Extensible storm fan

Abstract

The utility model relates to the technical field of gardening tools, in particular to an extendable storm fan which comprises a main body part, a battery pack is detachably connected to the main body part, the main body part comprises a shell, a driving motor and a driving fan, the driving motor and the driving fan are arranged in the shell, and the output end of the driving motor is in transmission connection with the driving fan. The main body part further comprises an air outlet barrel and air passing barrels, the driving fan is located in the air blowing barrel, one or more air passing barrels are combined to form an air passing part, one end of the air passing part is detachably connected with the air blowing barrel, and the other end of the air passing part is detachably connected with the air outlet barrel; the utility model provides an extendable storm fan which solves the problems that a traditional storm fan cannot be extended in length and is not convenient to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to garden tool technical field especially is related to a extendable storm machine. BACKGROUND

[0002] Now the operation requirement of garden greening maintenance is higher and higher, and the blower or storm machine as a kind of tool that can quickly clean branch fallen leaves, dust and stone rubbish greatly improves the work efficiency and operation quality of garden workers, and reduces the maintenance operation labor intensity.

[0003] But the blower or storm machine on the market is mostly integral, the length of the whole machine is fixed, the length of the blower or storm machine as a whole cannot be adjusted when using, so that the cleaning of some high places and narrow places is not enough, which influences the further improvement of the operation quality of garden greening maintenance, also limits the use scene of the blower or storm machine, and the blower or storm machine is not convenient to use. UTILITY MODEL CONTENTS

[0004] To solve the above problems, the utility model provides an extendable storm machine, solves the problems that the length of traditional storm machine cannot be extended and the blower or storm machine is not convenient to use.

[0005] The utility model adopts the technical scheme: an extendable storm machine, including main part, the detachable connection of battery pack is formed on the main part, the main part includes shell, drive motor and drive fan, the drive motor and the drive fan are arranged in the shell, the output end of the drive motor is connected with the drive fan, still include air outlet tube and air passage tube, the main part still includes air blowing tube, the drive fan is located in the air blowing tube, one or more air passage tubes are combined to form air passage part, one end of the air passage part is detachably connected with the air blowing tube, the other end of the air passage part is detachably connected with the air outlet tube.

[0006] Through the above technical scheme, one or more air passage tubes are combined, after reaching the required length, the assembled air passage part is assembled with the air blowing tube and the air outlet tube, so that the air blowing tube is installed on the main part, the user starts the power supply of the battery pack, so that the drive motor starts to work, and the driving force is transmitted to the drive fan through the output end of the drive motor, so that the drive fan rotates, the wind power generated by the drive fan can be blown out through the air passage part and the air outlet tube, the user can quickly clean the area by directing the air outlet tube to the area to be cleaned, when the high place and the narrow place difficult to enter need to be cleaned, the user can use the combination of multiple air passage tubes to increase the overall length of the storm machine, so that the wind power generated by the drive fan on the main part can accurately reach these cleaning areas, so that the garden workers can clean these dead angles more thoroughly, the operation efficiency and quality are greatly improved, and the blower or storm machine is more convenient to use.

[0007] Further, the overwind cylinder comprises a first connecting part and a second connecting part, the first connecting part and the second connecting part are respectively arranged at two ends of the overwind cylinder, the outer diameter of the first connecting part is smaller than the inner diameter of the second connecting part, and the first connecting part of one overwind cylinder can be detachably connected with the second connecting part of another overwind cylinder.

[0008] Through the technical scheme, the outer diameter of the first connecting part is smaller than the inner diameter of the second connecting part, and the first connecting part and the second connecting part of different overwind cylinders can be detachably connected, so that the user can connect multiple overwind cylinders end to end in actual use to increase the overall length of the blower, making the use of the blower more flexible, and the user can adjust the overall length of the blower in time according to different situations, greatly increasing the use range of the blower.

[0009] Further, the overwind cylinder comprises a first connecting part and a second connecting part, the first connecting part and the second connecting part are respectively arranged at two ends of the overwind cylinder, the outer diameter of the first connecting part is smaller than the inner diameter of the second connecting part, and the first connecting part of one overwind cylinder can be detachably connected with the second connecting part of another overwind cylinder.

[0010] Through the technical scheme, the user can judge whether the installation of the air outlet cylinder on the overwind cylinder is in place by the abutment of the positioning surface and the annular convex strip when assembling the air outlet cylinder and the overwind cylinder, and the annular convex strip can limit the air outlet cylinder to a certain extent, avoiding excessive installation of the air outlet cylinder on the overwind cylinder and other situations.

[0011] Further, the first connecting part and the third connecting part are screw-connected.

[0012] Through the technical scheme, the screw connection of the first connecting part and the third connecting part makes the assembly of the air outlet cylinder on the overwind cylinder very convenient, and the user can quickly disassemble and assemble the blower, and the screw connection of the air outlet cylinder and the overwind cylinder is simple to produce and has low cost, which is beneficial to mass production in the factory.

[0013] Further, the blowing cylinder is provided with a connecting cylinder, an annular step is arranged on the inner wall of the air passing cylinder, the annular step is close to the second connecting part, the outer diameter of the connecting cylinder is smaller than the inner diameter of the second connecting part, the connecting cylinder can be detachably connected with the second connecting part, and a limiting surface is arranged on the connecting cylinder; when the second connecting part and the connecting cylinder are completely connected, the annular step and the limiting surface abut.

[0014] Through the technical scheme, the user can judge whether the installation of the blowing cylinder and the air passing cylinder is in place through the abutment of the annular step and the limiting surface, and the second connecting part and the connecting cylinder abut each other, so that the sealing between the blowing cylinder and the air passing cylinder is better, the loss of the wind power generated by the driving fan in the air passing cylinder is smaller, and the operation efficiency of the blower is improved.

[0015] Further, the second connecting part and the connecting cylinder are screw-connected.

[0016] Through the technical scheme, the second connecting part and the connecting cylinder are screw-connected, so that the connection mode of the blowing cylinder and the air passing cylinder is simple and reliable, the production difficulty of the blower is reduced, the production cost of the blower is greatly reduced, and the user only needs to tighten the air passing cylinder on the connecting cylinder to complete the assembly of the main body part and the air passing cylinder when installing the blower, which is very convenient to use.

[0017] Further, an air inlet grille and a mounting cylinder are arranged in the blowing cylinder, the air inlet grille is arranged at one end of the blowing cylinder away from the connecting cylinder, the mounting cylinder is arranged in the middle of the blowing cylinder, the driving motor is located in the mounting cylinder, and the driving fan is located between the air inlet grille and the mounting cylinder.

[0018] Through the technical scheme, the driving fan is installed between the air inlet grille and the mounting cylinder, so that the output end of the driving motor and the driving fan are close to each other, the loss of the driving force in the transmission process is greatly reduced, and the transmission efficiency is improved, and the arrangement of the air inlet grille can effectively prevent branches, leaves and other sundries from being sucked into the driving fan to cause damage to the driving fan, so as to ensure the normal use of the driving fan and prolong the service life of the driving fan.

[0019] Further, the main body part further comprises a handle part, a button is arranged on the handle part, the button is connected with a control unit, the control unit is electrically connected with the battery pack and the driving motor, and the control unit is located in the shell.

[0020] Through the technical scheme, after the user presses the button, the control unit starts the battery pack, drives the motor to start working, and transmits the driving force to the driving fan through the output end of the driving motor, so that the driving fan rotates, and the air outlet of the air outlet cylinder is aligned with the area to be cleaned, and the cleaning operation can be performed. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained according to the structures shown in the drawings without creative labor for those skilled in the art.

[0022] Figure 1 It is a whole structure schematic view of the present application;

[0023] Figure 2 It is a sectional view of the present application;

[0024] Figure 3 It is an explosion view of the present application;

[0025] Figure 4 It is a whole structure schematic view of the present application in two wind passing cylinders connecting state;

[0026] Figure 5 It is a structure schematic view of the air outlet cylinder of the present application;

[0027] Figure 6 It is a structure schematic view of the wind passing cylinder of the present application;

[0028] Figure 7 It is a structure schematic view of the wind passing cylinder of the present application;

[0029] Figure 8 It is a structure schematic view of the main body of the present application;

[0030] The utility model label information is as follows:

[0031] 1, main body; 2, battery pack; 3, shell; 4, driving motor; 5, driving fan; 6, air outlet cylinder; 601, air outlet; 602, third connecting part; 7, wind passing cylinder; 701, first connecting part; 702, second connecting part; 8, blowing cylinder; 9, annular convex strip; 10, positioning surface; 11, connecting cylinder; 12, annular step surface; 13, limiting surface; 14, air inlet grille; 15, mounting cylinder; 16, handle part; 17, button; 18, control unit;

[0032] The purposes, functional features and advantages of the utility model will be further described in combination with embodiments with reference to the drawings. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0034] It should be noted that all the directionality indications (such as up, down, left, right, front, back, etc.) in the embodiments of the utility model are only used to explain the relative position relationship, movement condition, etc. between the components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directionality indications also change accordingly.

[0035] In addition, the description of "first", "second" and the like in the utility model is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of the various embodiments can be combined with each other, but must be based on the realization of the ordinary skilled in the art, and when the combination of the technical solutions appears contradictory or unachievable, it should be considered that the combination of the technical solutions does not exist, and is not within the protection scope required by the utility model.

[0036] Reference Figures 1-8As shown, an extendable blower, comprising a main body 1, a battery pack 2 is detachably connected to the main body 1, the main body 1 comprises a shell 3, a driving motor 4 and a driving fan 5, the driving motor 4 and the driving fan 5 are arranged in the shell 3, the output end of the driving motor 4 and the driving fan 5 are drivingly connected, further comprising an air outlet cylinder 6 and an air passing cylinder 7, the main body 1 further comprises a blowing cylinder 8, the driving fan 5 is located in the blowing cylinder 8, one or more air passing cylinders 7 are combined to form an air passing part, one end of the air passing part is detachably connected with the blowing cylinder 8, and the other end of the air passing part is detachably connected with the air outlet cylinder 6. One or more air passing cylinders 7 are combined, after reaching the required length, the combined air passing part is assembled with the blowing cylinder 8 and the air outlet cylinder 6, so that the blowing cylinder 8 is installed on the main body 1, the user starts the power supply of the battery pack 2, so that the driving motor 4 starts to work, and the driving force is transmitted to the driving fan 5 through the output end of the driving motor 4, so that the driving fan 5 rotates, the wind power generated by the driving fan 5 can pass through the air part and the air outlet cylinder 6 and blow out, the user can quickly clean the area by directing the air outlet cylinder 6 to the area to be cleaned; when it is necessary to clean high places and narrow places that are not easy to enter, the user can use the combination of multiple air passing cylinders 7 to increase the overall length of the blower, so that the wind power generated by the driving fan 5 on the main body 1 can accurately reach these cleaning areas, making the cleaning of these dead angles more thorough, the operation efficiency and quality are greatly improved, and the use is more convenient.

[0037] Referring to Figure 1 、 2 , 3, 4, 6, 7, the air passing cylinder 7 comprises a first connecting part 701 and a second connecting part 702, the first connecting part 701 and the second connecting part 702 are respectively arranged at both ends of the air passing cylinder 7, the outer diameter of the first connecting part 701 is smaller than the inner diameter of the second connecting part 702, and the first connecting part 701 of one air passing cylinder 7 can be detachably connected with the second connecting part 702 of another air passing cylinder 7. The outer diameter of the first connecting part 701 is smaller than the inner diameter of the second connecting part 702, and the first connecting part 701 and the second connecting part 702 of different air passing cylinders 7 can be detachably connected, so that the user can connect multiple air passing cylinders 7 end to end in actual use, to increase the overall length of the blower, making the use of the blower more flexible, and the user can adjust the overall length of the blower in time according to different situations, greatly increasing the use range of the blower.

[0038] Referring to Figures 1-7As shown, the outer wall of the air passing cylinder 7 is provided with an annular protrusion 9, the annular protrusion 9 is close to the first connecting part 701, the air outlet cylinder 6 includes an air outlet 601 and a third connecting part 602, the air outlet 601 and the third connecting part 602 are respectively arranged at both ends of the air outlet cylinder 6, the inner diameter of the third connecting part 602 is larger than the outer diameter of the first connecting part 701, the first connecting part 701 can be detachably connected with the third connecting part 602, and the third connecting part 602 is provided with a positioning surface 10; when the first connecting part 701 and the third connecting part 602 are completely connected, the positioning surface 10 and the annular protrusion 9 abut. When the user assembles the air outlet cylinder 6 and the air passing cylinder 7, whether the air outlet cylinder 6 is installed in place on the air passing cylinder 7 can be judged by the abutting condition of the positioning surface 10 and the annular protrusion 9, and the annular protrusion 9 can limit the air outlet cylinder 6 to a certain extent, avoiding excessive installation of the air outlet cylinder 6 on the air passing cylinder 7 and other situations that cannot be removed.

[0039] Referring to Figures 1-7 As shown, the first connecting part 701 and the third connecting part 602 are threadedly connected. The threaded connection of the first connecting part 701 and the third connecting part 602 makes the assembly of the air outlet cylinder 6 on the air passing cylinder 7 very convenient, and only needs to be tightened on the air passing cylinder 7 to complete the installation of the air outlet cylinder 6, so that the user can quickly disassemble and assemble the blower, and the threaded connection of the air outlet cylinder 6 and the air passing cylinder 7 is simple to produce and has low cost, which is beneficial to mass production in the factory.

[0040] Referring to Figures 1-8 As shown, the air blowing cylinder 8 is provided with a connecting cylinder 11, the inner wall of the air passing cylinder 7 is provided with an annular stepped surface 12, the annular stepped surface 12 is close to the second connecting part 702, the outer diameter of the connecting cylinder 11 is smaller than the inner diameter of the second connecting part 702, the connecting cylinder 11 can be detachably connected with the second connecting part 702, and the connecting cylinder 11 is provided with a limiting surface 13; when the second connecting part 702 and the connecting cylinder 11 are completely connected, the annular stepped surface 12 and the limiting surface 13 abut. The user can judge whether the air blowing cylinder 8 and the air passing cylinder 7 are installed in place by the abutting condition of the annular stepped surface 12 and the limiting surface 13, and the mutual abutment of the second connecting part 702 and the connecting cylinder 11 makes the sealing between the air blowing cylinder 8 and the air passing cylinder 7 better, so that the wind power generated by the driving fan 5 is less lost in the air passing cylinder 7, and the operation efficiency of the blower is improved.

[0041] Referring to Figures 1-8 As shown, the second connecting part 702 and the connecting cylinder 11 are threadedly connected. The threaded connection of the second connecting part 702 and the connecting cylinder 11 makes the connection mode of the air blowing cylinder 8 and the air passing cylinder 7 simple and reliable, reduces the production difficulty of the blower, greatly reduces the production cost of the blower, and only needs to be tightened on the connecting cylinder 11 when the user installs the blower to complete the assembly of the main body part 1 and the air passing cylinder 7, which is very convenient to use.

[0042] Referring to Figures 2-3 As shown in the figure, the air blowing cylinder 8 is provided with an air inlet grille 14 and a mounting cylinder 15, the air inlet grille 14 is arranged on the air blowing cylinder 8 away from the connecting cylinder 11, the mounting cylinder 15 is arranged in the middle of the air blowing cylinder 8, the driving motor 4 is located in the mounting cylinder 15, and the driving fan 5 is located between the air inlet grille 14 and the mounting cylinder 15. The driving fan 5 is installed between the air inlet grille 14 and the mounting cylinder 15, so that the output end of the driving motor 4 is close to the driving fan 5, the loss of driving force in the transmission process is greatly reduced, the transmission efficiency is improved, the arrangement of the air inlet grille 14 can effectively avoid the damage of the driving fan 5 caused by the suction of branches, leaves and other sundries into the driving fan 5, ensure the normal use of the driving fan 5 and prolong the service life of the driving fan 5.

[0043] Referring to Figures 1-3 As shown in the figure, the main body part 1 further comprises a handle part 16, the handle part 16 is provided with a button 17, the button 17 is connected with a control unit 18, the control unit 18 is electrically connected with the battery pack 2 and the driving motor 4, and the control unit 18 is located in the shell 3. After the user presses the button 17, the control unit 18 starts the battery pack 2, the driving motor 4 starts to work, the driving force is transmitted to the driving fan 5 through the output end of the driving motor 4, the driving fan 5 rotates, the air outlet 601 of the air blowing cylinder 6 is aligned with the area to be cleaned, and the cleaning operation can be carried out, the operation mode of the utility model is simple, and the user uses it very conveniently.

[0044] The control unit 18 is a single-chip microcomputer, which is a common technology on the market, and will not be repeated here.

[0045] In use, the user connects one or more air passing cylinders 7 end to end to form an air passing part according to the needs of the scene, tightens the first connecting part 701 and the third connecting part 602 in place to make the positioning surface 10 and the annular convex strip 9 abut, assembles the air blowing cylinder 6 and the air passing part, tightens the second connecting part 702 and the connecting cylinder 11 in place to make the annular stepped surface 12 and the limiting surface 13 abut, and assembles the air passing part and the main body part 1, so as to install the air blowing cylinder 6 and the air passing part on the main body part 1. The user starts the power supply of the battery pack 2, the driving motor 4 starts to work, the driving force is transmitted to the driving fan 5 through the output end of the driving motor 4, the driving fan 5 rotates, the wind power generated by the driving fan 5 can be blown out from the air outlet 601 of the air blowing cylinder 6 through the air passing part, and the user can clean the area to be cleaned quickly.

[0046] The above merely describes preferred embodiments of the present application, and is not intended to limit the patent scope of the present application, and any equivalent structural transformation or direct / indirect application in other related technical fields under the inventive concept of the present application, as described in the present application specification and drawings, is included in the patent protection scope of the present application.

Claims

1. An extendable blower, comprising a main body (1), wherein a battery pack (2) is detachably connected to the main body (1), the main body (1) comprising a housing (3), a drive motor (4) and a drive fan (5), the drive motor (4) and the drive fan (5) being disposed within the housing (3), the output end of the drive motor (4) being drively connected to the drive fan (5), characterized in that: It also includes an air outlet (6) and an air passage (7). The main body (1) also includes a blower (8). The driving fan (5) is located inside the blower (8). One or more of the air passages (7) are combined to form an air passage section. One end of the air passage section is detachably connected to the blower (8), and the other end of the air passage section is detachably connected to the air outlet (6).

2. The extendable blower according to claim 1, characterized in that: The air duct (7) includes a first connecting part (701) and a second connecting part (702). The first connecting part (701) and the second connecting part (702) are respectively disposed at both ends of the air duct (7). The outer diameter of the first connecting part (701) is smaller than the inner diameter of the second connecting part (702). The first connecting part (701) of one air duct (7) can be detachably connected to the second connecting part (702) of another air duct (7).

3. The extendable storm blower according to claim 2, characterized in that: An annular protrusion (9) is provided on the outer wall of the air duct (7). The annular protrusion (9) is close to the first connecting part (701). The air outlet (6) includes an air outlet (601) and a third connecting part (602). The air outlet (601) and the third connecting part (602) are respectively provided at both ends of the air outlet (6). The inner diameter of the third connecting part (602) is larger than the outer diameter of the first connecting part (701). The first connecting part (701) can be detachably connected to the third connecting part (602). A positioning surface (10) is provided on the third connecting part (602). When the first connecting part (701) and the third connecting part (602) are fully connected, the positioning surface (10) and the annular protrusion (9) abut against each other.

4. An extendable storm blower according to claim 3, characterized in that: The first connecting part (701) and the third connecting part (602) are threaded together.

5. An extendable blower according to claim 2, 3, or 4, characterized in that: The blower tube (8) is provided with a connecting tube (11), and the inner wall of the air passage tube (7) is provided with an annular stepped surface (12). The annular stepped surface (12) is close to the second connecting part (702). The outer diameter of the connecting tube (11) is smaller than the inner diameter of the second connecting part (702). The connecting tube (11) can be detachably connected to the second connecting part (702). The connecting tube (11) is provided with a limiting surface (13). When the second connecting part (702) and the connecting tube (11) are fully connected, the annular stepped surface (12) and the limiting surface (13) abut against each other.

6. An extendable storm blower according to claim 5, characterized in that: The second connecting part (702) and the connecting cylinder (11) are threaded together.

7. An extendable storm blower according to claim 6, characterized in that: The blower tube (8) is provided with an air intake grille (14) and a mounting tube (15). The air intake grille (14) is located on the blower tube (8) at one end away from the connecting tube (11). The mounting tube (15) is located in the middle of the blower tube (8). The drive motor (4) is located inside the mounting tube (15). The drive fan (5) is located between the air intake grille (14) and the mounting tube (15).

8. An extendable storm blower according to claim 1, 2, 3, 4, 6, or 7, characterized in that: The main body (1) also includes a grip (16), on which a button (17) is provided. The button (17) is connected to a control unit (18), which is electrically connected to the battery pack (2) and the drive motor (4). The control unit (18) is located inside the outer casing (3).

Images