CN200978591Y - Automatic returning door hinge - Google Patents
Automatic returning door hinge Download PDFInfo
- Publication number
- CN200978591Y CN200978591Y CN 200620014964 CN200620014964U CN200978591Y CN 200978591 Y CN200978591 Y CN 200978591Y CN 200620014964 CN200620014964 CN 200620014964 CN 200620014964 U CN200620014964 U CN 200620014964U CN 200978591 Y CN200978591 Y CN 200978591Y
- Authority
- CN
- China
- Prior art keywords
- axle sleeve
- mandrel
- self
- flexible member
- door hinge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a hinge for self-return doors, comprising a core shaft, a first shaft sleeve and a second shaft sleeve, with both of which the core shaft is sleeved, wherein each of the first shaft sleeve and the second shaft sleeve has an inclined plane which is engaged with that of the other shaft sleeve, at least one of the first shaft sleeve and the second shaft sleeve is engaged with the core shaft, and the two shaft sleeves are rotatable relative to each other. The hinge for self-return doors of the utility model has a high reliability ensuring the self-return of the door body, and is simple in structure, low in production cost and convenient installation.
Description
Technical field
The utility model relates to a kind of door hinge, more particularly, relates to a kind of self-return door hinge.
Background technology
In the actual life, a lot of occasions require to keep door to be in closed condition, as office, hospital, operating platform etc., sometimes even relate to handling safety, as the wicket on the high-altitude application platform fence, require it to be in buttoned-up status all the time, to improve processing safety.
Self-return that be to realize door keeps closed condition, and that generally uses at present is mounted in hydraulic damping door leaf returning device between doorframe and the door leaf upside, this apparatus structure complexity, and processing difficulties, the manufacturing cost height costs an arm and a leg.
The applying date is that the Chinese patent 96211963.6 on May 22nd, 1996 discloses " a kind of structure that automatically replies hinge ", this structure comprises two blades, the blade abutting end is provided with a connecting axle, connecting axle is provided with helicla flute, another blade abutting end is extended with several oblique sheets that is provided with at interval, tiltedly the sheet folding that can break is round, but tiltedly the sheet axle sleeve in helicla flute, tiltedly sheet and connecting axle with and blade is connected as a single entity.Compare with hydraulic damping door leaf returning device though this automatically replies hinge, reduced manufacturing cost, but still have comparatively difficulty of connecting axle helicla flute processing, the lower defective of the reliability that resets of door.
The utility model content
The technical problems to be solved in the utility model is to provide a kind of self-return door hinge simple in structure, the reliability of raising door leaf self-return, reduction difficulty of processing and manufacturing cost.
The technical scheme that its technical problem that solves the utility model adopts is: construct a kind of self-return door hinge, it is characterized in that, comprise mandrel, be sleeved on axle sleeve one and axle sleeve two on this mandrel, described axle sleeve one and axle sleeve two comprise an inclined-plane that cooperatively interacts respectively, this axle sleeve one and axle sleeve two have at least one with described mandrel movingly and can rotate mutually.
In self-return door hinge of the present utility model, comprise flexible member with holes, described mandrel one end comprises end gauge, this mandrel other end passes described axle sleeve one and the axle sleeve two that cooperatively interacts, and then pass this flexible member, this other end at described mandrel comprises the flexible member position limiting structure, and this flexible member position limiting structure makes described flexible member be in compressive state.
In self-return door hinge of the present utility model, described mandrel end gauge is the convex that is arranged on this mandrel end, or described mandrel end gauge be arranged on this mandrel end external screw thread and with this external screw thread nut engaged.
In self-return door hinge of the present utility model, described flexible member position limiting structure is the external screw thread that is arranged on the described other end of described mandrel, with this external screw thread nut engaged be pressed on the packing ring of described flexible member end by this nut; Or described flexible member position limiting structure is the horizontal pin-and-hole that is arranged on the described other end of described mandrel, is inserted into the alignment pin in this horizontal pin-and-hole and is pressed on the packing ring of described flexible member end by this alignment pin.
In self-return door hinge of the present utility model, described flexible member is the compression spring.
In self-return door hinge of the present utility model, comprise installed part one that is fixedly connected on described axle sleeve one outside and the installed part two that is fixedly connected on described axle sleeve two outsides.
In self-return door hinge of the present utility model, described installed part one and installed part two are for blade is installed, and when fit mutually in the cooperation inclined-plane of described axle sleeve one and axle sleeve two, this two surface that blade is installed is parallel to each other or is vertical mutually.
In self-return door hinge of the present utility model, described installation blade is provided with installing hole.
Implement self-return door hinge of the present utility model, compared with the prior art, its beneficial effect is:
1, reliability height can guarantee the door leaf self-return;
2, simple in structure, cost of production is low, installs and uses simple.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the hinge state diagram of the utility model self-return door hinge embodiment one door leaf when closing.
Fig. 2 is the hinge state diagram of the utility model self-return door hinge embodiment one door leaf when opening.
The specific embodiment
Embodiment one
Fig. 1, Fig. 2 show the embodiment one of the utility model self-return door hinge.As shown in Figure 1, this self-return door hinge comprises mandrel 1, axle sleeve 3, axle sleeve 4 and compression spring 5 flexible members such as (or adopt) elastic caoutchouc covers, axle sleeve 3, axle sleeve 4, compression spring 5 are sleeved on the mandrel 1 successively, axle sleeve 3 and axle sleeve 4 comprise an inclined-plane that cooperatively interacts respectively, and axle sleeve 3 and axle sleeve 4 rotate movingly with mandrel 1.
Mandrel 1 upper end is provided with external screw thread, and nut 2 cooperates with mandrel 1 upper external screw thread makes mandrel 1 with location, axle sleeve 3 upper ends, in mandrel 1 lower end external screw thread is set, and with nut 7 packing ring 6 is pressed in the end of compressing spring 5, makes compression spring 5 keep compressive states.
The setting installation connector 31 and 41 of fixedlying connected respectively in the outside of axle sleeve 3, axle sleeve 4 with door leaf or doorframe.Connector 31 is installed is fixedlyed connected with door leaf or doorframe respectively, as welding, bonding or riveted joint etc. with 41.
Connector 31 and 41 is installed can be adopted tabular installation blade, at this moment, when fit mutually in the cooperation inclined-plane of axle sleeve 3 and axle sleeve 4, this two surface that blade is installed should be parallel to each other or be vertical mutually.When door leaf or doorframe are connected with the side surface of installation sheet, can guarantee that door leaf and doorframe are in the closed position.
In order to further facilitate installation, when installation connector 31 and 41 adopts tabular installation blade, on the installation blade, installing hole is set, convenient use screw, rivet etc. will be installed connector 31 and 41 and be fixedly connected on respectively on door leaf or the doorframe.
When gate flap is opened, door leaf drives the axle sleeve (as axle sleeve 3) of fixedlying connected with it and rotates, as shown in Figure 2, when door leaf opens 90 when spending, axle sleeve 3 rotates 90 degree with respect to axle sleeve 4, under the resilient force of the weight of door leaf and compression spring 5, axle sleeve 3 has the trend that goes back to state shown in Figure 1, makes the door leaf self-return to closed condition between this moment axle sleeve 3 and the axle sleeve 4.
In other embodiments, the convex structure as bolt can be adopted in the upper end of mandrel 1, realizes the location of mandrel 1 and axle sleeve 3 upper ends.
In other embodiments, the lower end of mandrel 1 can be adopted horizontal pin-and-hole and the alignment pin that is inserted in this horizontal pin-and-hole are set, and alignment pin is pressed in compression spring 5 ends with packing ring 6 makes it keep compressive state.
In other embodiments, can not be provided with connector 31 and 41 is installed, and be connected with axle sleeve 4 with axle sleeve 3 respectively by the structure on gate flap or the doorframe.
Embodiment two
The self-return door hinge of present embodiment comprises mandrel 1, axle sleeve 3 and axle sleeve 4, and axle sleeve 3, axle sleeve 4 are sleeved on the mandrel 1, and axle sleeve 3 and axle sleeve 4 comprise an inclined-plane that cooperatively interacts respectively, and axle sleeve 3 is fixedlyed connected with mandrel 1, and axle sleeve 4 rotates movingly with mandrel 1.With axle sleeve 3 be connected with door leaf, axle sleeve 4 is connected with doorframe, open the door rear axle housing 3 and axle sleeve 4 turn to the separation point position, inclined-plane by the inclined-plane cooperation position, axle sleeve 3 is returned to the inclined-plane cooperation position of axle sleeve 3 and axle sleeve 4 again under door leaf deadweight effect, realize the door leaf return.
Embodiment three
The self-return door hinge of present embodiment comprises mandrel 1, axle sleeve 3 and axle sleeve 4, and axle sleeve 3, axle sleeve 4 are sleeved on the mandrel 1, and axle sleeve 3 and axle sleeve 4 comprise an inclined-plane that cooperatively interacts respectively, and axle sleeve 4 is fixedlyed connected with mandrel 1, and axle sleeve 3 rotates movingly with mandrel 1.With axle sleeve 3 be connected with door leaf, axle sleeve 4 is connected with doorframe, open the door rear axle housing 3 and axle sleeve 4 turn to the separation point position, inclined-plane by the inclined-plane cooperation position, axle sleeve 3 is returned to the inclined-plane cooperation position of axle sleeve 3 and axle sleeve 4 again under door leaf deadweight effect, realize the door leaf return.
In other embodiments, can adopt the mandrel of an end band convex to pass axle sleeve 3 and axle sleeve 4 from the top down, position by the convex and axle sleeve 3 upper ends of mandrel, axle sleeve 3 and axle sleeve 4 all with mandrel movingly and can rotate mutually.
In other embodiments, the rotatable structure movingly of axle sleeve that can adopt the axle sleeve that mandrel is fixedlyed connected with doorframe, fixedlyed connected with doorframe to be sleeved on to fixedly connected on the mandrel, with door leaf and mandrel realizes that mandrel leads to two axle sleeves.
In other embodiments, the rotatable structure movingly of axle sleeve that can also adopt the axle sleeve that mandrel is fixedlyed connected with gate flap, fixedlyed connected with gate flap to be sleeved on to fixedly connected on the mandrel, with doorframe and mandrel realizes that mandrel leads to two axle sleeves.
Claims (8)
1, a kind of self-return door hinge, it is characterized in that, comprise mandrel, be sleeved on axle sleeve one and axle sleeve two on this mandrel, described axle sleeve one and axle sleeve two comprise an inclined-plane that cooperatively interacts respectively, this axle sleeve one and axle sleeve two have at least one with described mandrel movingly and can rotate mutually.
2, self-return door hinge according to claim 1, it is characterized in that: comprise flexible member with holes, described mandrel one end comprises end gauge, this mandrel other end passes described axle sleeve one and the axle sleeve two that cooperatively interacts, and then pass this flexible member, this other end at described mandrel comprises the flexible member position limiting structure, and this flexible member position limiting structure makes described flexible member be in compressive state.
3, self-return door hinge according to claim 2, it is characterized in that: described mandrel end gauge is the convex that is arranged on this mandrel end, or described mandrel end gauge be arranged on this mandrel end external screw thread and with this external screw thread nut engaged.
4, self-return door hinge according to claim 2 is characterized in that: described flexible member position limiting structure is the external screw thread that is arranged on the described other end of described mandrel, with this external screw thread nut engaged be pressed on the packing ring of described flexible member end by this nut; Or described flexible member position limiting structure is the horizontal pin-and-hole that is arranged on the described other end of described mandrel, is inserted into the alignment pin in this horizontal pin-and-hole and is pressed on the packing ring of described flexible member end by this alignment pin.
5, according to the described self-return door hinge of one of claim 2 to 4, it is characterized in that: described flexible member is the compression spring.
6, self-return door hinge according to claim 5 is characterized in that: comprise installed part one that is fixedly connected on described axle sleeve one outside and the installed part two that is fixedly connected on described axle sleeve two outsides.
7, self-return door hinge according to claim 6, it is characterized in that: described installed part one and installed part two are for installing blade, when fit mutually in the cooperation inclined-plane of described axle sleeve one and axle sleeve two, this two surface that blade is installed is parallel to each other or is vertical mutually.
8, self-return door hinge according to claim 7 is characterized in that: described installation blade is provided with installing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620014964 CN200978591Y (en) | 2006-09-26 | 2006-09-26 | Automatic returning door hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620014964 CN200978591Y (en) | 2006-09-26 | 2006-09-26 | Automatic returning door hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200978591Y true CN200978591Y (en) | 2007-11-21 |
Family
ID=38978968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620014964 Expired - Fee Related CN200978591Y (en) | 2006-09-26 | 2006-09-26 | Automatic returning door hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200978591Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103806778A (en) * | 2012-11-06 | 2014-05-21 | 方高亮 | Door closer for installing and fixing spring by viscose |
| CN105525818A (en) * | 2014-09-30 | 2016-04-27 | 赵芬 | Lifting self-closing hinge for high-sealing door |
| CN106761090A (en) * | 2017-01-12 | 2017-05-31 | 温州盟宇五金制品有限公司 | A kind of booster type refrigerator hinge |
-
2006
- 2006-09-26 CN CN 200620014964 patent/CN200978591Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103806778A (en) * | 2012-11-06 | 2014-05-21 | 方高亮 | Door closer for installing and fixing spring by viscose |
| CN105525818A (en) * | 2014-09-30 | 2016-04-27 | 赵芬 | Lifting self-closing hinge for high-sealing door |
| CN106761090A (en) * | 2017-01-12 | 2017-05-31 | 温州盟宇五金制品有限公司 | A kind of booster type refrigerator hinge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071121 Termination date: 20150926 |
|
| EXPY | Termination of patent right or utility model |