CN111997465B - Gravity automatic closing type monorail hinge - Google Patents
Gravity automatic closing type monorail hinge Download PDFInfo
- Publication number
- CN111997465B CN111997465B CN202011010217.2A CN202011010217A CN111997465B CN 111997465 B CN111997465 B CN 111997465B CN 202011010217 A CN202011010217 A CN 202011010217A CN 111997465 B CN111997465 B CN 111997465B
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- Prior art keywords
- groove
- sliding
- shaft
- gravity
- axle
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Classifications
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- 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
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
- E05F1/02—Closers or openers for wings, not otherwise provided for in this subclass gravity-actuated, e.g. by use of counterweights
- E05F1/04—Closers or openers for wings, not otherwise provided for in this subclass gravity-actuated, e.g. by use of counterweights for wings which lift during movement, operated by their own weight
- E05F1/06—Mechanisms in the shape of hinges or pivots, operated by the weight of the wing
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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
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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
- E05D7/00—Hinges or pivots of special construction
- E05D7/08—Hinges or pivots of special construction for use in suspensions comprising two spigots placed at opposite edges of the wing, especially at the top and the bottom, e.g. trunnions
- E05D7/081—Hinges or pivots of special construction for use in suspensions comprising two spigots placed at opposite edges of the wing, especially at the top and the bottom, e.g. trunnions the pivot axis of the wing being situated near one edge of the wing, especially at the top and bottom, e.g. trunnions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/028—Details
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Hinges (AREA)
- Wing Frames And Configurations (AREA)
Abstract
The invention discloses a gravity automatic closing type monorail hinge, which comprises a mounting plate and a door groove block, wherein a rotating groove is formed in the door groove block, fixed shaft block holes and shaft sliding bending grooves are respectively formed in two sides of the groove bottom of the rotating groove, a gasket shaft and a sliding shaft are vertically fixed on the top surface of the mounting plate at intervals, the top end of the sliding shaft is slidingly inserted in the shaft sliding bending grooves, a connecting plate is horizontally sleeved on the rod wall of the gasket shaft in a rotating manner, the top surface of the outer side end of the connecting plate is fixedly provided with the fixed shaft in a rotating manner, the top end of the fixed shaft is slidingly inserted in the fixed shaft block holes, a groove slope is formed in the bottom surface of the shaft sliding bending groove, a gravity sliding block is clamped between the top of the groove slope and the inner wall of the rotating groove, and the top surface of the gravity sliding block is provided with a gravity slope which is slidingly connected with the groove slope; according to the invention, the door body is automatically closed by the gravitational potential energy in cooperation with the structural characteristics of the single-rail hinge, the overall structural size of the single-rail hinge is simplified, the cost advantage is realized, and the installation space occupation is small.
Description
Technical Field
The invention particularly relates to a single-rail hinge, in particular to a gravity automatic closing type single-rail hinge.
Background
The single-rail hinge generally refers to a hinge structure capable of realizing sectional opening and closing door body movements, and generally comprises a bending guide rail capable of driving the door body to open and close in sections, and the common single-rail hinge is provided with different movement modes for opening and closing doors, but is generally manually opened and closed, and for application scenes, particularly refrigerators, in order to prevent refrigerator doors from being opened for a long time, an automatic door closing mechanism is generally arranged, and the common automatic door closing mechanism usually adopts a damping or spring return mechanism, stores potential energy when the refrigerator doors are opened under the stress and then is pulled back to be closed transversely, but the return mechanisms are generally difficult to be combined with the structure of the single-rail hinge, and often need to additionally add an auxiliary mechanism, so that the single-rail hinge occupies more installation space, has complicated structure, increases manufacturing cost and lacks market competitiveness.
Thus, in response to this type of problem, there is a need for a single-track hinge that can be used in combination with a single-track hinge structure to achieve automatic door closing.
Disclosure of Invention
The invention aims to provide a gravity automatic closing type monorail hinge so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides an automatic closed type single track hinge of gravity, is including being used for the mounting panel of horizontal installation in box articulated side bottom and being used for installing the door groove piece in door body articulated side bottom position, the rotation groove has been seted up in the door groove piece, and fixed axle piece hole and axle slip bending groove have been seted up respectively to the both sides of rotation groove tank bottom, interval vertical fixation has gasket axle and sliding shaft around on the top surface of mounting panel, the top slip cartridge of sliding shaft is in the axle slip bending groove, and the horizontal rotation cover is equipped with the connecting plate on the pole wall of gasket axle, and the outside end top surface rotation of connecting plate is fixed with the fixed axle, the top slip cartridge of fixed axle is in the fixed axle piece hole, and the bottom surface of axle slip bending groove is provided with the groove slope, and the direction slope that the groove slope was opened in the slip bending inslot slip slope is down set up, and the gravity slider has been blocked between groove slope top and the rotation groove inner wall, the slide hole has been seted up at the gravity slider center, and the gravity slider is equipped with the gravity slope that meets with the slope of sliding groove on the pole wall of sliding shaft through the sliding hole slip cover.
The further scheme is as follows: the axle sliding curved groove comprises interior shrink groove and abduction groove, interior shrink groove and abduction groove are the open slot that the horizontal cross-section is arc, interior shrink groove and abduction groove link as an organic wholely, the sliding shaft is in interior shrink groove's initial end under door pocket piece and mounting panel closed condition, the sliding shaft is opened the in-process along interior shrink groove to abduction groove at door pocket piece and is slided, the sphere center that interior shrink groove arc groove face corresponds is located the front side of dead axle and the sphere center that abduction groove arc groove face corresponds is located the rear side of dead axle, sphere diameter that interior shrink groove arc groove face corresponds is less than the sphere diameter that abduction groove arc groove face corresponds.
Still further aspects are as follows: the gasket is arranged between the connecting plate and the panel of the mounting plate and used for adjusting the horizontal height of the connecting plate, the gasket is sleeved on the bottom end rod wall of the gasket shaft, a limiting rod for preventing the gasket from rotating is vertically fixed on the top panel of the mounting plate, and a bayonet used for clamping the limiting rod is formed in the side wall of the gasket.
Still further aspects are as follows: the gasket is provided with an arc notch in a clamping way, the arc notch is clamped on the side wall of the contact ring, and the contact ring is fixed on the bottom end rod wall of the sliding shaft.
Still further aspects are as follows: the outer end side wall of the connecting plate is arc-shaped, and a plate corner cambered surface matched with the outer end of the connecting plate is arranged on the side wall of the gravity sliding block.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the door body can be automatically closed through gravitational potential energy while the door body is opened by retracting the inner side and then opening the outer side, and the wireless spring or other return structures are matched with the structural characteristics of the single-rail hinge, so that the automatic door closing action is very skillfully realized, the overall structural size of the single-rail hinge is simplified, the cost advantage is realized, and the installation space occupation is small.
Drawings
FIG. 1 is a schematic structural view of a gravity-actuated self-closing monorail hinge.
Fig. 2 is an exploded view of a bottom view of a gravity self-closing monorail hinge.
Fig. 3 is a schematic structural view of the top of the mounting plate in the gravity-fed self-closing monorail hinge.
FIG. 4 is a schematic view of the interior of a door pocket block when the gravity self-closing monorail hinge is closed.
Fig. 5 is a bottom view of the mounting plate and door pocket block with the gravity-fed self-closing monorail hinge open.
FIG. 6 is a schematic view of the interior of a door pocket block when the gravity self-closing monorail hinge is opened.
Fig. 7 is a diagram of the installation position of a gravity-operated self-closing monorail hinge.
Fig. 8 is a partial enlarged view at a in fig. 7.
In the figure: door slot block 1, rotary slot 10, fixed axle block hole 11, axle sliding bending slot 12, slot slope 13, connecting plate 2, fixed axle 20, gasket axle 21, stop lever 22, gasket 23, sliding axle 24, contact ring 25, mounting plate 3, gravity slide block 4, slide hole 40, gravity inclined plane 41, plate corner cambered surface 42, box 5, door body 50.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
Referring to fig. 1-8, in the embodiment of the invention, a gravity automatic closing type monorail hinge comprises a mounting plate 3 horizontally arranged at the bottom of a hinged side of a box body 5 and a door groove block 1 arranged at the bottom of the hinged side of a door body 50, wherein a rotating groove 10 is formed in the door groove block 1, fixed shaft block holes 11 and a shaft sliding bending groove 12 are respectively formed at two sides of the bottom of the rotating groove 10, a gasket shaft 21 and a sliding shaft 24 are vertically fixed on the top surface of the mounting plate 3 at intervals, the top end of the sliding shaft 24 is slidably inserted in the shaft sliding bending groove 12, a connecting plate 2 is horizontally rotatably sleeved on the rod wall of the gasket shaft 21, a fixed shaft slope 20 is rotatably fixed on the top surface of the outer side end of the connecting plate 2, the top end of the fixed shaft 20 is slidably inserted in the fixed shaft block holes 11, a groove slope 13 is arranged on the bottom surface of the shaft sliding bending groove 12 in an inclined downward direction along the sliding shaft 24 in which the sliding groove 12 slides and is opened, a gravity sliding block 4 is clamped between the top of the groove slope 13 and the inner wall of the rotating groove 10, and the gravity sliding block 4 is connected with the gravity sliding block 4 through a slope 40, and the slope 40 is arranged on the sliding shaft 4 and the sliding hole 40 is sleeved on the sliding shaft 4.
The sliding and bending groove 12 is composed of a shrinking-in groove and a stretching-out groove, the shrinking-in groove and the stretching-out groove are all open grooves with arc-shaped horizontal sections, the shrinking-in groove and the stretching-out groove are connected into a whole, the sliding shaft 24 is positioned at the initial end of the shrinking-in groove under the closing state of the door groove block 1 and the mounting plate 3, the sliding shaft 24 slides along the shrinking-in groove and the stretching-out groove in the opening process of the door groove block 1, the ball center corresponding to the arc-in groove surface of the shrinking-in groove is positioned at the front side of the fixed shaft 20, the ball center corresponding to the arc-out groove surface of the stretching-out groove is positioned at the rear side of the fixed shaft 20, the ball diameter corresponding to the arc-in groove surface of the shrinking-in groove is smaller than the ball diameter corresponding to the arc-out groove surface of the stretching-out groove, when the door groove block 1 and the mounting plate 3 are closed to open, the sliding-in groove 12 slides from the shrinking-in groove to the stretching-out groove direction, namely, the side of the door body 50 mounted with the door body 1 is rotated inwards by a smaller radius, namely, the edge of the door body 50 mounted with the door body 1 is not bent out of the shrinking-in the groove is rotated inwards, and the whole door body 50 is not collided with the outer side of the door body 50 is opened by the rolling-out groove is opened by closing the door body, and the rolling-out side is larger than the outer side of the door body is not is opened.
Be equipped with the gasket 23 that is used for adjusting connecting plate 2 horizontal height between the panel of connecting plate 2 and mounting panel 3, the gasket 23 cover is established on gasket axle 21 bottom pole wall, be fixed with the gag lever post 22 that prevents gasket 23 pivoted on the top panel of mounting panel 3 perpendicularly, set up the bayonet socket that is used for blocking gag lever post 22 on the gasket 23 lateral wall, the interval between the setting of gasket 23 mainly with connecting plate 2 and mounting panel 3 is heightened and is prevented connecting plate 2 at the panel of rotation in-process friction mounting panel 3 repeatedly.
The gasket 23 is provided with an arc notch, the arc notch is clamped on the side wall of the contact ring 25, the contact ring 25 is fixed on the bottom end rod wall of the sliding shaft 24, and the contact ring 25 also prevents the gravity sliding block 4 from directly rubbing the plate surface of the mounting plate 3.
The working principle of the invention is as follows: in the process of opening the door body 50 by closing, the sliding shaft 24 slides along the shaft sliding curved groove 12, the gravity sliding block 4 moves along the groove slope 13 through the gravity inclined surface 41, the gravity sliding block 4 moves from the high position end to the low position end of the groove slope 13, in the process, the sliding shaft 24 and the fixed shaft 20 also slide in the vertical direction in the shaft sliding curved groove 12 and the fixed shaft block hole 11 respectively, when the sliding shaft 24 slides to the limit position, namely, the door body 50 is completely opened, at the moment, the gravity sliding block 4 moves to the low position end limit position of the groove slope 13, the top end of the gravity inclined surface 41 is mutually engaged with the tail end of the groove slope 13, the gravity sliding block 13 downwards presses the gravity inclined surface 41 under the action of the gravity of the whole door body 50, the gravity presses the gravity sliding block 4 to return to the reverse direction under the action of no external force, namely, the gravity sliding block 4 returns to the high position end along the groove slope 13, the door body 50 is reclosed to the box body 5, and the automatic closing action of the door body 50 is completed.
Examples
This embodiment differs from embodiment 1 in that:
the outer end side wall of the connecting plate 2 is set to be circular arc, the side wall of the gravity sliding block 4 is provided with a plate corner cambered surface 42 matched with the outer end of the connecting plate 2, and the arranged plate corner cambered surface 42 and the outer end of the circular arc connecting plate 2 mainly prevent the connecting plate 2 from being mutually noninterfered with the rotation of the gravity sliding block 4 and prevent dislocation collision.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (4)
1. The utility model provides a gravity automatic closed type single track hinge, includes mounting panel (3) that are used for horizontal installation in box (5) articulated side bottom and is used for installing door groove block (1) in door body (50) articulated side bottom position, its characterized in that, offer in door groove block (1) and rotate groove (10), fixed axle block hole (11) and axle sliding curved groove (12) have been offered respectively to the both sides in groove bottom of rotating groove (10), the interval is fixed with gasket axle (21) and sliding axle (24) perpendicularly around on the top surface of mounting panel (3), the top slip cartridge of sliding axle (24) is in axle sliding curved groove (12), the horizontal rotation cover is equipped with connecting plate (2) on the pole wall of gasket axle (21), the outside end top surface rotation of connecting plate (2) is fixed with fixed axle (20), the top slip cartridge of fixed axle (20) is in fixed axle block hole (11), the bottom surface in axle sliding curved groove (12) is provided with slope (13), slope (13) are equipped with along sliding axle (24) in the inclined direction of sliding axle (4) and are opened between slider (4) and slope (40) and the gravity is opened in the direction of sliding axle (4), the gravity sliding block (4) is sleeved on the rod wall of the sliding shaft (24) in a sliding way through a sliding hole (40), and a gravity inclined surface (41) which is connected with the groove slope (13) in a sliding way is arranged on the top surface of the gravity sliding block (4).
2. The gravity automatic closing type single-rail hinge according to claim 1, wherein the shaft sliding curved groove (12) is composed of an inward shrinking groove and an outward expanding groove, the inward shrinking groove and the outward expanding groove are all open grooves with arc-shaped horizontal sections, the inward shrinking groove and the outward expanding groove are connected into a whole, the sliding shaft (24) is positioned at the initial end of the inward shrinking groove in the closing state of the door groove block (1) and the mounting plate (3), the sliding shaft (24) slides along the inward shrinking groove to the outward expanding groove in the opening process of the door groove block (1), a spherical center corresponding to the arc-shaped groove surface of the inward shrinking groove is positioned at the front side of the fixed shaft (20), a spherical center corresponding to the arc-shaped groove surface of the outward expanding groove is positioned at the rear side of the fixed shaft (20), and the spherical diameter corresponding to the arc-shaped groove surface of the inward shrinking groove is smaller than the spherical diameter corresponding to the arc-shaped groove surface of the outward expanding groove.
3. The gravity automatic closing type single-rail hinge according to claim 1, wherein a gasket (23) for adjusting the horizontal height of the connecting plate (2) is arranged between the connecting plate (2) and the panel of the mounting plate (3), the gasket (23) is sleeved on the bottom end rod wall of the gasket shaft (21), a limiting rod (22) for preventing the gasket (23) from rotating is vertically fixed on the top panel of the mounting plate (3), and a bayonet for clamping the limiting rod (22) is formed in the side wall of the gasket (23).
4. A gravity automatic closing type monorail hinge according to claim 3, wherein the gasket (23) is provided with an arc-shaped notch, the arc-shaped notch is clamped on the side wall of the contact ring (25), and the contact ring (25) is fixed on the bottom end rod wall of the sliding shaft (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011010217.2A CN111997465B (en) | 2020-09-23 | 2020-09-23 | Gravity automatic closing type monorail hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011010217.2A CN111997465B (en) | 2020-09-23 | 2020-09-23 | Gravity automatic closing type monorail hinge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111997465A CN111997465A (en) | 2020-11-27 |
| CN111997465B true CN111997465B (en) | 2023-08-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011010217.2A Active CN111997465B (en) | 2020-09-23 | 2020-09-23 | Gravity automatic closing type monorail hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111997465B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113338739B (en) * | 2021-07-12 | 2023-10-13 | 江苏玖星精密科技集团有限公司 | Free embedded refrigerator hinge |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103132843A (en) * | 2013-03-20 | 2013-06-05 | 福建安井食品股份有限公司 | Gravity reset type free door device |
| KR20170064862A (en) * | 2015-12-02 | 2017-06-12 | 삼성중공업 주식회사 | Hinge rotating by gravity |
| CN107489329A (en) * | 2016-08-05 | 2017-12-19 | 青岛海尔股份有限公司 | Refrigerator |
| CN212927480U (en) * | 2020-09-23 | 2021-04-09 | 江苏星徽精密科技有限公司 | Gravity automatic closing type single-rail hinge |
-
2020
- 2020-09-23 CN CN202011010217.2A patent/CN111997465B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103132843A (en) * | 2013-03-20 | 2013-06-05 | 福建安井食品股份有限公司 | Gravity reset type free door device |
| KR20170064862A (en) * | 2015-12-02 | 2017-06-12 | 삼성중공업 주식회사 | Hinge rotating by gravity |
| CN107489329A (en) * | 2016-08-05 | 2017-12-19 | 青岛海尔股份有限公司 | Refrigerator |
| CN212927480U (en) * | 2020-09-23 | 2021-04-09 | 江苏星徽精密科技有限公司 | Gravity automatic closing type single-rail hinge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111997465A (en) | 2020-11-27 |
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Address after: 225300 north side of Yongfeng Road, high tech Industrial Park, Gaogang District, Taizhou City, Jiangsu Province Applicant after: Jiangsu Jiuxing Precision Technology Group Co.,Ltd. Address before: 225300 north side of Yongfeng Road, high tech Industrial Park, Gaogang District, Taizhou City, Jiangsu Province Applicant before: JIANGSU SACA PRECISION TECHNOLOGY Co.,Ltd. |
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