CN206950118U - A kind of automatic cover-turning device - Google Patents
A kind of automatic cover-turning device Download PDFInfo
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- CN206950118U CN206950118U CN201720194266.3U CN201720194266U CN206950118U CN 206950118 U CN206950118 U CN 206950118U CN 201720194266 U CN201720194266 U CN 201720194266U CN 206950118 U CN206950118 U CN 206950118U
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Abstract
A kind of automatic cover-turning device is the utility model is related to, including：Housing, it is assembled by upper shell and lower house；Direct current generator, set in the housing；Reducing gear, set in the housing, including the driving gear being arranged on the power output shaft of direct current generator and the driven gear engaged with the driving gear；Transmission mechanism, set in the housing, including travelling gear, the transmission mechanism can be with above-mentioned driven gear synchronous axial systems；Output gear, set in the housing, engaged with above-mentioned travelling gear, can be with transmission mechanism synchronous axial system；Drive link, the drive link can be arranged in the centre bore of output gear with output gear synchronous axial system, its one end, and the other end stretches out housing；And clutch component, it is arranged in above-mentioned driven gear, when device overloads, the clutch component can be such that above-mentioned transmission mechanism is relatively rotated with driven gear.Compared with prior art, the utility model is avoided that the plant failure caused by maloperation, effectively protects the automatic cover-turning device.
Description
Technical field
Transmission art field, more particularly to a kind of automatic cover-turning device are the utility model is related to, washing machine can be achieved
The automatic open close of lid or toilet lid etc..
Background technology
Conventional toilets lid, which usually requires human hand operation, could realize the action dug or fallen, and it is internal typically using tradition
Rotary damping transmission mode and structure, in-convenience in use.Therefore, Patent No. ZL201520664645.5 (Granted publications
Number be the U of CN 204995348) Chinese utility model patent disclose a kind of transmission device for being used to control toilet lid landing,
The transmission device includes gear-box, direct current generator, gear drive and output gear, during work, the output shaft of direct current generator
Gear drive is driven to rotate, gear drive then drives output gear to rotate, and when output gear rotates, can pass through biography
The dynamic self-contained output shaft of device drives toilet lid motion, by controlling the rotating of direct current generator, realizes output shaft just
Reversion, so as to drive toilet lid landing.In addition, Patent No. ZL201310201288.4 (Authorization Notice No. CN
103300784 B) Chinese utility model patent, Patent No. ZL201210427846.4 (Authorization Notice No. CN
102973198 B) Chinese utility model patent etc. disclose the automatic cover-turning device of this kind of structure.
Although compared with traditional toilet lid, said structure can make the takeoff and landing performance of toilet lid more superior, this kind
In structure, if device load is excessive (i.e. when the rotatory force of driven portion is excessive), stall can occur for direct current generator so that device
The increase of internal torque, can not normal use again so as to cause plant failure.
The content of the invention
Technical problem to be solved in the utility model be for prior art and maloperation can effectively be avoided by providing one kind
The automatic cover-turning device of failure.
Technical scheme is used by the utility model solves above-mentioned technical problem：A kind of automatic cover-turning device, its feature
It is, including：Housing, it is assembled by upper shell and lower house；Direct current generator, it is arranged in above-mentioned housing；Reducing gear,
It is arranged in above-mentioned housing, including the driving gear that is arranged on the power output shaft of direct current generator and is engaged with the driving gear
Driven gear；Transmission mechanism, it is arranged in above-mentioned housing, including travelling gear, the transmission mechanism can be with above-mentioned driven gears
Synchronous axial system；Output gear, it is arranged in above-mentioned housing, is engaged with above-mentioned travelling gear, can be with transmission mechanism synchronous axial system；Pass
Lever, the drive link can be arranged in the centre bore of output gear with output gear synchronous axial system, its one end, and the other end stretches out shell
Body；And clutch component, it is arranged in above-mentioned driven gear, when device overloads, the clutch component can make above-mentioned transmission mechanism
Relatively rotated with driven gear.
Preferably, the clutch component includes the gear ring being arranged on above-mentioned driven gear internal ring wall and is located in driven
Clutch part in the rotary shaft of gear, the clutch part are connected with transmission mechanism, and the clutch part is provided with the clutch engaged with gear ring
Tooth, when not overloading, the clutch tooth is engaged with gear ring, and when the load, clutch tooth and gear ring, which release, to be engaged and along the flank of tooth of gear ring
Skid.
Further, the profile of the clutch part is integrally in the form of annular discs, including discoid main body and is connected to main body side
Clutch block and concentric block on wall, the clutch block and concentric block are in arc-shaped, both be circumferentially all provided with along main body respectively and
Every setting；Gap is left between above-mentioned clutch block and concentric block, the both ends of clutch block are respectively arranged with an above-mentioned clutch tooth, and together
Heart block is shorter in length than clutch block, when above-mentioned clutch tooth engages with the tooth on above-mentioned gear ring, it is above-mentioned with one heart block lateral surface with
The flank of tooth of gear ring offsets, and so as to ensure that clutch part can be with driven gear Concentric rotation, and when device overloads, clutch part can be from
Both direction counterclockwise or clockwise rotates relative to driven gear, so as to preferably be protected to device.
Preferably, the transmission mechanism includes the first travelling gear, one end of first travelling gear is fixed on above-mentioned
On the upper surface of main body and it is arranged in the rotary shaft of above-mentioned driven gear.
Further, the transmission mechanism also includes intermeshing second travelling gear, the 3rd travelling gear, the 4th successively
Travelling gear and the 5th travelling gear, wherein second travelling gear engages with above-mentioned first travelling gear, the described 5th
Travelling gear engages with above-mentioned output gear.
To make the structure of transmission mechanism compacter, it is preferable that second travelling gear and the 3rd travelling gear are double
Join gear, the 4th travelling gear and the 5th travelling gear are duplicate gear.
To make to drive lower cover physical efficiency more smoothly to open and close in the flip cover assembly, it is preferable that the flip cover assembly is also
Including a power-assisted torsion spring, the power-assisted torsion spring is looped around on the drive link, and its one end is fixed on output gear, other end installation
On housing.
To enable above-mentioned each gear to be firmly placed in housing, it is preferable that the corresponding position of the upper and lower casing is set respectively
It is equipped with the pit of each end of the rotary shaft for fixing above-mentioned each gear.
Compared with prior art, the utility model has the advantage of：It is provided with automatic cover-turning device of the present utility model
Clutch component, it is arranged in driven gear, when device overloads when excessive (powered drive rod rotation power), the clutch
Component can be such that above-mentioned transmission mechanism is relatively rotated with driven gear, cause gear to break so as to which anti-locking apparatus inside torque is excessive
It is bad, the plant failure caused by maloperation is avoided, effectively protects the automatic cover-turning device, the service life of extension fixture, drop
Low-maintenance cost.
Brief description of the drawings
Fig. 1 is the structural representation of automatic cover-turning device in the utility model embodiment；
Fig. 2 is the partial structural diagram of automatic cover-turning device in the utility model embodiment；
Fig. 3 is the structural representation of driven gear in the utility model embodiment；
Fig. 4 is the structural representation of clutch part in the utility model embodiment；
Fig. 5 is the structure decomposition figure of automatic cover-turning device in the utility model embodiment.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
As shown in Fig. 1~5, a kind of automatic cover-turning device, the device is mainly used in toilet lid, naturally it is also possible to for it
In the structure that his needs are renovated.Above-mentioned automatic cover-turning device includes housing 1, and it is assembled by upper shell 11 and lower house 12,
Direct current generator 2, reducing gear 3, transmission mechanism 4, output gear 5 and drive link 6 are provided with the housing 1.Wherein, reductor
Structure 3 includes the driving gear 31 being arranged on the power output shaft 21 of direct current generator 2 and engaged with the driving gear 31 driven
Gear 32；Transmission mechanism 4 includes travelling gear, and the transmission mechanism 4 can be with the above-mentioned synchronous axial system of driven gear 32；Output gear 5
Engaged with above-mentioned travelling gear, can be with the synchronous axial system of transmission mechanism 4.
Drive link 6 can be arranged in the centre bore of output gear 5 with the synchronous axial system of output gear 5, its one end, and the other end is stretched
Go out housing 1, the drive link 6 is associated with toilet lid (not shown) for opening and closing toilet lid.Specifically, output gear 5
The installation set 51 being vertically provided with upper surface centered on its centre bore, the bottom of drive link 6 are located in the installation set 51
And its lower end is articulated in the pin joint seat 15 for being arranged at lower house 12.Further, for make toilet lid opening and closing action more
Steadily, a power-assisted torsion spring 7 is surrounded with outside the drive link 6, the one end of power-assisted torsion spring 7 is fixed on the installation aperture 52 of output gear 5
In, the other end is arranged on housing 1, and so when opening toilet lid, the power-assisted torsion spring 7 is in de-energized state, so as to be beneficial to horse
The opening of bung, when closing toilet lid, the power-assisted torsion spring 7 is in energy accumulating state, and then beneficial to the closing of toilet lid.
In the present embodiment, the automatic cover-turning device also includes clutch component, and the clutch component is arranged on above-mentioned driven gear
In 32, when device overloads (when driven device rotatory force is excessive), the clutch component 8 can make above-mentioned transmission mechanism 4 with from
Moving gear 32 relatively rotates, and so as to be avoided that the stall of direct current generator 2, protects the automatic cover-turning device.Specifically, clutch component bag
The gear ring 321 being arranged on the above-mentioned internal ring wall of driven gear 32 and the clutch part 8 being located in the rotary shaft of driven gear 32 are included,
The clutch part 8 is connected with transmission mechanism 4, and the clutch part 8 is provided with the clutch tooth 821 engaged with gear ring 321, when device does not overload
When, the clutch tooth 821 is engaged with gear ring 321, and when device overloads, clutch tooth 821 and gear ring 321, which release, to be engaged and along gear ring
321 flank of tooth skids.Further, the profile of clutch part 8 is integrally in the form of annular discs, including discoid main body 81 and is connected to master
Clutch block 82 and concentric block 83 in the side wall of body 81, the clutch block 82 and concentric block 83 are in arc-shaped, and both are respectively along main body
81 are circumferentially all provided with and are arranged at intervals, and leave gap between above-mentioned clutch block 82 and with one heart block 83, the both ends of clutch block 82 are set respectively
It is equipped with an above-mentioned clutch tooth 821, and block 83 is shorter in length than clutch block 82 with one heart, when above-mentioned clutch tooth 821 and above-mentioned gear ring 321
On tooth engagement when, the flank of tooth of lateral surface and gear ring 321 of above-mentioned block 83 with one heart offsets.It so not only can guarantee that the energy of clutch part 8
With the Concentric rotation of driven gear 32, and when device overloads, clutch part 8 can from both direction counterclockwise or clockwise relative to
Driven gear 32 rotates, so as to preferably be protected to device.In the present embodiment, concentric block 83 and clutch block 82 are respectively
Two pieces, the radian of each clutch block 82 is 100 °~140 ° (being preferably 120 °), and the radian of concentric block 83 (is preferably for 20 °~40 °
30°)。
Above-mentioned transmission mechanism 4 includes intermeshing first travelling gear 41, the transmission of the second travelling gear the 42, the 3rd successively
Gear 43, the 4th travelling gear 44 and the 5th travelling gear 45, wherein, one end of first travelling gear 41 is fixed on above-mentioned
On the upper surface of main body 81 and it is arranged in the rotary shaft 33 of above-mentioned driven gear 32, the 5th travelling gear 45 and above-mentioned output gear
The engagement of wheel 5, the second travelling gear 42 and the 3rd travelling gear 43 are duplicate gear, and the 4th travelling gear 44 and the 5th is driven
Gear 45 is duplicate gear, so that the structure of transmission mechanism 4 is compacter, further ensures effectively transmission.
In addition, to enable above-mentioned each gear to be firmly placed in housing 1, the corresponding position of upper and lower casing 11,12 is set respectively
It is equipped with the pit 15 of each end of the rotary shaft 311,33,46,47 for fixing above-mentioned each gear.
When above-mentioned driving gear 31 driving clutch part 8 rotates to a direction, clutch tooth 821 and tooth on clutch part 8
Tooth on circle 321 engages and is driven rotatory force, and driving clutch part 8 rotates, and clutch part 8 drives the rotary shaft 33 of driven gear 32
Rotate, so that the first travelling gear 41 rotates, and then drive to output gear 5 so that drive link 6 rotates.When device overloads
When, i.e., when the rotatory force of drive link 6 is more than the power for passing to the first travelling gear 41, the rotating speed of the first travelling gear 41 is more than
During driven gear 32, because the first travelling gear 41 and clutch part 8 are fixed in the rotary shaft 33 of driven gear 32 jointly, therefore
The rotating speed of clutch part 8 is more than driven gear 32, and clutch tooth 821 skids without passing power with the tooth on gear ring 321 because elastic, from
And effectively protect automatic cover-turning device.
Claims (8)
- A kind of 1. automatic cover-turning device, it is characterised in that including：Housing (1), it is assembled by upper shell (11) and lower house (12)；Direct current generator (2), it is arranged in above-mentioned housing (1)；Reducing gear (3), it is arranged in above-mentioned housing (1), including is arranged on the power output shaft (21) of direct current generator (2) Driving gear (31) and the driven gear (32) engaged with the driving gear (31)；Transmission mechanism (4), it is arranged in above-mentioned housing (1), including travelling gear, the transmission mechanism (4) can be with above-mentioned driven tooth Take turns (32) synchronous axial system；Output gear (5), it is arranged in above-mentioned housing (1), is engaged with above-mentioned travelling gear, can synchronously turns with transmission mechanism (4) It is dynamic；Drive link (6), the drive link (6) can be arranged in output gear (5) with output gear (5) synchronous axial system, its one end In heart hole, the other end stretches out housing (1)；AndClutch component, it is arranged in above-mentioned driven gear (32), when device overloads, the clutch component can make above-mentioned transmission mechanism (4) relatively rotated with driven gear (32).
- 2. automatic cover-turning device as claimed in claim 1, it is characterised in that the clutch component is above-mentioned driven including being arranged on Gear ring (321) on the internal ring wall of gear (32) and the clutch part (8) being located in the rotary shaft (33) of driven gear (32), should Clutch part (8) is connected with transmission mechanism (4), and the clutch part (8) is provided with the clutch tooth (821) that can be engaged with gear ring (321)；When device does not overload, the clutch tooth (821) engages with gear ring (321), when device overloads, clutch tooth (821) and tooth (321) are enclosed to release engagement and skid along the flank of tooth of gear ring (321).
- 3. automatic cover-turning device as claimed in claim 2, it is characterised in that the profile of the clutch part (8) is in integrally disk Shape, including discoid main body (81) and the clutch block (82) and concentric block (83) that are connected in main body (81) side wall, it is described Clutch block (82) and concentric block (83) are in arc-shaped, and both are circumferentially all provided with and be arranged at intervals along main body (81) respectively；Leave gap between above-mentioned clutch block (82) and concentric block (83), the both ends of clutch block (82) be respectively arranged with one it is above-mentioned from Tooth (821) is closed, and block (83) is shorter in length than clutch block (82) with one heart, when on above-mentioned clutch tooth (821) and above-mentioned gear ring (321) Tooth engagement when, the flank of tooth of lateral surface and gear ring (321) of above-mentioned block (83) with one heart offsets.
- 4. automatic cover-turning device as claimed in claim 3, it is characterised in that the transmission mechanism (4) includes the first driving cog Take turns (41), one end of first travelling gear (41) is fixed on the upper surface of aforementioned body (81) and is arranged in above-mentioned driven tooth In the rotary shaft (33) for taking turns (32).
- 5. automatic cover-turning device as claimed in claim 4, it is characterised in that the transmission mechanism (4) also includes mutual successively The second travelling gear (42), the 3rd travelling gear (43), the 4th travelling gear (44) and the 5th travelling gear (45) of engagement, Wherein described second travelling gear (42) is engaged with above-mentioned first travelling gear (41), the 5th travelling gear (45) with it is above-mentioned Output gear (5) engages.
- 6. automatic cover-turning device as claimed in claim 5, it is characterised in that second travelling gear (42) and the 3rd transmission Gear (43) is duplicate gear, and the 4th travelling gear (44) and the 5th travelling gear (45) are duplicate gear.
- 7. the automatic cover-turning device as described in any one of claim 1~6, it is characterised in that also including a power-assisted torsion spring (7), The power-assisted torsion spring (7) is looped around on the drive link (6), and its one end is fixed on output gear (5), and the other end is arranged on housing (1) on.
- 8. automatic cover-turning device as claimed in claim 7, it is characterised in that the corresponding punishment of the upper and lower casing (11,12) The pit (13) of each end of the rotary shaft for fixing above-mentioned each gear is not provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720194266.3U CN206950118U (en) | 2017-03-01 | 2017-03-01 | A kind of automatic cover-turning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720194266.3U CN206950118U (en) | 2017-03-01 | 2017-03-01 | A kind of automatic cover-turning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206950118U true CN206950118U (en) | 2018-02-02 |
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ID=61376921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720194266.3U Active CN206950118U (en) | 2017-03-01 | 2017-03-01 | A kind of automatic cover-turning device |
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| Country | Link |
|---|---|
| CN (1) | CN206950118U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108980288A (en) * | 2018-09-30 | 2018-12-11 | 天津思耐德精密机械有限公司 | Smart home renovates buffer with electric drive |
-
2017
- 2017-03-01 CN CN201720194266.3U patent/CN206950118U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108980288A (en) * | 2018-09-30 | 2018-12-11 | 天津思耐德精密机械有限公司 | Smart home renovates buffer with electric drive |
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| GR01 | Patent grant | ||
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Address after: 315300 No. 132, Hubin Road, Fanshi, Longshan Town, Cixi City, Zhejiang Province Patentee after: Ningbo Heben Intelligent Technology Co.,Ltd. Address before: 315300 No. 132, Hubin Road, Fanshi, Longshan Town, Cixi City, Zhejiang Province Patentee before: NINGBO HEBEN PRECISION BUFFER CO.,LTD. |