CN102409915B - Multifunctional adjustable self-closing buffer hinge - Google Patents
Multifunctional adjustable self-closing buffer hinge Download PDFInfo
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- CN102409915B CN102409915B CN 201110252152 CN201110252152A CN102409915B CN 102409915 B CN102409915 B CN 102409915B CN 201110252152 CN201110252152 CN 201110252152 CN 201110252152 A CN201110252152 A CN 201110252152A CN 102409915 B CN102409915 B CN 102409915B
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Abstract
The invention discloses a multifunctional adjustable self-closing buffer hinge which comprises a main shaft, a flange I, a flange II, a lower end cover and an upper end cover, wherein the main shaft is provided with an elastic transmission device, a clutch and a damper; the elastic transmission device comprises a spiral spring connecting the main shaft and a turntable; the clutch comprises a turntable and a fixing sleeve in sliding fit with the main shaft; the lower end of the fixing sleeve in fixed fit with the flange II is in sliding fit with the outside of the upper end of the turntable; the turntable, the fixing sleeve and the main shaft are provided with rolling grooves and separated/combined by rotation pins; the damper consists of the main shaft, the fixing sleeve, a piston, a sliding main pin, the flange II, a flow rod and the upper end cover; the main shaft is provided with a spiral groove; the fixing sleeve is provided with a sliding groove; the lower end of the piston is in sliding fit with a center hole of the main shaft; the sliding main pin is fixed at the lower end of the piston and is in sliding fit with the spiral groove and the sliding groove; an oil storage cavity is arranged in a rotation pipe of the flange II; the flow rod fits with a center regulation hole of the piston; and a one-way valve is arranged at the upper end of the piston. In the invention, the closing damping has a self-closing function as the piston is arranged axially, an arbitrary stop section is set, and the damping is adjustable.
Description
Technical field
The invention belongs to the hinge technical field, be specifically related to the adjustable buffer hinge of a kind of self-closing.
Background technology
General hinge is comprised of main shaft and two hinges, one page sheet is contained on door, another hinge is contained on doorframe, rotates around main shaft by hinge, makes can open or close, but existing hinge in use, there are many deficiencies, although for hinge, various improvement are arranged, all have unsatisfactory part, for example
1, use merely the spring hinge of torsion spring, China Patent No. ZL200510129600 for example, name is called " damper " described hinge, this hinge continues to accelerate because the continuous action of spring tension can make the closing velocity of door, and the personnel that usually cause injure unexpectedly and doorframe is clashed into repeatedly and impaired;
2, without spring hinge, be called " without spring free door hinge " described hinge as China Patent No. ZL91216378.X name, this hinge is to utilize the door deadweight to fall after rise with automatic door-closing, this hinge is elevated at the Shi Menhui that opens the door the required power of opening the door is increased, relieving can be rotated and accumulate kinetic energy and impact because deadweight descends with the back door, the problem that also has when door is elevated easy generation and doorframe top to answer back to;
3, adopt the hinge slow-closure device, an end of slow-closure device is fixed on the wall, the other end is connected with doorframe, and this hinge slow-closure device is installed loaded down with trivial details, take up room, and appearance poor; For example China Patent No. ZL200880104382 name is called " damping unit " described hinge;
4, adopt floor spring, the application conditions limitation is large, needs to destroy ground, and can use because of the accumulation affects of dust rubbish;
5, a kind of damping unit for hinge is separately arranged, on the main shaft in rotating cylinder, rotary wings to be set, and the rotating cylinder interior separation is become two cavitys, fill with oils in cavity, when rotary wings rotates, oil is pressed to another chamber from a chamber, embed rectangular tube between rotary wings and rotating cylinder wall, rectangular tube is loosely round rotary wings, and forms arc surface in the sliding-contact of rotating cylinder inwall, along circumferentially forming the one way valve of narrow slit type, utilize one way valve to produce unidirectional damping; Its radial dimension of the damping unit of this circumferential setting need to be done very greatly, makes hinge bulky too fat to move, and installing to doorframe makes troubles and to affect impression, China Patent No. ZL03102970.1 for example, the described hinge of title " damping unit ".
The damping size of above-mentioned various hinges can not be regulated, and uses the door of this hinge or there is no function of self closing, especially can not carry out the hommizations such as speed speed and openings of sizes and regulate, and therefore decorates institute for the Modern Family of high request and does not value.
Summary of the invention
The technical issues that need to address of the present invention are, overcome the hinge of prior art or install loaded down with trivial details take up room many, or kinetic energy accumulation impacts power, or defective that can not self-closing inadequate hommization, provide a kind of have the size that can regulate restoring force and speed, can be self-closing, hinge that outside dimension is little.
The objective of the invention is to be achieved by following technical proposals: a kind of Multifunctional adjustable self-closing buffer hinge, comprise main shaft, be provided with the hinge one and hinge two, bottom end cover and upper end cover of rotating pipe, described main shaft is provided with elastic transmission device, clutch and damper, wherein:
Described elastic transmission device comprises that an end is fixedly connected with the bottom of main shaft and helical spring that the other end is connected with the rotating disk that is located at hinge one and rotates the pipe inner upper end, rotating disk is that sliding sleeve coordinates with main shaft, the main shaft bottom is oblateness/square structure, and oblateness/square opening that described oblateness/square structure utilization is located at the bottom end cover center is fixedly connected with the lower end of the rotation pipe of hinge one; Described oblateness/square structure separately is provided with breach to be connected and fixed with helical spring;
Described clutch comprises described rotating disk, fixed cover, rotational pin and main shaft; Rotating disk slides over the middle part of main shaft, and fixed cover slides over main shaft top, and the bottom cunning of fixed cover fits over the outside, upper end of rotating disk, and the fixed cover utilization is located at the internal gear secure fit of the rotation pipe inside of the external gear of outer peripheral face and hinge two; The rolling groove that the held rotational pin that twice arrange is vertically respectively arranged on the upper end of rotating disk, the lower end of fixed cover and main shaft, rotating disk utilizes rotational pin to pass through described rolling groove with fixed cover and realizes being connected; Rotational pin all is fixedly connected with helical spring two ends by embedding rolling groove on described main shaft with main shaft, thereby makes the helical spring locking; When rotating hinge for the moment, at first be that moment of torsion is passed to hinge two by bottom end cover, helical spring, rotating disk, rotational pin, fixed cover, hinge two is in stationary state because being connected with doorframe, so along with hinge one is rotated further, helical spring is constantly put aside the moment of torsion energy, makes door have the reply function of self closing; Next is to be fixedly connected with main shaft because of hinge one, when the related main shaft of hinge one goes to certain angle, the rolling groove of the rolling groove on described main shaft and described rotating disk and fixed cover is all align radially, the rolling groove that rotational pin is absorbed on main shaft is separated rotating disk and fixed cover, so helical spring disengaging effect is also locked, Men Ze is in even halted state; Thereby consist of described clutch;
Described damper is comprised of main shaft, fixed cover, piston, slip stub, hinge two, flow bar and upper end cover; Be symmetrical arranged the helicla flute that two roads are " S " font on main shaft, it is that the lift of 60 °～100 ° goes up turn section slowly that there is one section argument the spiral fluted upper end, and it is the smooth lower turn section of 0 °～15 ° that there is one section argument the spiral fluted bottom; Fixed cover is symmetrical arranged the twice sliding tray vertically, and the lower end cunning of piston fits in spindle hole, and the slip stub laterally is fixed on piston lower end and the twice helicla flute of main shaft is passed at its two ends and the twice sliding tray cunning on fixed cover is joined; The rotation pipe box of hinge two is in fixed cover and outside, piston upper end, and upper end cover is fixed on the rotation pipe upper port of hinge two, and the cavity between described rotation pipe and upper end cover and piston consists of shoe cream room; The diameter of flow bar from bottom to top progressively increases, and the flow bar of described reducing is inserted in the upper end cover center and passes shoe cream room and front end coordinates with the adjustment hole at piston center.Suitably combination arranges the fit clearance of spiral fluted lift and flow bar and adjustment hole, can obtain the different dampings that opens the door or close the door, make at different sections to be in rapid on/off or with even standstill state, and can automatic blocking at closing time.
The downside of described piston upper end is the variable-diameter structure of taper seat shape, from up to down is connected for the one way valve of forward with at least one between the upper surface of taper seat and piston.
When opening the door, hinge one dextrorotation is rotated, drive rotating disk by helical spring, utilize rotational pin to be connected with fixed cover and store the moment of torsion energy, the slip stub that is fixed on simultaneously the piston lower end due to the propulsive thrust of the sliding tray of fixed cover along the turn that makes progress of the helicla flute in main shaft, the slip stub related pushing piston of turn that makes progress moves up, the oil of piston extruding shoe cream room, and pressure oil flows through the adjustment hole at piston center and the one way valve downside toward the piston upper end; Eliminate and turn on rotational pin disengaging spiral fluted after turn section when door in the suffered external force of hinge one, due to the releasable effect of helical spring moment of torsion, make the automatic left-handed rotation of main shaft by clutch, promote the down turn of slip stub, and pull piston to move down, pressure oil is refluxed toward shoe cream room by the downside of the piston upper end adjustment hole through the piston center, this moment, one way valve was in closed condition, the resistance that oil refluxes increases severely, and therefore the resistance of closing the door is increased, and reaches soft effect of closing the door; When door will soon be closed fully, because helicla flute lower end afterbody argument is the effect of the smooth lower turn section of 0 °～15 °, makes to obtain an acceleration, thereby make door lock be subject to impact force and automatic blocking.
As preferably, screw is established at the center of described flow rod rear end, and screw is furnished with adjustment screw, and the head gear of adjustment screw is in the counterbore of upper end cover and be provided with sealing ring, and the flow bar has one section conical structure near the position of upper end.The turn adjustment screw can be adjusted the cooperation position of flow bar and described adjustment hole, because the diameter of flow bar changes, thus can the adjust flux bar and the gap length of adjustment hole, the size that also just can regulate oil flow resistance; When the conical structure of flow bar and described adjustment hole were fitted, oil flow resistance increased suddenly, and the rotation of hinge falls sharply, and door is in the slow state that stops; The damping force required due to the door with different moment of inertia is different often, just has obvious convenience so the flow bar of capable of regulating flow quantity is set.
As preferably, described flow bar from bottom to top is the inverted cone-shaped structure.
As preferably, the end diameter of described flow bar is 1.7mm, and its outside diameter is 2mm; Described adjustment hole diameter is 2mm.
As preferably, described fixed cover is established sealing ring between the rotation pipe of following position, described sliding tray lower end and hinge two; Establish sealing ring between the rotation pipe of described piston rear end section and hinge two; Establish sealing ring between the rotation pipe of the bottom of described upper end cover and hinge two.Above-mentioned three places arrange sealing ring, and the oil miscarriage at position is given birth to and revealed below prevent from flowing through described shoe cream room and piston.
As preferably, the periphery of described rotating disk is middle three sections larger cylindric hierarchic structures, the hypomere of rotating disk is fixedly connected with described helical spring, and the epimere cunning of rotating disk fits between main shaft and fixed cover and establishes vertically symmetrical twice rolling groove, respectively is combined with a rotational pin in rolling groove.
As preferably, the rolling groove on described rotating disk and the rolling groove on main shaft, both subtended angles are 85 ° when hinge is closed; Described spiral fluted revolution argument is 180 °.
As preferably, be lined with wear washer between described hinge one and hinge two, wear washer is enclosed within outside fixed cover.
As preferably, position, described rotating disk stage casing has three places to be provided with screw hole, and wherein the first place is that position, all the other two places of axially aligning mutually with described helicla flute lower end edge are positioned at hinge one switched in opposite and with the subtended angle of described the first lock screw hole site, place and are respectively the position of 85 ° and 180 °; Be provided with counterbore with the screw hole at described the first place radially corresponding position on main shaft, described radially corresponding position refer to when the described rolling groove of main shaft, rotating disk and fixed cover radially during all align on main shaft with residing position; Is furnished with lock screw in screw hole.The counterbore that the lock screw precession is headed on main shaft can make the hinge locking, select different screw hole to make hinge be in different subtended angle states, locking is convenient to pack accumulating when 0 ° of subtended angle, and locking is convenient to install during with 85 ° or 180 ° of subtended angles and is tightened hold-down screw and doorframe debugging maintenance.
The invention has the beneficial effects as follows:
1, piston being set vertically closes the door damping with generation and can not raise door, needn't strengthen hinge and rotate the pipe diameter;
2, has automatic closing function;
3, be provided with even pause section, be convenient to carry large part apparatus equipment etc. and in particular cases open the gate wide;
4, unidirectional damping, flow is adjustable, moment of torsion can be set, applicability is wide, has the reasonable safe closing speed of hommization, can guarantee safety;
5, have lock function, be convenient to hinge installation, convenient for maintaining, good looking appearance;
6, can carry out speed and the closed slow mouthful adjusting of stopping according to various use occasion.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the present invention, and in figure, hinge one, hinge two and bottom end cover are removed;
Fig. 2 is hinge one right rotation when crossing 85 °, and the position view of the part of relevant action wherein moves on piston, and the slip stub moves to the upper end from the sliding tray lower end of fixed cover;
Fig. 3 is hinge one right rotation when crossing 180 °, the position view of the part of relevant action;
Fig. 4 is that the fixed cover of the embodiment of the present invention coordinates schematic diagram with main shaft;
Fig. 5 is that the rotating disk of the embodiment of the present invention coordinates schematic diagram with rotational pin and lock screw;
Fig. 6 is that the piston of an embodiment of the present invention coordinates schematic diagram with flow bar and adjustment screw.
Profile schematic diagram when Fig. 7 is the hinge closure;
Fig. 8 is the profile schematic diagram of hinge subtended angle when being 85 °;
Fig. 9 is the profile schematic diagram of hinge subtended angle when being 180 °;
Figure 10 is the one-way valve structures schematic diagram;
Figure 11 is that another kind of embodiment helical groove structure launches schematic diagram.
In figure, main shaft 1; Right angle type breach 11; Helicla flute 12; Upper turn section 121; Lower turn section 122; Centre bore 13; Counterbore 14; Hinge 1; Bottom end cover 21; Hinge 23; Upper end cover 31; Elastic transmission device 4; Helical spring 41; Rotating disk 42; Screw hole 421; Lock screw 422; Clutch 5; Fixed cover 51; External gear 511; Sliding tray 512; Rotational pin 52; Damper 6; Piston 61; Adjustment hole 611; Slip stub 62; Flow bar 63; Conical structure 631; Adjustment screw 64; One way valve 7; Valve seat 71; Steel ball 72; Back-moving spring 73; Screwed pipe 74; Wear washer 8.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing and specific embodiments.
Embodiment 1: as shown in Fig. 1～3, a kind of Multifunctional adjustable self-closing buffer hinge, comprise main shaft 1, be provided with the hinge 1 and hinge 23, bottom end cover 21 and upper end cover 31 of rotating pipe, main shaft 1 is provided with elastic transmission device 4, clutch 5 and damper 6, wherein:
Elastic transmission device 4 comprises that an end is fixedly connected with the bottom of main shaft 1 and helical spring 41 that the other end is connected with the rotating disk 42 that is located at hinge 1 and rotates the pipe inner upper end, rotating disk 42 and main shaft 1 are for being slidably matched, main shaft 1 bottom is oblate structure, and the oblate hole that oblate structure utilization is located at bottom end cover 21 centers is fixedly connected with the lower end that hinge 1 is rotated pipes; Described oblate structure is provided with right angle type breach 11 to be connected and fixed with helical spring 41 lower ends.
damper 6 is comprised of main shaft 1, fixed cover 51, piston 61, slip stub 62, hinge 23, flow bar 63 and upper end cover 31, be symmetrical arranged the helicla flute 12 that two roads are " S " font on main shaft 1, it is that the lift of 60 °～100 ° goes up turn section 121 slowly that there is one section argument the upper end of helicla flute 12, and it is the smooth lower turn section 122 of 0 °～15 ° that there is one section argument the bottom of helicla flute 12, fixed cover is symmetrical arranged twice sliding tray 512 vertically, the lower end cunning of piston 61 fits in main shaft 1 centre bore 13, slip stub 62 laterally is fixed on sliding the joining of sliding tray 512 on the helicla flute 12 that piston 61 bottoms and its two ends passes main shaft 1 and fixed cover 51, the rotation pipe box of hinge 23 is in fixed cover 51 and piston 61 outsides, upper ends, upper end cover 31 is fixed on the rotation pipe upper port of hinge 23, the cavity that rotates between pipe and upper end cover 3 and piston 61 consists of shoe cream room, the diameter of flow bar 63 from bottom to top progressively increases, the flow bar 63 of reducing is inserted in the upper end cover centre bore and passes shoe cream room and front end coordinates with the adjustment hole 611 at piston 61 centers, suitably combination arranges the fit clearance of spiral fluted lift and flow bar and adjustment hole, can obtain the different dampings that opens the door or close the door, make at different sections to be in rapid on/off or with even standstill state, and can automatic blocking at closing time.
The downside of piston 61 upper ends is the variable-diameter structure of taper seat shape, from up to down be connected for the one way valve 7 of forward with one between the upper surface of taper seat and piston, one way valve 7 fits over piston 61 upper ends by valve seat 71, steel ball 72, back-moving spring 73 and screwed pipe 74 and consists of, screwed pipe 74 is as return spring holder, be oil circuit in the middle of screwed pipe, as shown in figure 10.
When opening the door, hinge one 2 dextrorotation are rotated, drive rotating disk 42 by helical spring 41, utilize rotational pin 52 to be connected with fixed cover 51 and store the moment of torsion energy, the slip stub 62 that is fixed on simultaneously piston 61 lower ends due to the propulsive thrust of the sliding tray 512 of fixed cover 51 along the helicla flute 12 upwards turns in main shaft, the slip stub 62 upwards related pushing piston 61 of turn moves up, the oil of piston 61 extruding shoe cream rooms, pressure oil flows through the adjustment hole 611 at piston center and one way valve 7 downside toward the piston upper end; After the suffered external force of hinge 1 is eliminated and is turned to the upper turn section of rotational pin disengaging helicla flute 12 when door, due to the releasable effect of the moment of torsion of helical spring 41, make the automatic left-handed rotation of main shaft 1 by clutch 5, promote the 62 down turns of slip stub, and pull piston 61 to move down, pressure oil is refluxed toward shoe cream room by the downside of the piston upper end adjustment hole 611 through the piston center, this moment, one way valve 7 was in closed condition, the resistance that oil refluxes increases severely, therefore the resistance of closing the door is increased, reach soft effect of closing the door; When door will soon be closed fully, because helicla flute lower end afterbody argument is the effect of the smooth lower turn section of 0 °～15 °, makes to obtain an acceleration, thereby make door lock be subject to impact force and automatic blocking.
Screw is established at the center of flow bar 63 rear ends, and screw is furnished with adjustment screw 64, and the head gear of adjustment screw 64 is in the counterbore of upper end cover 31 and be provided with sealing ring, and flow bar 63 has one section conical structure 631 near the position of upper end.Turn adjustment screw 64 can be adjusted the cooperation position of flow bar 63 and adjustment hole 611, because the diameter of flow bar 63 changes, thus can the adjust flux bar and the gap length of adjustment hole, the size that also just can regulate oil flow resistance; When the conical structure 631 of flow bar was fitted with described adjustment hole 611, oil flow resistance increased suddenly, and the rotation of hinge falls sharply, and door is in the slow state that stops; The damping force required due to the door with different moment of inertia is different often, just has convenience so the flow bar 63 of capable of regulating flow quantity is set, as shown in Figure 6.
Fixed cover 51 below sliding tray 512 lower ends the position and the rotation pipe of hinge 23 between establish sealing ring; Establish sealing ring between the rotation pipe of described piston rear end section and hinge two; Establish sealing ring between the rotation pipe of the bottom of described upper end cover and hinge two.Above-mentioned three places arrange sealing ring, and the oil miscarriage at position is given birth to and leaked below prevent from flowing through described shoe cream room and piston.
The periphery of rotating disk 42 is middle three sections larger cylindric hierarchic structures, the hypomere of rotating disk is fixedly connected with described helical spring, the epimere cunning of rotating disk fits between main shaft and fixed cover and establishes vertically symmetrical twice rolling groove, respectively is combined with a rotational pin 52 in rolling groove, as shown in Figure 5.
When hinge was closed, the rolling groove on rotating disk and the subtended angle between the two of the rolling groove on main shaft were 85 °; The maximum revolution argument of described helicla flute 12 is 180 °.
Be lined with wear washer 8 between hinge 1 and hinge 23, wear washer 8 is enclosed within fixed cover 51 outsides, as shown in Figure 7.
Position, rotating disk stage casing has three places to be provided with screw hole 421, and wherein the first place is that position, all the other two places of axially aligning mutually with described helicla flute lower end edge are positioned at hinge one switched in opposite and with the subtended angle of described the first lock screw hole site, place and are respectively the position of 85 ° and 180 °; Be provided with counterbore 14 with the screw hole at described the first place radially corresponding position on main shaft, described radially corresponding position refer to when main shaft 1, rotating disk 42 and the described rolling groove of fixed cover 51 radially during all align on main shaft 1 with residing position; Is furnished with lock screw 422 in screw hole 421.The counterbore 14 that the lock screw precession is headed on main shaft can make the hinge locking, select different screw hole to make hinge be in different subtended angle states, be convenient to pack accumulating when locking and 0 ° of subtended angle, locking is convenient to install during with 85 ° or 180 ° of subtended angles and is tightened hold-down screw and doorframe debugging maintenance, as shown in Fig. 4,8,9.
Embodiment 2: the helicla flute on main shaft 1 is that the position of 5 °～10 ° has one section inflection circle segmental arc 121 at distance bottom revolution argument, and the lift of this inflection circle segmental arc is less than the lift at all the other positions of helicla flute; Because inflection circle segmental arc lift is little, make stub the relatively moving in this inflection circle segmental arc of sliding at closing time be accelerated, this acceleration impels and to obtain the effect that local assault power reaches the door lock automatic locking, as shown in figure 11.
Claims (8)
1. a Multifunctional adjustable self-closing buffer hinge, comprise main shaft, be provided with the hinge one and hinge two, bottom end cover and upper end cover of rotating pipe, it is characterized in that, described main shaft is provided with elastic transmission device, clutch and damper, wherein:
Described elastic transmission device comprises that an end is fixedly connected with the bottom of main shaft and helical spring that the other end is connected with the rotating disk that is located at hinge one and rotates the pipe inner upper end, rotating disk is that sliding sleeve coordinates with main shaft, the main shaft bottom is oblateness/square structure, and oblateness/square opening that described oblateness/square structure utilization is located at the bottom end cover center is fixedly connected with the lower end of the rotation pipe of hinge one; Described oblateness/square structure separately is provided with breach to be connected and fixed with helical spring;
Described clutch comprises described rotating disk, fixed cover, rotational pin and main shaft; Rotating disk slides over the middle part of main shaft, and fixed cover slides over main shaft top, and the bottom cunning of fixed cover fits over the outside, upper end of rotating disk, and the fixed cover utilization is located at the internal gear secure fit of the rotation pipe inside of the external gear of outer peripheral face and hinge two; The rolling groove that the held rotational pin that twice arrange is vertically respectively arranged on the upper end of rotating disk, the lower end of fixed cover and main shaft, rotating disk utilizes rotational pin to pass through described rolling groove with fixed cover and realizes being connected; Rotational pin all is fixedly connected with helical spring two ends by embedding rolling groove on described main shaft with main shaft, thereby makes the helical spring locking;
Described damper is comprised of main shaft, fixed cover, piston, slip stub, hinge two, flow bar and upper end cover; Be symmetrical arranged the helicla flute that two roads are " S " font on main shaft, it is that the lift of 60 °～100 ° goes up turn section slowly that there is one section argument the spiral fluted upper end, and it is the smooth lower turn section of 0 °～15 ° that there is one section argument the spiral fluted bottom; Fixed cover is symmetrical arranged the twice sliding tray vertically, and the lower end cunning of piston fits in spindle hole, and the slip stub laterally is fixed on piston lower end and the twice helicla flute of main shaft is passed at its two ends and the twice sliding tray cunning on fixed cover is joined; The rotation pipe box of hinge two is in fixed cover and outside, piston upper end, and upper end cover is fixed on the rotation pipe upper port of hinge two, and the cavity between described rotation pipe and upper end cover and piston consists of shoe cream room; The diameter of flow bar from bottom to top progressively increases, and the flow bar of described reducing is inserted in the upper end cover center and passes shoe cream room and front end coordinates with the adjustment hole at piston center;
The downside of described piston upper end is the variable-diameter structure of taper seat shape, from up to down is connected for the one way valve of forward with at least one between the upper surface of taper seat and piston.
2. Multifunctional adjustable self-closing buffer hinge according to claim 1, it is characterized in that, screw is established at the center of described flow rod rear end, screw is furnished with adjustment screw, the head gear of adjustment screw is in the counterbore of upper end cover and be provided with sealing ring, and the flow bar has one section conical structure near the position of upper end.
3. Multifunctional adjustable self-closing buffer hinge according to claim 1 and 2, is characterized in that, described flow bar from bottom to top is the inverted cone-shaped structure.
4. Multifunctional adjustable self-closing buffer hinge according to claim 1 and 2, is characterized in that, described fixed cover is established sealing ring between the rotation pipe of following position, described sliding tray lower end and hinge two; Establish sealing ring between the rotation pipe of described piston rear end section and hinge two; Establish sealing ring between the rotation pipe of the bottom of described upper end cover and hinge two.
5. Multifunctional adjustable self-closing buffer hinge according to claim 1 and 2, it is characterized in that, the periphery of described rotating disk is middle three sections larger cylindric hierarchic structures, the hypomere of rotating disk is fixedly connected with described helical spring, the epimere cunning of rotating disk fits between main shaft and fixed cover and establishes vertically symmetrical twice rolling groove, respectively is combined with a rotational pin in rolling groove.
6. Multifunctional adjustable self-closing buffer hinge according to claim 5, is characterized in that, the rolling groove on described rotating disk and the rolling groove on main shaft, and both subtended angles are 85 ° when hinge is closed; Described spiral fluted revolution argument is 180 °.
7. Multifunctional adjustable self-closing buffer hinge according to claim 1 and 2, is characterized in that, is lined with wear washer between described hinge one and hinge two, and wear washer is enclosed within outside fixed cover.
8. Multifunctional adjustable self-closing buffer hinge according to claim 3, is characterized in that, the end diameter of described flow bar is 1.7mm, and its outside diameter is 2mm; Described adjustment hole diameter is 2mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110252152 CN102409915B (en) | 2011-08-30 | 2011-08-30 | Multifunctional adjustable self-closing buffer hinge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110252152 CN102409915B (en) | 2011-08-30 | 2011-08-30 | Multifunctional adjustable self-closing buffer hinge |
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| CN102409915A CN102409915A (en) | 2012-04-11 |
| CN102409915B true CN102409915B (en) | 2013-11-06 |
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|---|---|---|---|---|
| CN104895436A (en) * | 2015-06-08 | 2015-09-09 | 潘约章 | Multifunctional hydraulic buffer hinge |
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| CN103967367B (en) * | 2013-01-24 | 2016-08-17 | 陈政 | A kind of buffered gate folding |
| CN103266823B (en) * | 2013-05-21 | 2016-07-06 | 宁波市五角阻尼股份有限公司 | A kind of screw type hydraulic hinge |
| WO2017196113A1 (en) * | 2016-05-12 | 2017-11-16 | 퍼스트클로저 주식회사 | Closer apparatus |
| CN106437380B (en) * | 2016-08-15 | 2022-12-09 | 广东联迅精密制造有限公司 | Buffering hinge that resets of pause function is opened in area |
| CN106761082B (en) * | 2016-12-22 | 2018-07-27 | 温州瓯海利尔达五金制品有限公司 | A kind of spiral buffer hinge |
| CN108343333B (en) * | 2018-03-09 | 2019-08-30 | 温州职业技术学院 | A kind of hydraulic hinge |
| CN112343442A (en) * | 2020-11-05 | 2021-02-09 | 陈云 | Take clutching mechanism's buffering hinge |
| CN113898263B (en) * | 2021-10-11 | 2023-05-23 | 苏世博（南京）减振系统有限公司 | Passenger car tail-gate anti-drop protection device |
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| GB2340177A (en) * | 1998-08-01 | 2000-02-16 | Jong Bok Jang | Hydraulic automatic shock absorbing hinge |
| CN2709605Y (en) * | 2004-02-20 | 2005-07-13 | 施有信 | Hinge automatic chosing door |
| CN101641486A (en) * | 2007-02-15 | 2010-02-03 | 日东工器株式会社 | Door closer |
| CN201802202U (en) * | 2010-03-18 | 2011-04-20 | 伍肇坚 | Self-closing door hydraulic buffering hinge |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104895436A (en) * | 2015-06-08 | 2015-09-09 | 潘约章 | Multifunctional hydraulic buffer hinge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102409915A (en) | 2012-04-11 |
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