CN208933887U - Blower - Google Patents

Abstract

The utility model provides a kind of blower, comprising: pressure-vaccum pipe, dust outlet tube, conversion equipment and power device；Pressure-vaccum pipe includes first segment and the second segment that is connected to first segment；Dust outlet tube is connected to one end that second segment deviates from first segment, and power device is arranged in the one end of second segment close to dust outlet tube, is used to form distinguished and admirable；Blower includes suction condition and air blowing state, and conversion equipment can change distinguished and admirable flow path, so that blower switches between suction condition and air blowing state；When being in suction condition, distinguished and admirable suck from first segment is blown out through second segment by dust outlet tube, distinguished and admirable to suck from second segment and blow out from first segment when being in air blowing state.So that blower only needs to be arranged a pressure-vaccum pipe and can realize air blowing state and suction condition, the volume and weight of blower is alleviated, convenient for holding.

Description

Blower

Technical field

The utility model relates to outdoor Horticultural power tools technology field more particularly to a kind of blowers.

Background technique

Blower is a kind of common Clean- electric tool in open air, is mainly used for the cleaning and collection of fallen leaves.Blower Need to be provided simultaneously with air blowing state and suction condition, when air blowing state, blower can be by drying the leaf on ground It blows away；When suction condition, leaf can be sucked in collecting bag by air draught again.

In the prior art, blower includes blowpipe, suction pipe, dust outlet tube and fan；Suction pipe is connected to dust outlet tube, and fan is set It sets on the position in suction pipe close to dust outlet tube, the lower section of suction pipe is arranged in blowpipe, and one end can be with suction pipe close to dust outlet tube One end connection.When air blowing state, the distinguished and admirable of fan generation can blow out from suction pipe into and through blowpipe；Work as suction condition When, the distinguished and admirable of fan generation can enter from suction pipe and blow out through dust outlet tube.

But blower in the prior art, due to being provided with blowpipe and suction pipe simultaneously, volume and weight are larger, inconvenient In hand-held.

Utility model content

The utility model provides a kind of blower, to overcome the problems, such as that blower volume and weight are big in the prior art.

The utility model provides a kind of blower, comprising: pressure-vaccum pipe, dust outlet tube, conversion equipment and power device；It is described Pressure-vaccum pipe includes first segment and the second segment that is connected to the first segment；The dust outlet tube is connected to the second segment away from institute One end of first segment is stated, the power device is arranged in the second segment close to one end of the dust outlet tube, is used to form distinguished and admirable； The blower includes suction condition and air blowing state, and the conversion equipment can change the distinguished and admirable flow path, so that The blower switches between suction condition and air blowing state；It is described distinguished and admirable from described the when being in suction condition One section of sucking is blown out through the second segment by the dust outlet tube, described distinguished and admirable from second segment suction when being in air blowing state Enter and is blown out from the first segment.

Blower as described above, wherein the conversion equipment includes: cover board, crossover connection and turnover panel；The second segment Side wall be formed with the first air inlet, the cover board is located on first air inlet, is used to open or closes described first Air inlet；The first segment is also formed with the second air inlet on the side wall of the second segment, and the crossover connection can be along One preset direction is mobile, so that the second segment passes through the crossover connection and second air inlet away from one end of the first segment Mouth connection, or it is connected to the second segment with the dust outlet tube；One end of the turnover panel is hinged on the second segment close to described On the side wall of second air inlet, the turnover panel can be rotated around articulated shaft so that the first segment is connected to the second segment, or It is connected to the first segment with second air inlet.

Blower as described above, wherein the dust outlet tube is formed with the first opening on the side wall of the second segment, The crossover connection includes bottom wall and the cylindrical sidewall that is fixed on the bottom wall, and the cylindrical sidewall is close to the position of the bottom wall It sets and is formed with the second opening, the bottom wall can pass through first opening and along the axial movement of the crossover connection； When being moved to suction condition, second opening is located at outside the dust outlet tube, and the bottom wall blocks first opening；Work as shifting When moving air blowing state, second opening is located in the dust outlet tube and is connected to the second segment, the bottom wall and described Cylindrical sidewall blocks the dust outlet tube.

Blower as described above, wherein the cover board is fixedly connected on the side wall of the crossover connection, the crossover connection It is moved along the first preset direction and is able to drive the cover board and opens or closes first air inlet.

Blower as described above, wherein transmission component, the biography are additionally provided between the turnover panel and the crossover connection Dynamic component can be such that the crossover connection moves synchronously with the turnover panel.

Blower as described above, wherein the transmission component includes first connecting rod and second connecting rod, the first connecting rod One end be fixedly connected with the articulated shaft of the turnover panel, one end of the other end of the first connecting rod and the second connecting rod is cut with scissors It connects, the other end of the second connecting rod and the crossover connection are hinged.

Blower as described above, wherein when air blowing state, the crossover connection with second air inlet for being connected to One end and second air inlet between with pre-set dimension spacing.

Blower as described above, wherein the crossover connection be used for be connected to second air inlet one end it is transversal Area is less than the cross-sectional area of second air inlet.

Blower as described above, wherein be further fixed on Inlet Network outside first air inlet, the cover board can be in institute It states and is moved between the first air inlet and the Inlet Network.

Blower as described above, wherein the power device includes fan, and the fan is connected to the second segment and leans on One end of the nearly dust outlet tube.

Blower provided by the utility model, by the way that pressure-vaccum pipe, dust outlet tube, conversion equipment and power device is arranged, Middle pressure-vaccum pipe includes first segment and second segment, and the both ends of second segment have been respectively communicated with first segment and dust outlet tube, power device setting In second segment close to one end of dust outlet tube, distinguished and admirable for generating, conversion equipment can change the distinguished and admirable flow path, make to blow Suction machine is converted between air blowing state and suction condition, when suction condition, it is distinguished and admirable from first segment through second segment from dirt section out Blowout, it is distinguished and admirable to be blown out from second segment sucking from first segment when air blowing state, so that blower only needs to be arranged a pressure-vaccum pipe just Air blowing state and suction condition may be implemented, alleviate the volume and weight of blower, convenient for holding.

Detailed description of the invention

Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing, it should be appreciated that herein Described specific embodiment is only used for describing and explaining the present invention, and the utility model is not limited to following specific realities Apply mode.

Fig. 1 is the main view of the utility model blower suction condition；

Fig. 2 is the cross-sectional view of Fig. 1；

Fig. 3 is the partial enlarged view of Fig. 2；

Fig. 4 is the main view of the utility model blower air blowing state；

Fig. 5 is the cross-sectional view of Fig. 4；

Fig. 6 is the partial enlarged view of Fig. 5；

Fig. 7 is the right view of the utility model blower.

Description of symbols:

1: pressure-vaccum pipe；

11: first segment；

111: the second air inlets；

12: second segment；

121: the first air inlets；

122: Inlet Network；

2: dust outlet tube；

21: the first openings；

31: cover board；

32: crossover connection；

321: the second openings；

322: cylindrical sidewall；

323: bottom wall；

33: turnover panel；

34: first connecting rod；

35: second connecting rod；

4: power device.

Specific embodiment

Blower is a kind of common Clean- electric tool in open air, is mainly used for the cleaning and collection of fallen leaves.Blower Need to be provided simultaneously with air blowing state and suction condition, when air blowing state, blower can be by drying the leaf on ground It blows away；When suction condition, leaf can be sucked in collecting bag by air draught again.

In the prior art, blower includes blowpipe, suction pipe, dust outlet tube and fan；Suction pipe is connected to dust outlet tube, and fan is set It sets on the position in suction pipe close to dust outlet tube, the lower section of suction pipe is arranged in blowpipe, and one end can be with suction pipe close to dust outlet tube One end connection.Dust outlet tube can connect the collecting bag for collecting leaf away from one end of blowpipe.When air blowing state, fan is produced It is raw it is distinguished and admirable can be blown out from suction pipe into and through blowpipe, so as to which the leaf being scattered is blown away；When suction condition, wind The distinguished and admirable of fan generation can enter from suction pipe and blow out through dust outlet tube, so that leaf be enable to collect through suction pipe and dust outlet tube sucking In bag.But blower in the prior art, due to being provided with blowpipe and suction pipe simultaneously, volume and weight are larger, are not easy to It is hand-held.

To solve the above-mentioned problems, the utility model embodiment provides a kind of blower, can reduce the volume of blower And weight, facilitate gripping.

Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing, it should be appreciated that herein Described specific embodiment is only used for describing and explaining the present invention, and the utility model is not limited to following specific realities Apply mode.

Fig. 1 is the main view of the utility model blower suction condition；Fig. 2 is the cross-sectional view of Fig. 1；Fig. 3 is the part of Fig. 2 Enlarged drawing；Fig. 4 is the main view of the utility model blower air blowing state；Fig. 5 is the cross-sectional view of Fig. 4；Fig. 6 is the part of Fig. 5 Enlarged drawing；Fig. 7 is the right view of the utility model blower.

Incorporated by reference to Fig. 1 to Fig. 7, the present embodiment provides a kind of blowers, comprising: pressure-vaccum pipe 1, dust outlet tube 2, conversion equipment with And power device 4；Pressure-vaccum pipe 1 includes first segment 11 and the second segment 12 being connected to first segment 11；Dust outlet tube 2 is connected to second Section 12 deviates from one end of first segment 11, and power device 4 is arranged in second segment 12 close to one end of dust outlet tube 2, is used to form distinguished and admirable； Blower includes suction condition and air blowing state, and conversion equipment 3 can change distinguished and admirable flow path, so that blower is in air-breathing It is switched between state and air blowing state；It is distinguished and admirable to suck through second segment 12 from first segment 11 by going out when being in suction condition Dirt pipe 2 is blown out, distinguished and admirable to suck from second segment 12 and blow out from first segment 11 when being in air blowing state.

Specifically, blower can be applied in the cleaning of gardens, and blower can be by pressure-vaccum pipe 1, dust outlet tube 2, converting means It sets and power device 4 is constituted, can have two kinds of working conditions of air blowing state and suction condition；When suction condition, power The distinguished and admirable of the generation of device 4 can enter from pressure-vaccum pipe 1 and blow out from dust outlet tube 2；When air blowing state, conversion equipment can change wind The flow path of stream, so that distinguished and admirable can blow out from pressure-vaccum pipe 1, to realize the switching of suction condition and air blowing state.

Pressure-vaccum pipe 1 is as distinguished and admirable main thoroughfare comprising first segment 11 and second segment 12, the tail end of first segment 11 can be with It is connected to the head end of second segment 12, so as to which the access of preset direction can be formed in pressure-vaccum pipe 1.Preset direction can for straight line or Person's curve can be configured according to the actual situation, be not specifically limited herein.The cross-sectional shape of first segment 11 can be cross The not changed uniform section of area of section, or cross-sectional area changed variable cross-section with development length, This is not specifically limited.The cross-sectional shape of second segment 12 can be identical as first segment 11, can also be different, can be according to reality Situation is configured.

Dust outlet tube 2 can be connected to second segment 12 away from one end of first segment 11 as the channel for collecting leaf, one end, Its other end can be arranged with collecting bag.The cross-sectional shape of dust outlet tube 2 can there are many, such as cross section can be rectangular It can be circle.Preferably, in order to facilitate the use of blower, it could be formed with default folder between dust outlet tube 2 and second segment 12 Angle, it is preferable that default angle can be 90 degree.

Power device 4 can be set in second segment 12 as that can generate distinguished and admirable device close to the position of dust outlet tube 2 On.4 structure of power device can there are many, such as it can generate distinguished and admirable device, preferably earthquake for air pump or fan etc. Power device 4 may include fan, and fan is connected to second segment 12 close to one end of dust outlet tube 2, to facilitate to form airflow channel. Fan may include having multi-disc flabellum, and flabellum rotation can produce distinguished and admirable；Or fan can be for using made of supercharging air Fan without blades, fan without blades may include annular air outlet cylinder, and the inner wall of chimney fan can form multiple subtle wind grooves, pressurization Air blows out through wind groove and is formed distinguished and admirable.

Conversion equipment can change distinguished and admirable flow path, so that blower is between air blowing state and suction condition Switch over, the structure of conversion equipment can there are many, such as conversion equipment may include that valvular company is respectively set in both ends The first intake valve take over, being arranged between first segment 11 and second segment 12 and the second intake valve being connected on dust outlet tube 2, It could be formed with intercommunicating pore on the side wall of first segment 11, one end of connecting tube is connected to through intercommunicating pore with first segment 11, connecting tube The other end can be connected to dust outlet tube 2, could be formed with venthole on the side wall of second segment 12；When suction condition, Ke Yiguan The valve at connecting tube both ends is closed, opening the first intake valve is connected to first segment 11 with second segment 12, opens the second intake valve and uses Dirt pipe 2 is connected to collecting bag, at this point, distinguished and admirable can blow out through first segment 11, second segment 12 from dust outlet tube 2；When air blowing state, The valve at connecting tube both ends can be opened, the first intake valve and the second intake valve are closed, at this point, distinguished and admirable can be from second segment 12 Venthole enters dust outlet tube 2, and is blown out by communicating pipe through first segment 11.

In addition, conversion equipment can also generate reversed distinguished and admirable device for control power device 4, such as conversion equipment can be with For clockwise and anticlockwise motor, can be connect with power device 4.It is distinguished and admirable to be flowed to out from first segment 11, second segment 12 when rotating forward Dirt pipe 2, blower work in suction condition；When inverted, distinguished and admirable to be blown out from dust outlet tube 2 through second segment 12 and first segment 11, it blows Suction machine works in air blowing state.

When need to make blower work in suction condition, adjustable conversion equipment, so that first segment 11 and second segment 12 connections, second segment 12 is connected to dust outlet tube 2, and then opening power device 4, keeps its generation distinguished and admirable, it is distinguished and admirable can be through first segment 11 enter, and blow out by second segment 12 from dust outlet tube 2, so that leaf be sucked in collecting bag.When needing to make blower work to exist When air blowing state, adjustable conversion equipment sucks air-flow from second segment 12, and blows out from first segment 11, thus Leaf is focused at one.

Blower provided in this embodiment, by setting pressure-vaccum pipe, dust outlet tube, conversion equipment and power device, wherein Pressure-vaccum pipe includes first segment and second segment, and the both ends of second segment have been respectively communicated with first segment and dust outlet tube, and power device setting exists Second segment is close to one end of dust outlet tube, and distinguished and admirable for generating, conversion equipment can change the distinguished and admirable flow path, makes pressure-vaccum Machine is converted between air blowing state and suction condition, distinguished and admirable to be blown from first segment through second segment from dirt section out when suction condition Out, distinguished and admirable to be blown out from second segment sucking from first segment when air blowing state, so that blower only needs to be arranged a pressure-vaccum pipe To realize air blowing state and suction condition, the volume and weight of blower is alleviated, convenient for holding.

In another embodiment, conversion equipment includes: cover board 31, crossover connection 32 and turnover panel 33；The side of second segment 12 Wall is formed with the first air inlet 121, and cover board 31 is located on the first air inlet 121, is used to open or closes the first air inlet 121；First segment 11 is also formed with the second air inlet 111 on the side wall of second segment 12, and crossover connection 32 can be default along first Direction is mobile, so that second segment 12 is connected to by crossover connection 32 with the second air inlet 111 away from one end of first segment 11, or makes the It is connected to dust outlet tube 2 for two section 12；One end of turnover panel 33 is hinged on second segment 12 on the side wall of the second air inlet 111, turnover panel 33 can rotate around articulated shaft so that first segment 11 is connected to second segment 12, or is connected to first segment 11 with the second air inlet 111.

Specifically, could be formed with the first air inlet 121 on the side wall of second segment 12, the shape of the first air inlet 121 and Size can be configured according to the actual situation, can be covered on the first air inlet 121 and be used to open or close the first air inlet Mouthfuls 121 cover board 31, cover board 31 and the first air inlet 121 be provide with mode can there are many, for example, the first air inlet 121 weeks The side wall enclosed can outwardly protrude to form linkage section, and the cover board 31 can be interference fitted with the linkage section 31.In another example lid Plate 31 can be slidedly arranged on second segment 12, to allow to be moved to the first air inlet 121 of covering or expose the first air inlet 121。

First segment 11 can also be formed with the second air inlet 111 on the side wall of second segment 12, the second air inlet 111 Shape and size can be configured according to the actual situation, it is preferable that air blowing state, the second air inlet 111 can be with first segments 11 entrances for deviating from second segment 12 are on same straight line, and the second air inlet 111 is formed with first segment 11 along straight line Direction is blown out distinguished and admirable.Conversion equipment further includes crossover connection 32, and crossover connection 32 can be moved along the first preset direction, thus blowing It is switched between gaseity and suction condition, when being moved to air blowing state, second segment 12 can close to one end of dust outlet tube 2 It being connected to one end of crossover connection 32,32 other end of crossover connection is connected to the second air inlet 111, when being moved to suction condition, the It is connected to dust outlet tube 2 for two section 12.Specifically, sliding shutter can be set on the side wall of dust outlet tube 2, dust outlet tube 2 is far from second segment Electromagnetic valve is can be set on 12 cross section, the side wall of dust outlet tube 2 can be set contact switch, and electric shock switch can be with Sliding shutter and electromagnetic valve electrical connection.When crossover connection 32, which is moved to, to be contacted with the contact switch on dust outlet tube 2, can trigger Contact switch, at this point, sliding shutter can open so that dust outlet tube 2 is connected to crossover connection 32, electromagnetic valve can close out dirt Pipe 2, blower is in air blowing state, conversely, being at suction condition.In addition, the first preset direction can be that straight line can also Think curve, it is preferable that the first preset direction can be parallel with 111 axis direction of the second air inlet.

Conversion equipment further includes turnover panel 33, and turnover panel 33 may include ontology and articulated shaft, and the area of ontology turnover panel 33 can be with More than or equal to the cross-sectional area of second segment 12 and the second air inlet 111, ontology can be hinged on second segment 12 by articulated shaft and lean on On the side wall of nearly second air inlet 111, it is preferable that could be formed with hinge hole on the side wall of second segment 12, articulated shaft can be It is rotated in hinge hole, so that ontology be driven to rotate around articulated shaft, when turning to suction condition, ontology can cover the second air inlet Mouth 111, it is distinguished and admirable at this time to flow to second segment 12 from first segment 11.When turning to air blowing state, ontology can be blocked in Between one section 11 and second segment 12 so that first segment 11 is not connected to second segment 12, it is distinguished and admirable at this time can only be from the second air inlet 111 Sucking is blown out through first segment 11.Which structure is simple, and is easier to realize.

Further, the another kind as crossover connection 32 is preferably carried out mode, side wall of the dust outlet tube 2 close to second segment 12 On be formed with the first opening 21, crossover connection 32 includes bottom wall 323 and the cylindrical sidewall 322 that is fixed on bottom wall 323, tubular side Wall 322 is formed with the second opening 321 on the position of bottom wall 323, and bottom wall 323 can pass through the first opening 21 and along crossover connection 32 axial movement；When being moved to suction condition, the second opening 321 is located at outside dust outlet tube 2, and bottom wall 323 blocks the first opening 21；When being moved to air blowing state, the second opening 321 is located in dust outlet tube 2 and is connected to second segment 12, bottom wall 323 and tubular Side wall 322 blocks dust outlet tube 2.

Specifically, crossover connection 32 can be set in the lower section of second segment 12, may include bottom wall 323 and cylindrical sidewall 322, i.e. the other end open at one end of crossover connection 32 is closing, and cylindrical sidewall 322 can also be formed on the position of bottom wall 323 There is the second opening 321 towards second segment 12.The first opening 21,32 bottom wall of crossover connection, 323 energy are formed on the side wall of dust outlet tube 2 It is enough protruded into dust outlet tube 2 by the first opening 21, and can moving radially so that blower is in air blowing state and suction along dust outlet tube 2 Switch between gaseity, when suction condition, the bottom wall 323 of crossover connection 32 is moved at the first opening 21, and can block One opening 21, the second opening 321 is located at outside dust outlet tube 2 at this time.When air blowing state, the second opening 321 of crossover connection 32 is located at In dust outlet tube 2, bottom wall 323 is contacted with the side wall of dust outlet tube 2, and bottom wall 323 and cylindrical sidewall 322 can block dust outlet tube 2, so that It is distinguished and admirable to be blown out through second segment 12, crossover connection 32 and the second air inlet 111 from first segment 11, to facilitate air blowing state and air-breathing shape Switching between state.

Further, cover board 31 can be fixedly connected on the side wall of crossover connection 32, and crossover connection 32 is along the first default side Cover board 31, which is able to drive, to movement opens or closes the first air inlet 121.

Specifically, cover board 31 can be slidedly arranged on second segment 12, to open or close the first air inlet 121, cover board 31 On the side wall that the side of the first air inlet 121 can be fixed on the crossover connection 32.When crossover connection 32 is along the first default side To when moving to suction condition, cover board 31 can cover the first air inlet 121, and when being moved to air blowing state, cover board 31 can be with Open the first air inlet 121, so as to realize while operating crossover connection 32 and cover board 31 make it and meanwhile be in suction condition or Air blowing state, state switching are more convenient.

In addition, being additionally provided with transmission component between turnover panel 33 and crossover connection 32, transmission component can make crossover connection 32 and turn over Plate 33 moves synchronously.So that crossover connection 32 is moved to the air-breathing that bottom wall 323 blocks the first opening 21 along the first preset direction When state, cover board 31 can cover the first air inlet 121, and turnover panel 33 can turn to the state for blocking the second air inlet 111, wind Stream can flow to dust outlet tube 2 from first segment 11 through second segment 12；Connect when crossover connection 32 is moved to the second opening 321 with second segment 12 When logical air blowing state, cover board 31 can open the first air inlet 121, and turnover panel 33 can turn to barrier first segment 11 and second Section 12 state, it is distinguished and admirable can be from the first air inlet 121 through second segment 12, crossover connection 32, the second air inlet 111 and first segment 11 Blowout, so that state switching is more convenient.The structure of transmission component can be to be a variety of, such as rack-and-pinion, can on crossover connection 32 To be connected with rack gear, articulated shaft one end of turnover panel 33 can connect the gear being engaged with rack, so as to by crossover connection 32 Movement be converted to the rotary motion of turnover panel 33.It is understood that transmission component can also be worm and gear etc., do not do herein It is specific to limit.

It is preferably carried out mode as one kind, transmission component includes first connecting rod 34 and second connecting rod 35, first connecting rod 34 One end be fixedly connected with the articulated shaft of turnover panel 33, one end of the other end and second connecting rod 35 of first connecting rod 34 is hinged, second The other end and crossover connection 32 of connecting rod 35 are hinged.

Specifically, transmission component can be link assembly, may include first connecting rod 34 and second connecting rod 35, and first connects One end of bar 34 and second connecting rod 35 are hinged, and the other end of first connecting rod 34 is fixedly connected with articulated shaft, second connecting rod 35 it is another One end is fixedly connected with crossover connection 32, it is preferable that and on its side wall that can be fixed on crossover connection 32, link assembly structure is simple, Processing cost is low.

On the basis of the above embodiments, when air blowing state, crossover connection 32 be used for be connected to the second air inlet 111 one With the spacing of pre-set dimension between end and the second air inlet 111.

Specifically, when crossover connection 32 is moved to air blowing state, crossover connection 32 is close to one end and the of the second air inlet 111 With the distance of pre-set dimension between two air inlets 111 so that when it is distinguished and admirable flow to first segment 11 from crossover connection 32 when, at the spacing Air can under the action of negative pressure also from spacing at flow to first segment 11, to increase the air-blowing quantity of air blowing state.

On the basis of the above embodiments, the cross-sectional area of one end that crossover connection 32 is used to be connected to the second air inlet 111 Less than the cross-sectional area of the second air inlet 111.Area at spacing and the distinguished and admirable speed of gas blow pipe can be increased, thus further Increase the air-blowing quantity of air blowing state.Preferably, the cross-sectional area of crossover connection 32 can be from one end close to bottom wall 323 to the bottom of away from One end of wall 323 is gradually reduced, and further increases airflow velocity.

On the basis of the above embodiments, it is further fixed on Inlet Network 122 outside the first air inlet 121, cover board 31 can be the It is moved between one air inlet 121 and Inlet Network 122.

Specifically, it can also be covered with netted Inlet Network 122 outside the first air inlet 121, to prevent sucking impurity blocking Airflow channel.It could be formed with gap between Inlet Network 122 and the first air inlet 121, one end of cover board 31 can be protruded between this Gap simultaneously follows crossover connection 32 to move along the first preset direction, thus the first air inlet 121 of covering or opening.

In the present invention, term " first ", " second " are used only for the purpose of description, and should not be understood as instruction or Imply relative importance；The indicating positions such as term " on ", "lower", "top", "bottom" or positional relationship are side based on the figure Position or positional relationship are merely for convenience of description the utility model, rather than the device or original part of indication or suggestion meaning are necessary With specific orientation, it is constructed and operated in a specific orientation；Unless otherwise clearly defined and limited, " installation ", " connection " Equal terms are broadly understood, for example, " connection " may be fixed connection or may be dismantle connection, or integral connection. For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood as the case may be Meaning.

In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation The description of mode ", " example ", " specific example " or " some examples " etc. means embodiment or example is combined to describe specific Feature, structure, material or feature are contained at least one embodiment or example of the utility model.In this specification In, schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover, the specific spy of description Sign, structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.

Claims (10)

1. a kind of blower characterized by comprising pressure-vaccum pipe, dust outlet tube, conversion equipment and power device；

The pressure-vaccum pipe includes first segment and the second segment that is connected to the first segment；The dust outlet tube is connected to described second Section deviates from one end of the first segment, and the power device is arranged in the second segment close to one end of the dust outlet tube, is used for It is formed distinguished and admirable；

The blower includes suction condition and air blowing state, and the conversion equipment can change the distinguished and admirable flow path, So that the blower switches between suction condition and air blowing state；It is described distinguished and admirable from institute when being in suction condition First segment sucking is stated to be blown out through the second segment by the dust outlet tube, it is described distinguished and admirable from described second when being in air blowing state Section sucking is simultaneously blown out from the first segment.

2. blower according to claim 1, which is characterized in that the conversion equipment includes: cover board, crossover connection and turns over Plate；

The side wall of the second segment is formed with the first air inlet, and the cover board is located on first air inlet, is used to open Or close first air inlet；

The first segment is also formed with the second air inlet on the side wall of the second segment, and the crossover connection can be pre- along first Set direction is mobile, so that the second segment can pass through the crossover connection and second air inlet away from one end of the first segment Mouth connection, or it is connected to the second segment with the dust outlet tube；

One end of the turnover panel is hinged on the second segment on the side wall of second air inlet, and the turnover panel can be around hinge Spindle rotates so that the first segment is connected to the second segment, or is connected to the first segment with second air inlet.

3. blower according to claim 2, which is characterized in that dust outlet tube shape on the side wall of the second segment At there is the first opening, the crossover connection includes bottom wall and the cylindrical sidewall that is fixed on the bottom wall, and the cylindrical sidewall is leaned on The second opening is formed on the position of the nearly bottom wall, the bottom wall can pass through first opening and along the crossover connection It is axially moved；When being moved to suction condition, second opening is located at outside the dust outlet tube, and the bottom wall blocks described first Opening；When being moved to air blowing state, second opening is located in the dust outlet tube and is connected to the second segment, the bottom Wall and the cylindrical sidewall block the dust outlet tube.

4. blower according to claim 3, which is characterized in that the cover board is fixedly connected on the side wall of the crossover connection On, the crossover connection is moved along the first preset direction to be able to drive the cover board and opens or closes first air inlet.

5. blower according to claim 4, which is characterized in that be additionally provided with biography between the turnover panel and the crossover connection Dynamic component, the transmission component can be such that the crossover connection moves synchronously with the turnover panel.

6. blower according to claim 5, which is characterized in that the transmission component includes that first connecting rod and second connect Bar, one end of the first connecting rod are fixedly connected with the articulated shaft of the turnover panel, the other end of the first connecting rod and described the One end of two connecting rods is hinged, and the other end of the second connecting rod and the crossover connection are hinged.

7. according to the described in any item blowers of claim 2-6, which is characterized in that when air blowing state, the conversion is effective With the spacing of pre-set dimension between the one end and second air inlet being connected to second air inlet.

8. blower according to claim 7, which is characterized in that the crossover connection with second air inlet for being connected to One end cross-sectional area be less than second air inlet cross-sectional area.

9. according to the described in any item blowers of claim 2-6, which is characterized in that be further fixed on outside first air inlet into Wind net, the cover board can move between first air inlet and the Inlet Network.

10. blower according to claim 1-6, which is characterized in that the power device includes fan, described Fan is connected to the second segment close to one end of the dust outlet tube.