Summary of the invention
The present invention is intended to one of solve the problems of the technologies described above at least.For this reason, one object of the present invention is to propose a kind of door closer-holder that is used for drawer-type refrigerator, and this door closer-holder is simple in structure, and can realize the effect of closing the door of drawer-type refrigerator well, and the door spacing of refrigerator is little, and outward appearance is good.
Another object of the present invention is to propose a kind of drawer-type refrigerator with above-mentioned door closer-holder.
Door closer-holder according to the drawer-type refrigerator of the embodiment of one aspect of the invention; Comprise: pedestal; Said pedestal is provided with the boss that extends along its fore-and-aft direction, is provided with the guide groove that extends along said fore-and-aft direction in the said boss, and contiguous its front end is provided with the holding section on the said pedestal; Core body; First end of said core body is provided with draw-in groove; The side of said core body is provided with guiding block and guide shaft; It is interior and removable so that said holding section holds and discharge second end of said core body along said fore-and-aft direction that said guide shaft is engaged in said guide groove pivotly, and said guiding block contacts with the outside wall surface of said boss towards the side of said guide shaft slidably; And spring, the rear end of said spring 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.
According to the door closer-holder of the drawer-type refrigerator of the embodiment of the invention, simple in structure, can realize closing automatically of automated freezer drawer reliably, need not to be provided with big spacing between the drawer, outward appearance is good.
In addition, the door closer-holder of drawer-type refrigerator according to the above embodiment of the present invention can also have following additional technical characterictic:
Said boss comprises the front-end and back-end and the rectangular portion between said front-end and back-end of circular arc, and said guide groove comprises the front-end and back-end and the rectangular section between said front-end and back-end of circular arc.
The center of circle of said guide groove front end is lower than the center of circle of said guide groove rear end.
The front end of said boss links to each other with said rectangular portion through predetermined long circular arc wall.
Said guiding block is an arc surface towards the side of said guide shaft.
The top of contiguous its front end is provided with lug boss on the side of said pedestal, is provided with recess in the said lug boss, and wherein said holding section is made up of the sidewall of said recess.
The door closer-holder of drawer-type refrigerator also comprises cover plate according to an embodiment of the invention, and said cover plate is installed in and is used for the said core body of capping on the said pedestal.
Have on the said cover plate and said draw-in groove movement locus corresponding opening conduit.
The drawer-type refrigerator of embodiment according to a further aspect of the invention comprises: casing, be limited with a chamber in the said casing, and be equipped with guide rail on the two side of said chamber; Drawer; Said drawer on the fore-and-aft direction extract the position out and push be located at movably between the position said indoor; Be equipped with slide rail on two lateral walls of said drawer; Said two slide rails are supported on respectively on said two guide rails slidably, and at least one in said two slide rails is provided with bearing pin; And door closer-holder; Said door closer-holder is installed in the said casing with corresponding with said at least one slide rail that is provided with said bearing pin and be according to the described door closer-holder of first aspect present invention embodiment; Wherein in said extraction position and be positioned at outside the said draw-in groove and second end of said core body is held by said holding section, leave said holding section at said drawer second end that said bearing pin gets into said draw-in groove and said core body when pushing the position and move from said equilbrium position apart from said bearing pin between the said equilbrium position that pushes position-scheduled distance.
Be equipped with bearing pin on two slide rails, said door closer-holder is two and corresponding with said two slide rails respectively.
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.
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, can be directly to link to each other, also can link to each other indirectly through intermediary, and 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.
Drawer-type refrigerator door closer-holder 2 according to the embodiment of the invention is described with reference to the drawings below.
Shown in Fig. 1-5, comprise pedestal 21, core body 22 and spring 23 according to the door closer-holder 2 of embodiment of the invention drawer-type refrigerator.
Pedestal 21 is the block of cardinal principle rectangular shape, for example can be supported by injection moulding.Pedestal 21 is provided with along its fore-and-aft direction (left and right directions among Fig. 2-5; Be extraction and the direction of extracting of the drawer of drawer-type refrigerator; Before wherein the drawer direction of extracting out was, the direction that pushes was the back) boss 215 that extends, be provided with the guide groove 211 that extends along fore-and-aft direction in the boss 215; Boss 215 can run through pedestal 21 with guide groove 211 and form, and promptly boss 215 can extend from two sides of pedestal 21.
The top of contiguous its front end (left end among Fig. 2-5) also is provided with holding section 217 on the side of pedestal 21.In an example of the present invention, for example, contiguous its upper front end is provided with lug boss on the side of pedestal 21, is provided with recess 216 in the lug boss, and the sidewall of recess 216 has constituted holding section 217.
First end of core body 22 (lower end among Fig. 2-5) is provided with draw-in groove 221; The side of core body 22 (right flank among Fig. 1) is provided with guide shaft 223 and guiding block 222; Guide shaft 223 can pivot and be engaged in the guide groove 211 and along fore-and-aft direction movably, so that said holding section 217 can hold and discharge second end (upper end among Fig. 2-5) of core body 22.H1 contacts with the front end face H2 of boss 215 guiding block 222 slidably towards the side of guide shaft 223.
(the lower end among Fig. 1, the rear end of spring 23; Right-hand member among Fig. 2-5) go up and the rear end (lower end among Fig. 1) of contiguous pedestal 21 side (left surface among Fig. 1) that is connected pedestal 21; For example; The position of adjacent back end is provided with holding tank 214 in the side of pedestal 21, and the rear end of spring 23 is stuck in the holding tank 214.The front end of spring 23 (upper end among Fig. 1) links to each other with second end of core body 22, and for example the position of contiguous second end is provided with axis 224 on the side of core body 22, and the front end of spring 23 links on axis 224.
Shown in Fig. 1-5, in some embodiments of the invention, door closer-holder 2 also comprises cover plate 24, and cover plate 24 is installed on the pedestal 21, is used for capping core body 22, and in other words, pedestal 21 is positioned at the space of cover plate 24 and pedestal 21 qualifications.Of Fig. 1, have the movement locus corresponding opening conduit 241 with draw-in groove 211 on the cover plate 24, here, open channel 241 is corresponding with the movement locus of draw-in groove 211 to the shape that is interpreted as open channel 241 with the movement locus of draw-in groove 211.
Of Fig. 1-5; In concrete examples more of the present invention; Boss 215 comprises the front-end and back-end and the rectangular portion between said front-end and back-end of circular arc, and correspondingly, guide groove 211 comprises the front-end and back-end and the rectangular section between said front-end and back-end of circular arc.In other words, boss 215 is semicircle, the middle oblong shape of rectangle that is for two ends.Correspondingly, guide groove 211 also is a Long Circle.
Shown in Fig. 2-5, the center of circle of guide groove 211 front ends is lower than the center of circle of the rear end of guide groove 21, and thus, the front end of guide groove 211 is downward-sloping with respect to the rectangular section and the rear end of guide groove 211.Advantageously, the front end of boss 215 links to each other with the rectangular portion of boss 215 through predetermined long circular arc wall.In other words; The circular arc sidewall of the front bulkhead that the perisporium of guide groove 211 comprises circular arc and aft bulkhead and the predetermined length that links to each other with the front bulkhead of circular arc; And be connected the straight sidewall between circular arc sidewall and the circular arc rear end; The length of circular arc sidewall can be according to concrete Application Design, and the circular arc sidewall is downward-sloping from straight sidewall, can adapt to the operation of refrigerator drawer thus better.
H1 is an arc surface to guiding block 222 towards the side of guide shaft 223.When guide shaft 223 in guide groove 211 when fore-and-aft direction moves, the side H1 of circular arc contacts with the outside wall surface of boss 215 slidably, with the rotation and the translation of guiding guide shaft 223, in other words, the sidewall of boss 215 is clipped between guide shaft 223 and the guiding block 222.
Following with reference to the drawer-type refrigerator of figure 2-5 description according to the embodiment of the invention.Drawer-type refrigerator according to the embodiment of the invention comprises the casing (not shown), drawer (not shown) and door closer-holder 2.
Particularly, be limited with a chamber in the casing, be respectively equipped with the guide rail (not shown) on two sidewalls of a chamber.
Said drawer is being extracted the position out (promptly on fore-and-aft direction; Drawer is retracted to the open mode of normal use fully) and push position (position G shown in Figure 3; Be that drawer is pushed into the position of normally closing fully) between be located at movably said indoor; Be equipped with slide rail 1 on two lateral walls of said drawer, said two slide rails 1 are supported on respectively on said two guide rails slidably, and at least one in said two slide rails is provided with bearing pin 11.
It is interior with corresponding with said at least one slide rail that is provided with bearing pin 11 that door closer-holder is installed in said casing, for example can reserve the installing space of door closer-holder 2 in a chamber at the back.Door closer-holder can and for to describe door closer-holder 2 according to the foregoing description; Wherein be in said extraction position and apart between the said equilibrium arrangement that pushes position G preset distance L (for example 50 millimeters) time when said drawer; Second end that bearing pin 11 is positioned at draw-in groove 221 outsides and core body 22 is held by holding section 217; Core body 22 is in poised state, and is as shown in Figure 2.
Leave holding section 217 at said drawer from second end that said equilibrium arrangement bearing pin 11 when pushing position G and move begins to get into draw-in groove 221 and core body 11, thereby drawer is automatically moved under the effect of spring 23 and pushes the position, shown in Fig. 3 and 4.
On the contrary; When said drawer from the said position that pushes towards extracting the position out when moving, when moving to said equilibrium arrangement, second end that bearing pin 11 breaks away from draw-in grooves 221 and core body 22 is held by holding section 217; Thereby core body 22 is in poised state, like Fig. 2 and shown in Figure 5.
In some preferred embodiments, door closer-holder 2 is two, and it is corresponding with said two slide rails respectively to be equipped with 11, two door closer-holders 2 of bearing pin on two slide rails 1.Said chamber and said drawer can be a plurality of.
Extraction and push operation according to the drawer of the drawer-type refrigerator of the embodiment of the invention are described with reference to the drawings below.
When backward directions A pushes drawer; As shown in Figure 2, when drawer moved to equilibrium arrangement backward from extracting the position out, door closer-holder 2 got into poised state; Bearing pin 11 on the slide rail 1 is positioned at draw-in groove 221 outsides on the core body 22; Spring 23 is in extended state, and core body 22 is at three directed force F 1 (pulling force of spring 23), and the effect of F2 (active forces of the 217 pairs of core bodys 22 in holding section) and F3 (active forces of 211 pairs of guide shafts 223 of guide groove) keeps balance down.
Shown in Fig. 2 and 3, along backward direction A with drawer from equilibrium arrangement when pushing the position and promote, drawer leaves equilibrium arrangement; In the draw-in groove 221 that bearing pin 11 on the slide rail 1 gets on the core body 22, thereby the 11 driving core bodys 22 of the bearing pin on the slide rail 1 overcome the pulling force of spring 23 core body 22 is rotated counterclockwise, second end of core body 22 leaves holding section 217; Spring 23 pulling core bodys 22 move backward, and wherein bearing pin 11 moves in guide groove 211 backward, thereby guide moving backward of slide rail 1 and drawer; Simultaneously, the side H1 of guiding block 222 and the outside wall surface sliding-contact of boss 215 are moved with guiding core body 22, thus; Drawer moves to backward automatically under the effect of spring 23 and pushes the position; Drawer pushes fully, has realized closing automatically of automatic drawing, and is as shown in Figure 4.
When needs were extracted drawer out, as shown in Figure 5, with pulling pulling force that moving drawer overcomes spring 23 along forwards moving to B, the bearing pin 11 that is positioned at draw-in groove 221 this moment drove core bodys 22 and moves forward, and while guide shaft 223 moves forward in guide groove 211.When drawer arrived equilibrium arrangement (as shown in Figure 2), bearing pin 11 broke away from guide groove 211, and second end of core body 22 begins to clockwise rotate under the effect of spring 23; Second end of core body 22 is held by holding section 217; Drawer is at three power F1, and F2 reaches poised state again under the effect of F3; Thereby can continue to move drawer from equilibrium arrangement along backward directions B towards extracting the position out, and the core body 22 consistent poised states that remain on.
According to the drawer-type refrigerator of the embodiment of the invention, need not the spacing that keeps big between the drawer, can realize reliably closing the door automatically, frictional force is little, and outward appearance is good.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " 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.