CN102865002A - Door hinge with damper - Google Patents
Door hinge with damper Download PDFInfo
- Publication number
- CN102865002A CN102865002A CN 201210236394 CN201210236394A CN102865002A CN 102865002 A CN102865002 A CN 102865002A CN 201210236394 CN201210236394 CN 201210236394 CN 201210236394 A CN201210236394 A CN 201210236394A CN 102865002 A CN102865002 A CN 102865002A
- Authority
- CN
- China
- Prior art keywords
- mandrel
- door hinge
- balancing gate
- gate pit
- valve
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 230000006835 compression Effects 0.000 claims description 14
- 238000007906 compression Methods 0.000 claims description 14
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 230000008485 antagonism Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
- E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
- E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
- E05F1/12—Mechanisms in the shape of hinges or pivots, operated by springs
- E05F1/1207—Mechanisms in the shape of hinges or pivots, operated by springs with a coil spring parallel with the pivot axis
- E05F1/1223—Mechanisms in the shape of hinges or pivots, operated by springs with a coil spring parallel with the pivot axis with a compression or traction spring
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F3/00—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
- E05F3/20—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices in hinges
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/132—Doors
Landscapes
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Abstract
The invention relates to a door hinge (1) with a damper, which comprises a core shaft (5) rotatably disposed in a housing (2); when the door is opened, the core shaft (5) allows a core shaft nut (11) to move upwards in the axial direction, and a pressure spring (12) is compressed. According to the invention, a spring chamber forms a first pressure chamber (19) for viscous liquid; the first pressure chamber (19) is connected with a pressure chamber (28) through a channel (25); the pressure chamber (28) is located below the core shaft nut (11), wherein a valve (26) adjusts the flowing of the viscous liquid in the channel (25). According to the invention, the door hinge is simply constructed with low cost, and is sealed reliably.
Description
Technical field
The present invention relates to a kind of door hinge for single-acting door (Anschlagt ü r), this door hinge has hydraulic cushion spare.
Background technology
Task with spring-loaded door hinge is: the door of opening is moved to again in the position of closing.At this, by opening door spring is fited, this spring has been accumulated the required power that is used for closing movement.In order to shut with the speed of continuous rising based on spring force Men Buhui, door hinge has snubber.For this reason, be known that and use viscous liquid (for example oil) that viscous liquid is passed between two balancing gate pits.The shortcoming of known door hinge is that the sealing of complex structure and hinge is not enough, and hinge is along with passage of time is easily leaked.
Summary of the invention
Therefore, task of the present invention is to propose a kind of door hinge with bolster, and this door hinge simply and is inexpensively constructed and sealed reliably.
This task by the door hinge according to claim 1 preamble set out be resolved under the indicated feature of claim 1 combines.Favourable improvement project of the present invention is explained in the dependent claims.
The present invention comprises following technology instruction, that is: when door was opened, the mandrel that is arranged in rotationally in the housing moved the mandrel nut in the axial direction, thereby compression spring is compressed, the closing process of compression spring opposite house is assisted, and door is moved in the fastening position.At this, spring housing is formed for the first balancing gate pit of viscous liquid, and the first balancing gate pit is connected with the balancing gate pit that is positioned at mandrel nut below by passage, and wherein, valve is regulated the through-flow of viscous liquid in the passage.By the passing of viscous liquid (for example oil) between two balancing gate pits, can realize closing movement is cushioned reliably, this buffering can be adjusted by valve simply.By providing a kind of very compact and cheap door hinge with spring housing as the balancing gate pit.
By can closing bolster in order to adjusting from the lower end side operating valve of housing, and door hinge be needn't dismantle, integral sealing and compact door hinge obtained.
The compactness of door hinge and also simultaneously reliability and durability embodiment realize that in the following way that is: mandrel cooperates by screw thread each other with the mandrel nut.The scheme that is embodied as trapezoidal thread or buttless thread has realized that two members bear high load capacity.
By to mandrel in the upper area of door hinge in radial and axial supporting, the room that is used for hydraulic cushion spare is provided in housing.By the arrangement of bearing, realized the high leakproofness of door hinge simultaneously.
In preferred embodiment, bearing is as the spring bearing of compression spring, and this is because of the arranged beneath at bearing disc to be arranged, and compression spring is supported on this disc.This has also reduced the structure height of door hinge.
For the situation that door is closed with violence, the arranged beneath at mandrel in housing has the second balancing gate pit, and this second balancing gate pit can hydraulically be connected with the first balancing gate pit.Thus, can absorb load peak, thereby make door not damaged.
Be set to: the second balancing gate pit is connected with the first balancing gate pit by the passage in the mandrel for this reason.In order not get around the regulating action of valve, in passage, in the mandrel internal placement cavity with flap valve is arranged, very high load peak can only be opened and be designed to flap valve in one direction.The scheme that valve is arranged in the mandrel has realized compact structure equally, is used and assembles because preassembled mandrel can be used as element of construction with valve.
Description of drawings
Below, other improve measure of the present invention by together with by reference to the accompanying drawings the explanation of the preferred embodiments of the present invention being described in more detail.
Wherein:
Fig. 1 shows the front elevation drawing of door hinge,
Fig. 2 shows the sectional view of door hinge,
Fig. 3 shows another sectional view of door hinge.
The specific embodiment
Fig. 1 shows the front elevation drawing of the door hinge 1 with upper hinge parts 7.Door hinge 1 has housing 2, and mandrel 5 is arranged in the housing 2 rotationally.Be furnished with tenon 6 in the upper end of mandrel 5, tenon 6 for example is embodied as quadrangle, hexagon or octagon.On housing 2, also be fixed with hinge connecting sheet 3, by hinge connecting sheet 3 door hinge 1 be fixed on unshowned frame or the wall.On hinge connecting sheet 3, can process for fixing hole 4 for this reason, process in this embodiment two holes 4.Housing 2 and hinge connecting sheet 3 are integrally implemented in this embodiment, and for example by the founding materials manufacturing.Certainly two-piece type or more the embodiment of multi-piece type also be feasible.Upper hinge parts 7 are configured to be fixed on the unshowned door.For this reason, upper hinge parts 7 have with holes 9 hinge connecting sheet 10 equally.Hinge connecting sheet 10 is connected with housing 8, this also can be integrally or multi-piece type ground carry out.Be furnished with the corresponding accommodation section for tenon 6 in housing 8, it regularly, namely be connected with housing 8 un-rotatably.That is, by the rotational motion of door, mandrel 5 is in door hinge 1 interior rotation.
Conversely, naturally also upper hinge parts 7 can be connected with wall or frame regularly, and door is embedded in the accommodation section of upper hinge parts 7 by tenon 6 with door hinge 1.Based on the sealing to the moving component in the door hinge 1, scheme described above-be that the scheme that door hinge 1 is fixed on wall or the frame and upper hinge parts 7 are fixed on the door is better scheme then is because needn't be sealed down the seal of motion at this.
With reference to Fig. 2 and 3, in housing 2 inside, in circular cylindrical shell body opening 2a, mandrel 5 is supported in the upper end of mandrel 5 below tenon 6.Housing bore 2a is embodied as the blind hole with planar bottom surface, and another blind hole 2b is connected on this blind hole 2a.In this embodiment, the supporting of mandrel 5 is undertaken by rolling bearing 14, this rolling bearing 14 may be embodied as needle bearing or cylinder roller bearing, and it is inner to be arranged in housing bore 2b.Rolling bearing 14 is kept by bear box 13.In bear box 13 arranged beneath thrust disc 15 is arranged, the shoulder 5b of mandrel 5 is supported towards this thrust disc 15.Above bear box 13, dead ring 18 be arranged in housing 2 around groove in, thereby avoided bear box 13 is extruded.Dead ring 18 has prevented that simultaneously mandrel 5 from extruding from housing 2, because mandrel 5 is supported on the dead ring 18 by bear box 13 indirectly equally with shoulder 5b.Thus, mandrel 5 can only rotate.The axially-movable of mandrel 5 realizes by the supporting scheme of introducing before.Seal 16,17 is responsible in the sealability between bear box 13 and the housing 2 and is responsible for sealability between bear box 13 and mandrel 5.
Be furnished with as externally threaded screw thread 5a in the bottom of mandrel 5, screw thread 5a can be configured to trapezoidal thread or buttless thread in this embodiment.Screw thread 5a cooperates with complementary threads 11a as the internal thread of mandrel nut 11.Mandrel nut 11 is embodied as cylindrical member, and this cylindrical member axis along mandrel 5 in housing bore 2a can guide with passing.The bottom of mandrel nut 11 is placed on the smooth bottom surface of housing bore 2a.The upper end of mandrel nut 11 is configured to smooth face and separates spacing ground with disc 15 arrange, so that form the first balancing gate pit 19 between disc 15 and mandrel nut 11, is furnished with compression spring 12 in the first balancing gate pit 19.At this, compression spring 12, and is supported on the mandrel nut 11 with the other end on disc 15 with an end portion supports.
Mandrel 5 supports and supports by mandrel nut 11 in lower area by the rolling bearing 14 with bear box 13 in the upper area of door hinge 1.At this, mandrel 5 can only rotate around the longitudinal axis of oneself, i.e. radial motion, and mandrel nut 11 only can be carried out along the axially-movable of mandrel 5 axis.
If the rotation mandrel 5 by opening door, then mandrel nut 11 direction towards tenon 6 on screw thread 5a raises, and at this compression pressure spring 12.Next the merit that compression spring 2 is accumulated is responsible for making door again to close, and this is because the power of compression spring 12 is next to pressing down and make thus mandrel 5 to go back to mandrel nut 11 again.What need is for this reason, and mandrel nut 11 is fastened in housing bore 2a, with the antagonism radial rotating, and can only be in the axial direction along the axial-movement of mandrel 5.
Utilize device described above, basically introduced the function of the door hinge of spring-loaded.Buffering to closing movement realizes by hydraulic cushion spare as described below.
The first balancing gate pit 19 forms such as lower area by housing bore 2a's, and this location is between disc 15 and mandrel nut 11.Blind hole 2b in the lower member of housing 2 forms the second balancing gate pit 20.Two balancing gate pits 19,20 are connected to each other by passage 23, and passage 23 laterally runs through mandrel 5, and reach vertically the lower end side of mandrel 5 simultaneously in mandrel 5.In the zone of the lower end side of mandrel 5, be furnished with valve 21, valve 21 is configured to flap valve.For this reason, mandrel 5 has distolateral hole, and this hole formation cavity 22 and valve 21 are packed in this distolateral hole.The lower end side of mandrel 5 is constructed like this with the valve 21 of packing into, that is: the external diameter of mandrel 5 is larger than the diameter of the second balancing gate pit 20, thereby makes the second balancing gate pit 20 pass through the distolateral almost sealed of mandrel 5.The axis ground that another passage 25 is parallel to mandrel 5 processes in housing 2, and the first balancing gate pit 19 is connected with another balancing gate pit 28, and this another balancing gate pit 28 is positioned at mandrel nut 11 belows.Be furnished with valve 26 in passage 25, valve 26 is configured to control valve.At this, be loaded in the passage 25, and fastening by fastening disc 27 displacement of not expecting with antagonism in the lower end side of valve 26 access door hinges 1.By screwdriver control valve 26 as follows, that is: so that through-flow increase or the minimizing of oil in passage 25.Whole door hinge and also have mentioned balancing gate pit 19,20,28, cavity 22 and the passage 23,24,25 in all fronts to fill with oil fully.
When opening, mandrel 5 door hinge 1 inner rotation and mandrel nut 11 along screw thread 5a, 11a towards tenon 6 direction move.At this, compressed and the first balancing gate pit 19 of compression spring 12 dwindles.Oil in the first balancing gate pit 19 is transported in the balancing gate pit 28 by passage 25, and this balancing gate pit 28 increases by the axially-movable of mandrel nut 11 below its lower end side.Additional balancing gate pit 28 is connected with the second balancing gate pit 20 by passage 24.
When door is closed, compression spring 12 again with mandrel nut 11 to pressing down, so that mandrel 5 rotates.Balancing gate pit 28 dwindles and oil flows into again 19, the first balancing gate pits 19, the first balancing gate pit and increases simultaneously through passage 25.At this, the closing movement that valve 26 is regulated oil volume and opposite house is cushioned.Although close bolster when existing, but when door is closed very rapidly with violence or owing to large wind load, then valve 21 can discharge through-flow by passage 23, and allow oil directly flow into the second balancing gate pit 20 from the first balancing gate pit 19, so oil is introduced the balancing gate pit 28 by passage 24 from the second balancing gate pit 20.
Reference numerals list
1 door hinge
2 housings
The 2a housing bore
The 2b blind hole
3 hinge connecting sheets
4 holes
5 mandrels
The 5a screw thread
The 5b shoulder
The 5c hole
6 tenons
7 upper hinge parts
8 housings
9 holes
10 hinge connecting sheets
11 mandrel nuts
The 11a screw thread
12 compression springs
13 bear boxes
14 rolling bearings
15 discs
16 seals
17 seals
18 dead rings
19 first balancing gate pits
20 second balancing gate pits
21 valves
22 cavitys
23 passages
24 passages
25 passages
26 valves
27 fastening discs
28 balancing gate pits
Claims (10)
1. door hinge (1), described door hinge (1) has can be arranged in the inner mandrel (5) of housing (2) rotationally, described mandrel (5) moves mandrel nut (11) when opening in the axial direction, thus, compression spring (12) is compressed, it is characterized in that, spring housing is formed for first balancing gate pit (19) of viscous liquid, described the first balancing gate pit (19) is connected with balancing gate pit (28) by passage (25), described balancing gate pit (28) is positioned at the below of described mandrel nut (11), wherein, valve (26) is to through-flow regulated of viscous liquid in passage (25).
2. door hinge according to claim 1 (1) is characterized in that, described mandrel (5) cooperates by screw thread (5a, 11a) each other with described mandrel nut (11).
3. door hinge according to claim 1 (1) is characterized in that, in the upper area of described door hinge (1), described mandrel (5) is supported radial and axial.
4. door hinge according to claim 3 (1) is characterized in that, in the arranged beneath of bearing disc (15) is arranged, and in described disc (15) upper support compression spring is arranged.
5. door hinge according to claim 1 (1) is characterized in that, in described mandrel (5) arranged beneath the second balancing gate pit (20) is arranged in described housing (2).
6. door hinge according to claim 5 is characterized in that, described the second balancing gate pit (20) is connected with described balancing gate pit (28) by passage (24).
7. door hinge according to claim 5 is characterized in that, described mandrel (5) has cavity (22) in the zone of the lower end side of described mandrel (5), be furnished with valve (26) in described cavity (22).
8. door hinge according to claim 7, it is characterized in that, be furnished with passage (23) in described mandrel (5), described passage (23) hydraulically is connected described the first balancing gate pit (19) with described the second balancing gate pit (20) after described valve (26) is opened.
9. according to claim 7 or 8 described door hinges, it is characterized in that described valve (21) is configured to flap valve.
10. door hinge according to claim 1 is characterized in that, described valve (26) can be adjusted in the situation of not dismantling described door hinge.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE201110051695 DE102011051695A1 (en) | 2011-07-08 | 2011-07-08 | Door hinge with damping |
| DE102011051695.6 | 2011-07-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102865002A true CN102865002A (en) | 2013-01-09 |
Family
ID=46146564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210236394 Pending CN102865002A (en) | 2011-07-08 | 2012-07-09 | Door hinge with damper |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2546442A1 (en) |
| CN (1) | CN102865002A (en) |
| DE (1) | DE102011051695A1 (en) |
| TW (1) | TW201303129A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107780744A (en) * | 2016-08-31 | 2018-03-09 | 赵芬 | Angle positioning and self-closing hinge can be adjusted |
| CN107780740B (en) * | 2016-08-31 | 2020-03-31 | 赵芬 | Angle-adjustable positioning and self-closing hinge for high-sealing door |
| US10837213B2 (en) * | 2016-12-27 | 2020-11-17 | Locinox | Hydraulically damped actuator |
| EP3342965A1 (en) * | 2016-12-27 | 2018-07-04 | Locinox | Hydraulically damped, self closing hinge |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR691906A (en) * | 1930-03-14 | 1930-10-28 | Door closing device | |
| WO2000061903A1 (en) * | 1999-03-19 | 2000-10-19 | Doorsoft Co.,Ltd. | Vertical type door closer |
| KR101019780B1 (en) * | 2008-03-21 | 2011-03-04 | 김현피 | Worm internal gear and Hinge Apparatus having automatically closed and stopped door using the worm internal gear |
-
2011
- 2011-07-08 DE DE201110051695 patent/DE102011051695A1/en not_active Withdrawn
-
2012
- 2012-05-09 EP EP12003627A patent/EP2546442A1/en not_active Withdrawn
- 2012-05-25 TW TW101118657A patent/TW201303129A/en unknown
- 2012-07-09 CN CN 201210236394 patent/CN102865002A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP2546442A1 (en) | 2013-01-16 |
| DE102011051695A1 (en) | 2013-01-10 |
| TW201303129A (en) | 2013-01-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130109 |