CN200961659Y - Damper - Google Patents
Damper Download PDFInfo
- Publication number
- CN200961659Y CN200961659Y CN 200620011389 CN200620011389U CN200961659Y CN 200961659 Y CN200961659 Y CN 200961659Y CN 200620011389 CN200620011389 CN 200620011389 CN 200620011389 U CN200620011389 U CN 200620011389U CN 200961659 Y CN200961659 Y CN 200961659Y
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- CN
- China
- Prior art keywords
- blade
- groove
- rotating shaft
- vane
- damper
- Prior art date
- 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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- Fluid-Damping Devices (AREA)
Abstract
The utility model discloses a damper comprising a roller shaft, a roller shaft sleeve, the vane, and the liquid medium, wherein the roller shaft is positioned in the roller shaft sleeve, with the vane groove positioned in the roller shaft, the vane movably installed in the vane groove of the roller shaft and the liquid medium filled in the residual space of the roller shaft sleeve; the vane groove is positioned with the internal groove surface and the external groove surface; the vane comprises a vane shaft and a vane body, wherein the vane body of the vane is positioned with the internal side and the external side; the inside of the vane body is positioned with one or more ribs which can be also positioned extending outward from the groove on the external groove of the vane groove. With the structure, the internal side only with the top of the rib closely engages with the internal groove side of the vane groove for the roller shaft when the vane is opened, which lessens the contact area of both. The absorption force in the liquid for the internal side of the vane body and the internal groove of the vane groove is greatly lessened, which benefits rapid close of the vane. The rib of the vane groove supports the vane closed and thereby lengthens the operation life of the vane.
Description
Technical field
The utility model relates to a kind of damper.
Background technique
Damper is a kind of damping device, is widely used in many different occasions.Such as, to renovate usually at the toilet of existing flush toilet and will use damper, this damper does not produce damping function when toilet lid starts, produce damping function and cover following time in toilet lid, thereby can be described as the mechanism that falls slowly of toilet lid yet.The damper that uses as flush toilet has generally comprised rotating shaft, rotating shaft cover, blade, liquid medium, rotating shaft is contained in the rotating shaft cover, rotating shaft is provided with blade groove, the blade activity is loaded on the blade groove of rotating shaft, liquid medium is filled in the interior remaining space of rotating shaft cover, under the external force of a direction promotes, liquid medium promotes blade and closes, make liquid medium constricted flow wherein, thereby the generation damping function, and in the opposite direction external force promotes down, liquid medium promotes blade and opens, it is unimpeded that liquid medium is flowed, and do not produce damping function.The blade of this structure, rotating shaft are as shown in Figure 1 and Figure 2, wherein, blade 1 ' include sharf 11 ' and lamellar body 12 ', rotating shaft 2 ' then include be used to install blade 1 ' blade groove 21 ', when blade 1 ' when being in open mode, blade 1 ' lamellar body 12 ' inner side surface 13 ' be close to blade groove 21 ' inner groove surface 22 ' on, at this moment, liquid medium in the rotating shaft cover can along blade groove 21 ' outer well surface 23 ' overlap Gap Flow between the inwall of (not shown) with rotating shaft, damper does not produce damping function; When blade 1 ' when being in closed condition, blade 1 ' lamellar body 12 ' the inwall of outer side surface 14 ' be close to rotating shaft cover on, make blade groove 21 ' the inwall of outer well surface 23 ' overlap with rotating shaft between the slit be closed, at this moment, liquid medium constricted flow in the rotating shaft cover, damper produces damping function.Since blade 1 ' when opening, blade 1 ' lamellar body 12 ' inner side surface 13 ' be close to blade groove 21 ' inner groove surface 22 ' on, therefore, blade 1 ' when entering closed condition, just must overcome blade 1 ' lamellar body 12 ' inner side surface 13 ' with blade groove 21 ' the adsorption force of inner groove surface 22 ' in liquid, cause the blade closing velocity slower, influenced damping.
The model utility content
One of the purpose of this utility model is to overcome the deficiency of prior art, and a kind of damper is provided, and improves by the blade structure to damper, makes the blade can quick closedown, thereby realizes that damper can have the purpose of better damping.
Two of the purpose of this utility model is to overcome the deficiency of prior art, a kind of damper is provided, improves, make blade can obtain under in off position to support by turning shaft structure to damper, prolong blade working life thereby reach, and then prolong the damper purpose in working life.
The technological scheme that its technical problem that solves the utility model adopts is: a kind of damper, comprise rotating shaft, rotating shaft cover, blade, liquid medium, rotating shaft is contained in the rotating shaft cover, rotating shaft is provided with blade groove, the blade activity is loaded on the blade groove of rotating shaft, and liquid medium is filled in the interior remaining space of rotating shaft cover;
Wherein, the relative both sides of blade groove broad ways stretch out and are respectively equipped with inner groove surface and outer well surface; Blade includes sharf and lamellar body, and the lamellar body of blade is provided with the inner side surface that can be posted by the blade groove inner groove surface when blade is opened and is posted by the outer side surface of rotating shaft cover inwall when blade is closed;
On the inner side surface of blade lamellar body, be provided with one or more convex tendons.
Described convex tendon is along the axial direction setting perpendicular to sharf.
Described convex tendon and blade are structure as a whole.
The outer well surface of described blade groove is stretched out by notch and is provided with one or more protruding bars.
Described protruding bar and blade groove are structure as a whole.
Damper of the present utility model is that the blade of original structure is improved, and, is provided with one or more convex tendons on the inner side surface of blade lamellar body that is.Convex tendon has been arranged, when blade is opened, its inner side surface just has only the inner groove surface of the blade groove of the end face of convex tendon and rotating shaft to be adjacent to, significantly reduced area of contact between the two, so just make the inner side surface of blade lamellar body and the adsorption force of inner groove surface in liquid of blade groove greatly reduce, help the quick closedown of blade; And when external force was closed blade, liquid medium can flow into rapidly in the blade groove of rotating shaft along the formed groove of convex tendon, and blade is closed rapidly.When convex tendon was arranged on the inner side surface of blade lamellar body, preferred mode was that convex tendon is along the axial direction setting perpendicular to sharf.
Damper of the present utility model is that the rotating shaft blade groove of original structure is improved, that is, being stretched out by notch in the outer well surface of rotating shaft blade groove is provided with one or more protruding bars.Protruding bar has been arranged, when blade is closed, can form supporting effect to blade, and in original structure, be the seam of facade, can't form blade and support.Blade has had support when closing, just can prolong the working life of blade.
In the using process, when blade was in open mode, the end face of the convex tendon of the inner side surface of blade lamellar body was close on the inner groove surface of blade groove, at this moment, and the Gap Flow between the inwall that the liquid medium in the rotating shaft cover can overlap along the outer well surface of blade groove and rotating shaft; When the outer well surface of rotating shaft blade groove also was provided with protruding bar, then liquid medium was to flow in the formed groove of protruding bar of the outer well surface of blade groove; Damper does not produce damping function.When blade by opening when turning to closed condition, be subjected to the effect of external force, liquid medium can flow into rapidly in the blade groove of rotating shaft along the formed groove of convex tendon of the inner side surface of blade lamellar body, and after the adsorption force of inner groove surface in liquid of the blade groove of the end face of the convex tendon of the inner side surface that overcomes the blade lamellar body and rotating shaft, blade is closed rapidly.When blade was in closed condition, the outer side surface of blade lamellar body was close on the inwall of rotating shaft cover, and the outer well surface that makes blade groove is closed with slit between the inwall of rotating shaft cover, at this moment, and the liquid medium constricted flow in the rotating shaft cover, damper generation damping function; When the outer well surface of rotating shaft blade groove also is provided with protruding bar, then the part of the outer side surface of blade lamellar body is supported by protruding bar, and the slit between the inwall of the outer well surface of formed groove of the protruding bar of the outer well surface of blade groove and blade groove and rotating shaft cover all is closed, at this moment, liquid medium constricted flow in the rotating shaft cover, damper produces damping function.
The beneficial effects of the utility model are, owing to adopted and on the inner side surface of blade lamellar body, be provided with one or more convex tendons, when blade is opened, its inner side surface just has only the inner groove surface of the blade groove of the end face of convex tendon and rotating shaft to be adjacent to, reduced area of contact between the two, make the inner side surface of blade lamellar body and the adsorption force of inner groove surface in liquid of blade groove greatly reduce, help the quick closedown of blade, simultaneously, liquid medium can flow into rapidly in the blade groove of rotating shaft along the formed groove of convex tendon, and blade is closed rapidly; Be provided with one or more protruding bars owing to adopted outer well surface at the rotating shaft blade groove to stretch out, make to be subjected to supporting effect when blade is closed, prolonged the working life of blade by notch.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described in further detail; But a kind of damper of the present utility model is not limited to embodiment.
Fig. 1 is the organigram of the blade of prior art damper;
Fig. 2 is the organigram of the rotating shaft of prior art damper;
Fig. 3 is the organigram of blade of the present utility model;
Fig. 4 is the organigram of rotating shaft of the present utility model;
Fig. 5 be blade of the present utility model with rotating shaft between the organigram that cooperates;
Fig. 6 is the organigram of the utility model (blade open mode);
Fig. 7 is the organigram of the utility model (blade closed condition).
Embodiment
Extremely shown in Figure 7 referring to Fig. 3, a kind of damper of the present utility model, comprise rotating shaft 2, rotating shaft cover 3, blade 1, liquid medium, rotating shaft 2 is contained in the rotating shaft cover 3, the inwall of rotating shaft cover 3 is provided with two protruding walls 30, rotating shaft 2 is packed into behind the rotating shaft cover 3, by the protruding wall 30 of rotating shaft 2 and rotating shaft cover 3 thereof the spaces in the rotating shaft cover 3 has been divided into four chambers 31,32,33,34; Rotating shaft 2 is provided with blade groove 21, and blade 1 activity is loaded on the blade groove 21 of rotating shaft, and liquid medium is filled in the rotating shaft cover 3 interior remaining space;
Wherein, the relative both sides of blade groove 21 broad wayss stretch out and are respectively equipped with inner groove surface 22 and outer well surface 23; Blade 1 includes sharf 11 and lamellar body 12, and the lamellar body 12 of blade is provided with the inner side surface 13 that can be posted by blade groove inner groove surface 22 when blade is opened and is posted by the outer side surface 14 that 3 inwalls are overlapped in rotating shaft when blade is closed;
Be provided with three convex tendons 15 on the inner side surface 13 of blade lamellar body, these three convex tendons 15 are to be provided with along the axial direction perpendicular to sharf 11, and convex tendon 15 is structure as a whole with blade 1; Being stretched out by notch in the outer well surface 23 of blade groove 21 is provided with two protruding bars 25, and protruding bar 25 is structure as a whole with blade groove 21.
Damper of the present utility model is that the blade of original structure is improved, and, is provided with three convex tendons 15 on the inner side surface 13 of blade lamellar body 12 that is.Convex tendon 15 has been arranged, when blade 1 is opened, the end face 16 that its inner side surface 13 just has only convex tendon is adjacent to the inner groove surface 22 of the blade groove 21 of rotating shaft, significantly reduced area of contact between the two, so just make the inner side surface 13 of blade lamellar body and the adsorption force of inner groove surface 22 in liquid of blade groove greatly reduce, help the quick closedown of blade 1; And when external force was closed blade 1, liquid medium can flow in the blade groove 21 of rotating shaft rapidly along convex tendon 15 formed grooves 17, and blade 1 is closed rapidly.When convex tendon 15 was arranged on the inner side surface 13 of blade lamellar body, preferred mode was that convex tendon 15 is along the axial direction setting perpendicular to sharf 11.
Damper of the present utility model is that the rotating shaft blade groove of original structure is improved, that is, being stretched out by notch in the outer well surface 23 of rotating shaft blade groove 21 is provided with two protruding bars 25.Protruding bar 25 has been arranged, when blade 1 is closed, can form supporting effect to blade 1, and in original structure, be the seam of facade, can't form blade and support.Blade 1 has had support when closing, just can prolong the working life of blade 1.
In the using process, when undamped was used, rotating shaft 2 was counterclockwise rotated, because the rotation of rotating shaft 2, the size of four chambers 31,32,33,34 in the rotating shaft cover 3 is changed, chamber 31,33 diminishes, and chamber 32,34 becomes big, like this, liquid medium in the chamber 31,33 just has the kinetic energy that flows to chamber 32,34, because the setting of blade 1 structure has directivity, the promotion of liquid body medium, blade 1 is opened; When blade 1 is in open mode, the end face 16 of the convex tendon of the inner side surface of blade lamellar body 12 is close on the inner groove surface 22 of blade groove, at this moment, liquid medium in the rotating shaft cover 3 can overlap Gap Flow between 3 the inwall along the outer well surface 23 of the protruding bar 25 formed grooves 24 of the outer well surface of blade groove and blade groove thereof and rotating shaft, certainly, when the outer well surface of rotating shaft blade groove is not established protruding bar, liquid medium is mainly along the Gap Flow between the inwall of the outer well surface 23 of blade groove and rotating shaft cover 3, like this, liquid medium in the chamber 31 can flow in the chamber 32 swimmingly, and the liquid medium in the chamber 33 can flow in the chamber 34 swimmingly; Damper does not produce damping function.
When having damping to use, rotating shaft 2 is that clockwise direction rotates, because the rotation of rotating shaft 2 changes the size of four chambers 31,32,33,34 in the rotating shaft cover 3, chamber 31,33 becomes big, chamber 32,34 diminishes, like this, the liquid medium in the chamber 32,34 just has the kinetic energy that flows to chamber 31,33, because the setting of blade 1 structure has directivity, the promotion of liquid body medium, blade 1 is closed; When blade 1 by opening when turning to closed condition, be subjected to the effect of external force, liquid medium can flow in the blade groove 21 of rotating shafts rapidly along the convex tendon 15 formed grooves 17 of the inner side surface of blade lamellar body, and after the adsorption force of inner groove surface 22 in liquid of the end face 16 of the convex tendon of the inner side surface that overcomes the blade lamellar body and the blade groove of rotating shaft, blade 1 is closed rapidly.
When blade 1 is in closed condition, the outer side surface 14 of blade lamellar body 12 is close on the inwall of rotating shaft cover 3, slit between the inwall of the outer well surface 23 of the protruding bar 25 formed grooves 24 of outer well surface of blade groove and blade groove and rotating shaft cover 3 all is closed, certainly, when the outer well surface of rotating shaft blade groove is not established protruding bar, be closed equally as the slit between the inwall of the outer well surface of the blade groove of main flow channel and rotating shaft cover, in the rotating shaft this moment cover, the liquid medium of chamber 32 just can't flow into chamber 31 along above-mentioned passage, but overlap slit flow between the 3 protruding walls 30 to chamber 33 along rotating shaft 2 and rotating shaft, equally, the liquid medium of chamber 34 also can't flow into chamber 33 along above-mentioned passage, but overlap slit flow between the 3 protruding walls 30 to chamber 31 along rotating shaft 2 and rotating shaft, therefore, liquid medium constricted flow in the rotating shaft cover 3, damper produces damping function.
When blade 1 was closed, the part of the outer side surface 14 of blade lamellar body 21 was supported by protruding bar 25.
The improvement of the blade structure of damper of the present utility model and rotating shaft blade groove structure is not limited to the kind of damper.
The foregoing description only is used for further specifying damper of the present utility model; but the utility model is not limited to embodiment; every foundation technical spirit of the present utility model all falls in the protection domain of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (5)
1. a damper comprises rotating shaft, rotating shaft cover, blade, liquid medium, and rotating shaft is contained in the rotating shaft cover, and rotating shaft is provided with blade groove, and the blade activity is loaded on the blade groove of rotating shaft, and liquid medium is filled in the interior remaining space of rotating shaft cover;
Wherein, the relative both sides of blade groove broad ways stretch out and are respectively equipped with inner groove surface and outer well surface; Blade includes sharf and lamellar body, and the lamellar body of blade is provided with the inner side surface that can be posted by the blade groove inner groove surface when blade is opened and is posted by the outer side surface of rotating shaft cover inwall when blade is closed;
It is characterized in that: on the inner side surface of blade lamellar body, be provided with one or more convex tendons.
2. a kind of damper according to claim 1 is characterized in that: described convex tendon is along the axial direction setting perpendicular to sharf.
3. a kind of damper according to claim 1 and 2 is characterized in that: described convex tendon and blade are structure as a whole.
4. a kind of damper according to claim 1 is characterized in that: the outer well surface of described blade groove is stretched out by notch and is provided with one or more protruding bars.
5. a kind of damper according to claim 4 is characterized in that: described protruding bar and blade groove are structure as a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620011389 CN200961659Y (en) | 2006-10-25 | 2006-10-25 | Damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620011389 CN200961659Y (en) | 2006-10-25 | 2006-10-25 | Damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200961659Y true CN200961659Y (en) | 2007-10-17 |
Family
ID=38798175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620011389 Expired - Fee Related CN200961659Y (en) | 2006-10-25 | 2006-10-25 | Damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200961659Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102151105A (en) * | 2011-04-26 | 2011-08-17 | 厦门瑞尔特卫浴工业有限公司 | Damping shaft for slowly falling closestool cover board |
| WO2011110043A1 (en) * | 2010-03-10 | 2011-09-15 | 李飞宇 | Buffer device |
| CN102587777A (en) * | 2012-01-20 | 2012-07-18 | 建德市义博卫浴有限公司 | Plugging damper |
| CN102691743A (en) * | 2011-03-22 | 2012-09-26 | 萱场工业株式会社 | Rotary damper |
| WO2015018115A1 (en) * | 2013-08-08 | 2015-02-12 | Zhao Liping | Fall-slowing damping device for toilet and fall-slowing damping method |
| CN104948649A (en) * | 2014-03-31 | 2015-09-30 | 日本电产三协株式会社 | Fluid buffer device and buffered device |
| CN105179577A (en) * | 2014-06-11 | 2015-12-23 | 日本电产三协株式会社 | Fluid damper device and machine equipped with damper |
| NL2023944B1 (en) * | 2019-05-20 | 2020-12-02 | Profunda B V | Rotary Damper |
| JP2021021452A (en) * | 2019-07-29 | 2021-02-18 | 日本電産サンキョー株式会社 | Fluid damper device |
| TWI736406B (en) * | 2020-08-28 | 2021-08-11 | 陳建志 | Shock absorber, harmonic fluid damping system and fire-fighting equipment |
-
2006
- 2006-10-25 CN CN 200620011389 patent/CN200961659Y/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011110043A1 (en) * | 2010-03-10 | 2011-09-15 | 李飞宇 | Buffer device |
| CN102691743A (en) * | 2011-03-22 | 2012-09-26 | 萱场工业株式会社 | Rotary damper |
| CN102151105A (en) * | 2011-04-26 | 2011-08-17 | 厦门瑞尔特卫浴工业有限公司 | Damping shaft for slowly falling closestool cover board |
| CN102151105B (en) * | 2011-04-26 | 2012-06-27 | 厦门瑞尔特卫浴工业有限公司 | Damping shaft for slowly falling closestool cover board |
| CN102587777A (en) * | 2012-01-20 | 2012-07-18 | 建德市义博卫浴有限公司 | Plugging damper |
| WO2013107191A1 (en) * | 2012-01-20 | 2013-07-25 | 浙江建德义博卫浴有限公司 | Door insert damper |
| WO2015018115A1 (en) * | 2013-08-08 | 2015-02-12 | Zhao Liping | Fall-slowing damping device for toilet and fall-slowing damping method |
| CN104948649A (en) * | 2014-03-31 | 2015-09-30 | 日本电产三协株式会社 | Fluid buffer device and buffered device |
| CN104948649B (en) * | 2014-03-31 | 2017-05-03 | 日本电产三协株式会社 | Fluid buffer device and buffered device |
| CN105179577A (en) * | 2014-06-11 | 2015-12-23 | 日本电产三协株式会社 | Fluid damper device and machine equipped with damper |
| CN105179577B (en) * | 2014-06-11 | 2018-01-02 | 日本电产三协株式会社 | Fluid cushion device and buffered device |
| NL2023944B1 (en) * | 2019-05-20 | 2020-12-02 | Profunda B V | Rotary Damper |
| EP3805594A1 (en) | 2019-05-20 | 2021-04-14 | Profunda B.V. | Rotary damper |
| JP2021021452A (en) * | 2019-07-29 | 2021-02-18 | 日本電産サンキョー株式会社 | Fluid damper device |
| TWI736406B (en) * | 2020-08-28 | 2021-08-11 | 陳建志 | Shock absorber, harmonic fluid damping system and fire-fighting equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: XIAMEN WDI TECHNOLOGY CO., LTD. Assignor: Li Feiyu Contract fulfillment period: 2009.7.15 to 2014.12.31 Contract record no.: 2009351000062 Denomination of utility model: Comprehensive performance testing device for damper Granted publication date: 20071017 License type: Exclusive license Record date: 20090907 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.7.15 TO 2014.12.31; CHANGE OF CONTRACT Name of requester: XIAMEN WDI PLUMBING INC. Effective date: 20090907 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071017 Termination date: 20141025 |
|
| EXPY | Termination of patent right or utility model |