The door closer-holder and refrigerator that are used for rotary door body with it
Technical field
The present invention relates to the refrigerator technical field, especially relate to a kind of door closer-holder and refrigerator that is used for rotary door body with it.
Background technology
In the structure of traditional for example refrigerator, has automatic door closing device usually.For example, shown a kind of door closer-holder that is used for rotary door body among Fig. 1.As shown in fig. 1, door body 1 ' is provided with the backstop 3 ' of closing the door, and hinge 2 ' is installed in a casing (not shown) that body 1 ' sealed.
Be roughly 15 when spending at door body 1 ' with respect to casing, the backstop of closing the door 3 ' is under pressure and is out of shape, and this backstop 3 ' of closing the door is by the nylon manufacturing.At this moment, according to the strain of this backstop 3 ' of closing the door, make said door body 1 ' carry out poised state.Further, when said door body 1 ' is further promoted, this moment, door body 1 ' utilized the elasticity of the backstop 3 ' of closing the door, and was turning to when spending with respect to casing 8 at door body 1 ', and this backstop 3 ' of closing the door is strained door body 1 ' with respect to casing.
But, as shown in Figure 1 closing in the door, the required power of the closing the door deformation force of backstop 3 ' of closing the door that places one's entire reliance upon basically.But, less by the power that the distortion of the backstop 3 ' of closing the door can provide, and the life-span of backstop be difficult to guarantee.In addition, because structural restriction, the angle of closing the door can only be controlled in the very little angular range, this door closer-holder functional relatively poor.
Summary of the invention
The present invention is intended to solve at least one of technical problem that exists in the prior art.For this reason, one object of the present invention is to propose a kind of door closer-holder that is used for rotary door body, and this door closer-holder is simple in structure, and can realize the effect of closing the door of rotary door body well, and outward appearance is good.
Further, the present invention need provide a kind of refrigerator with above-mentioned door closer-holder, and this refrigerator has the good effect of closing the door automatically, and has good surface appearance.
The door closer-holder that is used for rotary door body according to the embodiment of one aspect of the invention; First end of said door body can pivot around first pivot on the hinge member; Comprise: pedestal; Be formed with boss on one side of said pedestal, and be formed with guiding groove in the said boss, said pedestal is formed with the holding section near the front end of first pivot of said hinge member; Core body; First end of said core body is formed with draw-in groove and the one of which side is formed with bootstrap block and guide shaft; Said guide shaft be engaged in the said guiding groove pivotly and when said door body rotates, said guide shaft along said guiding groove slidably; So that said holding section holds and discharge second end of said core body, said bootstrap block contacts with the outside wall surface of said boss towards said guide shaft slidably; And elastic component, the rear end of said elastic component is connected on the side of said pedestal and the rear end of contiguous said pedestal, and the front end of said spring links to each other with second end of said core body, is used for when the door body rotates, providing the answer pulling force.
The door closer-holder that is used for rotary door body according to the embodiment of the invention; The closing automatically of door body simple in structure, as can to realize refrigerator for example etc. reliably, and through the required power of door of closing is provided by elastic component; The pulling force size can be controlled, thereby makes the life-span higher than traditional door closer-holder.In addition, the operating angle of this door closer-holder is greater than traditional door closer-holder.Further, the outward appearance of this door closer-holder is good.
In addition, also have following additional technical feature according to door closer-holder of the present invention:
According to one embodiment of present invention, said boss is an arc cam, and said guiding groove is arc-shaped slot, and said arc-shaped slot is configured to when said door body rotates, and the guide shaft of said core body can slide along said guiding groove.
According to one embodiment of present invention, said bootstrap block is an arc surface towards the side of said guide shaft.
According to one embodiment of present invention; The top of contiguous its front end is provided with lug boss on the side of said pedestal; Be provided with recess in the said lug boss; Said holding section is made up of the sidewall of said recess, and when said door body turned to predetermined angular, second end overlap joint of said core body was on said recess.
According to one embodiment of present invention, said predetermined angular is 20 degree-35 degree.
According to one embodiment of present invention, said door closer-holder also comprises cover plate, and said cover plate is installed in and is used for the said core body of capping on the said pedestal.
According to one embodiment of present invention, be formed with and the corresponding open channel of the movement locus of said draw-in groove on the said cover plate.
According to one embodiment of present invention, said elastic component is a spring, and the rear end of said spring removably is connected in the spring card slot that the rear end of said pedestal forms, and the front end of said spring is fixedly attached to said second end of said core body.
In addition, the refrigerator of other one side embodiment of the present invention comprises: casing is limited with a chamber in the said casing; The door body, said door body is through first pivotal connection on the hinge to said casing and be used for closed said chamber; Aforesaid door closer-holder; Said door closer-holder is arranged in said the body with respect to the lopsidedness ground towards a chamber of said door body; Be formed with second pivot adjacent on the wherein said hinge with said first pivot, when said second pivot constructed becomes at said door body with respect to said hinge through to predetermined angular with said core body on draw-in groove overlap.
Thus, according to refrigerator of the present invention, simple appearance not only, and can have a bigger angle of closing automatically.
According to one embodiment of present invention, said predetermined angular is 20 degree-35 degree.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize through practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage obviously with are easily understood becoming the description of embodiment from combining figs, wherein:
Fig. 1 has shown the door closer-holder that is used for rotary door body according to prior art;
Fig. 2 has shown the three-dimensional exploded view that is used for the door closer-holder of rotary door body according to an embodiment of the invention;
Fig. 3 has shown the action sketch map that is used for the door closer-holder of rotary door body according to an embodiment of the invention, and wherein said door body is in the equilbrium position;
Fig. 4 has shown the action sketch map that is used for the door closer-holder of rotary door body according to an embodiment of the invention, and wherein the Men Ticong equilbrium position rotates towards closing position;
Fig. 5 has shown the action sketch map that is used for the door closer-holder of rotary door body according to an embodiment of the invention, and wherein said door body is in the close position;
Fig. 6 has shown the action sketch map that is used for the door closer-holder of rotary door body according to an embodiment of the invention, and wherein the Men Ticong closing position is rotated towards the equilbrium position;
Fig. 7 has illustrated to show the action sketch map that is used for the door closer-holder of rotary door body according to an embodiment of the invention, and wherein said door body is in the stress balance state; And
Fig. 8 has illustrated to show the action sketch map that is used for the door closer-holder of rotary door body according to an embodiment of the invention, and wherein the door body is opened.
The specific embodiment
Describe embodiments of the invention below in detail, the example of said embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Be exemplary through the embodiment that is described with reference to the drawings below, only be used to explain the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention; It will be appreciated that; The orientation of indications such as term " " center ", " vertically ", " laterally ", " on ", D score, " preceding ", " back ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward " or position relation are for based on orientation shown in the drawings or position relation; only be to describe with simplifying for the ease of describing the present invention; rather than the device or the element of indication or hint indication must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " only are used to describe purpose, and can not be interpreted as indication or hint relative importance.
In description of the invention, need to prove that only if clear and definite regulation and qualification are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be to be fixedly connected, also can be to removably connect, or connect integratedly; Can be mechanical connection, also can be to be electrically connected; Can be directly to link to each other, also can link to each other indirectly through intermediary, can be the connection of two element internals.For those of ordinary skill in the art, can concrete condition understand above-mentioned term concrete implication in the present invention.
Describe the door closer-holder 100 that is used for rotary door body according to an embodiment of the invention with reference to figure 1 below, wherein Fig. 1 has shown the three-dimensional exploded view of this door closer-holder 100.
The door closer-holder 100 that is used for rotary door body according to the embodiment of one aspect of the invention comprises pedestal 1, core body 2 and elastic component 33.
As shown in fig. 1, first end of door body 200 can pivot around first pivot 301 on the hinge member 300.Door is formed with on the body 200 and said first pivot 301 first pin-and-hole 201 ordinatedly accordingly.Be formed with boss 5 on one side of pedestal 1, and be formed with guiding groove 6 in the boss 5, pedestal 1 is formed with holding section 7 near the front end of first pivot 301 of hinge member 300.In one embodiment of the invention, guiding groove 6 can form circular arc.Be that boss 5 is arc cam, and guiding groove 6 be arc-shaped slot, and arc-shaped slot is configured to when door body 200 rotates, the guide shaft 23 of core body 2 can be along guiding groove 6 slips.First end of core body 2 is formed with draw-in groove 21 and the one of which side is formed with bootstrap block 22 and guide shaft 23.Guide shaft 23 be engaged in the guiding groove 6 pivotly and when door body 200 rotates, guide shaft 23 along guiding groove 6 slidably so that holding section 7 holds and discharges second end 24 of core body 2.Promptly this holding section 7 makes second end 24 of core body 2 can overlap on its sidewall.As shown in Figure 2; The top of contiguous its front end is provided with lug boss 11 on the side of pedestal 1, is provided with recess 12 in the lug boss 11, and holding section 7 is made up of the sidewall of recess 12; And when door body 200 turned to predetermined angular, second end, 24 overlap joints of core body 2 were on recess 12.As shown in Figure 3, this predetermined angular is 28 degree, 24 beginnings of second end and recess 12 overlap joints of core body 2.According to one embodiment of present invention, this predetermined angular can be 20 degree-35 degree.
Bootstrap block 22 contacts towards the outside wall surface of guide shaft 23 with boss 5 slidably.According to one embodiment of present invention, bootstrap block 22 is an arc surface towards the side of guide shaft 23.Shown in Fig. 3-8, boss 5 can carry out smooth slip with the face A of bootstrap block 22 thus.The rear end 31 of elastic component 3 is connected on the side of pedestal 1 and the rear end of contiguous pedestal 1, and the front end 32 of elastic component 3 links to each other with second end 24 of core body 2, is used for when 200 rotations of door body, providing the answer pulling force.Promptly; In the whole operation process of door closer-holder 100; This elastic component 3 provides tensile force all the time; And when door body 200 turns to state as shown in Figure 2, i.e. second end 24 beginning of core body 2 is during with recess 12 overlap joints, and the tensile force f 1 of elastic component and recess overlap counter-force F3 that the place provides and the draw-in groove 21 counter-force F2 when combining with second pivot 302 and reached balance.Elastic component 3 is a spring, and the rear end of spring removably is connected in the spring card slot 12 that the rear end of pedestal 1 forms, and the front end of spring is fixedly attached to second end 24 of core body 2.
As shown in Figure 2, door closer-holder 100 also comprises cover plate 4, and cover plate 4 is installed on the pedestal 1, is used for capping core body 2.Be formed with on the cover plate 4 and the corresponding open channel 41 of the movement locus of draw-in groove 21.Thus, when rotating when draw-in groove 21 joint second pivots 302, second pivot 302 can smoothly pivot along open channel 41.
The door closer-holder 100 that is used for rotary door body 200 according to the embodiment of the invention; Simple in structure; Can realize the closing automatically of door body 200 of refrigerator for example etc. reliably; And close the required power of door through being provided by elastic component 3, the pulling force size can be controlled, thereby makes the life-span higher than traditional door closer-holder.In addition, the operating angle of this door closer-holder 100 is greater than traditional door closer-holder.In addition, this door closer-holder 100 can be made separately and provide separately, has good surface appearance thus when mounted.
To engage the operating process that accompanying drawing 3-8 explains door closer-holder 100 of the present invention below.
Fig. 3 has shown the action sketch map that is used for the door closer-holder 100 of rotary door body according to an embodiment of the invention, and wherein said door body 2 is in the equilbrium position.Counter-force F2 when as shown in Figure 3, the counter-force F3 that provides of the tensile force f 1 of elastic component 3 and recess overlap joint place and draw-in groove 21 combine with second pivot 302 has reached balance.When door body 200 began to close, after this, in the closed procedure of the pass of door body 200, when promptly door body 200 diminished with respect to the angle of hinge 300, draw-in groove 21 continued to promote second pivot 302 and slides along open channel 41.The partition that bootstrap block 22 and guide shaft 23 clampings between boss 5 and the guiding groove 6 is done the arc slip along face A.Under the tension of spring 3, second end 24 of core body 2 has broken away from overlap joint with holding section 7.And this moment, spring 3 hauled second end 24 of core body 2, and back stretch is provided.Because the elastic modelling quantity of spring can be selected, and thus required back stretch can be provided as required.After this, spring 3 hauls second end 24 of core body 2, is fully automatically closed up to door body 200.Shown among Fig. 4 that door body 200 turns to 15 degree angles with respect to hinge 300.Fig. 5 has shown the situation of door body 200 after closing; Wherein also shown the stressed of door closer-holder 100 in this case; Wherein F1 is the pulling force that spring 3 is provided; The power that F2 is produced when being draw-in groove 21 promotions second pivot 302, F3 is that face A contacts the power that produces with the outside of boss 5, directed force F 1, F2, three power of F3 have reached balance at this moment.And under the effect of F2, door body 200 is pressed onto on the casing (not shown).
Below the process that door body 200 is opened from casing will be described.Fig. 6 has shown the pilot process that door body 200 is opened, and wherein as shown in Figure 6, door body 200 is with respect to casing 10 degree that have been opened, and residing this position was identical when the stressing conditions of this process was closed with a body 200.Fig. 7 has further explained the operation principle of door closer-holder 100.As shown in Figure 7; In the opening procedure of door body 200; Face A on the core body 2 contacts more and more forr a short time with the outer peripheral face of the boss 5 of pedestal 1; Finally trimming moment can't be provided, core body 2 is that the center pivots with guide shaft 23 under the effect of spring 3, and second end 24 will overlap on holding section 7.Fig. 8 has shown the situation that second pivot 302 and core 2 break away from fully, and second end 24 of core body 2 overlaps with holding section 7 simultaneously, and this moment, this door closer-holder 100 returned to original stress.Thus, promptly can open and close according to above-mentioned opposite house body 200.
Below with the refrigerator that this door closer-holder 100 is installed under the brief account.Normally, this refrigerator can comprise: casing is limited with a chamber in the casing; Door body 200, door body 200 is connected to casing pivotly and is used for chamber between closure through first pivot 301 on the hinge 300; Door closer-holder 100 as above, door closer-holder 100 with respect to door body 200 towards the lopsidedness of a chamber be arranged in the body 200, shown in Fig. 3-8.Wherein be formed with on the hinge 300 with first pivot, 301 adjacent second pivot, 302, the second pivots 302 and be configured to draw-in groove 21 overlap joints when door body 200 turns to predetermined angular with respect to hinge 300 and on the core body 2.According to one embodiment of present invention, predetermined angular is 20 degree-35 degree.Door body 200 opening procedures of this refrigerator as stated, the brief description to its operation is omitted here thus.
In refrigerator according to the present invention, simple appearance not only, and can have a bigger angle of closing automatically.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means the concrete characteristic, structure, material or the characteristics that combine this embodiment or example to describe and is contained at least one embodiment of the present invention or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete characteristic, structure, material or the characteristics of description can combine with suitable manner in any one or more embodiment or example.
Although illustrated and described embodiments of the invention; Those having ordinary skill in the art will appreciate that: under the situation that does not break away from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited claim and equivalent thereof.