CN206680714U - A kind of connecting shaft blade structure of sewing machine direct driving motor - Google Patents
A kind of connecting shaft blade structure of sewing machine direct driving motor Download PDFInfo
- Publication number
- CN206680714U CN206680714U CN201720408090.7U CN201720408090U CN206680714U CN 206680714 U CN206680714 U CN 206680714U CN 201720408090 U CN201720408090 U CN 201720408090U CN 206680714 U CN206680714 U CN 206680714U
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- China
- Prior art keywords
- fan blade
- contiguous block
- main shaft
- connecting shaft
- blade body
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000009958 sewing Methods 0.000 title claims abstract description 17
- 238000010276 construction Methods 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model discloses a kind of connecting shaft blade structure of sewing machine direct driving motor, including fan blade body, the position in the axle center of one end of the fan blade body is provided with contiguous block, offered in the contiguous block and be inserted into link slot for main shaft, the bottom land of the link slot offers pulling eye, when installing fan blade body, external fixator is pulled out the end of main shaft by pulling eye.The connecting shaft blade structure of sewing machine direct driving motor of the present utility model, by the setting can of contiguous block and link slot and pulling eye effectively when fan blade body is installed on main shaft, the effect that external fixator passes through pulling eye, it can be avoided in the prior art with effectively pulling out main shaft because interior when installing fan blade body push away the problem of caused main shaft is difficult to rotation.
Description
Technical field
It the utility model is related to a kind of connecting shaft fan blade, the connecting shaft wind of more particularly to a kind of sewing machine direct driving motor
Impeller structure.
Background technology
Electric sewer is a kind of sewing device by the use of motor as power, thus motor is just during its operation
Substantial amounts of heat can be sent so that the temperature rise of motor, will so be led if motor works long hours in high temperature environments
The problem of causing motor damage, so just need to cool to motor during sewing machine works.
The structure of existing electric sewer is all to include head and motor, main shaft is equipped with head, then by main shaft
Rotating shaft with motor is coaxially fixed, and so realizes the effect of motor driven rotating shaft rotation, and in order to electric motor temperature reduction, it is existing to be all
A connecting shaft fan blade is socketed on main shaft, when main shaft rotates, main shaft drives the rotation of connecting shaft fan blade, is revolved using connecting shaft fan blade
Caused wind is blown into motor during turning, and so realizes an effect to electric motor temperature reduction, but existing connecting shaft wind
The mode being connected between leaf and main shaft is that a through hole is opened up on the position in the axle center of connecting shaft fan blade, then passes through main shaft
This through hole, then mutually fixed in the axle center of main shaft and connecting shaft fan blade from side by bolt, thus during connection first
Need connecting shaft fan blade being set on main shaft, be exactly towards main shaft top during set by connecting shaft fan blade so that the end of main shaft
It is inserted into the through hole in connecting shaft fan blade axle center, is just easy to occur main shaft being pushed into head during top so that main
Axle produces displacement so that bearing on head can not good supports main shaft so that main shaft seems heavy during rotation
Weight, so it is likely to go wrong during electric sewer works.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model be to provide it is a kind of when mounted can be effective
Main shaft is avoided to be passed the connecting shaft blade structure of position.
To achieve the above object, the utility model provides following technical scheme：A kind of connecting shaft of sewing machine direct driving motor
Blade structure, including fan blade body, the position in the axle center of one end of the fan blade body are provided with contiguous block, in the contiguous block
Offer for main shaft insertion link slot, the bottom land of the link slot offers pulling eye, when installing fan blade body, contiguous block or
It is that fan blade body offsets with head, external fixator is pulled out the end of main shaft by pulling eye.
As further improvement of the utility model, the contiguous block is arranged on fan blade body backwards to the end of one end of main shaft
On face, the fan blade body is provided with the conflict edge inconsistent with outside head backwards to the end face of one end of contiguous block, works as outside
When fixture pulls out the end of main shaft by pulling eye, contradict edge and offseted with outside head.
As further improvement of the utility model, the contiguous block forms thin-wall construction, the connection by link slot
The boss being fixedly connected with the end face of fan blade body is fixedly connected with the outer wall of block.
As further improvement of the utility model, the boss is in strip, one end of the boss and fan blade sheet
The end face of body is fixedly connected, and a side of the boss is fixedly connected with contiguous block.
As further improvement of the utility model, the cylindrical structure of contiguous block and link slot, and fan blade
The axle center of body is coaxially disposed.
As further improvement of the utility model, the cylindrical structure of contiguous block and link slot, and fan blade
The axle center of body is coaxially disposed, and the section of the boss is in sector structure, and the boss corresponds to sector structure short arc side
The lateral wall of side and contiguous block is brought into close contact fixation.
As further improvement of the utility model, the boss be provided with it is multiple, and using the center of circle of contiguous block as the center of circle
Circumferentially it is distributed on the outer wall of contiguous block.
As further improvement of the utility model, the fan blade body includes wheel body in the form of annular discs with several with wheel
The core wheel of body is the leaf body that is circumferentially distributed on the end face of wheel body of the center of circle, and several leaf bodies are in strip, the equal direction in one end
The core wheel of wheel body is set, and the other end stretches out backwards to the core wheel of wheel body, is arranged into the circle using the core wheel of wheel body as the center of circle.
The beneficial effects of the utility model, pass through the setting of contiguous block, link slot and pulling eye, it is possible to effectively pass through three
Coordinate between person and realize that outside fixture can is outside by main shaft during fixation in fixed fan blade body
Draw, without of the prior art because causing main shaft to be pushed into and when rotate during the installation of fan blade body
Seem the problem of heavy, wherein, during main shaft is pulled, be using fan blade body as basic point, using contiguous block as draw away from
From when connection, fixture is to internal pressure by the mode inconsistent with contiguous block by fan blade body so that fan blade body
With inconsistent can not move of head and realize pull main shaft effect, this makes it possible to realize that a pulling main shaft is outside well
Effect.
Brief description of the drawings
Fig. 1 is the overall structure figure of the connecting shaft blade structure of sewing machine direct driving motor of the present utility model；
Fig. 2 is the overall structure figure of the end face of one end in Fig. 1；
Fig. 3 is the overall structure figure that connecting shaft fan blade of the present utility model is connected on main shaft.
Embodiment
The utility model is described in further detail below in conjunction with the embodiment given by accompanying drawing.
Referring to figs. 1 to shown in 3, a kind of connecting shaft blade structure of sewing machine direct driving motor of the present embodiment, including fan blade sheet
Body 1, the position in the axle center of one end of the fan blade body 1 are provided with contiguous block 2, offer in the contiguous block 2 and inserted for main shaft
The link slot 3 entered, the bottom land of the link slot 3 offer pulling eye 4, when installing fan blade body 1, contiguous block 2 or fan blade sheet
Body 1 is offseted with head, and external fixator is pulled out the end of main shaft by pulling eye 4, during connecting shaft fan blade is installed,
It is first that fan blade body 1 and main shaft is close to each other, then main shaft is inserted into link slot 3, then passes through fixture, this reality again
It is bolt to apply used in example, thus is to pass through pulling eye 4 using bolt during connection, the then head of bolt and drawing
The hole wall in hole 4 is inconsistent, connection when, constantly turn bolt, will cause in the presence of bolt thread bolt with
Main shaft is close to each other, and has contiguous block 2 or fan blade body 1 to be offseted with head, thus contiguous block 2 and the He of fan blade body 1
Head is immovable, then may result in bolt can not move, and so can realize that a bolt will be main with effective
The effect that axle pulls out, avoid in the prior art due to installation fan blade body 1 during main shaft inwardly pushed away caused by
Main shaft rotates the problem of very heavy, wherein, when contiguous block 2 is arranged on fan blade body 1 backwards to main shaft in the present embodiment
That fan blade body 1 offsets with head when one end, when contiguous block 2 be arranged on fan blade body 1 towards one end of main shaft when
Wait, be that contiguous block 2 offsets with head.
As a kind of improved embodiment, the contiguous block 2 is arranged on fan blade body 1 backwards to one end of main shaft
On end face, the fan blade body 1 is provided with the conflict inconsistent with outside head along 11 backwards to the end face of one end of contiguous block 2,
When external fixator pulls out the end of main shaft by pulling eye 4, contradict and offseted along 11 and outside head, by contradicting along 11
Setting, it is possible to realize fan blade body 1 and head it is inconsistent when, effectively offseted instead of fan blade body 1 with head
Touch, keep the gap of fan blade body 1 and head, so can be effectively to avoid due to being contacted between fan blade body 1 and head
Fan blade body 1 can not be rotated well caused by frictional force is excessive between fan blade body 1 and head caused by excessive
Problem.
As a kind of improved embodiment, the contiguous block 2 forms thin-wall construction, the company by link slot 3
Connect the boss 5 for being fixedly connected with the outer wall of block 2 and being fixedly connected with the end face of fan blade body 1, by by link slot 3 with being connected
Block 2 is combined into thin-wall construction, can maximumlly reduce the space shared on the end face on fan blade body 1 of contiguous block 2, can
To avoid well because the problem of unstable is occurring in fan blade body 1 caused by the setting of contiguous block 2 during rotation, and
Pass through the setting of boss 5, it is possible to when contiguous block 2 forms thin-wall construction, one is carried out to the structural strength of contiguous block 2
The individual effect supplied, fan blade is avoided to occur the problem of 2 fracture damage of contiguous block during rotation.
As a kind of improved embodiment, the boss 5 is in strip, one end of the boss 5 and fan blade
The end face of body 1 is fixedly connected, and a side of the boss 5 is fixedly connected with contiguous block 2, by by the one of boss 5
The mode that individual side is connected with contiguous block 2, and boss 5 is arranged to strip, boss 5 and contiguous block 2 can be caused
Between connection area reach maximum, the maximized structure for strengthening contiguous block 2.
As a kind of improved embodiment, the cylindrical structure of contiguous block 2 and link slot 3, and wind
The axle center of leaf body 1 is coaxially disposed, contiguous block 2 and link slot 3 are arranged to it is cylindric, on the one hand can conveniently both plus
Work, it on the other hand can be good at avoiding on contiguous block 2 during fan blade rotates and link slot 3 caused centrifugal force more
What is added is uniform, so can preferably avoid contiguous block 2 damage the problem of.
As a kind of improved embodiment, the cylindrical structure of contiguous block 2 and link slot 3, and wind
The axle center of leaf body 1 is coaxially disposed, and the section of the boss 5 is in sector structure, the corresponding sector structure short arc of boss 5
The side on side and the lateral wall of contiguous block 2 are brought into close contact fixation, the boss 5 be provided with it is multiple, and using the center of circle of contiguous block 2 as
The center of circle is circumferentially distributed on the outer wall of contiguous block 2, contiguous block 2 and link slot 3 is arranged to cylindric, on the one hand can facilitate
Both processing, it on the other hand can be good at avoiding caused by contiguous block 2 during fan blade rotates and link slot 3
Centrifugal force is more uniform, the problem of so can preferably avoiding contiguous block 2 from damaging, while boss 5 is arranged into sector
Structure, while circle will be combined between boss 5, just can so realize boss 5 during rotation, be subject to from
Mental and physical efforts are more uniform, so avoid because the centrifugal force caused by the setting of boss 5 because of boss 5 is unbalanced caused
Contiguous block 2 is reinforced the problem of block 5 destroys.
As a kind of improved embodiment, the fan blade body 1 includes wheel body 12 in the form of annular discs and several
The leaf body 13 being circumferentially distributed on the end face of wheel body 12 as the center of circle using the core wheel of wheel body 12, several leaf bodies 13 are in strip
Shape, one end are set towards the core wheel of wheel body 12, and the other end stretches out backwards to the core wheel of wheel body 12, is arranged into wheel body 12
Core wheel is the circle in the center of circle, by the way that fan blade body 1 is arranged into wheel body 12 and leaf body 13, while leaf body 13 is arranged to wheel body
12 core wheel is the circle in the center of circle, is so realized while generation wind-force is played during rotation, additionally it is possible to ensure each
Centrifugal force caused by individual aspect is more uniform so that the rotation of fan blade is more reliable and stable.
In summary, the setting of contiguous block 2 and link slot 3 and pulling eye 4 on fan blade body 1 is passed through, it is possible to effectively
Realization during fan blade is connected, main shaft is pulled outwardly by outside fixture using pulling eye 4, so as to avoid in the prior art
Main shaft caused by main shaft caused by inwardly being pushed away during installation fan blade is inwardly displaced seems heavy during rotation and asked
Topic.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (7)
- A kind of 1. connecting shaft blade structure of sewing machine direct driving motor, it is characterised in that：Including fan blade body (1), the fan blade sheet The position in the axle center of one end of body (1) is provided with contiguous block (2), and the connection for main shaft insertion is offered in the contiguous block (2) Groove (3), the bottom land of the link slot (3) offer pulling eye (4), when installing fan blade body (1), contiguous block (2) or fan blade Body (1) is offseted with head, and external fixator is pulled out the end of main shaft by pulling eye (4).
- 2. the connecting shaft blade structure of sewing machine direct driving motor according to claim 1, it is characterised in that：The contiguous block (2) fan blade body (1) is arranged on the end face of one end of main shaft, and the fan blade body (1) is backwards to one end of contiguous block (2) End face be provided with that inconsistent conflict is along (11) with outside head, when external fixator pulls out main shaft by pulling eye (4) End when, contradict along (11) and offseted with outside head.
- 3. the connecting shaft blade structure of sewing machine direct driving motor according to claim 1 or 2, it is characterised in that：The connection Block (2) forms thin-wall construction by link slot (3), is fixedly connected with and fan blade body (1) on the outer wall of the contiguous block (2) The boss (5) that end face is fixedly connected.
- 4. the connecting shaft blade structure of sewing machine direct driving motor according to claim 3, it is characterised in that：The boss (5) it is in strip, one end of the boss (5) is fixedly connected with the end face of fan blade body (1), one of the boss (5) Side is fixedly connected with contiguous block (2).
- 5. the connecting shaft blade structure of sewing machine direct driving motor according to claim 1 or 2, it is characterised in that：The connection Block (2) and the cylindrical structure of link slot (3), the axle center with fan blade body (1) are coaxially disposed.
- 6. the connecting shaft blade structure of sewing machine direct driving motor according to claim 4, it is characterised in that：The contiguous block (2) it is coaxially disposed with the cylindrical structure of link slot (3), the axle center with fan blade body (1), the boss (5) is cut Face is in sector structure, and the side on the corresponding sector structure short arc side of the boss (5) and the lateral wall of contiguous block (2) are brought into close contact It is fixed, the boss (5) be provided with it is multiple, and using the center of circle of contiguous block (2) as the center of circle on the outer wall of contiguous block (2) circumferentially Distribution.
- 7. the connecting shaft blade structure of sewing machine direct driving motor according to claim 1 or 2, it is characterised in that：The fan blade It using the core wheel of wheel body (12) is the center of circle on the end face of wheel body (12) that body (1), which includes wheel body (12) in the form of annular discs and several, The leaf body (13) being circumferentially distributed, several leaf bodies (13) are in strip, and one end is set towards the core wheel of wheel body (12), separately Core wheel of the one end backwards to wheel body (12) stretches out, and is arranged into the circle using the core wheel of wheel body (12) as the center of circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720408090.7U CN206680714U (en) | 2017-04-18 | 2017-04-18 | A kind of connecting shaft blade structure of sewing machine direct driving motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720408090.7U CN206680714U (en) | 2017-04-18 | 2017-04-18 | A kind of connecting shaft blade structure of sewing machine direct driving motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206680714U true CN206680714U (en) | 2017-11-28 |
Family
ID=60400486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720408090.7U Expired - Fee Related CN206680714U (en) | 2017-04-18 | 2017-04-18 | A kind of connecting shaft blade structure of sewing machine direct driving motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206680714U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108796863A (en) * | 2018-01-29 | 2018-11-13 | 贺欣机械厂股份有限公司 | The heat extraction driving device of sewing machine |
| CN108832773A (en) * | 2018-08-30 | 2018-11-16 | 上海特波电机有限公司 | Motor height protects fan blade |
-
2017
- 2017-04-18 CN CN201720408090.7U patent/CN206680714U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108796863A (en) * | 2018-01-29 | 2018-11-13 | 贺欣机械厂股份有限公司 | The heat extraction driving device of sewing machine |
| CN108832773A (en) * | 2018-08-30 | 2018-11-16 | 上海特波电机有限公司 | Motor height protects fan blade |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Sewing machine directly drives axle fan blade structure of company of motor Effective date of registration: 20190522 Granted publication date: 20171128 Pledgee: Bank Of Wenzhou Pledgor: ZHEJIANG YIDA TECHNOLOGY Co.,Ltd. Registration number: 2019330000134 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200818 Granted publication date: 20171128 Pledgee: Bank Of Wenzhou Pledgor: ZHEJIANG YIDA TECHNOLOGY Co.,Ltd. Registration number: 2019330000134 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A structure of connecting shaft wind blade for direct drive motor of sewing machine Effective date of registration: 20200819 Granted publication date: 20171128 Pledgee: Bank Of Wenzhou Pledgor: ZHEJIANG YIDA TECHNOLOGY Co.,Ltd. Registration number: Y2020330000623 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210621 Granted publication date: 20171128 Pledgee: Bank Of Wenzhou Pledgor: ZHEJIANG YIDA TECHNOLOGY Co.,Ltd. Registration number: Y2020330000623 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171128 |