CN104806104B - A kind of damping buffer unit - Google Patents
A kind of damping buffer unit Download PDFInfo
- Publication number
- CN104806104B CN104806104B CN201510205302.7A CN201510205302A CN104806104B CN 104806104 B CN104806104 B CN 104806104B CN 201510205302 A CN201510205302 A CN 201510205302A CN 104806104 B CN104806104 B CN 104806104B
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- buffer unit
- pull bar
- end cap
- partition
- described body
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Abstract
The present invention relates to a kind of damping buffer unit, it is provided with the body of opening including one end, end cap, pull bar, piston component and partition, described body away from described opening one end be body bottom, described end cap is located at the described opening of described body, described end cap is fixed with described body sealing, described partition is located at described body and is provided with one end of opening, it is provided with damping fluid between the bottom of described body and described partition, one end of described pull bar is stretched in described body after passing through described end cap and described partition, one end that described pull bar is located in described body is provided with described piston component, the inwall of described body is provided with least one flowing groove arranging along the axial direction of described body, described flowing groove passes through, cross-sectional area is gradually increased after being gradually reduced again.The present invention effectively can adjust cushioned resistance it is ensured that slide unit is smooth in closing process in furniture slide unit closing process, may also function as cushioning effect.
Description
Technical field
The present invention relates to furniture part technical field, more particularly, to a kind of damping buffer unit.
Background technology
With the raising of people's living standard, the requirement more and more higher to furniture, people are except attractive in appearance and real to furniture
Outside being had pursuance with property, also design and ruggedness to furniture hommization also requires.In the prior art, the slip of furniture
Part such as sliding door is when closed or slide unit is easily mutually collided with main body when for example drawer closes, and not only collision can send and make an uproar
Sound, and easily mutually damage.Therefore, manufacturer does the resistance that collision impact is alleviated in human oriented design installing on furniture
Power buffer unit, so that sliding door or drawer can carry out slow action when closing to the last stage, prevents sliding door or takes out
Drawer clashes on cabinet, thus not affecting the service life of furniture and reducing environment noise.
Existing resistance buffer unit mostly is damping fluid resistance buffer unit, and during its use, sliding door or drawer close
When closing the last stage and fastening with buffer, an opposition given by the damping fluid within resistance buffer unit, from
And speed when sliding door or drawer closing can be slowed down so that its slow action is closed until sliding door or drawer.But, existing
Resistance buffer unit still suffers from following shortcoming：Counteracting force due to existing resistance buffer unit is constant, if resistance buffering
The resistance of device is excessive, when sliding door or drawer are closed and contacted the phenomenon that resilience occurs at the beginning with resistance buffer unit (especially
It is that sliding door occurs that the phenomenon of door is jumped in resilience), then greatly reduce the practicality of furniture；If the resistance mistake of resistance buffer unit
Little, when the speed when sliding door or when drawer is overweight or sliding door or drawer are closed is crossed block and leads to impulsive force excessive, resistance buffering dress
The damping fluid putting inside is not provided that a larger opposite direction active force, then substantially reduce the buffering effect of device it is impossible to prevent
Only sliding door or drawer clash on cabinet.
Content of the invention
The technical problem to be solved is to provide energy pin in a kind of structure simple furniture glide part closing process
The damping buffer unit that the characteristic of resistance needed for closing process different phase is adjusted.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：A kind of damping buffer unit, is provided with out including one end
The body at mouthful end, end cap, pull bar, piston component and partition, described body away from described opening one end be body bottom,
Described end cap is located at the described opening of described body, and described end cap is fixed with described body sealing, and described partition is located at described
Body is provided with one end of opening, is provided with damping fluid, one end of described pull bar between the bottom of described body and described partition
Stretch in described body through after described end cap and described partition, one end end that described pull bar is located in described body is provided with
Described piston component, the inwall of described body is provided with least one flowing groove arranging along the axial direction of described body, described
Flowing groove passes through, cross-sectional area is gradually increased after being gradually reduced again.
The invention has the beneficial effects as follows：The present invention effectively can adjust cushioned resistance in furniture slide unit closing process,
Thus realizing playing cushioning effect when the furniture glide part to Different Weight or load-carrying is closed and avoiding resilience to jump the phenomenon of door,
And then can achieve the smooth of slide unit closing process, impact noise can be reduced again, increase the service life of furniture；Gradual change shape
Flowing groove by slow change damping fluid discharge capacity and effectively adjust cushioned resistance by way of it is ensured that slide unit was being closed
Smooth in journey, may also function as cushioning effect.
On the basis of technique scheme, the present invention can also do following improvement.
Further, the length of described flowing groove is the bottom of described body the distance between to described partition.
Beneficial effect using above-mentioned further scheme is：The moving range of piston is body volume bottom to partition, will
The length of flowing groove is set to the bottom of body between partition, it is possible to achieve piston all can be hindered in the movement of tubular body
The effect of Buddhist nun.
Further, at the cross-sectional area minimum of described flowing groove to described body bottom apart from h=1/3H, wherein, H
The length opening up for flowing groove.
Beneficial effect using above-mentioned further scheme is：At the cross-sectional area minimum of flowing groove between the bottom of body
Distance can be set according to the parameter such as position that use demand, the weight of slide unit and resistance buffer unit are installed.
Further, it is provided with noise reduction circle between described partition and described catch, described pull bar passes through described noise reduction circle.
Beneficial effect using above-mentioned further scheme is：The setting one side of noise reduction circle plays sound-absorbing effect；The opposing party
Face reduces, using noise reduction circle pressed volume, the feature increasing with pressure release volume, is conducive to balancing pull rod to pass in and out the pressure caused by body
Power changes.
Further, described noise reduction circle is sponge ring.
Beneficial effect using above-mentioned further scheme is：The sound-absorbing effect of sponge ring is good, and pressed volume reduce and
The effect that pressure release volume increases is good.
Further, it is provided with catch between described noise reduction circle and described end cap, described pull bar passes through described catch.
Beneficial effect using above-mentioned further scheme is：The setting of catch offsets the effect that voice coil loudspeaker voice coil plays uniform barrier.
Further, it is provided with Y shape circle between described catch and described end cap, described pull bar passes through described Y shape circle.
Beneficial effect using above-mentioned further scheme is：The setting of Y shape circle can improve the sealing between catch and end cap
Effect.
Further, it is provided with O-ring between the inwall of described end cap and described body.
Beneficial effect using above-mentioned further scheme is：The setting of O-ring improves the close of end cap and the inwall of body
Envelope effect.
Further, described piston component includes the terminal of piston and tubular, and described piston is located at described pipe with described pull bar
Internal one end end is fixedly connected, described terminal sleeve on described piston, be located at described piston and described body inwall it
Between.
Beneficial effect using above-mentioned further scheme is：The terminal sleeve of tubular, on piston, can reduce the abrasion of piston,
Improve the service life of piston.
Further, one end that described pull bar is located at outside described body is provided with hook.
Beneficial effect using above-mentioned further scheme is：What the setting of hook can facilitate pull bar hangs installation.
Further, described piston includes annular end, and is arranged on the top on annular end, described annular end
End face is apertured end face.
Beneficial effect using above-mentioned further scheme is：Avoid apertured on piston, reduce the difficulty of processing, energy
It is prevented effectively from and the abrasion that piston causes is led to what resistance buffer unit service life substantially reduced show due to the impact of damping fluid
As.
Brief description
Fig. 1 is the external structure schematic diagram of the present invention；
Fig. 2 is the explosive view of the present invention；
Fig. 3 is the schematic cross-section in A-A direction in Fig. 1；
Fig. 4 is the schematic cross-section of body of the present invention；
Fig. 5 is the schematic cross-section in the B-B direction of Fig. 4；
Fig. 6 is the schematic cross-section in the D-D direction of Fig. 4；
Fig. 7 is the schematic cross-section in the E-E direction of Fig. 4；
Fig. 8 is the structural representation of piston in the present invention；
In accompanying drawing, the list of parts representated by each label is as follows：
1st, body, 2, pull bar, 3, partition, 4, end cap, 5, hook, 6, flowing groove, 7, piston, 8, terminal, 9, catch, 10,
Noise reduction circle, 11, Y shape circle, 12, O-ring, 13, damping fluid, 14, annular end, 15, top, 16, end face.
Specific embodiment
Below in conjunction with accompanying drawing, the principle of the present invention and feature are described, example is served only for explaining the present invention, and
Non- for limiting the scope of the present invention.
As shown in Figure 1, Figure 2, Figure 3 shows, the present invention includes one end and is provided with the body 1 of opening, end cap 4, pull bar 2, piston set
Part and partition 3, described body 1 away from described opening one end be body 1 bottom, described end cap 4 is located at described body 1
Described opening, described end cap 4 is fixed with described body 1 sealing, and described partition 3 is located at described body 1 and is provided with the one of opening
In end, between the bottom of described body 1 and described partition 3, it is provided with damping fluid, one end of described pull bar 2 passes through described end cap 4 He
Stretch into after described partition 3 in described body 1, one end end that described pull bar 2 is located in described body 1 is provided with described piston set
Part, the inwall of described body 1 is provided with least one flowing groove 6 arranging along the axial direction of described body 1, described flowing groove 6
Pass through, cross-sectional area is gradually increased (E-E at D-D at Fig. 4 section B-B again after being gradually reduced
Place), as shown in Fig. 5, Fig. 6, Fig. 7.
The length of described flowing groove 6 is the bottom of described body 1 the distance between to described partition 3.Described flowing groove 6
At cross-sectional area minimum to described body 1 bottom apart from h=1/3H, wherein, the length that H opens up for flowing groove 6.Described every
It is provided with noise reduction circle 10, described pull bar 2 passes through described noise reduction circle 10 between piece 3 and described end cap 4.Described noise reduction circle 10 is sponge
Pad.It is provided with catch 9, described pull bar 2 passes through described catch 9 between described noise reduction circle 10 and described end cap 4.Described catch 9 and institute
State and between end cap 4, be provided with Y shape circle 11, described pull bar 2 passes through described Y shape circle 11.The inwall of described end cap 4 and described body 1 it
Between be provided with O-ring.Described piston component includes the terminal 8 of piston 7 and tubular, and described piston 7 and described pull bar 2 are located at described pipe
One end end in body 1 is fixedly connected, described terminal 8 is enclosed within described piston 7, be located at described piston 7 and described body 1 interior
Between wall.One end that described pull bar 2 is located at outside described body 1 is provided with hook 5.
Open up the flowing groove 6 of a gradual change shape in inside pipe wall, not only may be implemented within body 1 when slide unit is closed
Damping fluid 13 can flow along flowing groove 6 and produce buffer damping, thus playing cushioning effect；And in the flowing groove by gradual change shape
The buffer damping of 6 generations is not constant, and during slide unit is closed, pull bar 2 drives piston component constantly to body 1
Inside pushes, the degree closed according to slide unit, and the output that damping fluid 13 passes through the flowing groove 6 of gradual change shape can slowly become
Change, thus realize this device effectively adjusting to the buffer damping of slide unit, improve the damping capacity of damping buffer unit, and keep away
Exempt from during slide unit firm contact damping buffer unit, to produce the phenomenon of resilience (particularly door is jumped in sliding door resilience), and then can achieve
Slide unit closing process smooth, can reduce impact noise again, increase the service life of furniture.Due in body 1 of the present invention
Damping fluid 13 discharged by flowing groove 6, therefore compared with prior art, piston 7 surface of the present invention does not need to set
Put the through hole of damping fluid 13 circulation, its surface is complete surface, so can reduce the difficulty of processing of piston component, and can have
Effect avoids abrasion piston 7 being caused due to the impact of damping fluid 13 to lead to, and damping buffer unit service life substantially reduces shows
As extending the service life of damping buffer unit further.
The piston component of the present invention has pull bar cavity and no pull bar cavity by being divided into inside body 1, when slide unit just connects
During tactile damping buffer unit, because flowing groove 6 size is larger, then damping fluid 13 along have pull bar cavity direction discharge output relatively
Greatly so that the buffer damping of damping buffer unit generation is little, thus avoiding slide unit resilience (particularly door is jumped in sliding door resilience)
Phenomenon produces；When flowing groove 6 gradually narrows, because flowing groove 6 size slowly diminishes, then the buffering that damping buffer unit produces
Damping is gradually increased along the output having pull bar cavity direction to discharge slow reduction with damping fluid 13, thus to slide unit
Play the effect of buffering.When flowing groove 6 gradually expands, damping fluid 13 slowly increased along the output having pull bar cavity direction to discharge
Greatly, then the buffer damping that damping buffer unit produces is gradually reduced, and realizes the smooth closing of slide unit.The present invention passes through slow
Change damping fluid 13 discharge capacity and effectively adjust the mode of buffer damping it is ensured that slide unit is smooth in closing process,
Cushioning effect can be played.
As shown in figure 8, described piston 7 is connected by annular end 14 and top 15 forming, the end face 16 of annular end 14 is
The end face 16 of complete non-apertured.It will usually insertion one on the end face 16 of piston 7 annular end 14 in existing buffer unit
Individual boring, for the flowing of the internally-damped liquid 13 of body 1, discharge.Because the damping fluid 13 in body 1 is by flowing groove 6 row
Go out, therefore compared with prior art, the end face 16 of piston 7 annular end 14 does not need to arrange the logical of damping fluid 13 circulation
Hole, the end face 16 of annular end 14 is the end face 16 of complete non-apertured, so can reduce the difficulty of processing of piston component, keeps
The integrity of piston 7 is thus not have an impact to the service behaviour of piston 7, and can be prevented effectively from due to the impact of damping fluid 13
The abrasion that piston 7 is caused leads to the phenomenon that damping buffer unit service life substantially reduces, and also avoids frequently changing damping and delays
The complicated procedures of forming of the piston 7 in flushing device, extends the service life of damping buffer unit further.
The setting of sponge ring, available sponge pressed volume reduces the feature increasing with pressure release volume, is conducive to balance to draw
Bar 2 passes in and out the pressure change caused by body 1, also can improve the sound-absorbing effect of this device simultaneously, decrease the noise of collision.?
In work process, be also with sponge ring pressed volume reduce with pressure release volume increase feature come balancing pull rod 2 turnover body 1
Caused pressure change.When pull bar 2 enters body 1, while in body 1, solid volume increases, damping fluid 13 volume quilt
Compression, leads to hydraulic pressure to increase, now, sponge ring pressed volume reduces, then can offset the increase of hydraulic pressure；When pull bar 2 exits body 1
When, while in body 1, solid volume reduces, damping fluid 13 volume increases, and leads to hydraulic pressure to reduce, sponge ring pressure release volume is recovered
Original state is to balance the pressure in body 1.
Compared with prior art, the invention has the advantages that and beneficial effect：
1st, effectively cushioned resistance can be adjusted in furniture slide unit closing process, thus realizing to Different Weight or load-carrying
Furniture glide part close when play cushioning effect and avoid resilience jump door phenomenon, and then i.e. can achieve slide unit close
Process smooth, can reduce impact noise again, increase the service life of furniture.
2nd, the flowing groove 6 of gradual change shape, can by way of slow change damping fluid 13 discharge capacity effectively adjusts cushioned resistance
Ensure that slide unit is smooth in closing process, may also function as cushioning effect.
3rd, present configuration is simple, good seal performance and long service life, is conducive to its widely using in furniture industry
And popularization.
4th, in the present invention, the structure difficulty of processing of piston component is low, and can reduce the mill producing due to damping fluid 13 impact
Damage, extend the service life of resistance buffer unit further.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvement made etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of damping buffer unit is provided with the body (1) of opening, end cap (4), pull bar it is characterised in that including one end
(2), piston component and partition (3), described body (1) away from described opening one end be body (1) bottom, described end cap
(4) it is located at the described opening of described body (1), described end cap (4) is fixed with described body (1) sealing, and described partition (3) sets
In one end that described body (1) is provided with opening, between the bottom of described body (1) and described partition (3), it is provided with damping fluid,
One end of described pull bar (2) is stretched into after passing through described end cap (4) and described partition (3) in described body (1), described pull bar (2)
One end end in described body (1) is provided with described piston component, and the inwall of described body (1) is provided with least one edge
Described body (1) axial direction setting flowing groove (6), described flowing groove (6) passes through, cross-sectional area gradually
It is gradually increased after reduction again.
2. a kind of damping buffer unit according to claim 1 is it is characterised in that the length of described flowing groove (6) is institute
State the bottom of body (1) the distance between to described partition (3).
3. a kind of damping buffer unit according to claim 2 is it is characterised in that the cross-sectional area of described flowing groove (6)
At minimum to described body (1) bottom apart from h=1/3H, wherein, H is the length of flowing groove (6).
4. a kind of damping buffer unit according to any one of claims 1 to 3 is it is characterised in that described partition (3) and institute
State and between end cap (4), be provided with noise reduction circle (10), described pull bar (2) passes through described noise reduction circle (10).
5. a kind of damping buffer unit according to claim 4 is it is characterised in that described noise reduction circle (10) is sponge ring.
6. a kind of damping buffer unit according to claim 4 is it is characterised in that described noise reduction circle (10) and described end cap
(4) it is provided with catch (9) between, described pull bar (2) passes through described catch (9).
7. a kind of damping buffer unit according to claim 6 is it is characterised in that described catch (9) and described end cap (4)
Between be provided with Y shape circle (11), described pull bar (2) pass through described Y shape circle (11).
8. a kind of damping buffer unit according to any one of claims 1 to 3 is it is characterised in that described end cap (4) and institute
It is provided with O-ring (12) between the inwall stating body (1).
9. a kind of damping buffer unit according to any one of claims 1 to 3 is it is characterised in that described piston component bag
Include the terminal (8) of piston (7) and tubular, one end end that described piston (7) is located in described body (1) with described pull bar (2)
It is fixedly connected, it is upper, positioned between described piston (7) and the inwall of described body (1) that described terminal (8) is enclosed within described piston (7).
10. a kind of damping buffer unit according to any one of claims 1 to 3 is it is characterised in that described pull bar (2) position
It is provided with hook (5) in described body (1) one end outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510205302.7A CN104806104B (en) | 2015-04-27 | 2015-04-27 | A kind of damping buffer unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510205302.7A CN104806104B (en) | 2015-04-27 | 2015-04-27 | A kind of damping buffer unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104806104A CN104806104A (en) | 2015-07-29 |
| CN104806104B true CN104806104B (en) | 2017-03-01 |
Family
ID=53691265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510205302.7A Active CN104806104B (en) | 2015-04-27 | 2015-04-27 | A kind of damping buffer unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104806104B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114145598B (en) * | 2021-11-17 | 2022-10-14 | 徐州恒远高新技术有限公司 | Self-control element protection type movable display device and using method thereof |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1260159B1 (en) * | 2001-05-17 | 2005-04-13 | Julius Blum GmbH | Damper, especially for furniture |
| DE20307522U1 (en) * | 2003-05-14 | 2004-09-16 | Alfit Ag | Device for damping and braking movement of cupboard doors etc has piston cylinder unit with a smaller diameter servo piston longitudinally displaceable in pressure chamber |
| CN2727345Y (en) * | 2004-08-27 | 2005-09-21 | 绍源育股份有限公司 | Hydraulic damper |
| CN2846663Y (en) * | 2005-12-20 | 2006-12-13 | 伍志勇 | Furniture damper |
| KR100760518B1 (en) * | 2006-07-18 | 2007-09-20 | 삼성정밀공업 주식회사 | Device for buffering for the noise removal of closing the furniture door |
| CN201416335Y (en) * | 2009-05-12 | 2010-03-03 | 李浩典 | Drawer guide-rail damper |
| DE102010030914B4 (en) * | 2010-07-05 | 2016-04-28 | Geze Gmbh | Drive for a wing of a door, a window or the like and a method for mounting a device for changing the closing force of the drive |
| CN202636176U (en) * | 2012-05-08 | 2013-01-02 | 广东泰明金属制品有限公司 | Buffer device of furniture |
| CN202831960U (en) * | 2012-06-18 | 2013-03-27 | 沈秋庆 | Damping buffer |
| CN204099476U (en) * | 2014-09-17 | 2015-01-14 | 苏州升德精密电气有限公司 | Fender pile constructs |
| CN204571636U (en) * | 2015-04-27 | 2015-08-19 | 陆智华 | A kind of damping buffer unit |
-
2015
- 2015-04-27 CN CN201510205302.7A patent/CN104806104B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104806104A (en) | 2015-07-29 |
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Effective date of registration: 20230414 Address after: 528244 No. 37, Dachong South Industrial Zone, Lishui Town, Nanhai District, Foshan City, Guangdong Province (Residence Declaration) Patentee after: Foshan Yude Plastic Products Co.,Ltd. Address before: 52 Yanbu Huaxia Xiyuan, Dali Town, Nanhai District, Foshan City, Guangdong Province, 528247 Patentee before: Lu Zhihua |
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| TR01 | Transfer of patent right |