CN209154267U - A kind of hinge - Google Patents
A kind of hinge Download PDFInfo
- Publication number
- CN209154267U CN209154267U CN201820288242.9U CN201820288242U CN209154267U CN 209154267 U CN209154267 U CN 209154267U CN 201820288242 U CN201820288242 U CN 201820288242U CN 209154267 U CN209154267 U CN 209154267U
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- CN
- China
- Prior art keywords
- straight pin
- axis
- flap
- positioning sleeve
- mandrel
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Abstract
This application discloses a kind of hinges, it is characterized in that: being additionally provided with cap head, spring, mandrel, locating piece, positioning sleeve and axis, the first straight pin is provided on the axis, first hole is provided with the second straight pin, first straight pin matches with the second straight pin, fix axis and concave flap, third straight pin is provided on the positioning sleeve, the 4th straight pin is provided in second hole, the third straight pin matches with the 4th straight pin, fix positioning sleeve and convex flap, third notch and third step are provided in the positioning sleeve, the spring pocket is on mandrel, the mandrel is mounted in axis, the locating piece passes through mandrel and axis, the cap head is arranged on spring top, the third notch engages with locating piece, locating piece rotates on the third step.The application has the following characteristics that securely and reliably structure is simple, has locking function.
Description
Technical field
The utility model relates to a kind of hinge, it is particularly suitable for the hinged of wheelchair and backplate.
Background technique
In terms of medical care, patient, to prevent patient from falling outside wheelchair out, needs because handicapped need to be sitting on wheelchair
Backplate is hinged on wheelchair, and common backplate, with after a period of time, the interconnecting piece of hinge is easy to appear loosening, to make
Backplate loosens, and has certain risk.
Utility model content
The technical issues of the utility model solves is to overcome the deficiencies in the prior art, and provide a kind of connection jail
It leans on, is solid, the simple hinge of structure.
The application solve above-mentioned technical problem used by technical solution include: a kind of hinge, including kind of concave flap and
Convex flap, concave flap are provided with the first screw hole, and concave flap is fixedly mounted by the first screw hole and backplate, and concave is living
There are two concentric first hole, the side of convex flap is provided with the second screw hole for the other side setting of leaf, and convex flap passes through the
Two-screw hole is fixed with wheelchair, and the other side of convex flap is provided with the second hole, it is characterized in that: be additionally provided with cap head, spring,
Mandrel, locating piece, positioning sleeve and axis are provided with the first straight pin on the axis, and first hole is provided with the second cylinder
Pin, first straight pin match with the second straight pin, fix axis and concave flap, be provided on the positioning sleeve
Third straight pin is provided with the 4th straight pin in second hole, and the third straight pin matches with the 4th straight pin,
Positioning sleeve and convex flap are fixed, third notch and third step are provided in the positioning sleeve, the spring pocket exists
On mandrel, the mandrel is mounted in axis, and the locating piece passes through mandrel and axis, and the cap head is arranged on spring
Portion, the third notch engage with locating piece, and locating piece rotates on the third step.
Preferably, it is additionally provided with gasket, the gasket includes the first gasket, the second gasket and third gasket, described
The upper and lower part of the positioning sleeve is arranged in first gasket and the second gasket, and the axis is arranged in the third gasket
Lower part.
Preferably, second step is provided on the mandrel, spring pocket is on the second step.
Preferably, it is provided with the first notch on the mandrel, the second notch, the positioning are provided on the axis
Block passes through the first notch and the second notch is arranged in the positioning sleeve.
The application has the following characteristics that securely and reliably structure is simple, has locking function.
Detailed description of the invention
Fig. 1 is the assembling schematic perspective view of the embodiment of the present application.
Fig. 2 is the exploded isometric structural schematic diagram of the embodiment of the present application.
Fig. 3 is the schematic perspective view of another angle of the embodiment of the present application positioning sleeve.
Specific embodiment
It is described in further detail with reference to the accompanying drawing and by embodiment to the application, following embodiment is to this Shen
Explanation please and the application is not limited to following embodiment.
Referring to Fig. 1 to Fig. 2, a kind of hinge include concave flap 1, convex flap 2, cap head 3, gasket 4, spring 5, mandrel 6,
Locating piece 7, positioning sleeve 8 and axis 9, gasket 4 include the first gasket 41, the second gasket 42 and third gasket 43, the one of concave flap 1
Side setting fluted 13, there are two the first screw hole 14, concave flaps 1 to pass through two the first screws of groove 13 for the setting of groove 13
Hole 14 and backplate are fixedly mounted, and the other side setting of concave flap 1 is there are two concentric first hole 11, under the first hole 11 of lower part
Portion is provided with first step 12, and third gasket 43 is mounted in first step 12, and there are two second for the side setting of convex flap 2
Screw hole 22, convex flap 2 are fixed by two the second screw holes 22 with wheelchair, and the other side of convex flap 2 is provided with one
Second hole 21, edge is provided with the first straight pin 91 below axis 9, is provided in the first hole 11 below concave flap 1 pair
The second straight pin (not marking in figure) of the first straight pin 91 is answered, concave flap 1 passes through the first straight pin 91 and the second straight pin
The first nail (not marked in figure) formed and fix, the edge of positioning sleeve 8 is provided with third straight pin 81, the of convex flap 2
The 4th straight pin (not marking in figure) of corresponding third straight pin 81 is provided in two holes 21, convex flap 2 and positioning sleeve 8 pass through
The second nail (not marking in figure) of third straight pin 81 and the 4th straight pin, which is formed, to be fixed, and is provided with second step on mandrel 6
61 and first notch 62,5 sets of spring on second step 61, are provided with the second notch 92 on axis 9, mandrel 6 penetrates into axis 9,
Locating piece 7 passes through the first notch 62 and the second notch 92, is cased with the first gasket 41 and the respectively in the upper and lower part of positioning sleeve 8
Two gaskets 42.
It is the bottom view of positioning sleeve 8 referring to Fig. 3, Fig. 3, having interior setting in positioning sleeve 8, there are two third notches 83, in third
The lower part of notch 83 is provided with third step 82, and when the both ends of locating piece 7 are in third indentation, there, locating piece 7 can not be rotated, quilt
Locked, when locating piece 7 is on third step 82, locating piece 7 can be freely rotated.
Explanation in relation to the positional relationships such as upper and lower in the application is in accordance with Fig. 1 to describe.
Above content is only to the application example explanation described in this specification；Moreover, the application zero
The title that component is taken can also be different, it is all according to done equivalent of structure, feature and principle described in the application inventional idea or
Simple change is included in the protection scope of the application.
Claims (4)
1. a kind of hinge, including kind of concave flap and convex flap, concave flap are provided with the first screw hole, concave flap passes through
First screw hole and backplate are fixedly mounted, and there are two concentric first hole, the sides of convex flap for the other side setting of concave flap
It is provided with the second screw hole, convex flap is fixed by the second screw hole with wheelchair, and the other side of convex flap is provided with second
Hole is provided with the first circle it is characterized in that: being additionally provided with cap head, spring, mandrel, locating piece, positioning sleeve and axis on the axis
Pin, first hole are provided with the second straight pin, and first straight pin matches with the second straight pin, make axis and recessed
Type flap is fixed, and third straight pin is provided on the positioning sleeve, and the 4th straight pin is provided in second hole, described
Third straight pin match with the 4th straight pin, fix positioning sleeve and convex flap, be provided in the positioning sleeve
Three notches and third step, on mandrel, the mandrel is mounted in axis the spring pocket, and the locating piece passes through core
Axis and axis, the cap head are arranged on spring top, and the third notch engages with locating piece, and locating piece is in the third platform
It is rotated on rank.
2. hinge according to claim 1, it is characterized in that: be additionally provided with gasket, the gasket includes the first gasket, the
The upper and lower part of the positioning sleeve is arranged in two gaskets and third gasket, first gasket and the second gasket, described
Third gasket the lower part of the axis is set.
3. hinge according to claim 1, it is characterized in that: being provided with second step on the mandrel, spring pocket is in institute
On the second step stated.
4. hinge according to claim 1, it is characterized in that: the first notch is provided on the mandrel, on the axis
It is provided with the second notch, the locating piece passes through the first notch and the second notch is arranged in the positioning sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820288242.9U CN209154267U (en) | 2018-03-01 | 2018-03-01 | A kind of hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820288242.9U CN209154267U (en) | 2018-03-01 | 2018-03-01 | A kind of hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209154267U true CN209154267U (en) | 2019-07-26 |
Family
ID=67326218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820288242.9U Active CN209154267U (en) | 2018-03-01 | 2018-03-01 | A kind of hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209154267U (en) |
-
2018
- 2018-03-01 CN CN201820288242.9U patent/CN209154267U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |