CN210949263U - Impeller assembly part for ventilator - Google Patents
Impeller assembly part for ventilator Download PDFInfo
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- CN210949263U CN210949263U CN201922076757.XU CN201922076757U CN210949263U CN 210949263 U CN210949263 U CN 210949263U CN 201922076757 U CN201922076757 U CN 201922076757U CN 210949263 U CN210949263 U CN 210949263U
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- shaft
- block
- impeller
- impeller body
- blade
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- 239000002131 composite material Substances 0.000 abstract description 2
- 241001125877 Gobio gobio Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
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Abstract
The utility model discloses an impeller built-up member for ventilator includes the impeller body of a disc, extends the blade that the quantity that constitutes has a plurality of axle head seats, quantity and axle head seat equals at its thickness direction's lower edge position with the spaced state, and the blade basal portion has set firmly the blade spindle nose that can block into the axle head seat, the axle head seat comprises two independent axle blocks one and axle block two, be equipped with on the impeller body and be equipped with the combined component that can link axle block one and axle block two, the impeller body is equipped with ring groove towards one side of axle head seat. The utility model relates to an impeller built-up member for ventilator through establishing the spindle nose seat into two independent axle piece one and axle piece two, cooperation composite member, and the fan spindle nose equipment of being convenient for is spacing, goes into the ring groove on the impeller body at annular block card simultaneously, fixes the axostylus axostyle in the fan spindle nose fast, secondly through a small amount of bolt, nut, accomplish with annular block and annular block fixed with the impeller body on, fixed more stable and convenient.
Description
Technical Field
The utility model relates to a fan equipment technical field specifically is an impeller built-up member for ventilator.
Background
The fan comprises a disc-shaped impeller body, a group of blades and a group of axle head covers, wherein the edge part of one side in the thickness direction of the disc-shaped impeller body is provided with axle head seats at intervals, the number of the blades is equal to that of the axle head seats, a blade axle head is fixedly arranged at the base part of each blade axle head, and the number of the axle head covers is equal to that of the blades and is used for fixing the blade axle head and the axle head seats. During assembly, the blade shaft head of the blade base is placed on the shaft head seat, the bolt penetrates through the bolt hole which is preset on the impeller body and corresponds to the shaft head seat in position and is screwed into the shaft head cover bolt hole on the shaft head cover, and then the nut is screwed to the end part of the shaft head cover bolt extending out of the shaft head cover. Once any blade or any several blades in one group of blades are damaged, the nut is removed, the spindle head cover is removed, and then the old blade can be removed and the new blade can be replaced.
The above-described structure often presents problems of troublesome assembly, lengthy blade assembly time, high labor intensity of assembly workers, and inefficient assembly. Therefore, as patent numbers: 201010136067.X, entitled "matching structure of impeller and blade of spinning fan", inserts the bolt hole through the bolt and passes axle head seat and axle head lid in proper order and fixes axle head lid and axle head seat with blade spindle nose. However, when the blade assembling and disassembling device is assembled and disassembled, each blade corresponds to one group of the shaft head seat, and each group of corresponding blades still needs to be fixed by bolts and screw holes respectively, so that the operation is complex, and especially when the blades are proper and large, time and labor are wasted, and the assembling efficiency is not high enough.
In order to solve the problems, the scheme is developed accordingly.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
An object of the utility model is to overcome prior art not enough, provide an impeller built-up spare for ventilator, through once only assembling a plurality of blades with impeller body, it is fixed to accomplish the joint, and the assembly is more convenient.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an impeller assembly part for a ventilator comprises a disc-shaped impeller body, wherein a plurality of shaft head seats and blades with the same number as the shaft head seats are formed by extending at the lower edge part of the impeller body in the thickness direction in a spaced state; the blade shaft head clamping device is characterized by further comprising an annular clamping block, wherein the upper edge of the annular clamping block can be clamped in the annular clamping groove, a limiting notch is formed in the circumferential direction of the upper edge of the annular clamping block, and the limiting notch is matched with the number and the size of the blade shaft heads.
Preferably, the combined component comprises an annular block arranged above the impeller body and a plurality of linkage rods, the linkage rods are circumferentially arranged at intervals on the lower portion of the annular block, the linkage rods sequentially penetrate through the impeller body and the first shaft block and are connected with the second shaft block, and springs are arranged between the annular block and the impeller body.
Preferably, the linkage rods are divided into four groups, and each group is respectively positioned at the corresponding shaft head seat.
Preferably, the first shaft block and the second shaft block are concavely provided with semicircular grooves towards the impeller body and the middle part of one side of the impeller body back to the impeller body respectively, and the semicircular grooves of the first shaft block and the semicircular grooves of the second shaft block embrace the shaft heads of the blades under the matching of the linkage rod.
Preferably, the blade shaft head comprises a shaft rod and a shaft head, the shaft rod is circular, the cross section of the shaft rod is matched with the sum of the sizes of the semicircular grooves of the first shaft block and the second shaft block, the shaft head is oval, the short diameter of the shaft head is equal to the diameter of the cross section of the shaft rod, and the long diameter of the shaft head is larger than the diameter of the cross section of the shaft rod.
Preferably, the diameter of the shaft is larger than the width of the shaft seat.
Preferably, the impeller further comprises a bolt and a nut which are matched with each other, the impeller body, the annular block and the annular clamping block are all provided with communicated bolt holes, and the bolt penetrates through the bolt holes and is screwed with the nut.
(III) advantageous effects
After the technical scheme is adopted, compared with the prior art, the utility model, possess following advantage: the utility model relates to an impeller built-up member for ventilator through establishing the spindle nose seat into two independent axle piece one and axle piece two, cooperation composite member, and the fan spindle nose equipment of being convenient for is spacing, goes into the ring groove on the impeller body at annular block card simultaneously, fixes the axostylus axostyle in the fan spindle nose fast, secondly through a small amount of bolt, nut, accomplish with annular block and annular block fixed with the impeller body on, fixed more stable and convenient.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the structure of the impeller body according to the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 2 according to the present invention;
fig. 4 is a schematic view of the impeller body structure of the present invention on the back;
fig. 5 is a schematic view of the upward side of the structure of the middle impeller body of the present invention.
In the figure: the impeller comprises an impeller body 1, a shaft head seat 2, blades 3, a blade shaft head 4, a shaft rod 41, a shaft head 42, a shaft block I5, a shaft block II 6, a combined component 7, an annular block 71, a linkage rod 72, a spring 73, a semicircular groove 8, a bolt 9, a nut 10, an annular clamping block 11, a limiting notch 12 and an annular clamping groove 13.
Detailed Description
The invention is explained in more detail below with reference to the figures and examples.
As shown in fig. 1-5: an impeller assembly part for a ventilator comprises a disc-shaped impeller body 1, a plurality of shaft head bases 2 and blades 3 with the same number as the shaft head bases 2 are formed by extending at intervals at the lower edge part of the impeller body in the thickness direction, the blade shaft heads 3 capable of being clamped into the shaft head bases 2 are fixedly arranged at the base parts of the blades 3, the shaft head bases 2 are composed of two independent shaft blocks I5 and shaft blocks II 6, a combined component 7 capable of connecting the shaft blocks I5 and the shaft blocks II 6 is arranged on the impeller body 1, and an annular clamping groove 13 is formed in one side, facing the shaft head bases 2, of the impeller body 1. The blade shaft head clamping device is characterized by further comprising an annular clamping block 11, wherein the upper edge of the annular clamping block 11 can be clamped in an annular clamping groove 13, a limiting notch 12 is formed in the circumferential direction of the upper edge of the annular clamping block, and the limiting notch 12 is matched with the number and the size of the blade shaft heads 3.
The combined component 7 comprises an annular block 71 arranged above the impeller body 1 and a plurality of linkage rods 72, the linkage rods 72 are circumferentially arranged at intervals at the lower part of the annular block 71, the linkage rods 72 sequentially penetrate through the impeller body 1 and the first shaft block 5 and are connected with the second shaft block 6, and a spring 73 is arranged between the annular block 71 and the impeller body 1.
It should be noted that the number of the springs 73 is not necessarily larger than 2 as shown in the schematic diagram, but is required to be distributed at an equal angle with respect to the axial center of the impeller body 1, so that the stability is provided by using the ring block 71.
The linkage rods 72 are in groups of four, each group being located at a respective gudgeon seat 2. The four linkage rods 72 are respectively arranged above the shaft head seat 2 in pairwise symmetry, so that the matching use of the second shaft block 6 is more stable.
The first shaft block 5 and the second shaft block 6 are respectively provided with a semicircular groove 8 towards the impeller body 1 and the middle part of one side of the impeller body back to the impeller body 1, and the semicircular groove 8 of the first shaft block 5 and the semicircular groove 8 of the second shaft block 6 are matched with the linkage rod 72 to embrace the blade shaft head 3.
Establish into two independent axle pieces one 5 and axle piece two 6 with spindle nose seat 2 for can be under the drive of combined member 7, carry out the displacement each other, change the size of semicircle recess 8 between the two, make blade spindle nose 3 can directly block in, and more convenient carry on spacingly.
The blade shaft head 3 comprises a shaft rod 41 and a shaft head 42, wherein the shaft rod 41 is circular, the cross section of the shaft rod is matched with the sum of the sizes of the semicircular grooves 8 of the first shaft block 5 and the second shaft block 6, the shaft head 42 is oval, the short diameter of the shaft rod is equal to the diameter of the cross section of the shaft rod 41, and the long diameter of the shaft rod is larger than the diameter of the cross section of the shaft rod 41.
The diameter of the spindle 41 is larger than the width of the spindle base 2. So that the shaft rod 41 still has the margin length when passing through the shaft head seat 2, and the subsequent limiting operation is convenient for the shaft rod.
The assembling process comprises the following steps: the annular block 71 is pressed downwards, so that the shaft block II 6 moves downwards relative to the shaft block I5, the shaft head 42 in each blade shaft head 3 respectively penetrates through the two semicircular grooves 8 of the corresponding shaft head seat 2, corresponding acting force is loosened, the annular block 71 limits the blade shaft heads 3 under the restoring force of the spring 73 to prevent the blade shaft heads from being separated, and then the limiting notches 12 on the limiting clamping blocks respectively correspond to the shaft rods 41 and are clamped into the annular grooves in the impeller body 1.
The impeller comprises an impeller body 1, an annular block 71 and an annular clamping block 11, and is characterized by further comprising a bolt 9 and a nut 10 which are matched with each other, wherein communicated bolt 9 holes are formed in the impeller body 1, the annular block 71 and the annular clamping block 11, and the bolt 9 penetrates through the bolt 9 holes and is screwed with the nut 10.
Because the clamping mode may have certain instability, the annular clamping block 11 and the annular block 71 are fixed on the impeller body 1 by a small amount of bolts 9 and nuts 10, and the phenomena of looseness and structural falling off caused by long-time use are further prevented.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and the protection scope must be determined by the scope of the claims.
Claims (7)
1. The utility model provides an impeller assembly spare for ventilator, includes the impeller body of a disc, extends at its thickness direction's lower edge position with the spaced state and constitutes the blade that has a plurality of spindle nose seats, quantity and the quantity of spindle nose seat equal, and the blade basal portion has set firmly the blade spindle nose that can block in the spindle nose seat, its characterized in that: the impeller comprises an impeller body, a shaft head seat and an impeller body, wherein the shaft head seat consists of a first shaft block and a second shaft block which are independent from each other; the blade shaft head clamping device is characterized by further comprising an annular clamping block, wherein the upper edge of the annular clamping block can be clamped in the annular clamping groove, a limiting notch is formed in the circumferential direction of the upper edge of the annular clamping block, and the limiting notch is matched with the number and the size of the blade shaft heads.
2. An impeller assembly for a ventilator as set forth in claim 1, wherein: the combined component comprises an annular block arranged above the impeller body, a plurality of linkage rods and a plurality of linkage rods, wherein the linkage rods are circumferentially arranged at intervals at the lower part of the annular block, the linkage rods sequentially penetrate through the impeller body and the first shaft block and are connected with the second shaft block, and springs are arranged between the annular block and the impeller body.
3. An impeller assembly for a ventilator according to claim 2, wherein: the linkage rods are divided into four groups, and each group is respectively positioned at the corresponding shaft head seat.
4. An impeller assembly for a ventilator according to claim 2, wherein: the first shaft block and the second shaft block are concavely provided with semicircular grooves towards the impeller body and the middle part of one side of the impeller body back to the impeller body respectively, and the semicircular grooves of the first shaft block and the semicircular grooves of the second shaft block are used for embracing the shaft heads of the blades under the matching of the linkage rods.
5. An impeller assembly for a ventilator according to claim 4, wherein: the blade shaft head comprises a shaft rod and a shaft head, wherein the shaft rod is circular, the cross section of the shaft rod is matched with the sum of the sizes of the semicircular grooves of the first shaft block and the second shaft block, the shaft head is oval, the short diameter of the shaft head is equal to the diameter of the cross section of the shaft rod, and the long diameter of the shaft head is larger than the diameter of the cross section of the shaft rod.
6. An impeller assembly for a ventilator according to claim 5, wherein: the diameter of the shaft rod is larger than the width of the shaft head seat.
7. An impeller assembly for a ventilator according to any one of claims 1 to 6, wherein: the impeller is characterized by further comprising a bolt and a nut which are matched with each other, wherein communicated bolt holes are formed in the impeller body, the annular block and the annular clamping block, and the bolt penetrates through the bolt holes and is screwed with the nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922076757.XU CN210949263U (en) | 2019-11-27 | 2019-11-27 | Impeller assembly part for ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922076757.XU CN210949263U (en) | 2019-11-27 | 2019-11-27 | Impeller assembly part for ventilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210949263U true CN210949263U (en) | 2020-07-07 |
Family
ID=71383785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922076757.XU Expired - Fee Related CN210949263U (en) | 2019-11-27 | 2019-11-27 | Impeller assembly part for ventilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210949263U (en) |
-
2019
- 2019-11-27 CN CN201922076757.XU patent/CN210949263U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210924 Address after: 430015 Ping An Pu te 1, chenjiaji street, Jiang'an District, Wuhan City, Hubei Province Patentee after: Wuhan Jintai air conditioning equipment Co.,Ltd. Address before: 312500 No. 18, Guodao East Road, Ru'ao Town, Xinchang County, Shaoxing City, Zhejiang Province Patentee before: Zhejiang Yuefeng intelligent electromechanical Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200707 |