CN206420228U - Refrigerator door closer - Google Patents
Refrigerator door closer Download PDFInfo
- Publication number
- CN206420228U CN206420228U CN201720008698.0U CN201720008698U CN206420228U CN 206420228 U CN206420228 U CN 206420228U CN 201720008698 U CN201720008698 U CN 201720008698U CN 206420228 U CN206420228 U CN 206420228U
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- helix
- door
- door closer
- mounting hole
- refrigerator door
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Abstract
A kind of refrigerator door closer, including door closer body and door hinge, it is characterised in that：The first helix and the second helix are provided with described door closer body；Described the first helix and the second helix is connected by the first mounting hole and the second mounting hole with door hinge.The utility model utilizes the elastically-deformable principle of working of plastics, design is optimized to door closer structure, close the process that a process includes absorbing energy and releasing energy, and the effect how much influence door closers of working of plastics deformation quantity are closed the door, therefore design is optimized to door closer plastic piece structure, design is optimized in its process for absorbing energy, increase the working of plastics stress arm of force, stress sectional area is linearly increasing, make in door closing procedure, door closer can linear absorption energy, linearly release energy, door body will not be flicked when dynamics is lighter.Door body switch is smooth, without abnormal sound, reduces noise.
Description
Technical field
The utility model is related to a kind of door closer, specifically a kind of refrigerator door closer.
Background technology
Common refrigerator is easy to use in the market, saves energy consumption, is set typically at refrigerator door pivot structure
Door closer (company having is backstop) structure, the door closer of these current products is designed directly to hook structure.Such as Chinese patent
Document number CN204027169U in a kind of door holder gear disclosed in 17 days December in 2014, including including door holder gear main body installing plate and
Rotary axle box, door holder gear main body installing plate, which has, helps suction structure, in addition to a limited block, and the rigidity of limited block is more than door holder and keeps off master
The rigidity of body, when refrigerator door is opened into maximum angle, contacts spacing by limited block with refrigerator door hinge chain.
During closing the door, hook opens, and absorbs the inertia energy closed the door, is reached most when closing the door to after certain angle
Big value, will at this time release energy and close door body.Refrigerator door closer hook structure now on the market is more stiff, switch gate
When have pause and transition in rhythm or melody sense, door body can be also flicked sometimes, such as old man, child's strength is smaller, comparison of closing the door is light, if now close
When the inertia force that door device is absorbed to is insufficient to allow door closer maintenance to maximal angle value (plastics hook deformation maximum), door closer
Door body can be flicked on the contrary, and the door body flicked is likely to hit old man and child.
Therefore, it is further improved.
Utility model content
The utility model aims to provide a kind of simple and reasonable, does not increase product cost, eliminates when door body is closed
Frustrate sense, the preferable smoothly refrigerator door closer of closing effect, to overcome deficiency of the prior art.
To achieve the above object, the utility model provides a kind of refrigerator door closer, including door closer body and door hinge, its
It is characterised by：The first helix and the second helix are provided with described door closer body；The first described helix and
Two helixes are connected by the first mounting hole and the second mounting hole with door hinge.
The section of first helix and the second helix is in circular arc, and be arranged concentrically；The first described spiral shell
Spin line and the second helix collectively form the C-shaped door closer body in section；First helix is located at the second helix
Inner side；The diameter of second helix is more than the diameter of the first helix.
Connecting portion is horizontally arranged with the middle part of first helix and the second helix；Section at this is H-shaped；It is described
Intersect the end of first helix and the second spiral；Described the first helix and the second helix intersection is set for circular arc
The rotation distance of first helix is n, and the rotation distance of the second helix is m, and wherein m is more than n；Described
One helix with second it is spiral yarn shaped into section it is more remote from the first mounting hole, the area of section is smaller.
Described the first mounting hole and the second mounting hole is arranged side by side in the horizontal direction, and its center of circle is in same horizontal line
On.
Door hinge is located on casing；Door closer body is fastenedly connected in door body bottom by screw；Described screw is screwed
In in the first mounting hole and the second mounting hole；Described door hinge is provided with axis hole；The door closer body is provided with and axis hole
The rotating shaft of matching；Described axis of rotation is connected in axis hole.
The depth of first mounting hole is less than the depth of the second mounting hole.
The utility model utilizes the elastically-deformable principle of working of plastics, and design is optimized to door closer structure, a process is closed
Including absorbing energy and the process that releases energy, and the effect how much influence door closers of working of plastics deformation quantity are closed the door, therefore it is right
Door closer plastic piece structure optimizes design, optimizes design in its process for absorbing energy, increase working of plastics is by force
Arm, stress sectional area is linearly increasing, makes in door closing procedure, door closer can linear absorption energy, linearly release energy, in dynamics
Door body will not be flicked when comparing light.
In the utility model, using two helixes, the first helix in the middle of the second helix with being connected, and cross section is constituted
" H " printed words.First helix and the second helix arc diameter are different, and two helix spiral acceleration are inconsistent, go to
During certain angle, size is respectively n, m, wherein m>n.The section for constituting two spirals is smaller from the more remote area of mounting hole, two
Helix constitutes the arm of force of door closer, by this design, this door closer is absorbed the impact of friction speed at closing time, subtracts
The generation of small noise, and stress linearly increases.Actual verification, door body after 100,000 switch gate experiments is carried out to door body and is switched
It is still smooth, without abnormal sound, reduce noise.
Brief description of the drawings
Fig. 1 is the profile of the embodiment of the utility model one
Fig. 2 is the profile in A-A directions.
Fig. 3 is first/second helical rotation position view.
Fig. 4 is door closer body and hinge connection schematic diagram.
Fig. 5 is that door closer around hinge rotates schematic diagram.
Fig. 6 is the functional arrangement of P point running orbits.
Fig. 7 is assembling structure schematic diagram of the present utility model.
Fig. 8 is A portions enlarged drawing.
Fig. 9 is the decomposition texture schematic diagram of door closer body.
1 is door closer body in figure, and 1.1 be the first helix, and 1.2 be the second helix, and 1.3 be the first mounting hole, 1.4
It is connecting portion for the second mounting hole, 1.5,1.6 be rotating shaft, and 2 be door hinge, and 2.1 be axis hole, and 3 be casing, and 4 be door body, and K points are
The centre point of imaginary door closer arm of force rotational deformation, P points are door closer and hinge contact site.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is further described to the utility model.
Referring to Fig. 1-Fig. 3, a kind of refrigerator door closer, including door closer body 1 and door hinge 2 are set on door closer body
There are the first helix 1.1 and the second helix 1.2；First helix 1.1 and the second helix 1.2 pass through the first mounting hole 1.3
It is connected with the second mounting hole 1.4 with door hinge 2.
Further, the first helix 1.1 and the second helix 1.2 are in circular arc, and are arranged concentrically；First spiral shell
The helix 1.2 of spin line 1.1 and second collectively forms the C-shaped door closer body 1 in section；First helix 1.1 is located at the second spiral shell
The inner side of spin line 1.2；The diameter of second helix 1.2 is more than the diameter d of the first helix 1.1.
Further, the middle part of the first helix 1.1 and the second helix 1.2 is horizontally arranged with connecting portion 1.5；At this
Section it is H-shaped；Intersect the end of first helix 1.1 and the second helix 1.2；First helix and the second helix are intersecting
Locate to set for circular arc.
Further, the rotation distance of the first helix 1.1 is n, and the rotation distance of the second helix 1.2 is m, wherein
M is more than n；First helix 1.1 and the C shaped sections that the second helix 1.2 is formed are more remote from the first mounting hole 1.3, the section
Area is smaller.
Further, the first mounting hole 1.3 and the second mounting hole 1.4 are arranged side by side in the horizontal direction, and its circle centre position
In in same horizontal line.
Further, door hinge 2 is located on casing 3；Door closer body 1 is fastenedly connected in the bottom of door body 4 by screw；
Screw is tightened in the first mounting hole 1.3 and the second mounting hole 1.4；Door closer device body 1 is provided with axis hole 2.1；Door hinge 2 is set
It is equipped with the rotating shaft 1.6 matched with axis hole；Rotating shaft 1.6 is rotationally connected with axis hole 2.1.
Further, the depth of the first mounting hole 1.3 is less than the depth of the second mounting hole 1.4.
Concrete operating principle：
Referring to Fig. 3, two helix spiral acceleration are inconsistent, and when going to certain angle, size is respectively n, m, wherein m>
n.The section for constituting two spirals is smaller from the more remote area of mounting hole, and two helixes constitute the arm of force of door closer, by this
One design, makes this door closer to absorb the impact of friction speed at closing time, reduces the generation of noise, and stress linearly increases
Plus.
Referring to Fig. 4, door closer, by C point hinges, makes door closer in the plane to be rotated freely by c points with door hinge 2.
K points are the centre point of imaginary door closer arm of force rotational deformation, helix terminal p, by the week of the first helix and the second helix
P ＇ points are obtained after deploying in long-press Fig. 3 along respective circular arc, p and 2 points of p ＇ center vertical line is installed with first, second again
The intersection point of the extended line in hole is k points.
Referring to Fig. 5, k points are around the certain angle of c point rotate counterclockwises, and p points are relative to k point running orbits such as Fig. 5 left sides
Functional arrangement, this mechanism be quick return mechanism, it is necessary to peak is moved forward, this functional arrangement can be drawn by trigonometric function compound operation
(referring to Fig. 6), running orbit of the p points around c points can be obtained by then again substituting into the functional expression of k points, as shown in Figure 5.Again finally
The R values of helix end construction are obtained, the p locus of points offset R values to c points direction, that is, obtain the corresponding rail of hook in door hinge 2
Trace.
General principle of the present utility model, principal character and advantage of the present utility model has been shown and described above.Ability
The technical staff in domain should be recognized that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, the utility model also has on the premise of the utility model spirit and scope are not departed from
Various changes and modifications, these changes and improvements are both fallen within the range of claimed the utility model.The utility model requirement
Protection domain is defined by appended claims and its equivalent.
Claims (7)
1. a kind of refrigerator door closer, including door closer body (1) and door hinge (2), it is characterised in that：Described door closer body
On be provided with the first helix (1.1) and the second helix (1.2)；Described the first helix (1.1) and the second helix
(1.2) it is connected by the first mounting hole (1.3) and the second mounting hole (1.4) with door hinge (2).
2. refrigerator door closer according to claim 1, it is characterised in that：First helix (1.1) and the second spiral
Line (1.2) is in circular arc, and be arranged concentrically；Described the first helix (1.1) and the second helix (1.2) is collectively formed
The C-shaped door closer body (1) in section；First helix (1.1) is located at the inner side of the second helix (1.2)；Described
The diameter of two helixes (1.2) is more than the diameter d of the first helix (1.1).
3. refrigerator door closer according to claim 2, it is characterised in that：First helix (1.1) and the second spiral
Connecting portion (1.5) is horizontally arranged with the middle part of line (1.2)；Section at this is H-shaped；First helix (1.1) and second
Intersect the end of helix (1.2)；Described the first helix and the second helix intersection is set for circular arc
4. refrigerator door closer according to claim 3, it is characterised in that：The rotation distance of first helix (1.1)
For n, the rotation distance of the second helix (1.2) is m, and wherein m is more than n；First helix (1.1) and the second helix
(1.2) the C shaped sections formed are more remote from the first mounting hole (1.3), and the area of section is smaller.
5. refrigerator door closer according to claim 1, it is characterised in that：Described the first mounting hole (1.3) and the second peace
Dress hole (1.4) is arranged side by side in the horizontal direction, and its center of circle is in same horizontal line.
6. refrigerator door closer according to claim 5, it is characterised in that：Door hinge (2) is located on casing (3)；Door closer
Body (1) is fastenedly connected in door body (4) bottom by screw；Described screw is tightened in the first mounting hole (1.3) and the second peace
Fill in hole (1.4)；Described door closer body (1) is provided with axis hole (2.1)；The door hinge (2) is provided with to be matched with axis hole
Rotating shaft (1.6)；Described rotating shaft (1.6) is rotationally connected with axis hole (2.1).
7. refrigerator door closer according to claim 6, it is characterised in that：The depth of first mounting hole (1.3) is less than
The depth of second mounting hole (1.4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720008698.0U CN206420228U (en) | 2017-01-03 | 2017-01-03 | Refrigerator door closer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720008698.0U CN206420228U (en) | 2017-01-03 | 2017-01-03 | Refrigerator door closer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206420228U true CN206420228U (en) | 2017-08-18 |
Family
ID=59574205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720008698.0U Active CN206420228U (en) | 2017-01-03 | 2017-01-03 | Refrigerator door closer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206420228U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106642948A (en) * | 2017-01-03 | 2017-05-10 | 广东格兰仕集团有限公司 | Door closer of refrigerator |
-
2017
- 2017-01-03 CN CN201720008698.0U patent/CN206420228U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106642948A (en) * | 2017-01-03 | 2017-05-10 | 广东格兰仕集团有限公司 | Door closer of refrigerator |
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