CN206917471U - Door hinge - Google Patents
Door hinge Download PDFInfo
- Publication number
- CN206917471U CN206917471U CN201720873992.8U CN201720873992U CN206917471U CN 206917471 U CN206917471 U CN 206917471U CN 201720873992 U CN201720873992 U CN 201720873992U CN 206917471 U CN206917471 U CN 206917471U
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- Prior art keywords
- piston
- fixed
- seat
- rotating
- rotating seat
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- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of door hinge, including piston, power-assisted elastic component, fixed seat, rotating seat and for by rotating seat and fixed seat along the spacing rotating limit device in piston movement direction.Piston includes piston only, and piston only is provided with the first spiral arcwall face along piston movement direction.The first accommodating chamber is offered in fixed seat, power-assisted elastic component and piston first end are respectively positioned in the first accommodating chamber, and one end of power-assisted elastic component and the first end of fixed seat are connected, and the other end is connected with piston first end.Rotating seat is provided with the second accommodating chamber for being used for accommodating the end of piston second, and the side of the second accommodating chamber is provided with the second spiral arcwall face being bonded with the first spiral arcwall face.By setting the first accommodating chamber in fixed seat, the second accommodating chamber is set on rotating seat, avoids power-assisted elastic component and piston being exposed in external environment condition, the situation for avoiding door hinge internal lubrication oil from comparatively fast volatilizing, effectively extends the service life of door hinge.
Description
Technical field
It the utility model is related to door body rotatable connection technical field, more particularly to a kind of door hinge.
Background technology
Door hinge is in door body, realizes the device that door body opens and closes.Such as the door hinge installed in refrigerator-freezer,
Door hinge includes the rotating seat of the fixed seat being connected with extraneous fixing end and door body downlink connection and provides power-assisted to power rotating seat
Power-assisted elastic component, wherein fixed seat and rotating seat housing mainly form support, power-assisted elastic component one end by steel plate is positioned opposite
Connected relative to fixed seat, the other end connects relative to rotating seat.
When being on refrigerator-freezer, when user closes refrigerator door, ice box rotating seat turns to opposite direction around hinge axis
It is dynamic.Now, power-assisted elastic component is compressed.Due to the compression of power-assisted elastic component, refrigerator door can be closed slowly, power-assisted elastic component
Play the cushioning effect reduced to casing impact.
However, door hinge is in use, the knot such as fixed seat internal structure, rotating seat internal structure and power-assisted elastic component
Structure is exposed to outside, uses for a long time, and lubricating oil volatilization is very fast, causes door hinge pivoting friction to produce abnormal sound, and cause door
Hinge friction damage is serious, causes the service life of door hinge relatively low.
Therefore, how to extend the service life of door hinge, be those skilled in the art's technical problem urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is to provide a kind of door hinge, and the service life of the door hinge extends.
To achieve the above object, the utility model provides a kind of door hinge, including：
Piston, the piston include piston only, and the piston only side wall is provided with first along the piston movement direction
Spiral arcwall face；
For applying the power-assisted elastic component of motion plus active force to the piston；
Fixed seat, the first accommodating chamber is offered in the fixed seat, the power-assisted elastic component and the piston first end are equal
In first accommodating chamber, one end of the power-assisted elastic component is connected with the first end of the fixed seat, the other end and institute
State the connection of piston first end；
For the rotating seat being connected with door body, the rotating seat, which is provided with, is used for the second appearance for accommodating the end of piston second
Receive chamber, the side of second accommodating chamber is provided with to be bonded with the first spiral arcwall face, and being capable of relatively described first spiral
Second spiral arcwall face of arcwall face motion；
And for by the rotating seat and the fixed seat along the spacing rotating limit device in the piston movement direction.
Preferably, the rotating limit device include mandrel, the first locating part for being abutted with the rotating seat first end and
The second locating part abutted with the fixed seat first end, first locating part and second locating part are connected to institute
Mandrel both ends are stated, and second locating part is connected with the mandrel thread, the second end and the fixed seat of the rotating seat
First end abut, the fixed seat, the power-assisted elastic component, the rotating seat and the piston are set in the mandrel
On, the rotating seat rotates around the mandrel axis.
Preferably, the rotating seat includes rotating part and is arranged on the rotating part side, and is used for what is be connected with door body
Door body connecting portion, the rotating part are tube structure, and the inner chamber of the rotating part is second accommodating chamber, the rotating seat
Second end is the first barrel body end cover portion.
Preferably, the door body rotating part and the connecting portion are formed in one structure, and the second end of the rotating seat is set
There is lightening hole, the outer surface at the end of rotating seat second is provided with the holding tank for being used for accommodating first locating part.
Preferably, the piston also includes piston fixed sleeving, and the piston fixed sleeving is set on the mandrel, institute
State piston only to be set on the outside of the piston fixed sleeving, and the piston fixed sleeving passes through cock body with the piston only
Reinforcement connects, and the cock body reinforcement is multiple, and multiple cock body reinforcements are circumferentially equal as the center of circle using the mandrel axis
Even distribution.
Preferably, in addition to the snubber elastomeric part that is set on the piston fixed sleeving, the one of the snubber elastomeric part
End is connected with the piston only away from described snubber elastomeric part one end, the other end and the rotation of the snubber elastomeric part
The second end connection of seat.
Preferably, the fixed seat includes fixed part and is arranged on the fixed part side, and is used for and door body fixing end
Connection is fixedly connected with portion, and the fixed part is tube structure, and the inner chamber of the fixed part is the first accommodating chamber, the fixed seat
First end be the second barrel body end cover portion.
Preferably, the lateral surface diameter of the fixed part and the lateral surface diameter of the rotating part are identical, the fixed part
It is formed in one structure with the portion of being fixedly connected, the outer surface of the first end of the fixed seat, which is provided with, to be used to accommodate described second
The holding tank of locating part.
Preferably, the fixed seat also includes the piston mounting cover pipe for being fixedly connected on the end of fixed part second, described
First accommodating chamber is extended in the piston mounting cover pipe, and the piston is arranged in the piston mounting cover pipe, the rotation
Second end in portion is set on the piston mounting cover pipe, and the piston only side, which is provided with along the piston movement direction, to be extended
Guide protrusions, the piston mounting cover pipe internal surface, which is provided with, to be used to accommodate the guiding grooves of the guide protrusions.
Preferably, the piston and/or the fixed seat and/or the rotating seat are plastic construction.
In the above-mentioned technical solutions, door hinge provided by the utility model includes piston, power-assisted elastic component, fixed seat, rotation
Swivel base and for by rotating seat and fixed seat along the spacing rotating limit device in piston movement direction.Power-assisted elastic component is used for work
Plug motion applies the power-assisted elastic component of active force, and piston includes piston only, and piston only is provided with first along piston movement direction
Spiral arcwall face.The first accommodating chamber is offered in fixed seat, power-assisted elastic component and piston first end are respectively positioned in the first accommodating chamber,
One end of power-assisted elastic component and the first end of fixed seat are connected, and the other end is connected with piston first end.Rotating seat, which is provided with, to be used for
Second accommodating chamber at the end of piston second is accommodated, the side of the second accommodating chamber is provided with the second spiral being bonded with the first spiral arcwall face
Arcwall face.When rotating rotating seat, piston moves in the presence of power-assisted elastic component and the second spiral arcwall face, realizes door body
Close and open.
By foregoing description, in door hinge provided by the utility model, held by setting first in fixed seat
Receive chamber, the second accommodating chamber is set on rotating seat, avoid power-assisted elastic component and piston being exposed in external environment condition, avoid door hinge
The situation that internal lubrication oil comparatively fast volatilizees, therefore, effectively extend the service life of door hinge.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing of offer.
The exploded view for the door hinge that Fig. 1 is provided by the utility model embodiment；
The top view for the rotating seat that Fig. 2 is provided by the utility model embodiment；
The side view for the rotating seat that Fig. 3 is provided by the utility model embodiment；
The upward view for the rotating seat that Fig. 4 is provided by the utility model embodiment；
The mandrel and the structural representation of the first locating part that Fig. 5 is provided by the utility model embodiment；
The structural representation for the second locating part that Fig. 6 is provided by the utility model embodiment；
The structural representation for the snubber elastomeric part that Fig. 7 is provided by the utility model embodiment；
The structural representation for the power-assisted elastic component that Fig. 8 is provided by the utility model embodiment；
The top view for the fixed seat that Fig. 9 is provided by the utility model embodiment；
The side view for the fixed seat that Figure 10 is provided by the utility model embodiment；
The upward view for the fixed seat that Figure 11 is provided by the utility model embodiment；
The tomograph for the fixed seat that Figure 12 is provided by the utility model embodiment；
The top view for the piston that Figure 13 is provided by the utility model embodiment；
The side view for the piston that Figure 14 is provided by the utility model embodiment；
The piston side view for another angle that Figure 15 is provided by the utility model embodiment；
The upward view for the piston that Figure 16 is provided by the utility model embodiment；
The tomograph for the piston that Figure 17 is provided by the utility model embodiment；
The piston that Figure 18 is provided by the utility model embodiment is located at the structural representation inside fixed seat；
The piston that Figure 19 is provided by the utility model embodiment screws out the structural representation inside fixed seat；
The top view for the door hinge that Figure 20 is provided by the utility model embodiment；
The tomograph for the door hinge that Figure 21 is provided by the utility model embodiment；
The door hinge that Figure 22 is provided by the utility model embodiment removes the structural representation of rotating seat；
The partial schematic diagram for the door hinge that Figure 23 is provided by the utility model embodiment.
In wherein Fig. 1-2 3：1- mandrels；
2- rotating seats, 21- rotating parts, 22- door body connecting portion, 23- rotating seats mounting hole, 24- rotating seats mandrel by hole,
25- lightening holes, 26- the second spiral arcwall faces；
3- snubber elastomeric parts；
4- pistons, 41- piston onlies, 42- pistons mandrel pass through hole, 43- pistons fixed sleeving, 44- the first spiral arcs
Face, 45- guide protrusions；
5- power-assisted elastic components；
6- fixed seats, 61- fixed parts, 62- are fixedly connected with portion, 63- piston mounting covers pipe, 64- fixed seats mounting hole, 65-
Fixed seat mandrel is oriented to groove, 69- fixed seat lightening holes by hole, 66- holding tanks, the accommodating chambers of 67- second, 68-；
The locating parts of 7- second.
Embodiment
Core of the present utility model is to provide a kind of door hinge, and the service life of the door hinge extends.
In order that those skilled in the art more fully understands the technical solution of the utility model, it is below in conjunction with the accompanying drawings and real
Applying mode, the utility model is described in further detail.
Fig. 1 to Figure 23 is refer to, in a kind of embodiment, the door hinge of the utility model specific embodiment offer
Including piston 4, power-assisted elastic component 5, fixed seat 6, rotating seat 2 and for by rotating seat 2 and fixed seat 6 along the direction of motion of piston 4
Spacing rotating limit device, specifically, rotating limit device can be the card for connecting and fixing the end of seat 6 and the end of rotating seat 2
Button.
Power-assisted elastic component 5, which is used to move piston 4, applies active force, in order to extend the service life of power-assisted elastic component 5, and
Only it is added to this greatly again, it is preferable that power-assisted elastic component 5 is spring.
Piston 4 includes piston only 41, and piston only 41 is provided with the first spiral arcwall face 44 along piston movement direction.
The first accommodating chamber is offered in fixed seat 6, power-assisted elastic component 5 and the first end of piston 4 are respectively positioned in the first accommodating chamber,
One end of power-assisted elastic component 5 is connected with the first end of fixed seat 6, and the other end is connected with the first end of piston 4.
Rotating seat 2 is used to be connected with door body, and rotating seat 2 is provided with the second accommodating chamber 67 for being used for accommodating the end of piston 4 second,
The side of second accommodating chamber 67 be provided be bonded with the first spiral arcwall face 44, and can relatively described first spiral arcwall face 44 transport
The second dynamic spiral arcwall face 26, wherein, in order to improve the kinetic stability of piston 4, it is preferable that the first spiral arcwall face 44 and second
Spiral arcwall face 26 is multiple, and the first spiral arcwall face 44 and the second spiral arcwall face 26 correspond, and multiple first
Spiral arcwall face 44 is circumferentially uniformly distributed using the center of rotation of rotating seat 2 as the center of circle.
When rotating rotating seat 2, power-assisted elastic component 5 is transported in the presence of the spiral arcwall face 26 of power-assisted elastic component 5 and second
Dynamic, specifically, rotating seat 2 rotates, the second spiral arcwall face 26 rotates, and drives the first spiral arcwall face 44 to move along a straight line, power-assisted
Elastic component 5 is moved to piston 5 and provides power-assisted so that the first arcwall face 44 is brought into close contact with the second arcwall face 26, extrudes piston 4
Power-assisted elastic component 5, the power-assisted opened the door or closed the door is formed, realize closing and the opening of door body.
By foregoing description, in the door hinge that the utility model specific embodiment is provided, by fixed seat 6
It is upper that first accommodating chamber is set, second accommodating chamber 67 is set on rotating seat 2, avoided power-assisted elastic component 5 and piston 4 exposed to outside
In environment, therefore the situation that avoids door hinge internal lubrication oil from comparatively fast volatilizing, effectively extends the service life of door hinge.
Preferably, rotating limit device include mandrel 1, the first locating part for being abutted with the first end of rotating seat 2 and with fixation
The second locating part 7 that 6 first ends of seat abut, the first locating part and the second locating part 7 are connected to the both ends of mandrel 1, and second
Locating part 7 is threadedly coupled with mandrel 1, and the second end of rotating seat 2 abuts with the first end of fixed seat 6, in order to reduce staff
The labor intensity of door hinge is processed, cuts the cost of manufacture for reducing door hinge, it is preferable that the locating part 7 of mandrel 1 and second is by bolt or riveting
Nail is formed, and the second locating part 7 is preferably nut.Fixed seat 6, power-assisted elastic component 5, rotating seat 2 and piston 4 are set in mandrel 1
On, i.e., piston 4 is provided with piston mandrel by hole 42, and fixed seat 6 is provided with fixed seat mandrel by hole 65, is set on rotating seat 2
There is rotating seat mandrel to be rotated by hole 24, rotating seat 2 around the axis of mandrel 1.
During specific assembling, first by power-assisted elastic component 5 in fixed body, load piston 4, then by rotary body fit on, rotation
Swivel, fixed body, the hole for having assembling on piston 4, pass through the mounting hole of above-mentioned parts by rivet or bolt afterwards, will
Parts are fixed together.If refrigerator-freezer uses, rotary body is rotated by 90 °, power-assisted elastic component 5 is in compressive state, is used in combination
Steady pin is fixed.After being assembled on refrigerator-freezer, steady pin is removed, hinge is freely rotated.Specifically, it is preferable that fixed
Seat 6 is provided with the shank that work steady pin passes through can pass through the spacing power-assisted elastic component 5 in hole by hole, steady pin by shank.
If common door body uses, after assembling, you can install and use., can be solid in order to increase the service life and attractive in appearance
The end of the first end of reservation 6 and the first end of rotating seat 2 is all provided with hinged cover, and the first locating part and the second locating part 7 are hidden.In ice
Use the model hinge on cabinet, rotary body and fixed body need to be fixed by pin during assembling, it is maintained original state.Initially
During state, power-assisted elastic component 5 is in most compressed state, and certain clamp force of closing is formed to the door body of closure, when opening door, power-assisted
The releases its force of elastic component 5, clamshell doors form certain power-assisted.When using the model hinge on common door or furniture door, adopt
Piston 4 is set to form pressure to power-assisted elastic component 5 with common assembling, during enabling, when unclamping door, power-assisted elastic component 5 is counter to piston 4 to be made
Firmly door body is set to close automatically.
Preferably, rotating seat 2 includes rotating part 21 and is arranged on the side of rotating part 21, and the door body for being connected with door body
Connecting portion 22, rotating part 21 are tube structure, and the inner chamber of rotating part 21 is the second accommodating chamber 67, and the second end of rotating seat 2 is cylinder
Body end cap.Specifically, door body connecting portion 22 is provided with rotating seat mounting hole 23, the wherein number of rotating seat mounting hole 23 and position
Put and be decided according to the actual requirements, the application is not specifically limited.
It is more highly preferred to, rotating part 21 and door body connecting portion 22 are formed in one structure, in order to mitigate overall weight, and just
In internally adding lubricating oil, it is preferable that the second end of rotating seat 2 is provided with lightening hole 25, and the outer surface at the end of rotating seat 2 second is provided with
For accommodating the holding tank of the first locating part.Because rotating part 21 and connecting portion are formed in one structure, work is significantly reduced
Make the labor intensity that personnel process rotating seat 2.
Further, piston 4 also includes piston fixed sleeving 43, and piston fixed sleeving 43 is set on mandrel 1, piston only
41 are set in the outside of piston fixed sleeving 43, and piston fixed sleeving 43 is connected with piston only 41 by cock body reinforcement, plug
Body reinforcement is multiple, and multiple cock body reinforcements are circumferentially uniformly distributed using the axis of mandrel 1 as the center of circle.By setting piston fixed cover
Pipe 43, the overall weight of piston 4 is alleviated, is easy to user to operate.
Further, the door hinge also includes the snubber elastomeric part 3 being set on piston fixed sleeving 43, snubber elastomeric part
3 one end be connected with piston only 41 away from the one end of snubber elastomeric part 3, and the of the other end of snubber elastomeric part 3 and rotating seat 2
Two ends connect, and in order to extend the service life of snubber elastomeric part 3, and are only added to this greatly again, it is preferable that snubber elastomeric part 3 is
Spring.There is the snubber elastomeric part 3 of buffering between piston 4 and rotary body, the snubber elastomeric part 3 plays when door body stress is closed
Cushioning effect, avoid door body caused by fierce close from damaging, and reduce noise at closing time.
Further, fixed seat 6 includes fixed part 61 and is arranged on the side of fixed part 61, and for connecting with door body fixing end
What is connect is fixedly connected with portion 62, and fixed part 61 is tube structure, and the inner chamber of fixed part 61 is the first accommodating chamber, and the first of fixed seat 6
Hold as the second barrel body end cover portion, in order to mitigate overall weight, it is preferable that the first end of fixed seat 6 is provided with fixed seat lightening hole 69.Gu
Determine connecting portion 62 and be provided with fixed seat mounting hole 64, wherein, the number of fixed seat mounting hole 64 and position according to being actually needed and
Fixed, the application is not specifically limited.
In order to optimize global shape, it is preferable that the lateral surface diameter of fixed part 61 is identical with the lateral surface diameter of rotating part 21,
For the ease of processing fixed seat 6, it is preferable that fixed part 61 and the portion that is fixedly connected 62 are formed in one structure, the first end of fixed seat 6
Outer surface be provided be used for accommodate the second locating part 7 holding tank 66.
Further, fixed seat 6 also includes the piston mounting cover pipe 63 for being fixedly connected on the end of fixed part 61 second, and first accommodates
Chamber groove is extended in piston mounting cover pipe 63, and piston 4 is arranged in piston mounting cover pipe 63, and the second end of rotating part 21 is set in
On piston mounting cover pipe 63, the side of piston only 41 is provided with the guide protrusions 45 extended along the direction of motion of piston 4, piston mounting cover
The inner surface of pipe 63 is provided with the guiding groove 68 for being used for accommodating guide protrusions 45.Specifically, in order to improve the kinetic stability of piston 4,
It is preferred that guide protrusions 45 and guiding groove 68 are multiple, and guide protrusions 45 are uniformly divided along the rotation axis of rotating seat 2 is circumferential
Cloth.In actual manufacturing process, being oriented to groove 68 can be arranged on piston only 41, and guide protrusions 45 are arranged on piston installation
On sleeve pipe 63.
On the basis of above-mentioned each scheme, it is preferable that piston 4 and/or fixed seat 6 and/or rotating seat 2 are plastic construction, tool
Body can be the engineering material such as nylon material or POM (polyoxymethylene, acetal resin).
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (10)
- A kind of 1. door hinge, it is characterised in that including：Piston (4), the piston include piston only (41), and piston only (41) side wall is along the piston (4) motion side To provided with the first spiral arcwall face (44)；For applying the power-assisted elastic component (5) of active force to the piston movement；Fixed seat (6), the first accommodating chamber, the power-assisted elastic component (5) and the piston (4) are offered on the fixed seat (6) First end is respectively positioned in first accommodating chamber, and one end of the power-assisted elastic component (5) connects with the first end of the fixed seat (6) Connect, the other end is connected with the piston (4) first end；For the rotating seat (2) being connected with door body, the rotating seat (2), which is provided with, to be used to accommodate the end of piston (4) second Second accommodating chamber (67), the side of second accommodating chamber (67) is provided with to be bonded with the first spiral arcwall face (44), and energy Second spiral arcwall face (26) of enough relatively described first spiral arcwall face (44) motions；And for the rotating seat (2) and the fixed seat (6) to be filled along the spacing rotary spacing of the piston (4) direction of motion Put.
- 2. door hinge according to claim 1, it is characterised in that the rotating limit device include mandrel (1), with it is described First locating part of rotating seat (2) first end abutting and the second locating part (7) abutted with the fixed seat (6) first end, institute State the first locating part and second locating part (7) is connected to the mandrel (1) both ends, and second locating part (7) It is threadedly coupled with the mandrel (1), the second end of the rotating seat (2) abuts with the first end of the fixed seat (6), described solid Reservation (6), the power-assisted elastic component (5), the rotating seat (2) and the piston (4) are set on the mandrel (1), institute Rotating seat (2) is stated to rotate around the mandrel (1) axis.
- 3. door hinge according to claim 2, it is characterised in that the rotating seat (2) includes rotating part (21) and set In the rotating part (21) side, and the door body connecting portion (22) for being connected with door body, the rotating part (21) is cylinder knot Structure, the inner chamber of the rotating part (21) is second accommodating chamber (67), and the second end of the rotating seat (2) is barrel body end cover Portion.
- 4. door hinge according to claim 3, it is characterised in that the rotating part (21) and the door body connecting portion (22) Be formed in one structure, and the second end of the rotating seat (2) is provided with lightening hole, and the outer surface at the end of rotating seat (2) second is set There is the holding tank for accommodating first locating part.
- 5. door hinge according to claim 3, it is characterised in that the piston (4) also includes piston fixed sleeving (43), The piston fixed sleeving (43) is set on the mandrel (1), and the piston only (41) is set in the piston fixed cover Manage on the outside of (43), and the piston fixed sleeving (43) is connected with the piston only (41) by cock body reinforcement, the plug Body reinforcement is multiple, and multiple cock body reinforcements are circumferentially uniformly distributed using the mandrel (1) axis as the center of circle.
- 6. door hinge according to claim 3, it is characterised in that also include being set on the piston fixed sleeving (43) Snubber elastomeric part (3), one end of the snubber elastomeric part (3) with the piston only (41) away from the snubber elastomeric part (3) one end is connected, and the other end of the snubber elastomeric part (3) is connected with the second end of the rotating seat (2).
- 7. door hinge according to claim 3, it is characterised in that the fixed seat (6) includes fixed part (61) and set Portion (62) is fixedly connected with the fixed part (61) side, and for what is be connected with door body fixing end, the fixed part (61) is Tube structure, the inner chamber of the fixed part (61) is the first accommodating chamber, and the first end of the fixed seat (6) is barrel body end cover portion.
- 8. door hinge according to claim 7, it is characterised in that the lateral surface diameter of the fixed part (61) and the rotation The lateral surface diameter of transfer part (21) is identical, and the fixed part (61) is formed in one structure with the portion (62) that is fixedly connected, institute The outer surface for stating fixed seat (6) first end is provided with the holding tank (66) for being used for accommodating second locating part (7).
- 9. door hinge according to claim 7, it is characterised in that the fixed seat (6) is also described including being fixedly connected on The piston mounting cover pipe (63) at the end of fixed part (61) second, first accommodating chamber extend to the piston mounting cover pipe (63) Interior, the piston (4) is arranged in the piston mounting cover pipe (63), and the second end of the rotating part (21) is set in the work On plug installation sleeve pipe (63), piston only (41) side is provided with the guide protrusions extended along the piston (4) direction of motion (45), piston mounting cover pipe (63) inner surface is provided with the guiding groove (68) for being used for accommodating the guide protrusions (45).
- 10. according to the door hinge any one of claim 1-9, it is characterised in that the piston (4) and/or described solid Reservation (6) and/or the rotating seat (2) are plastic construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720873992.8U CN206917471U (en) | 2017-07-18 | 2017-07-18 | Door hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720873992.8U CN206917471U (en) | 2017-07-18 | 2017-07-18 | Door hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206917471U true CN206917471U (en) | 2018-01-23 |
Family
ID=61347131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720873992.8U Withdrawn - After Issue CN206917471U (en) | 2017-07-18 | 2017-07-18 | Door hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206917471U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165516A (en) * | 2017-07-18 | 2017-09-15 | 孙月娇 | Door hinge |
-
2017
- 2017-07-18 CN CN201720873992.8U patent/CN206917471U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165516A (en) * | 2017-07-18 | 2017-09-15 | 孙月娇 | Door hinge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180123 Effective date of abandoning: 20180814 |
|
| AV01 | Patent right actively abandoned |