CN206943047U - A kind of fan assembly and the new knapsack based on the fan assembly - Google Patents
A kind of fan assembly and the new knapsack based on the fan assembly Download PDFInfo
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- CN206943047U CN206943047U CN201720759733.2U CN201720759733U CN206943047U CN 206943047 U CN206943047 U CN 206943047U CN 201720759733 U CN201720759733 U CN 201720759733U CN 206943047 U CN206943047 U CN 206943047U
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- fan assembly
- housing
- ratchet
- power transmission
- transmission shaft
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Abstract
A kind of fan assembly and the new knapsack based on the fan assembly are the utility model is related to, wherein, fan assembly is provided with the housing of air outlet and the fan being arranged in housing including bottom；Fan includes impeller, power transmission shaft, flywheel and chain；Impeller is provided with flabellum；The inwall of housing is provided with fixed mount, and drive axis is arranged on fixed mount；Impeller is arranged at one end of power transmission shaft, and towards air outlet；Flywheel sleeve drives power transmission shaft one-directional rotation on power transmission shaft；Chain is connected with flywheel, and two free ends of chain are respectively arranged with drawstring；Drawstring end is located at outside housing.The utility model can not only form the opposite force to antigravity by wind-force caused by fan, reduce the heavy burdens；Moreover, pulling fan to rotate by drawstring, can be also used for taking exercises；Meanwhile housing is also used as stool and rested for people；Therefore, it has multiple functions, can preferably meet the use demand of people.
Description
Technical field
The utility model belongs to knapsack technical field, in particular to a kind of fan assembly and based on the fan assembly
New knapsack.
Background technology
Knapsack is mainly used in loading book or clothing etc. as a kind of articles for daily use are used for.But existing backpack function list
One, it is only used for device article；Also, the increase of knapsack loading amount is also resulted in after article is loaded, and then increases the burden of human body,
It is thus impossible to meet use demand of the people to knapsack well.
Utility model content
In order to solve the above problems, the purpose of this utility model is to provide a kind of fan assembly and filled based on the fan
The knapsack put, to make it have multiple functions, it can preferably meet the use demand of people.
Technical scheme is used by the utility model：
A kind of fan assembly, it includes bottom and is provided with the housing of air outlet and the fan machine being arranged in the housing
Structure；The fan includes impeller, power transmission shaft, flywheel and chain；The impeller is provided with flabellum；The inwall of the housing
Fixed mount is provided with, the drive axis is arranged on the fixed mount；The impeller is arranged at one end of the power transmission shaft,
And towards the air outlet；The flywheel sleeve drives the power transmission shaft one-directional rotation on the power transmission shaft；The chain
It is connected with the flywheel, and two free ends of the chain are respectively arranged with drawstring；The drawstring end is located at the shell
In vitro.
Further, the fixed mount includes head rod and the second connecting rod；The both ends of the head rod and institute
Madial wall of the both ends of the second connecting rod respectively with the housing is stated to be fixedly connected；The head rod and described second connects
It is separately provided for installing the bearing block of the power transmission shaft on extension bar；Institute's drive link passes through the bearing block, and respectively with institute
State head rod and second connecting rod is rotatably assorted.
Further, the both ends of the head rod are fixedly connected with the left side wall and right side wall of the housing respectively；Institute
The both ends for stating the second connecting rod are fixedly connected with the left side wall and right side wall of the housing respectively.
Further, the both ends of the head rod are fixedly connected with the left side wall and right side wall of the housing respectively；Institute
The both ends for stating the second connecting rod are fixedly connected with the front side wall and rear wall of the housing respectively.
Further, the end of the drawstring is provided with the fixture for clasping arm.
Further, the fixture is the collar；The collar includes the first connect band and the second connect band；Described first connects
End of the one end of tape splicing and second connect band with the drawstring is fixedly connected；First connect band and described second
The other end of connect band is free end, and is detachably connected by connector.
Further, the connector is button, snap-fastener or VELCRO.
Further, the flywheel includes sprocket wheel, ratchet and ratchet；The ratchet is arranged at the outside of the power transmission shaft
Wall；The ratchet sleeve is located at the outside of the power transmission shaft, and the ratchet of the ratchet and the ratchet cooperates；The sprocket wheel
The outside of the ratchet is sheathed on, and is fixedly connected with ratchet；The chain is connected with the chain gear transmission.
Further, the housing is made of hard plastics.
Based on said fans device, the utility model additionally provides a kind of new knapsack, it include knapsack body and on
The fan assembly stated；The fan assembly is arranged at the bottom of the knapsack body, and the air outlet of the fan assembly is backwards
The knapsack body is downward；The housing is detachably connected with the knapsack body.
Wherein, housing can be realized by the existing connector such as bandage or buckle and is detachably connected with knapsack body.
The beneficial effects of the utility model：
Fan assembly provided by the utility model and the new knapsack based on the fan assembly, can not only pass through fan
Wind-force caused by mechanism forms the opposite force to antigravity, reduces the heavy burdens；Moreover, pull fan to rotate by drawstring,
It can be also used for taking exercises；Meanwhile housing is also used as stool and rested for people；Therefore, it has multiple functions, can be with
Preferably meet the use demand of people.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the upward view of the fan assembly described in embodiment 1；
Fig. 2 is the internal structure schematic diagram of the fan assembly described in embodiment 1；
Fig. 3 is the upward view of the housing described in embodiment 1；
Fig. 4 is the structural representation of the flywheel described in embodiment 1；
Fig. 5 is the upward view of the fan assembly described in embodiment 2；
Fig. 6 is the upward view of the housing described in embodiment 2；
Fig. 7 is the structural representation of the flabellum described in embodiment.
In figure marked as：
Housing 101, flabellum 102, head rod 103, chain 104, drawstring 105, the collar 106, power transmission shaft 107, flywheel
108, the second connecting rod 109, bearing block 110, sprocket wheel 111, ratchet 112, ratchet 113.
Embodiment
, below will be to technology of the present utility model to make the purpose of this utility model, technical scheme and advantage clearer
Scheme is described in detail.Obviously, described embodiment is only the utility model part of the embodiment, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not before creative work is made
Resulting all other embodiment is put, belongs to the scope that the utility model is protected.
Embodiment 1
As shown in Figure 1-Figure 3, a kind of fan assembly is present embodiments provided, it includes：Bottom is provided with the shell of air outlet
Body 101 and the fan being arranged in housing 101.
Wherein, fan includes impeller, power transmission shaft 107, flywheel 108 and chain 104；Impeller is provided with flabellum 102；
The inwall of housing 101 is provided with fixed mount, and power transmission shaft 107 is rotated and is arranged on fixed mount；Impeller is arranged at the one of power transmission shaft 107
End, and towards air outlet；Flywheel 108 is sheathed on power transmission shaft 107, and drives the one-directional rotation of power transmission shaft 107；Chain 104 is with flying
The drive connection of wheel 108, and two free ends of chain 104 are respectively arranged with drawstring 105；The end of drawstring 105 is located at outside housing 101.
Fan assembly based on said structure, after the arm of the end of drawstring 105 and human body is fixed, drawstring can be passed through
105 pull fan to rotate, for taking exercises；Moreover, after fan assembly is fixed on into the bottom of knapsack body, pass through
Wind-force caused by fan can form the opposite force to antigravity, mitigate the burden of knapsack；Meanwhile by fan assembly
After being pulled down from the bottom of knapsack body, the housing 101 of fan assembly is also used as stool and rested for people；Therefore, it has
Multiple functions, it can preferably meet the use demand of people.
Specifically, fixed mount includes the connecting rod 109 of head rod 103 and second；The both ends of head rod 103 and
Madial wall of the both ends of two connecting rods 109 respectively with housing 101 is fixedly connected；The connecting rod 109 of head rod 103 and second
On be separately provided for install power transmission shaft 107 bearing block 110；Lever passes through bearing block 110, and respectively with head rod
103 and second connecting rod 109 be rotatably assorted, so as to be not only convenient for the installation of power transmission shaft 107 by bearing block 110, and reduce
The rotation friction of power transmission shaft 107, is advantageous to the rotation of power transmission shaft 107.Wherein, the both ends of head rod 103 respectively with
The left side wall of housing 101 is fixedly connected with right side wall；The both ends of second connecting rod 109 left side wall with housing 101 and the right side respectively
Side wall is fixedly connected, so as to by the connecting rod 109 of head rod 103 and second can be to housing 101 left side wall and right side
Wall plays a part of reinforcement, improves the structural strength of housing 101.
Meanwhile for the ease of by the fixation of the end of drawstring 105 and human arm, it is preferable that the end of drawstring 105 is set
There is the fixture for clasping arm.Wherein, fixture is the collar 106；The collar 106 includes the first connect band and the second connection
Band；End of the one end of first connect band and the second connect band with drawstring 105 is fixedly connected；First connect band and the second connection
The other end of band is free end, and is detachably connected by connector, consequently facilitating the opening of the collar 106 and fixation.
As shown in figure 4, flywheel 108 includes sprocket wheel 111, ratchet 112 and ratchet 113；Ratchet 113 is arranged at power transmission shaft
107 lateral wall；Ratchet 112 is sheathed on the outside of power transmission shaft 107, and the ratchet of ratchet 113 and ratchet 112 cooperates；Chain
Wheel 111 is sheathed on the outside of ratchet 112, and is fixedly connected with ratchet 112；Chain 104 is connected with sprocket wheel 111.Wherein, fly
Take turns as existing mechanism.
When drawstring 105 pulls the movement of chain 104, ratchet 113 props up the ratchet of ratchet 112, so as to be driven by chain 104
Sprocket wheel 111 is rotated, and power is transferred into power transmission shaft 107 through ratchet 112 and ratchet 113 successively, makes power transmission shaft 107 and sprocket wheel
111 synchronous axial systems, and impeller rotates, and flabellum 102 is produced wind-force.
When drawstring 105 pulls the reset of chain 104, ratchet 113 unclamps the ratchet of ratchet 112, makes ratchet 112 and power transmission shaft
107 relatively rotate, so as to drive power transmission shaft 107 to rotate backward when avoiding 104 reset movement of chain.
In the present embodiment, connector can select existing button, snap-fastener or VELCRO etc.；Meanwhile housing 101 is preferably
Using housing 101 made of hard plastics, so, that is, the structural strength of housing 101 is ensure that, alleviate housing 101 again
Weight.
Embodiment 2
As shown in figure 5, present embodiments providing a kind of fan assembly, it includes：Bottom is provided with the housing 101 of air outlet
And it is arranged at the fan in housing 101.
Wherein, fan includes impeller, power transmission shaft 107, flywheel 108 and chain 104；Impeller is provided with flabellum 102；
The inwall of housing 101 is provided with fixed mount, and power transmission shaft 107 is rotated and is arranged on fixed mount；Impeller is arranged at the one of power transmission shaft 107
End, and towards air outlet；Flywheel 108 is sheathed on power transmission shaft 107, and drives the one-directional rotation of power transmission shaft 107；Chain 104 is with flying
The drive connection of wheel 108, and two free ends of chain 104 are respectively arranged with drawstring 105；The end of drawstring 105 is located at outside housing 101.
Specifically, fixed mount includes the connecting rod 109 of head rod 103 and second；The both ends of head rod 103 and
Madial wall of the both ends of two connecting rods 109 respectively with housing 101 is fixedly connected；The connecting rod 109 of head rod 103 and second
On be separately provided for install power transmission shaft 107 bearing block 110；Lever passes through bearing block 110, and respectively with head rod
103 and second connecting rod 109 be rotatably assorted, so as to be not only convenient for the installation of power transmission shaft 107 by bearing block 110, and reduce
The rotation friction of power transmission shaft 107, is advantageous to the rotation of power transmission shaft 107.Wherein, the both ends of head rod 103 respectively with
The left side wall of housing 101 is fixedly connected with right side wall；The both ends of second connecting rod 109 respectively with the front side wall of housing 101 and after
Side wall is fixedly connected, so as to be played by the connecting rod 109 of head rod 103 and second to four side walls of housing 101
The effect of reinforcement, improve the structural strength of housing 101.
Meanwhile for the ease of by the fixation of the end of drawstring 105 and human arm, it is preferable that the end of drawstring 105 is set
There is the fixture for clasping arm.Wherein, fixture is the collar 106；The collar 106 includes the first connect band and the second connection
Band；End of the one end of first connect band and the second connect band with drawstring 105 is fixedly connected；First connect band and the second connection
The other end of band is free end, and is detachably connected by connector, consequently facilitating the opening of the collar 106 and fixation.
Flywheel 108 includes sprocket wheel 111, ratchet 112 and ratchet 113；Ratchet 113 is arranged at the lateral wall of power transmission shaft 107；
Ratchet 112 is sheathed on the outside of power transmission shaft 107, and the ratchet of ratchet 113 and ratchet 112 cooperates；Sprocket wheel 111 is sheathed on spine
The outside of wheel 112, and be fixedly connected with ratchet 112；Chain 104 is connected with sprocket wheel 111.
When drawstring 105 pulls the movement of chain 104, ratchet 113 props up the ratchet of ratchet 112, so as to be driven by chain 104
Sprocket wheel 111 is rotated, and power is transferred into power transmission shaft 107 through ratchet 112 and ratchet 113 successively, makes power transmission shaft 107 and sprocket wheel
111 synchronous axial systems, and impeller rotates, and flabellum 102 is produced wind-force.
When drawstring 105 pulls the reset of chain 104, ratchet 113 unclamps the ratchet of ratchet 112, makes ratchet 112 and power transmission shaft
107 relatively rotate, so as to drive power transmission shaft 107 to rotate backward when avoiding 104 reset movement of chain.
In the present embodiment, connector selects VELCRO；Meanwhile housing 101 is preferably using made of hard plastics
Housing 101.
Embodiment 3
A kind of new knapsack is present embodiments provided, it includes the fan in knapsack body and embodiment 1 or embodiment 2
Device.
Wherein, fan assembly is arranged at the bottom of knapsack body, and the air outlet of fan assembly is downward backwards to knapsack body；
Housing 101 is detachably connected by connector and knapsack body.
In the present embodiment, connector can select the existing connectors such as bandage or buckle, so as to realize housing 101 and the back of the body
Bag body is detachably connected, and is convenient to assembling/dismounting of fan assembly and knapsack.
In above-described embodiment, as shown in fig. 7, the flabellum of impeller is angularly disposed, and has radian, so as to be formed and helicopter
Flabellum identical structure, can preferably provide lift.Wherein, the quantity at least two of flabellum.
It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model discloses
Or replace, it should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should be with the power
The protection domain that profit requires is defined.
Claims (10)
1. a kind of fan assembly, it is characterised in that bottom is provided with the housing of air outlet and is arranged in the housing
Fan；The fan includes impeller, power transmission shaft, flywheel and chain；The impeller is provided with flabellum；The shell
The inwall of body is provided with fixed mount, and the drive axis is arranged on the fixed mount；The impeller is arranged at the transmission
One end of axle, and towards the air outlet；The flywheel sleeve drives the power transmission shaft unidirectionally to turn on the power transmission shaft
It is dynamic；The chain is connected with the flywheel, and two free ends of the chain are respectively arranged with drawstring；The drawstring end
Outside the housing.
2. fan assembly according to claim 1, it is characterised in that the fixed mount includes head rod and second and connected
Extension bar；The both ends of the head rod and the both ends of second connecting rod are respectively fixed with the madial wall of the housing to be connected
Connect；It is separately provided for installing the bearing block of the power transmission shaft on the head rod and second connecting rod；Passed
Lever passes through the bearing block, and is rotatably assorted respectively with the head rod and second connecting rod.
3. fan assembly according to claim 2, it is characterised in that the both ends of the head rod respectively with the shell
The left side wall of body is fixedly connected with right side wall；The both ends of second connecting rod left side wall and right side wall with the housing respectively
It is fixedly connected.
4. fan assembly according to claim 2, it is characterised in that the both ends of the head rod respectively with the shell
The left side wall of body is fixedly connected with right side wall；The both ends of second connecting rod front side wall and rear wall with the housing respectively
It is fixedly connected.
5. according to the fan assembly described in claim any one of 1-4, it is characterised in that the end of the drawstring, which is provided with, to be used for
Clasp the fixture of arm.
6. fan assembly according to claim 5, it is characterised in that the fixture is the collar；The collar includes the
One connect band and the second connect band；End of the one end of first connect band and second connect band with the drawstring is consolidated
Fixed connection；The other end of first connect band and second connect band is free end, and is detachably connected by connector
Connect.
7. fan assembly according to claim 6, it is characterised in that the connector is button, snap-fastener or VELCRO.
8. fan assembly according to claim 7, it is characterised in that the flywheel includes sprocket wheel, ratchet and ratchet；Institute
State the lateral wall that ratchet is arranged at the power transmission shaft；The ratchet sleeve is located at the outside of the power transmission shaft, and the ratchet and institute
The ratchet for stating ratchet cooperates；The sprocket wheel is sheathed on the outside of the ratchet, and is fixedly connected with ratchet；The chain with
The chain gear transmission connection.
9. fan assembly according to claim 8, it is characterised in that the housing is made of hard plastics.
10. a kind of new knapsack, it is characterised in that including the fan dress described in knapsack body and claim any one of 1-8
Put；The fan assembly is arranged at the bottom of the knapsack body, and the air outlet of the fan assembly is backwards to the knapsack sheet
Body is downward；The housing is detachably connected with the knapsack body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720759733.2U CN206943047U (en) | 2017-06-27 | 2017-06-27 | A kind of fan assembly and the new knapsack based on the fan assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720759733.2U CN206943047U (en) | 2017-06-27 | 2017-06-27 | A kind of fan assembly and the new knapsack based on the fan assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206943047U true CN206943047U (en) | 2018-01-30 |
Family
ID=61366396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720759733.2U Active CN206943047U (en) | 2017-06-27 | 2017-06-27 | A kind of fan assembly and the new knapsack based on the fan assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206943047U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111759109A (en) * | 2020-07-10 | 2020-10-13 | 广州思薇梦家居有限公司 | Rotation type for kitchen cabinet based on ring gear transmission |
-
2017
- 2017-06-27 CN CN201720759733.2U patent/CN206943047U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111759109A (en) * | 2020-07-10 | 2020-10-13 | 广州思薇梦家居有限公司 | Rotation type for kitchen cabinet based on ring gear transmission |
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