CN110512973A - A kind of adjustable cushioning cabinet door hinge - Google Patents
A kind of adjustable cushioning cabinet door hinge Download PDFInfo
- Publication number
- CN110512973A CN110512973A CN201910891672.9A CN201910891672A CN110512973A CN 110512973 A CN110512973 A CN 110512973A CN 201910891672 A CN201910891672 A CN 201910891672A CN 110512973 A CN110512973 A CN 110512973A
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- Prior art keywords
- cam
- door
- hinge
- head
- door frame
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- 238000007789 sealing Methods 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 230000033001 locomotion Effects 0.000 claims abstract description 18
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 16
- 238000013016 damping Methods 0.000 claims abstract description 9
- 239000003921 oil Substances 0.000 claims description 30
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 239000006071 cream Substances 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 8
- 230000006870 function Effects 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 238000009987 spinning Methods 0.000 claims description 4
- 230000009711 regulatory function Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 230000003139 buffering effect Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D11/00—Additional features or accessories of hinges
- E05D11/10—Devices for preventing movement between relatively-movable hinge parts
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D3/00—Hinges with pins
- E05D3/02—Hinges with pins with one pin
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D5/00—Construction of single parts, e.g. the parts for attachment
- E05D5/02—Parts for attachment, e.g. flaps
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D5/00—Construction of single parts, e.g. the parts for attachment
- E05D5/10—Pins, sockets or sleeves; Removable pins
- E05D5/14—Construction of sockets or sleeves
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D7/00—Hinges or pivots of special construction
- E05D7/0009—Adjustable hinges
- E05D7/0018—Adjustable hinges at the hinge axis
-
- 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
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Abstract
The invention discloses a kind of adjustable cushioning cabinet door hinge, a force adjustment transmission component and cam damper assembly are closed by cylinder barrel sealing and is socketed into one at as closing a damping due to rotation component；It closes a force adjustment transmission component to be fixed in door leaf hinge, and is equipped with the rectangle pressure spring for being used to adjust a dynamics of closing, closes a dynamics adjusting screw；Cam damper assembly is arranged in door frame hinge, and is equipped with and closes the cam case of a damping action, turning cam, cam straight pin, closes a speed adjusting screw；By the transformation of forms of motion, converts the rotary motion of switch gate to the axial revolution curvilinear motion of turning cam, form automatic damping under rectangle pressure spring and hydraulic oil collective effect and close door.Its main feature is that: with automatic door-closing, close a dynamics and speed it is adjustable and open the door after positioning function, do not need using traditional door-inhale；Slowing down for switch gate speed is realized, is prevented when switch gate because generating vibration without buffering and damaging door leaf, to improve the service life of door.
Description
Technical field
The present invention relates to a kind of cabinet hinge of mechanical equipment more particularly to a kind of adjustable cushioning cabinet door hinges.
Background technique
In the cabinet door of some heavy mechanical equipments, cabinet door hinge connection is generally used between doorframe and door leaf, it is common
It is directly connected by door-hinge between the door frame hinge and door leaf hinge of cabinet door hinge, is directly opened the door, closed the door, need conventional door
Cooperation is inhaled to reach buffering and positioning function.Some high-end cabinet door hinges have the hinge of automatic door-closing function, door leaf
Rotary motion is changed into the linear motion of plunger, is mutually to be engaged by the plunger rod with pin thread with threaded plunger, in yin
The outside cylinder of screw thread, which processes straight-tooth and the door leaf page inner tube of speed-regulating hinge, also straight-tooth, and two straight-tooth are engaged its radially fixed axial direction
Sliding.But there are defects below for it: enabling great efforts are closed speed and are unable to adjust；Friction between part is easy to produce iron
Bits cause moving component to damage；Intermediate cannot stablize that open the door stops at a certain fixed position.
Summary of the invention
The present invention is for drawbacks described above existing for existing cabinet door hinge, and it is more comprehensively adjustable slow to provide a kind of function
Rush cabinet door hinge.
To achieve the above object, the scheme that the present invention takes is:
A kind of adjustable cushioning cabinet door hinge, characterized in that it includes:
Door frame hinge, for connecting doorframe, it includes doorframe rotary sleeve and doorframe fixed plate, and doorframe rotary sleeve is tubulose knot
Structure, doorframe fixed plate are square plate structure, and doorframe fixed plate is equipped with several counterbores for the fixed door frame hinge of screw, and doorframe is solid
Fixed board is engaged on doorframe rotary sleeve side；
Door leaf hinge, for connecting door leaf, it includes door leaf rotary sleeve and door leaf fixed plate, and door leaf rotary sleeve is tubulose knot
Structure, door leaf fixed plate are square plate structure, and door leaf fixed plate is equipped with several counterbores for the fixed door leaf hinge of screw, and door leaf is solid
Fixed board is engaged on door leaf rotary sleeve side；
A damping due to rotation component is closed, it is slow when being closed for being connected in series between door leaf hinge and door frame hinge up and down and generating
Speed is eaten up part of, is set in doorframe rotary sleeve and door leaf rotary sleeve, it includes cylinder barrel, with close a dynamics regulatory function closes door
Force adjustment transmission component and the cam damper assembly for closing a speed regulation function；A force adjustment transmission component setting is closed to revolve in doorframe
In shaft set, cam damper assembly is arranged in door leaf rotary sleeve；It closes a force adjustment transmission component and cam damper assembly passes through
Cylinder barrel sealing is socketed into one；Wherein,
Closing a force adjustment transmission component includes that a dynamics of closing adjusts nut cap, door frame hinge plug, interior hexagonal flush end holding screw, closes a tune
Power straight pin, rectangle pressure spring, closes dynamics adjusting screw, needle bearing, bearing race, a steel ball at hinge shaft；
The head of door leaf rotary sleeve is arranged in door frame hinge plug, and exposes from the head of door leaf rotary sleeve, closes a dynamics tune
Section nut cap is covered on door frame hinge plug from the head exposed portion from door leaf rotary sleeve；The inside of door frame hinge plug is in axial direction
Empty notch hole, the head of hinge shaft are equipped with the matched fixed pan notch of notch hole with door frame hinge plug, hinge
The fixed pan notch of shaft protrudes into the notch hole of door leaf hinge plug；Door frame hinge plug side is equipped with and is arranged radially
Hinge plug screw thread pin hole, the head of door leaf rotary sleeve also is provided with rotation corresponding with the matching of door frame hinge plug threaded hole site
Shaft external threading pin hole；Interior hexagonal flush end holding screw is screwed onto door frame hinge plug screw thread pin hole and rotary sleeve screw thread pin hole
In, and the hinge shaft extending into door frame hinge plug is locked；
It is equipped with the long cotter way being axially arranged in the middle part of hinge shaft, closes a force adjustment straight pin and is arranged in long cotter way；Roller cup
On the head of hinge shaft, by the rear side of straight pin；Bearing race is covered against needle bearing and long cotter way in hinge shaft
The end at head, roller cup and the bearing race place of contacting with each other is equipped with the steel ball deep gouge for accommodating steel ball, and steel ball is rollably
It is arranged between the steel ball deep gouge of both roller cup and bearing race；The head end of rectangle pressure spring abuts and closes a force adjustment cylinder guide
In the middle and back of hinge shaft；The tail portion of hinge shaft is equipped with circumferentially distributed external splines, and external splines is from rectangle pressure spring tail end
Expose；The axial threaded hole being connected with long cotter way is equipped with inside the head of hinge shaft；The head of hinge shaft is in long cotter way
Side is equipped with rotating shaft sealing slot, is equipped in rotating shaft sealing slot by the O-ring seals of gap sealing between needle bearing and hinge shaft；
Needle bearing periphery is equipped with bearing seal slot, and bearing seal slot is equipped with O-ring seals；
A dynamics adjusting screw periphery is closed equipped with the matched external screw thread of axial threaded hole with hinge shaft, a dynamics is closed and adjusts a spiral shell
Silk head is equipped with Hexagon hole, closes a dynamics adjusting screw and is screwed onto the axial threaded hole of hinge shaft, closes a dynamics
The tail portion of adjusting screw, which is held out against, closes a force adjustment straight pin, by closing a Hexagon hole for dynamics adjusting screw, can be operated and closes door
The rotation of dynamics adjusting screw, when close a dynamics adjusting screw constantly compresses close a force adjustment straight pin when, close a force adjustment straight pin general
The compression of rectangle pressure spring；
Cam damper assembly includes door frame hinge plug, cam case, turning cam, cam straight pin, roller, cam fuse, closes door
Speed adjusting screw, red needle close speed adjusting a nut cap, elastic spring；
Turning cam is circular tube structure, and the head of turning cam is equipped with closing in ring, and outside is equipped with seal groove, turning cam
Lateral tail be equipped with seal groove, the head inner wall of turning cam is longitudinally equipped with internal spline；Turning cam side wall is equipped with 2 solids
Symmetrical cam rail, 2 cam rails spiral up from turning cam tail portion along turning cam side wall；Turning cam is movable
The forward interior of cam case is arranged in ground；
Cam case is tubular structure, and cam case is equipped with side wall close to head position and is equipped with 2 cam case pin holes being oppositely arranged, convex
It takes turns straight pin and passes through cam rail setting in cam case pin hole, roller is tubular structure, and roller is rotationally covered in cam circle
On pin；Cam fuse nesting is located at the tail portion of turning cam, and cam case tail portion is equipped with shoe cream room, shoe cream room be turning cam and
The space formed inside cam case between door frame hinge plug, shoe cream room is interior to be equipped with hydraulic oil；
The oil return hole passed through for the syringe needle of red needle is equipped at the axle center of cam fuse, cam fuse is equipped with opening beside oil return hole
Ball circular groove upward, interior be equipped with of ball circular groove can be equipped with oil valve hole in movable valve pearl, ball circular groove lower part in ball circular groove；
The head of door frame hinge plug is arranged with the tail portion of cam case, and seal groove is equipped on the outside of the head of door frame hinge plug, and doorframe closes
The head half portion inside center of page plug is equipped with axial threaded hole, and the tail half portion inside center of door frame hinge plug is equipped with sealing hole, axial
Threaded hole is communicated with sealing hole, and annular retaining ring slot is equipped with inside the tail portion of door frame hinge plug；
A speed adjusting screw periphery is closed equipped with the matched external screw thread of axial threaded hole with door frame hinge plug, speed is closed and adjusts
The head of screw is equipped with Hexagon hole, and the head periphery for closing a speed adjusting screw, which is equipped with, closes a speed regulation seal groove, closes door
It adjusts the speed seal groove seal groove and is equipped with O-ring seals；Close the axial threaded hole that a dynamics adjusting screw is screwed onto door frame hinge plug
In sealing hole, elastic spring, which is arranged in the annular retaining ring slot of door frame hinge plug, will close a dynamics adjusting screw and limit；
It closes at the tail portion axle center of a dynamics adjusting screw and is equipped with the fixed slot of red needle；By closing a Hexagon hole for speed adjusting screw i.e.
It can operate and close a speed adjusting screw rotation；
Red needle has a cylindrical fixed part, and the fixed part spinning of red needle is fixed on that close a red needle for dynamics adjusting screw solid
To determine in slot, the needle body of red needle is stretched out from a dynamics adjusting screw head is closed, when door leaf hinge is in close state, red needle
Needle body is extend into the oil return hole of cam fuse, and when door leaf hinge is in full open position, the needle body of red needle is from cam core
It is detached from the oil return hole of son；
The external splines of hinge shaft tail portion is extended longitudinally into the internal spline of turning cam head inner wall and is engaged with each other, external splines and
It can be with axial relative movement between internal spline；The tail end of rectangle pressure spring is set on the closing in ring on turning cam head；Cylinder barrel
Head be arranged inside door leaf rotary sleeve, cylinder barrel head covers on needle bearing and by rectangle compression spring sleeve in cylinder barrel, cylinder
O-ring seals are equipped between cylinder and needle bearing；Cylinder barrel tail portion covers on the head of door frame hinge plug, and cam case is covered in cylinder barrel
It is interior, O-ring seals are equipped between cylinder barrel and door frame hinge plug.I.e. the both ends of cylinder barrel are stuck in both ends hinge plug (door leaf by spinning
Hinge plug and door frame hinge plug) groove in, by O-ring seals by hydraulic seal in cylinder barrel, prevent hydraulic oil excessive.
As an improvement of the above scheme, flange-type bearing is arranged with outside the cylinder barrel, flange-type bearing is nested in door leaf rotation
The tail end of shaft set.Doorframe rotary sleeve and door leaf rotary sleeve are separated from each other by flange-type bearing, can prevent doorframe from revolving
Shaft set and door leaf rotary sleeve premature abrasion due to relative rotary motion, improve service life.
As an improvement of the above scheme and illustrate, the eccentric part inside the door frame hinge plug beside axial threaded hole is set
There is magnet opening, magnet opening is equipped with the cylinder-shaped magnet for attracting the iron filings of hydraulic oil.Iron in the adsorbable hydraulic oil of cylinder-shaped magnet
Bits carry out providing a clean environment for each moving component of the inside.
As a further improvement of the foregoing solution and illustrate, the cam rail of the turning cam is used as equipped with two-stage to be opened
The arc groove of door positioning, respectively corresponds as 150 ° and 90 °.Arc groove makes to open the door, and door leaf passes through this adjustable cushioning cabinet door
Hinge is located in the position that open angle is 150 ° and 90 °.
As a further illustration of the above scheme, preferably, the oil return hole both ends of the cam fuse are equipped with interior heavy lead angle.
Working principle: a force adjustment transmission component and cam damper assembly are closed by cylinder barrel sealing and is socketed into one, forms fortune
The transformation of dynamic form is converted into the axial revolution curvilinear motion of turning cam that is, by the rotary motion of switch gate.Namely door leaf closes
Page is rotated by closing the hinge shaft in a force adjustment transmission component, is rotated with the turning cam in moving cam damper assembly, due to
By the cam straight pin and roller position-limiting action being fixed in cam case when turning cam rotates, turning cam can only be along convex
It takes turns guide groove and makees axial rotary motion, stroke is elongated, under rectangle pressure spring and hydraulic oil collective effect, forms turning cam movement
Resistance, to realize that the speed of switch gate movement slows down.
By upper aforementioned it is found that compared with the existing technology, the invention has the advantages that it is compact-sized, scientific, have and closes automatically
Door, close a dynamics and speed it is adjustable and open the door after positioning function, do not need using traditional door-inhale；Using turning for forms of motion
Become, convert the rotary motion of switch gate to the axial revolution curvilinear motion of turning cam, realize slowing down for switch gate speed,
Prevent when switch gate the magnet because generating vibration without buffering and damaging door leaf, equipped with absorption iron filings that can protect movement portion
Part, to improve the service life of door.It is whole creative good, there is unexpected technical effect, compared with the prior art, tool
There are substantive distinguishing features and progress；With very big promotional value.
Detailed description of the invention
With reference to the accompanying drawing and specific implementation method, the present invention and its advantageous effects are carried out further specifically
It is bright.
Fig. 1 is the perspective view of adjustable cushioning cabinet door hinge of the invention.
Fig. 2 is the main view of Fig. 1.
Fig. 3 is the exploded view of Fig. 2.
Fig. 4 is the right view of Fig. 2.
Fig. 5 is the left view of Fig. 2.
Fig. 6 is the sectional view along A-A of Fig. 5 (adjustable cushioning cabinet door hinge is in close state).
Fig. 7 is to close a cross-sectional view for damping due to rotation component.
Fig. 8 is the cross-sectional view for closing a force adjustment transmission component and cam damper assembly connection status.
Fig. 9 is to close a cross-sectional view for force adjustment transmission component.
Figure 10 is the cross-sectional view of cam damper assembly.
Figure 11 is to close a stereogram exploded view for force adjustment transmission component.
Figure 12 is the stereogram exploded view of cam damper assembly.
Figure 13 is the stereogram exploded view of Fig. 1.
Figure 14 is that adjustable cushioning cabinet door hinge is in 180 ° of full open positions.
Figure 15 is the left view of Figure 14.
Figure 16 is Figure 15 in 150 ° of opening state figures.
Figure 17 is Figure 15 in 90 ° of opening state figures.
Figure 18 is the perspective view of hinge shaft.
Figure 19 is the longitudinal sectional view of Figure 18.
Figure 20 is the perspective view of turning cam.
Figure 21 is the longitudinal sectional view of Figure 20.
Figure 22 is the main view of cam fuse.
Figure 23 is the perspective view of Figure 22.
Figure 24 is to close a perspective view for speed adjusting screw.
Figure 25 is to close a main view for speed adjusting screw.
Figure 26 is that Figure 10 does not install turning cam and closes structure sectional view when speed adjusts nut cap.
Figure 27 is the left view of Figure 26.
Figure 28 is the exploded view of Figure 26.
The curve graph that the guide groove that Figure 29 is Figure 20 is unfolded.
Description of symbols: 1- door frame hinge, 2- door leaf hinge, 3- close a damping due to rotation component, and 4- closes a force adjustment
Transmission component, 5- cam damper assembly, 6- flange-type bearing, 7- shoe cream room, 8- hydraulic oil；10- closes a speed tune
Save nut cap, 11- doorframe rotary sleeve, 12- doorframe fixed plate；20- closes a dynamics and adjusts nut cap, 21- door leaf rotary shaft
It covers, 22- door leaf fixed plate, 23- door leaf hinge plug, hexagonal flush end holding screw in 24-；30- cylinder barrel, 31-O shape are close
Seal, 32- axial threaded hole；41- closes a force adjustment straight pin, and 42- closes a dynamics adjusting screw, 43- hinge shaft,
44- rectangle pressure spring, 45- needle bearing, 46- steel ball, 47- bearing race, 49- steel ball deep gouge, 4a- external splines,
4b- bearing seal slot, 4c- long cotter way, 4d- rotating shaft sealing slot；50- door frame hinge plug, 51- cam case, 52- are convex
Wheel fuse, 53- turning cam, 54- cam straight pin, 55- roller, 56- red needle, 57- close speed and adjust a spiral shell
Silk, 58- closing in ring, 59- elastic spring；5a- magnet, 5b- annular retaining ring slot, 5c- ball circular groove, 5d-
Valve pearl, 5e- oil return hole, 5f- oil valve hole, 5g- cam case pin hole, 5i- arc groove, 5j- internal spline, 5k- are convex
Guide groove, the fixed slot of 5m- red needle are taken turns, 5n- closes a speed regulation seal groove.
Specific embodiment
With reference to the accompanying drawing with preferred implementation method, the present invention and its advantageous effects are carried out further specifically
Bright, the description in relation to orientation and position in text is intended only as facilitating the relative position of description, is not absolute position.
Referring to Fig. 1 ~ Figure 29, as seen from the figure, a kind of adjustable cushioning cabinet door hinge, characterized in that it includes:
Referring to Fig. 1 ~ Fig. 2, door frame hinge 1, for connecting doorframe, it includes doorframe rotary sleeve 11 and doorframe fixed plate 12, door
Frame rotary sleeve 11 is tubular structure, and doorframe fixed plate 12 is square plate structure, and doorframe fixed plate 12 is equipped with several for screw
The counterbore of fixed door frame hinge 1, doorframe fixed plate 12 are engaged on 11 side of doorframe rotary sleeve；
Referring to Fig. 1 ~ Fig. 2, door leaf hinge 2, for connecting door leaf, it includes door leaf rotary sleeve 21 and door leaf fixed plate 22, door
Fan rotary sleeve 21 is tubular structure, and door leaf fixed plate 22 is square plate structure, and door leaf fixed plate 22 is equipped with several for screw
The counterbore of fixed door leaf hinge 2, door leaf fixed plate 22 are engaged on 21 side of door leaf rotary sleeve；
Referring to Fig. 3 ~ Fig. 8, a damping due to rotation component 3 is closed, for the series connection up and down between door leaf hinge 2 and door frame hinge 1
And buffer deceleration when closing is generated, it is set in doorframe rotary sleeve 11 and door leaf rotary sleeve 21, it includes cylinder barrel 30, has
Close the cam damper assembly 5 for closing a force adjustment transmission component 4 and closing a speed regulation function of a dynamics regulatory function；Close door
Force adjustment transmission component 4 is arranged in doorframe rotary sleeve 11, and cam damper assembly 5 is arranged in door leaf rotary sleeve 21；Close door
Force adjustment transmission component 4 and cam damper assembly 5 are sealed by cylinder barrel 30 is socketed into one；Wherein,
Referring to Fig. 9, Figure 11, Figure 13, closing a force adjustment transmission component 4 includes that the dynamics of closing adjusts a nut cap 20, door frame hinge plug 50, interior
Hexagonal flush end holding screw 24, close a force adjustment straight pin 40, hinge shaft 43, rectangle pressure spring 44, close a dynamics adjusting screw 42,
Needle bearing 45, bearing race 47, steel ball 46；
Referring to Figure 10, Figure 12, Figure 13, door frame hinge plug 50 is arranged in the head of door leaf rotary sleeve 21, and from door leaf rotary shaft
The head of set 21 is exposed, and the dynamics of closing adjusts a nut cap 20 and is covered on door frame hinge plug 50 to be revealed from from the head of door leaf rotary sleeve 21
Part out；The inside of door frame hinge plug 50 is axially hollow notch hole, and the head of hinge shaft 43 is equipped with and door frame hinge
The matched fixed pan notch of notch hole of plug 50, the fixed pan notch of hinge shaft 43 protrude into door leaf hinge plug
In 23 notch hole；50 side of door frame hinge plug is equipped with the hinge plug screw thread pin hole being arranged radially, door leaf rotary sleeve 21
Head also is provided with rotary sleeve screw thread pin hole corresponding with the 50 threaded hole site matching of door frame hinge plug；Interior hexagonal flush end tightening
Screw 24 is screwed onto 50 screw thread pin hole of door frame hinge plug and rotary sleeve screw thread pin hole, and will be extend into door frame hinge plug 50
Hinge shaft 43 lock；
Referring to Fig. 9, Figure 18, Figure 19, it is equipped with the long cotter way 4c being axially arranged in the middle part of hinge shaft 43, closes a force adjustment straight pin 40 and sets
It sets in long cotter way 4c；45 sets of the needle bearing heads in hinge shaft 43, by the rear side of straight pin；Bearing race 47 abuts
Needle bearing 45 and long cotter way 4c cover on the head of hinge shaft 43, and 45 sets of needle bearing and bearing race 47 contact with each other the end at place
Portion is equipped with the steel ball deep gouge 49 for accommodating steel ball 46, and both 45 sets of needle bearing and bearing race 47 is rollably arranged in steel ball 46
Steel ball deep gouge 49 between；The head end of rectangle pressure spring 44 abuts and closes middle and back of 40 sets of the force adjustment straight pin in hinge shaft 43；
The tail portion of hinge shaft 43 is equipped with circumferentially distributed external splines 4a, and external splines 4a exposes from 44 tail end of rectangle pressure spring；Hinge turns
The axial threaded hole 32 being connected with long cotter way 4c is equipped with inside the head of axis 43；The head of hinge shaft 43 is by long cotter way 4c
Equipped with rotating shaft sealing slot 4d, it is equipped in rotating shaft sealing slot 4d by the O shape of gap sealing between needle bearing 45 and hinge shaft 43
Sealing ring 31；45 periphery of needle bearing is equipped with bearing seal slot 4b, and bearing seal slot 4b is equipped with O-ring seals 31；
Referring to Fig. 9, Figure 11,42 periphery of dynamics adjusting screw is closed equipped with matched outer with the axial threaded hole 32 of hinge shaft 43
Screw thread closes 42 head of dynamics adjusting screw equipped with Hexagon hole, closes a dynamics adjusting screw 42 and be screwed onto hinge shaft
In 43 axial threaded hole 32, closes a tail portion for dynamics adjusting screw 42 and hold out against and close a force adjustment straight pin 40, by closing a dynamics
The Hexagon hole of adjusting screw 42 can be operated and close the rotation of dynamics adjusting screw 42, continuous when closing a dynamics adjusting screw 42
When compression closes a force adjustment straight pin 40, closes a force adjustment straight pin 40 and compress rectangle pressure spring 44；
Referring to Figure 10, Figure 20, Figure 21, cam damper assembly 5 includes door frame hinge plug 50, cam case 51, turning cam 53, cam
Straight pin 54, cam fuse 52, closes a speed adjusting screw 57, red needle 56, closes speed adjusting a nut cap 10, steel wire roller 55
Retaining ring 59；
Referring to Figure 10, Figure 12, Figure 13, turning cam 53 is circular tube structure, and the head of turning cam 53 is equipped with closing in ring
58, outside is equipped with seal groove, and the lateral tail of turning cam 53 is equipped with seal groove, and the head inner wall of turning cam 53 is longitudinally equipped with
External splines 4a；53 side wall of turning cam is equipped with the cam rail 5k, 2 cam rail 5k of 2 cubic symmetries from turning cam 53
Tail portion spirals up along 53 side wall of turning cam；Turning cam 53 is movably disposed in the forward interior of cam case 51；
Referring to Figure 10, Figure 26 ~ Figure 28, cam case 51 is tubular structure, and cam case 51 is equipped with side wall close to head position and is equipped with 2
The cam case pin hole 5g being oppositely arranged, cam straight pin 54 pass through cam rail 5k and are arranged in cam case pin hole 5g, roller 55
For tubular structure, roller 55 rotationally covers on cam straight pin 54；52 nesting of cam fuse is located at the tail of turning cam 53
Portion, 51 tail portion of cam case are equipped with shoe cream room 7, and shoe cream room 7 is between turning cam 53 and door frame hinge plug 50 in cam case 51
The space that portion is formed, shoe cream room 7 is interior to be equipped with hydraulic oil 8；
It is equipped with referring to Figure 10, Figure 22, Figure 23, Figure 26 ~ Figure 28, at the axle center of cam fuse 52 and is returned for what the syringe needle of red needle 56 passed through
Oilhole 5e, cam fuse 52 are equipped with opening up ball circular groove 5c beside oil return hole 5e, and being equipped in ball circular groove 5c can be
Movable valve pearl 5d in ball circular groove 5c, the ball lower part circular groove 5c are equipped with oil valve hole 5f；
Referring to Figure 10, Figure 26 ~ Figure 28, the head of door frame hinge plug 50 is arranged with the tail portion of cam case 51, door frame hinge plug 50
Seal groove is equipped on the outside of head, the head half portion inside center of door frame hinge plug 50 is equipped with axial threaded hole 32, door frame hinge plug 50
Tail half portion inside center be equipped with sealing hole, axial threaded hole 32 communicates with sealing hole, sets inside the tail portion of door frame hinge plug 50
There is annular retaining ring slot 5b；
Referring to Figure 10, Figure 24 ~ Figure 26, Figure 28,57 periphery of speed adjusting screw is closed equipped with the axial screw with door frame hinge plug 50
The matched external screw thread of pit 32 closes a head for speed adjusting screw 57 equipped with Hexagon hole, closes a speed adjusting screw
57 head periphery, which is equipped with, closes a speed regulation seal groove 5n, closes a speed regulation seal groove 5n seal groove and is equipped with O-ring seals 31；Close door
Dynamics adjusting screw 42 is screwed onto the axial threaded hole 32 and sealing hole of door frame hinge plug 50, and elastic spring 59 is arranged in doorframe
A dynamics adjusting screw 42 will be closed in the annular retaining ring slot 5b of hinge plug 50 to limit；Close a tail portion for dynamics adjusting screw 42
The fixed slot 5m of red needle is equipped at axle center；It can be operated by closing a Hexagon hole for speed adjusting screw 57 and close speed and adjust
Screw 57 rotates；
Referring to Fig. 7, Figure 14, Figure 26, Figure 28, red needle 56 has a cylindrical fixed part, and the fixed part spinning of red needle 56 is solid
It is scheduled in the fixed slot 5m of red needle for closing a dynamics adjusting screw 42, the needle body of red needle 56 is from closing 42 head of dynamics adjusting screw
It stretches out, when door leaf hinge 2 is in close state, the needle body of red needle 56 is extend into the oil return hole 5e of cam fuse 52, works as door
When fan hinge 2 is in full open position, the needle body of red needle 56 is detached from from the oil return hole 5e of cam fuse 52；
Referring to Fig. 3, Fig. 8, the external splines 4a of 43 tail portion of hinge shaft extends longitudinally into the internal spline 5j of 53 inner walls of turning cam
In and be engaged with each other, can be with axial relative movement between external splines 4a and internal spline 5j；The tail end of rectangle pressure spring 44 is set in back
On the closing in ring 58 on 53 head of rotating cam；The head of cylinder barrel 30 is arranged inside door leaf rotary sleeve 21,30 head of cylinder barrel set
On needle bearing 45 and by 44 sets of rectangle pressure spring in cylinder barrel 30, O-ring seals are equipped between cylinder barrel 30 and needle bearing 45
31；30 tail portion of cylinder barrel covers on the head of door frame hinge plug 50, and by 51 sets of cam case in cylinder barrel 30, cylinder barrel 30 and door frame hinge
O-ring seals 31 are equipped between plug 50.
Referring to Fig. 3, Fig. 6, it is preferable that be arranged with flange-type bearing 6 outside the cylinder barrel 30, flange-type bearing 6 is nested in door
Fan the tail end of rotary sleeve 21.
Referring to Figure 10, Figure 27, it is preferable that the eccentric part inside the door frame hinge plug 50 on 32 side of axial threaded hole is set
There is the hole magnet 5a, the hole magnet 5a is equipped with the cylinder-shaped magnet 5a for attracting the iron filings of hydraulic oil 8.
Referring to fig. 20, it is preferable that the cam rail 5k of the turning cam 53 is equipped with two-stage as the circle positioned that opens the door
Arc fluting 5i respectively corresponds as 150 ° and 90 °.
2, Figure 23 referring to fig. 2, it is preferable that the both ends oil return hole 5e of the cam fuse 52 are equipped with interior heavy lead angle.
In use, door frame hinge 1 is fixed on doorframe, door leaf hinge 2 is fixed on door leaf.As lower jaw
Door frame hinge 1 is fixed；Door leaf hinge 2 as upper hinge rotates；Both hinge shaft 43 and turning cam 53 pass through internal spline
5j and external splines 4a combine as a whole, but turning cam 53 can be axially moveable in hinge shaft 43；Specific work process is such as
It is lower described.
(1) door from when being completely open to 0 ° of fully closed condition for 180 °, turn round convex by 9,180 ° to 150 ° referring to fig. 2 of (1)
It is slightly steep to take turns 53 curves, 44 compression degree of rectangle pressure spring is maximum, and the needle body head of red needle 56 has completely disengaged among cam fuse 52
Oil return hole 5e, hydraulic oil 8 flows back into shoe cream room 7 by oil return hole 5e；It pushes by external force, dynamics is slightly smaller, fast speed；Door
It is motionless that fan can be scheduled on 150 ° of positions；(2) referring to fig. 29,150 ° to 90 °, 53 curve of turning cam is gentle, and rectangle pressure spring 44 has been released
Put partial pressure；The needle body head of red needle 56 has entered the oil return hole 5e among cam fuse 52；Push by external force, dynamics compared with
Greatly, speed is slower；It is motionless that door leaf can be scheduled on 90 ° of positions；(3) referring to fig. 29,90 ° to 0 °, 53 curve steepest of turning cam, rectangle
Pressure spring 44 has discharged most of pressure, but pressure is also；The needle body head of red needle 56 has entered the oil return hole 5e of cam fuse 52；
External force pushes, and dynamics is smaller or does not need, and speed is slower；(4) referring to Fig. 5, it is motionless that door leaf can be scheduled on 0 ° of position.
(2) when door closes state, referring to Fig. 5, (1) door frame hinge 1 is overlapped with door leaf hinge 2, and the two angle is 0 °；(2)
Turning cam 53 shifts bottom onto, close to door frame hinge plug 50；(3) referring to Fig. 6, red needle 56 is fully inserted into returning among cam fuse 52
Oilhole 5e, hydraulic oil 8 are flowed in turning cam 53 by oil valve hole 5f from shoe cream room 7；Rectangle pressure spring 44 is in incomplete release
State still has axial compressive force, it is sufficient to door leaf be pushed to be closed automatically；When door closes completely, crossed on 53 box 51 of (4) turning cam convex
The roller 55 of wheel guide groove 5k falls into the arc groove 5i of 530 ° of positions of turning cam and positions, and door is closed completely.
(3) door ° full open position from 150 ° to 180, referring to Figure 15, Figure 16, (1) pushes by external force, door leaf hinge
2 rotations, are 180 ° with 1 angle of door frame hinge；Crossed on 53 box 51 of turning cam cam rail 5k roller 55 fall into revolution it is convex
In the arc groove 5i for taking turns 53180 ° of positions, turning cam 53 is positioned, and door leaf is just surely firmly motionless when opening 180 °；(2) door leaf
It opens, turning cam 53 follows hinge shaft 43 to rotate, and moves axially simultaneously, turning cam 53 is far from door frame hinge plug 50；(3)
Referring to Figure 14, the needle body head of red needle 56 has completely disengaged the oil return hole 5e among cam fuse 52；Hydraulic oil 8 is in addition to from side
Valve pearl 5d and the gap of cam fuse 52 are flowed through, moreover it is possible to be flowed through from the oil return hole 5e among cam fuse 52, flow velocity increases, damping
Reduce, Men Kaiqi and the speed being closed automatically just and then reduce；The compression degree of rectangle pressure spring 44 increases, but variation is smaller, this
When external force be greater than the bounce of rectangle pressure spring 44, it is sufficient to push door leaf to open door；(4) a dynamics adjusting screw 42 will be closed to twist
Into a force adjustment straight pin is closed in screw terminal promotion, closes a force adjustment straight pin and pushes rectangle pressure spring 44 again, pressure spring compression degree adds
Greatly, Men Kaiqi and the dynamics being closed automatically just increase；Vice versa；A speed adjusting screw 57 will be closed to be screwed into, the needle of red needle 56
A distance is protruded into towards cam fuse 52 in body head, and the range that door is opened at a slow speed and is closed automatically at a slow speed just increases；Vice versa；
(5) referring to fig. 29, it can be seen that from 150 ° to 180 ° curve from gentle steepening from 53 curve graph of turning cam, at this time rectangle pressure
Spring 44 has a degree of decrement, but also needs to continue to compress, and curve can be reduced from gentle steepening pushes the outer of door leaf
Power, design comparison hommization.
(4) door opens the state from 90 ° to 150 °, and referring to Figure 16, Figure 17, (1) pushes by external force, and door leaf hinge 2 revolves
Turn, is 150 ° with 1 angle of door frame hinge；When external force dynamics is suitable, when corner is controllable, cam is crossed on 53 box 51 of turning cam and is led
The roller 55 of slot 5k is fallen into the arc groove 5i of 53150 ° of positions of turning cam, and turning cam 53 positions, and door leaf is just being opened
It is surely firmly motionless at 150 °；When the dynamics of external force is larger, when roller 55 being pushed away arc groove 5i enough, door leaf can continue to open
Bigger angle, such as 180 °；(2) both hinge shaft 43 and turning cam 53 are one by internal spline 5j and external splines 4a connection
Body, but turning cam 53 can be axially moveable in hinge shaft 43；Door leaf is opened, and turning cam 53 follows hinge shaft 43
Rotation, moves axially, turning cam 53 is far from door frame hinge plug 50 simultaneously；(3) red needle 56 is still inserted into cam fuse 52
Between oil return hole 5e, blocked oil return hole 5e；Hydraulic oil 8 can only be flowed through from side valve pearl 5d and the gap of cam fuse 52, stream
Speed reduces, and damps larger, Men Kaiqi and the speed being closed automatically just and then reduction；The compression degree of rectangle pressure spring 44 increases, but
Variation is smaller, and external force is greater than the bounce of rectangle pressure spring 44 at this time, it is sufficient to door leaf be pushed to open door；(4) dynamics will be closed
Adjusting screw 42 is screwed into, and the screw terminal for closing a dynamics adjusting screw 42 pushes cam straight pin 54, and cam straight pin 54 pushes again
Rectangle pressure spring 44,44 compression degree of rectangle pressure spring increase, and Men Kaiqi and the dynamics being closed automatically just increase；Vice versa；It will close
Door speed adjusting screw 57 is screwed into, and a distance is protruded into towards cam fuse 52 in the needle body head of red needle 56, and door is opened at a slow speed and slowly
The range that speed is closed automatically just increases；Vice versa；(5) referring to fig. 29, it can be seen that from 53 curve graph of turning cam from 90 °
More gentle to 150 ° of curves, rectangle pressure spring 44 has a degree of decrement at this time, and door leaf is at this moment pushed to need increasing outer
Power, this angular range, door lean on wall fastly, and door is parked in this angular range can also be slightly to make a short pause, to people mostly one
Selection: it is to continue with and fully opens, still stop.
(5) (0 °) is closed to the state for opening 90 ° from door, referring to Fig. 5, Figure 17, (1) pushes by external force, door leaf hinge
2 rotations, are 90 ° with 1 angle of door frame hinge；When external force dynamics is suitable, when corner is controllable, cam is crossed on 53 box 51 of turning cam
The roller 55 of guide groove 5k is fallen into the arc groove 5i at 90 ° of turning cam 53, and turning cam 53 positions, and door leaf is just being beaten
It opens surely firmly motionless at 90 °；When external force dynamics is larger, when roller 55 being pushed away cam rail 5k enough, door leaf can continue to open
Bigger angle, such as 150 °；(2) door leaf is opened, and turning cam 53 follows hinge shaft 43 to rotate, and is moved axially simultaneously, is turned round
Cam 53 is far from door frame hinge plug 50；(3) the oil return hole 5e among cam fuse 52 is still inserted into red needle 56, has blocked oil return
Hole 5e；Hydraulic oil 8 can only be flowed through from side valve pearl 5d and the gap of cam fuse 52, flow velocity reduce, damp it is larger, Men Kaiqi and
Automatically the speed being closed just and then reduces；The compression degree of rectangle pressure spring 44 increases, and external force is greater than rectangle pressure spring 44 at this time
Bounce, it is sufficient to door leaf be pushed to open door；(4) a dynamics adjusting screw 42 will be closed to be screwed into, screw terminal pushes cam cylinder
Pin 54, cam straight pin 54 push rectangle pressure spring 44 again, and 44 compression degree of rectangle pressure spring increases, Men Kaiqi and the power being closed automatically
Degree just increases；Vice versa；A speed adjusting screw 57 will be closed to be screwed into, the needle body head of red needle 56 protrudes into one towards cam fuse 52
Section distance, the range that door is opened at a slow speed and is closed automatically at a slow speed just increase；Vice versa；(5) referring to fig. 29, from turning cam 53
Curve graph can be seen that from 0 ° to 90 that ° curve is steeper, it is possible to reduce push the external force of door leaf, design comparison hommization.
Book and specific embodiment do not limit the present invention in any way according to the above description, and the invention is not limited to upper
Face is disclosed and the specific implementation method of description, to some modification and variation of the invention, it should also fall into right of the invention and want
In the protection scope asked.
Claims (5)
1. a kind of adjustable cushioning cabinet door hinge, characterized in that it includes: door frame hinge, and for connecting doorframe, it includes doorframe
Rotary sleeve and doorframe fixed plate, doorframe rotary sleeve are tubular structure, and doorframe fixed plate is square plate structure, doorframe fixed plate
Several counterbores for the fixed door frame hinge of screw are equipped with, doorframe fixed plate is engaged on doorframe rotary sleeve side；
Door leaf hinge, for connecting door leaf, it includes door leaf rotary sleeve and door leaf fixed plate, and door leaf rotary sleeve is tubulose knot
Structure, door leaf fixed plate are square plate structure, and door leaf fixed plate is equipped with several counterbores for the fixed door leaf hinge of screw, and door leaf is solid
Fixed board is engaged on door leaf rotary sleeve side；
A damping due to rotation component is closed, it is slow when being closed for being connected in series between door leaf hinge and door frame hinge up and down and generating
Speed is eaten up part of, is set in doorframe rotary sleeve and door leaf rotary sleeve, it includes cylinder barrel, with close a dynamics regulatory function closes door
Force adjustment transmission component and the cam damper assembly for closing a speed regulation function；A force adjustment transmission component setting is closed to revolve in doorframe
In shaft set, cam damper assembly is arranged in door leaf rotary sleeve；It closes a force adjustment transmission component and cam damper assembly passes through
Cylinder barrel sealing is socketed into one；Wherein,
Closing a force adjustment transmission component includes that a dynamics of closing adjusts nut cap, door frame hinge plug, interior hexagonal flush end holding screw, closes a tune
Power straight pin, rectangle pressure spring, closes dynamics adjusting screw, needle bearing, bearing race, a steel ball at hinge shaft；
The head of door leaf rotary sleeve is arranged in door frame hinge plug, and exposes from the head of door leaf rotary sleeve, closes a dynamics tune
Section nut cap is covered on door frame hinge plug from the head exposed portion from door leaf rotary sleeve；The inside of door frame hinge plug is in axial direction
Empty notch hole, the head of hinge shaft are equipped with the matched fixed pan notch of notch hole with door frame hinge plug, hinge
The fixed pan notch of shaft protrudes into the notch hole of door leaf hinge plug；Door frame hinge plug side is equipped with and is arranged radially
Hinge plug screw thread pin hole, the head of door leaf rotary sleeve also is provided with rotation corresponding with the matching of door frame hinge plug threaded hole site
Shaft external threading pin hole；Interior hexagonal flush end holding screw is screwed onto door frame hinge plug screw thread pin hole and rotary sleeve screw thread pin hole
In, and the hinge shaft extending into door frame hinge plug is locked；
It is equipped with the long cotter way being axially arranged in the middle part of hinge shaft, closes a force adjustment straight pin and is arranged in long cotter way；Roller cup
On the head of hinge shaft, by the rear side of straight pin；Bearing race is covered against needle bearing and long cotter way in hinge shaft
The end at head, roller cup and the bearing race place of contacting with each other is equipped with the steel ball deep gouge for accommodating steel ball, and steel ball is rollably
It is arranged between the steel ball deep gouge of both roller cup and bearing race；The head end of rectangle pressure spring abuts and closes a force adjustment cylinder guide
In the middle and back of hinge shaft；The tail portion of hinge shaft is equipped with circumferentially distributed external splines, and external splines is from rectangle pressure spring tail end
Expose；The axial threaded hole being connected with long cotter way is equipped with inside the head of hinge shaft；The head of hinge shaft is in long cotter way
Side is equipped with rotating shaft sealing slot, is equipped in rotating shaft sealing slot by the O-ring seals of gap sealing between needle bearing and hinge shaft；
Needle bearing periphery is equipped with bearing seal slot, and bearing seal slot is equipped with O-ring seals；
A dynamics adjusting screw periphery is closed equipped with the matched external screw thread of axial threaded hole with hinge shaft, a dynamics is closed and adjusts a spiral shell
Silk head is equipped with Hexagon hole, closes a dynamics adjusting screw and is screwed onto the axial threaded hole of hinge shaft, closes a dynamics
The tail portion of adjusting screw, which is held out against, closes a force adjustment straight pin, by closing a Hexagon hole for dynamics adjusting screw, can be operated and closes door
The rotation of dynamics adjusting screw, when close a dynamics adjusting screw constantly compresses close a force adjustment straight pin when, close a force adjustment straight pin general
The compression of rectangle pressure spring；
Cam damper assembly includes door frame hinge plug, cam case, turning cam, cam straight pin, roller, cam fuse, closes door
Speed adjusting screw, red needle close speed adjusting a nut cap, elastic spring；
Turning cam is circular tube structure, and the head of turning cam is equipped with closing in ring, and outside is equipped with seal groove, turning cam
Lateral tail be equipped with seal groove, the head inner wall of turning cam is longitudinally equipped with internal spline；Turning cam side wall is equipped with 2 solids
Symmetrical cam rail, 2 cam rails spiral up from turning cam tail portion along turning cam side wall；Turning cam is movable
The forward interior of cam case is arranged in ground；
Cam case is tubular structure, and cam case is equipped with side wall close to head position and is equipped with 2 cam case pin holes being oppositely arranged, convex
It takes turns straight pin and passes through cam rail setting in cam case pin hole, roller is tubular structure, and roller is rotationally covered in cam circle
On pin；Cam fuse nesting is located at the tail portion of turning cam, and cam case tail portion is equipped with shoe cream room, shoe cream room be turning cam and
The space formed inside cam case between door frame hinge plug, shoe cream room is interior to be equipped with hydraulic oil；
The oil return hole passed through for the syringe needle of red needle is equipped at the axle center of cam fuse, cam fuse is equipped with opening beside oil return hole
Ball circular groove upward, interior be equipped with of ball circular groove can be equipped with oil valve hole in movable valve pearl, ball circular groove lower part in ball circular groove；
The head of door frame hinge plug is arranged with the tail portion of cam case, and seal groove is equipped on the outside of the head of door frame hinge plug, and doorframe closes
The head half portion inside center of page plug is equipped with axial threaded hole, and the tail half portion inside center of door frame hinge plug is equipped with sealing hole, axial
Threaded hole is communicated with sealing hole, and annular retaining ring slot is equipped with inside the tail portion of door frame hinge plug；
A speed adjusting screw periphery is closed equipped with the matched external screw thread of axial threaded hole with door frame hinge plug, speed is closed and adjusts
The head of screw is equipped with Hexagon hole, and the head periphery for closing a speed adjusting screw, which is equipped with, closes a speed regulation seal groove, closes door
It adjusts the speed seal groove seal groove and is equipped with O-ring seals；Close the axial threaded hole that a dynamics adjusting screw is screwed onto door frame hinge plug
In sealing hole, elastic spring, which is arranged in the annular retaining ring slot of door frame hinge plug, will close a dynamics adjusting screw and limit；
It closes at the tail portion axle center of a dynamics adjusting screw and is equipped with the fixed slot of red needle；By closing a Hexagon hole for speed adjusting screw i.e.
It can operate and close a speed adjusting screw rotation；
Red needle has a cylindrical fixed part, and the fixed part spinning of red needle is fixed on that close a red needle for dynamics adjusting screw solid
To determine in slot, the needle body of red needle is stretched out from a dynamics adjusting screw head is closed, when door leaf hinge is in close state, red needle
Needle body is extend into the oil return hole of cam fuse, and when door leaf hinge is in full open position, the needle body of red needle is from cam core
It is detached from the oil return hole of son；
The external splines of hinge shaft tail portion is extended longitudinally into the internal spline of turning cam head inner wall and is engaged with each other, external splines and
It can be with axial relative movement between internal spline；The tail end of rectangle pressure spring is set on the closing in ring on turning cam head；Cylinder barrel
Head be arranged inside door leaf rotary sleeve, cylinder barrel head covers on needle bearing and by rectangle compression spring sleeve in cylinder barrel, cylinder
O-ring seals are equipped between cylinder and needle bearing；Cylinder barrel tail portion covers on the head of door frame hinge plug, and cam case is covered in cylinder barrel
It is interior, O-ring seals are equipped between cylinder barrel and door frame hinge plug.
2. adjustable cushioning cabinet door hinge as described in claim 1, it is characterized in that: being arranged with flange-type axis outside the cylinder barrel
It holds, flange-type bearing is nested in the tail end of door leaf rotary sleeve.
3. adjustable cushioning cabinet door hinge as claimed in claim 1 or 2, it is characterized in that: in axis inside the door frame hinge plug
It is equipped with magnet opening to the eccentric part beside threaded hole, magnet opening is equipped with the cylinder-shaped magnet for attracting the iron filings of hydraulic oil.
4. adjustable cushioning cabinet door hinge as claimed in claim 3, it is characterized in that: being set on the cam rail of the turning cam
There is two-stage as the arc groove for positioning of opening the door, respectively corresponds as 150 ° and 90 °.
5. adjustable cushioning cabinet door hinge as claimed in claim 4, it is characterized in that: the oil return hole both ends of the cam fuse are set
There is interior heavy lead angle.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019105010178 | 2019-06-11 | ||
| CN201910501017 | 2019-06-11 |
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| CN110512973A true CN110512973A (en) | 2019-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910891672.9A Pending CN110512973A (en) | 2019-06-11 | 2019-09-20 | A kind of adjustable cushioning cabinet door hinge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202302A (en) * | 2021-04-09 | 2021-08-03 | 中建七局(上海)有限公司 | Turnover reserved hole combined template device convenient to disassemble and operation method |
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2019
- 2019-09-20 CN CN201910891672.9A patent/CN110512973A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202302A (en) * | 2021-04-09 | 2021-08-03 | 中建七局(上海)有限公司 | Turnover reserved hole combined template device convenient to disassemble and operation method |
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Effective date of registration: 20211220 Address after: 415000 No. 877, Chang'an Road, Changde economic and Technological Development Zone, Hunan Province Applicant after: Hunan jinlixing Machinery Technology Co.,Ltd. Address before: No.49, west side of Guangfo road, Da Zhen, Dali Town, Nanhai District, Foshan City, Guangdong Province Applicant before: Foshan jinlixing mechanical equipment Co.,Ltd. |
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Application publication date: 20191129 |