CN100458094C - Twin door opening or closing mechanism - Google Patents
Twin door opening or closing mechanism Download PDFInfo
- Publication number
- CN100458094C CN100458094C CNB031441254A CN03144125A CN100458094C CN 100458094 C CN100458094 C CN 100458094C CN B031441254 A CNB031441254 A CN B031441254A CN 03144125 A CN03144125 A CN 03144125A CN 100458094 C CN100458094 C CN 100458094C
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- China
- Prior art keywords
- door
- joint pin
- hinge
- pan
- recessed hinge
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Abstract
An opening/closing mechanism for dual-sash door mainly has the hinges positioned at upper and lower ends of main body and with rod-shaped pin, and the door positioned at one side of main body and with hinge hole as the rotation center of said pin and the hinge slot for preventing the interference from the pin of open half. Said door uses the pin of hinge as rotation center for opening or closing selectively.
Description
Technical field
What the present invention relates to is invention about double door, particularly be to make the double door double door switching mechanism that opens and closes of both sides to the left and right.
Background technology
Household electrical appliance or furniture all have the door that can open and close its inner space, only open and close to a direction but such door is general.Both, the hinge of Men Yiyi side had been the center rotation, and opposite side is pressed certain angle and opened and closed.
The door of prior art because the position that household electrical appliance are placed is limit, occurs the situation that door is not easy or difficulty is opened only to a direction switching sometimes, even opened, also is not easy to put into or take out the article of household electrical appliance inside.
In order to address the above problem, it can be door that the center is opened to the left or is that open to the right at the center with the right side with the left side that United States Patent (USP) the 6th, 085, No. 463 disclosed double doors can be operated also in addition.
Both as shown in Figure 1, fixed block 1 on the door angle 13, fixed engagement wheel 2 on the hinge angle 15 of household electrical appliance body.Pulley 1 moves to the width of door meshing wheel 2 a little along with door opens and closes.Possess both joint pin 14 of the center of rotation of door is arranged on the hinge angle 15 that meshing wheel 2 is arranged.Door all possess said structure up and down separately.
Be formed with lug boss 5 on the pulley 1, the inboard of lug boss 5 is formed with and the depressed part 4 of meshing wheel 2 engagements and the pan 3 that cooperates with joint pin 14, and pulley 1 lug boss 5 is installed in the meshing wheel depressed part 6.
In said structure, the joint pin 14 of door one side is that move at the center with the depressed part corresponding with it 4, and 14 of the joint pins of opposite side pass through pan 3 from above-mentioned depressed part 4 and break away from, thereby open door.At this moment, pulley 1 is for a side joint pin 14 of the center of rotation width slip certain distance to door.
But above-mentioned prior art has following problem:
As shown in Figure 2, when opening or closing, break away wheel 1 of the center of rotation that door opens and closes must move a certain distance to the width of door for meshing wheel 2.Both, pulley 1 must move a certain distance for the meshing wheel on the hinge angle 15 2.Therefore take bigger strength during shutter door.
Because pulley 1 slides with respect to meshing wheel 2, so cause wearing and tearing because of friction on pulley 1 or meshing wheel 2.In case when the wearing and tearing of pulley 1 or meshing wheel 2 acquired a certain degree, then the problem of shutter door easily can appear in the function that switching mechanism will forfeiture itself.
Summary of the invention
The objective of the invention is to overcome the defective of above-mentioned technical problem, a kind of mechanism that is more prone to open and close double door is provided; Another object of the present invention is to make the switching mechanism that the simple more double door of structure is provided.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of double door switching mechanism, and this mechanism mainly includes hinge plate and door; Wherein hinge plate is positioned at the two ends up and down of body separately, and the top outstanding of hinge plate is formed with joint pin, and joint pin is oblate column, is formed with planar portions on the position of its outer peripheral face two ends symmetry.Planar portions is connected by the curved face part of certain diameter; Door is positioned at body one side, and door is provided with pan corresponding with the joint pin position and recessed hinge; Described pan is to be the slotted eye of center of rotation with the joint pin; Described recessed hinge is communicated with pan, and the interior side direction to door prolongs formation simultaneously, and its extended line is until the body place.
The invention has the beneficial effects as follows: double door switching mechanism amount of parts of the present invention is few relatively; Can freely select the switching direction of door; Shutter door easily and reduce the fault that shutter door is brought.
Shutter door is when on one side mobile, because of the position of friction is the curved face part of joint pin and pan, so the friction area is less relatively, so required power is also little during shutter door.
During shutter door, the joint pin and the extended line of recessed hinge are intersected mutually.Therefore, under the state of closing door, even apply the power of pulling forwards on whole door, door can arbitrarily not spin off from body yet.
Description of drawings
Fig. 1 is that the double door switching mechanism primary structure of prior art decomposes and sectional view;
Fig. 2 a to Fig. 2 d is a double door switching mechanism motion state diagram of representing prior art in order;
Fig. 3 is the primary structure schematic diagram of double door switching mechanism embodiment of the present invention;
Fig. 4 is the exploded sectional view of embodiment of the invention structure;
Fig. 5 a is the lower end ground plan of door in the embodiment of the invention;
Fig. 5 b is the stereogram of hinge plate structure in the embodiment of the invention;
Fig. 6 a to Fig. 6 b is a motion state diagram of representing door opening procedure in the embodiment of the invention in order.
The specific embodiment
For achieving the above object, the invention provides a kind of double door switching mechanism, this mechanism mainly includes hinge plate and door; Wherein hinge plate is positioned at the two ends up and down of body separately, and the top outstanding of hinge plate is formed with joint pin, and joint pin is oblate column; Door is positioned at body one side, and door is provided with pan corresponding with the joint pin position and recessed hinge; Described pan is to be the slotted eye of center of rotation with the joint pin; Described recessed hinge is communicated with pan, and the interior side direction to door prolongs formation simultaneously, and its extended line is until the body place.
The planar portions of described joint pin is consistent with the extending direction of each self-corresponding recessed hinge.
The width of the gap ratio recessed hinge between the described joint pin planar portions is little.
Described its short radius of oval-shaped pan is identical with the radius of the curved face part of joint pin.
Be formed with the trapezoidal portion that joint pin is moved sleekly separately at recessed hinge entrance side and outlet side
Above-mentioned trapezoidal portion is identical for the angle of the vertical line on the body front with recessed hinge for the angle that recessed hinge forms.
Below in conjunction with accompanying drawing embodiments of the invention are described in further detail:
The horizontal left and right sides that hangs over a upper and lower end of the switching mechanism of the embodiment of the invention.For convenience, the switching mechanism with student's end is that example describes:
To shown in Figure 5, the household electrical appliance body is provided with hinge plate 30 as Fig. 3.The top outstanding joint pin 32 that is formed with of hinge plate 30.Joint pin 32 is oblate column, is formed with planar portions 34 on the position of its outer peripheral face two ends symmetry, and planar portions 34 is connected by the curved face part 36 of certain diameter.The planar portions 34 of joint pin 32 is for the vertical line L inclination certain angle on the body front.Above-mentioned angle both had been the dotted line extended line and the vertical line L intersecting angle of joint pin 32 planar portions 34.
Be formed with hinge rib (not shown) on the above-mentioned hinge plate 30 around joint pin 32.This is for the contact area between hinge plate 30 and the door 40 is minimized.
The two ends of above-mentioned pan 42 have curved face part 43 separately.The diameter of curved face part 43 is corresponding with the diameter of joint pin 32 curved face part 36.Therefore, curved face part 43 contacts with the curved face part 36 of joint pin 32 and plays door 40 center of rotation effect.
On door 40, be formed with when pan 42 is communicated with to the recessed hinge 44 of the interior side opening of door 40.The pathway that the joint pin 32 of open sides was thrown off when recessed hinge 44 was door 40 switchings has the functions that door 40 is opened.The width of recessed hinge 44 should be more slightly bigger than the spacing between the planar portions 34 of joint pin 32.
The formation direction of above-mentioned recessed hinge 44 is corresponding with the formation direction of corresponding joint pin 32 planar portions 34.Both, recessed hinge 44 angles were identical with the angle that above-mentioned vertical line L and joint pin 32 planar portions 34 intersect.Here, it is benchmark when moving with door 40 that the processes that door 40 is opened and closed are regarded body as, and recessed hinge 44 is pathways that above-mentioned joint pin 32 moves.
One side of recessed hinge 44 entrance and exits is formed with trapezoidal 46 separately.Make for trapezoidal 46 by the joint pin 32 of recessed hinge 44 more smooth.Trapezoidal 46 angle for recessed hinge 44 formation should be identical for the angle that vertical line L has with recessed hinge 44.
Effect is explained as follows to double door switching mechanism of the present invention below:
Fig. 6 represents that door 40 of the present invention is the open center process with the joint pin 32 in left side.At first, the state of Fig. 6 a is the state that door 40 is closed the receiving space of body interior, and joint pin 32 is in the central authorities of pan 42.
Under above-mentioned state, opposite house 40 right sides apply the power of opening the door, and door 40 joint pins 32 with the left side are that the center rotation is opened.Both shown in Fig. 6 b, and open side, both the joint pin 32 of door 40 right side correspondences began to enter into 44 li of recessed hinges.
Continuation applies power on door 40, the joint pin 32 on door 40 right sides moves along recessed hinge 44, and the direction of arrow of integral body in Fig. 6 c of door 40 moves and is the center rotation with door 40 left side joint pins 32.Proceed above-mentioned running.Shown in Fig. 6 e, the joint pin 32 on door 40 right sides spins off from recessed hinge 44, and the joint pin 32 in door 40 left sides contacts with pan 42 curved face part 43 in door 40 left sides.Both, pan outside curved face part 43 and joint pin 32 had moved and had rotated to the side, and therefore door 40 continues to open.
Above-mentioned running is to carry out simultaneously on symmetrical position, the top and bottom of door 40.Door 40 when closing the running during with above-mentioned opening opposite.
Claims (6)
1. a double door switching mechanism is characterized in that this mechanism mainly includes hinge plate and door; Wherein hinge plate is positioned at the two ends up and down of body separately, and the top outstanding of hinge plate is formed with joint pin, and joint pin is oblate column, is formed with planar portions on the position of its outer peripheral face two ends symmetry, and planar portions is connected by the curved face part of certain diameter; Door is positioned at body one side, and door is provided with pan corresponding with the joint pin position and recessed hinge; Described pan is to be the slotted eye of center of rotation with the joint pin; Described recessed hinge is communicated with pan, and the interior side direction to door prolongs formation simultaneously, and its extended line is until the body place.
2. according to the mechanism described in the claim 1, it is characterized in that the planar portions of described joint pin is consistent with the extending direction of each self-corresponding recessed hinge.
3. according to the mechanism described in the claim 2, it is characterized in that the width of the gap ratio recessed hinge between the described joint pin planar portions is little.
4. according to the mechanism described in the claim 1, it is characterized in that described its short radius of oval-shaped pan is identical with the radius of the curved face part of joint pin.
5. according to the mechanism described in the claim 1, it is characterized in that being formed with the trapezoidal portion that joint pin is moved sleekly separately at recessed hinge entrance side and outlet side.
6. according to the mechanism described in the claim 5, it is characterized in that trapezoidal portion is identical for the angle of the vertical line on the body front with recessed hinge for the angle that recessed hinge forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031441254A CN100458094C (en) | 2003-08-25 | 2003-08-25 | Twin door opening or closing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031441254A CN100458094C (en) | 2003-08-25 | 2003-08-25 | Twin door opening or closing mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1590689A CN1590689A (en) | 2005-03-09 |
| CN100458094C true CN100458094C (en) | 2009-02-04 |
Family
ID=34597404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031441254A Expired - Fee Related CN100458094C (en) | 2003-08-25 | 2003-08-25 | Twin door opening or closing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100458094C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2436122B (en) * | 2006-03-16 | 2011-05-11 | Securistyle Ltd | A parallel hinge with drive mechanism |
| KR102464262B1 (en) * | 2016-04-15 | 2022-11-09 | 삼성전자주식회사 | Household electrical appliances having with door key linked to rotation movement of door |
| CN108266078B (en) * | 2018-02-08 | 2019-11-22 | 福建西河卫浴科技有限公司 | Height adjustable hinge and shower house |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2202781Y (en) * | 1994-06-24 | 1995-07-05 | 柏仁林 | Floating hinge for opening door from left to right |
| JPH08135287A (en) * | 1994-11-15 | 1996-05-28 | Murakoshi Mfg Corp | Opening/closing device of door |
| US5548927A (en) * | 1994-04-29 | 1996-08-27 | Samsung Electronics Co., Ltd. | Door opening and closing apparatus |
| CN1087384C (en) * | 1996-05-14 | 2002-07-10 | 夏普公司 | Double swing door opening/closing mechanism |
-
2003
- 2003-08-25 CN CNB031441254A patent/CN100458094C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5548927A (en) * | 1994-04-29 | 1996-08-27 | Samsung Electronics Co., Ltd. | Door opening and closing apparatus |
| CN2202781Y (en) * | 1994-06-24 | 1995-07-05 | 柏仁林 | Floating hinge for opening door from left to right |
| JPH08135287A (en) * | 1994-11-15 | 1996-05-28 | Murakoshi Mfg Corp | Opening/closing device of door |
| CN1087384C (en) * | 1996-05-14 | 2002-07-10 | 夏普公司 | Double swing door opening/closing mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1590689A (en) | 2005-03-09 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090204 Termination date: 20090925 |