CN104161408B - Insertion sleeve - Google Patents
Insertion sleeve Download PDFInfo
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- CN104161408B CN104161408B CN201410404769.XA CN201410404769A CN104161408B CN 104161408 B CN104161408 B CN 104161408B CN 201410404769 A CN201410404769 A CN 201410404769A CN 104161408 B CN104161408 B CN 104161408B
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- sleeve
- supporting part
- support
- pedestal
- diapire
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Abstract
The invention discloses an insertion sleeve. The insertion sleeve comprises a seat body, wherein the seat body is in an elongated slot shape with openings formed in the two ends and is provided with a bottom wall and two opposite side walls and is internally provided with two support parts between the bottom wall and two limiting parts, wherein each limiting part which protrudes and extends inwards is formed on each of two side walls respectively, a sliding space is formed between each support part and each limiting part, a protruding blocking part is fixed in a position, close to the opening at one end, in the seat body, the seat body is also internally provided with a locking arm which is arranged on one side, close to the other end of the seat body, of the blocking part, one end of the locking arm is fixed with the bottom wall, the other end of the locking arm extends towards the blocking part, inclines upwards and enters the sliding space, and a locking point which is in a shape of an arc surface is convexly arranged on the upper surface of the tail end of the locking arm. With the adoption of the insertion sleeve, by fixing the insertion sleeve on a sofa body instead of fixing a bracket of a hinge, the hinge can be inserted in the insertion sleeve so as to regulate an angle of a headrest; when being damaged and needing to be changed, the hinge can be pulled out of the insertion sleeve only without needing to dismantling a shell of the sofa, and the dismantling operation is simpler.
Description
Technical field
The present invention relates to furniture part technical field, more particularly, to a kind of sleeve that installation site is provided for hinge.
Background technology
Generally, in order to enable a consumer to have more comfortable impression, the headrest of automotive seat or sofa all adopts angle
The design of adjustable, the direct mode realizing this design is exactly the hinge that setting one connects headrest in sofa, headrest
Follow the rotation of hinge and change the angle and sofa body between, this design makes the consumer can be according to itself service condition
The angle of inclination of adjustment headrest, thus obtain optimal comfortable effect.
, its structure includes first support 91 and second support 92, first support taking the hinge 9 of display in Fig. 1 as a example
91 with second support 92 pivot joint and can be pivoted relative to each other.During installation, first support 91 is fixed with sofa body, and second support 92 with
Headrest is fixed, by the shell fragment reciprocal latch structure that can be pivoted relative to each other or position at first support 91 and second support 92 articulating joints,
Directly pull headrest and can change its relative angle with sofa body.
Although above-mentioned hinge arrangement can realize the angular adjustment rested the head on, the mounting means of hinge is directly solid
Lock, extremely in sofa, is difficult to after installation dismantle.Because the joint of hinge is in frequent activities state, therefore make for a long time
With rear easy appearance abrasion, lead to angular adjustment difficult or cannot adjust, and want to change hinge it is necessary to first by the crust of sofa
Remove, this process is cumbersome.
Therefore, it is necessary to provide one kind to be installed on sofa body, and the sleeve of hinge dismounting can be facilitated.
Content of the invention
It is an object of the invention to provide a kind of be installed on sofa body after can facilitate hinge dismounting sleeve.
To achieve these goals, the invention provides a kind of sleeve, including pedestal, described pedestal is in the length of both ends open
Channel-shaped simultaneously has a diapire and two relative side walls, and side wall described in two is respectively formed with the limiting section inwardly protruding out, described seat
It is provided with vivo and slide positioned at formation between the supporting part between described diapire and limiting section, described supporting part and described limiting section
Space, is fixed with, at one end open, the stop part protruding out in described pedestal, is additionally provided with positioned at described stop in described pedestal
The lock arm of the side of the other end near described pedestal for the portion, one end of described lock arm is fixed with described diapire, described locking
The other end of arm extends to described stop part and tilts upward in the described sliding space of entrance, and the end upper table of described lock arm
Face is convexly equipped with the lock point in arc surfaced.
Compared with prior art, due to being set to accommodate propping up of hinge by the described pedestal of described sleeve in the present invention
The long groove shape of frame, and described limiting section and supporting part are provided with described pedestal, when needing, on sofa body, hinge is installed,
First described sleeve is fixed on described sofa body, then the support of hinge is inserted between described limiting section and supporting part
In described sliding space, in insertion process inclined described lock arm by described top of support compressive strain near described bottom
Wall, until described support is kept out by described stop part, now described lock arm recovers and described lock point snaps in and opens on described support
If through hole in, described supporting part and limiting section also form to sandwich in the both sides of support and fix simultaneously, thus will be steady for described support
Admittedly be locked in described sleeve.When wanting to dismantle hinge, only need to firmly lift upwards, because described lock point is in arc surfaced
And lock arm is a kind of cantilever design, lock arm top pressure, after stress reaches to a certain degree, just can be deformed by therefore support,
Make the through hole that lock point exits on support, then support just can be deviate from described sleeve.By described sleeve is fixed on sand
Send out body rather than the support of hinge is fixed, when needing to change after hinge damages, only hinge need to be extracted described sleeve is
Can, and sofa shell need not be removed, disassembling operations are easier.
It is preferred that described supporting part is the supporting part being made up of plastic material.Because hinge is usually by metal material system
Become, and supporting part is with hinge directly contact and phase mutual friction, if using conventional meanses, with metal come support described in molding
Portion, then can form rigid contact between two kinds of metal materials, if support somewhat shifts or beat, dieback can with supporting part
Situation it is difficult to support is extracted out from sleeve.And use plastic material contoured support portion, then can avoid rigid contact, even if
Stent migration or beat are it is also possible to make supporting part subtle flow smoothly extract from sleeve by the characteristic of plastic material.
It is preferred that the quantity of described supporting part is even number, and it is symmetrically distributed in the both sides of described diapire.It is uniformly distributed
Ground arranges described supporting part, is the supporting role in order to the support of described hinge is played with balance and stability.
Specifically, described sleeve also includes support member, and described support member includes a roof and two side arms, and described in two, side arm divides
It is not relatively fixed to the two ends of described roof, and the end of described side arm bends inwards and forms described supporting part, described support
Part opening is clamped and fastened on inwardly in described pedestal and side arm described in two is supported with the side wall described in two of described pedestal respectively.
Described support member is set in described sleeve, and form described supporting part in the described side arm end of described support member it is therefore an objective to
Positioning in described pedestal for the described supporting part and installation for convenience, and described support need not be fixed by means such as perforates
Portion.In addition, the described roof of described support member also can play certain spacing work to inserting the described support in described sleeve
With.
More specifically, described supporting part is bent inwards and be inclined upwardly and formed by the end of described side arm simultaneously.By institute
State the end bending rear-inclined setting of side arm, arrange parallel to described diapire compared to by supporting part, can reduce and hinge bracket
Contact area, ensure supporting role while reduce frictional force, facilitate the plug of support.
It is preferred that the upper end of described side wall bends inwards and protrudes out the described limiting section of formation.The effect of described limiting section is
With the support of supporting part common clamp standoff hinge, and limit bracket will not undesirably fall off sleeve, and the upper end by described side wall
Directly bending to form described limiting section, is then one kind easily molding mode, will be solid after limiting section molding without other operations
Due to described side wall, without by improveing mould in the complicated projective structure of described inside sidewalls molding.
It is preferred that described stop part is formed at described diapire the domes arching upward upwards.The stop of domes
Portion effectively can keep self-strength it is ensured that block to hinge bracket.
It is preferred that described lock arm be inclined upwardly after end be bent into parallel with described diapire.Described lock arm is arranged
For this shape, be in order that the described lock point on described lock arm can fully snap on support through hole in, also easily
Skid off from through hole after support force.
It is preferred that described sleeve also includes locking piece, described diapire, described locking piece are fixed in one end of described locking piece
The other end form described lock arm.Described lock arm is formed by described locking piece and described locking piece is fixed to described bottom
Wall, then described lock arm damage or elasticity weaken after can be changed, if direct punch forming institute on described diapire
State lock arm, then cannot change.
It is preferred that described diapire offers at least one installing hole.The effect of described installing hole is to wear for connectors such as screws
Cross and described sleeve is fixed on sofa body.
Brief description
Fig. 1 is the structural representation of the hinge adopting in prior art.
Fig. 2 is the axonometric chart of sleeve of the present invention.
Fig. 3 is the exploded view of sleeve of the present invention.
Fig. 4 is the side view of sleeve of the present invention.
Fig. 5 is the annexation schematic diagram of sleeve and hinge.
Specific embodiment
With reference to the Figure of description providing, description is made to presently preferred embodiments of the present invention.
As shown in Fig. 2 the invention provides a kind of sleeve 1, this is internal can be fixed on sofa, and for as shown in fig. 1
The first support 91 of the hinge 9 being installed on sofa headrest insert.After described first support 91 inserts described sleeve 1, sofa head
Pillow is located in above sofa body, and can be switched to multiple uses by the articulation structure of described hinge 9 relative to sofa body
Angle.
In conjunction with shown in Fig. 2 to Fig. 4, described sleeve 1 includes pedestal 10, and described pedestal 10 is in the long groove shape of both ends open and has
There are a diapire 101 and two relative side walls 102, side wall 102 described in two is respectively formed with the limiting section 103 inwardly protruding out, institute
State the supporting part 112 being provided with pedestal 10 positioned between described diapire 101 and limiting section 103, described supporting part 112 with described
Form sliding space a between limiting section 103, in described pedestal 10, at one end open, be fixed with the stop part 104 protruding out, institute
State the lock arm 121 being additionally provided with the side of the other end near described pedestal 10 positioned at described stop part 104 in pedestal 10, described
One end of lock arm 121 is fixing with described diapire 101, and the other end of described lock arm 121 extends and inclines to described stop part 104
Enter obliquely in described sliding space a, and the end upper surface of described lock arm 121 is convexly equipped with the lock point in arc surfaced
121a.
Specifically, sleeve 1 described in the present embodiment further comprises two support members 11 and a locking piece 12.Described spacing
The quantity of portion 103 and supporting part 112 is four.Below by the tool to described pedestal 10, support member 11 and locking piece 12 respectively
Body structure and annexation are introduced.
Described diapire 101 offers at least one installing hole 101a, and in the present embodiment, the specific quantity of installing hole 101a is
Two, two described installing hole 101a are along the length direction arrangement of described diapire 101, and the diameter of described installing hole 101a is along institute
State the thickness direction gradual change of diapire 101, this enables described installing hole 101a to reach the effect close with counter sink.Described installation
The effect of hole 101a is to pass through for connectors such as screw or screws, such that it is able to described pedestal 10 is fixed on sofa body,
Sofa body will be fixed to by described sleeve 1.
Described stop part 104 is formed at described diapire 101 domes arching upward upwards, described stop part 104
An adjacent described installing hole 101a is compared closer to the opening of described pedestal 10, the tool of described stop part 104 in position
Body formed mode can be diapire 101 described in from bottom to top punching press, so that the part of described diapire 101 is divided and arch upward and shape upwards
Become described stop part 104.The described stop part 104 of domes effectively can keep self-strength it is ensured that to described first support
91 block.
Side wall 102 described in two is individually fixed in the both sides of described diapire 101 and perpendicular to described diapire 101, actual generation
In, described side wall 102 and diapire 101 are same sheet material, and obtained after bending.The upper end of described side wall 102 is shaped to
Non- smooth structure, but in having spaced several plates, the plate at two of which interval bends inwards and protrudes out formation institute
State limiting section 103, the set-up mode of the described limiting section 103 on side wall 102 described in two is identical, i.e. four described limiting sections
103 become on side wall 102 described in two and are symmetrical arranged two-by-two.The length that described limiting section 103 internally protrudes out does not limit
System.
The effect of described limiting section 103 is the described first support 91 with the common clamp standoff hinge 9 of supporting part 112, and
Limit described first support 91 and will not undesirably fall off sleeve 1, and directly bending to form described limit by the upper end of described side wall 102
Position portion 103, then be one kind easily molding mode, is fixed on described side wall without other operations by after limiting section 103 molding
102, without by improveing mould complicated projective structure of molding inside described side wall 102.
Described support member 11 includes a roof 110 and two side arms 111, and described in two, side arm 111 is respectively oppositely fixed on institute
State two ends of roof 110 vertical with described roof 110, described in two, the distance between the lateral surface of side arm 111 is substantially identical to institute
State the distance between the medial surface of side wall 102 described in the two of pedestal 10.The end of described side arm 111 bends inwards and the shape that is inclined upwardly
Become described supporting part 112, why be obliquely installed described supporting part 112, be in order to ensure supporting role while reduce with
The contact area of described first support 91, thus reducing frictional force, facilitates the plug of described first support 91.
Described support member 11 opening be clamped and fastened on inwardly in described pedestal 10 and side arm 111 described in two respectively with institute
State side wall 102 described in the two of pedestal 10 to support.The concrete fixed form of described support member 11 is, in the outside of described side arm 111
Face forms fixture block 111a, and the lower end of described fixture block 111a is inclined-plane downward-sloping from outside to inside, and on described side wall 102 not
Offer, on the plate of bending, the buttonhole 102a snapping in for described fixture block 111a, during fixing described support member 11, only need to will be described
Then described support member 11 is pressed into institute by the described fixture block 111a be aligned buttonhole 102a on side arm 111 described in the two of support member 11
State in pedestal 10.
Support member 11 described in two is also set in distance on described pedestal 10, there is a pair of institute in support member described in two 11
State limiting section 103, and another to described limiting section 103 then be located at support member 11 described in two near the side of described stop part 104.
Wherein described in one, support member 11 is located proximate at the opening of described pedestal 10 one end away from described stop part 104.When described
After support member 11 is fixed to described pedestal 10, supporting part 112 described in two is symmetrically distributed in the both sides of described diapire 101, thus
The support of balance and stability can be provided for described first support 91.
Described support member 11 is set in described sleeve 1, and forms institute in described side arm 111 end of described support member 11
State supporting part 112 in order to facilitate positioning in described pedestal 10 for the described supporting part 112 and installation, and need not pass through
The means such as perforate are fixing described supporting part 112.In addition, the described roof 110 of described support member 11 also can be described to insertion
Described first support 91 in sleeve 1 plays certain position-limiting action.
As a kind of preferred embodiment, make described support member 11 using plastic material, i.e. described supporting part
112 is plastic cement material.Because hinge 9 is usually be made up of metal material, and supporting part 112 is with hinge 9 directly contact simultaneously
Phase mutual friction, if using conventional meanses, with metal come supporting part 112 described in molding, then can form between two kinds of metal materials just
Property contact, if described first support 91 somewhat shift or beat, can with supporting part 112 occur dieback situation it is difficult to general
Described first support 91 is extracted out from sleeve 1.And use plastic material contoured support portion 112, then can avoid rigid contact, even if
Described first support 91 shift or beat it is also possible to make supporting part 112 subtle flow by the characteristic of plastic material and smoothly from
Extract in sleeve 1.
One end of described locking piece 12 is open and flat and is fixed on described diapire 101, and the other end of described locking piece 12 shrinks shape
Become described lock arm 121, and described lock arm 121 be inclined upwardly after end be bent into parallel with described diapire 101.Described lock
The position determining part 12 is probably located at the lower section of the support member 11 described near described stop part 104, and described lock arm 121 inclines
Tiltedly enter described sliding space a afterwards, that is, the position of the end of described lock arm 121 is higher than described supporting part 112.
Described lock arm 121 is formed by described locking piece 12 and described locking piece 12 is fixed to described diapire 101, then institute
State lock arm 121 can be changed after damage or elasticity weaken, if described in direct punch forming on described diapire 101
Lock arm 121, then cannot change.And described lock arm 121 end is set to this shape parallel with described diapire 101,
It is in order that the described lock point 121a on described lock arm 121 can fully snap in the through hole 910 in described first support 91
In, also easily skid off from through hole 910 after described first support 91 stress.
Refer to Fig. 5, the process that described hinge 9 inserts sleeve 1 of the present invention is as follows: after described sleeve 1 is installed, it sets
It is equipped with one end of described stop part 104 downwards, the upper end that the described first support 91 of described hinge 9 is directed at described sleeve 1 is opened
Mouthful and be downwardly into described in two between supporting part 112 and described limiting section 103 of described support member 11, described first support 91 to
Under through two described support members 11 and under the restriction of described limiting section 103 lock arm 121 described in top pressure, make described lock arm
121 deformation close described diapire 101, until described first support 91 is kept out by described stop part 104, now described lock arm
121 by elastic return and described lock point 121a snaps in the through hole 910 opening up in described first support 91, described support simultaneously
Portion 112 and limiting section 103 also form to sandwich in the both sides of described first support 91 and fix, thus described first support 91 is consolidated
Be locked in described sleeve 1.When wanting to dismantle described hinge 9, only need to firmly lift upwards, because described lock point 121a is to be in
Arc surfaced and lock arm 121 is a kind of cantilever design, therefore described first support 91, after stress reaches to a certain degree, just may be used
To deform described lock arm 121 top pressure, described lock point 121a is made to exit the through hole 910, Ran Housuo in described first support 91
State first support 91 just to deviate from described sleeve 1.
In the present embodiment, the described first support 91 of described hinge 9 of diagram is different from second support 92 structure, and only
Give the grafting relation of described first support 91 and described sleeve 1, natural, described second support 92 can also be arranged
Be the structure similar with described first support 91 and be also provided with described sleeve 1 in headrest so that described hinge 9 can simultaneously with
Sofa body and sofa headrest dismounting separate.
The present invention compared with prior art, by described sleeve 1 is fixed on sofa body rather than by described hinge 9
Described first support 91 is fixing, when needing to change after hinge 9 damages, only described first support 91 need to be extracted described sleeve 1
, and sofa shell need not be removed, disassembling operations are easier.
The above disclosed preferred embodiments being only the present invention, its effect is to facilitate those skilled in the art to understand
And implement according to this, the interest field that certainly present invention can not be limited with this, therefore made according to scope of the present invention patent
Equivalent variations, still fall within the scope that the present invention is covered.
Claims (10)
1. a kind of sleeve it is characterised in that: include pedestal, described pedestal is in the long groove shape of both ends open and has a diapire and two
Relative side wall, side wall described in two is respectively formed with the limiting section inwardly protruding out, is provided with positioned at described bottom in described pedestal
Supporting part between wall and limiting section, forms sliding space between described supporting part and described limiting section, close in described pedestal
It is fixed with the stop part protruding out at one end open, be additionally provided with another near described pedestal positioned at described stop part in described pedestal
The lock arm of the side at end, one end of described lock arm is fixed with described diapire, and the other end of described lock arm is to described stop
Portion extends and tilts upward in the described sliding space of entrance, and the end upper surface of described lock arm is convexly equipped with the lock in arc surfaced
Point.
2. sleeve as claimed in claim 1 it is characterised in that: described supporting part is the supporting part being made up of plastic material.
3. sleeve as claimed in claim 1 it is characterised in that: the quantity of described supporting part is even number, and is symmetrically distributed
Both sides in described diapire.
4. sleeve as claimed in claim 3 it is characterised in that: described sleeve also includes support member, and described support member includes one
Roof and two side arms, side arm described in two is respectively oppositely fixed on the two ends of described roof, and the end of described side arm is to inflection
Folding forms described supporting part, described support member opening be clamped and fastened on inwardly in described pedestal and side arm described in two respectively with
Described in the two of described pedestal, side wall is supported.
5. sleeve as claimed in claim 4 it is characterised in that: described supporting part bent inwards by the end of described side arm and with
When be inclined upwardly and formed.
6. sleeve as claimed in claim 1 it is characterised in that: the upper end of described side wall bend inwards and protrude out formation described limit
Position portion.
7. sleeve as claimed in claim 1 it is characterised in that: described stop part is formed at described diapire and arches upward upwards
Domes.
8. sleeve as claimed in claim 1 it is characterised in that: after described lock arm is inclined upwardly, end is bent into and described bottom
Wall is parallel.
9. sleeve as claimed in claim 1 it is characterised in that: described sleeve also includes locking piece, one end of described locking piece
It is fixed on described diapire, the other end of described locking piece forms described lock arm.
10. sleeve as claimed in claim 1 it is characterised in that: described diapire offers at least one installing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410404769.XA CN104161408B (en) | 2014-08-15 | 2014-08-15 | Insertion sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410404769.XA CN104161408B (en) | 2014-08-15 | 2014-08-15 | Insertion sleeve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104161408A CN104161408A (en) | 2014-11-26 |
| CN104161408B true CN104161408B (en) | 2017-01-18 |
Family
ID=51905564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410404769.XA Active CN104161408B (en) | 2014-08-15 | 2014-08-15 | Insertion sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104161408B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3741261A1 (en) * | 2019-05-20 | 2020-11-25 | Hettich Franke GmbH & Co. KG | Furniture and fitting for furniture |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2544264A1 (en) * | 1983-04-15 | 1984-10-19 | Faure Bertrand | Improvements to adjustable headrests equipping the seat backs of vehicle seats |
| FR2704661A1 (en) * | 1993-04-30 | 1994-11-04 | Lefevere Marc | Device for adjusting the relative angular position of at least two inter-articulated components about an axis |
| WO2004008917A1 (en) * | 2002-07-22 | 2004-01-29 | Dewert Antriebs- Und Systemtechnik Gmbh & Co. Kg | Reclining element |
| CN102667500A (en) * | 2009-11-11 | 2012-09-12 | 惠康有限公司 | Spring contacts and sockets with built-in spring contacts |
| CN102918723A (en) * | 2010-05-27 | 2013-02-06 | 惠康有限公司 | Structure for a spring contact |
| CN203660148U (en) * | 2013-11-04 | 2014-06-18 | 启东乾朔电子有限公司 | Socket connector |
| CN204132886U (en) * | 2014-08-15 | 2015-02-04 | 东莞市伟宏五金塑胶制品有限公司 | Socket |
-
2014
- 2014-08-15 CN CN201410404769.XA patent/CN104161408B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2544264A1 (en) * | 1983-04-15 | 1984-10-19 | Faure Bertrand | Improvements to adjustable headrests equipping the seat backs of vehicle seats |
| FR2704661A1 (en) * | 1993-04-30 | 1994-11-04 | Lefevere Marc | Device for adjusting the relative angular position of at least two inter-articulated components about an axis |
| WO2004008917A1 (en) * | 2002-07-22 | 2004-01-29 | Dewert Antriebs- Und Systemtechnik Gmbh & Co. Kg | Reclining element |
| CN102667500A (en) * | 2009-11-11 | 2012-09-12 | 惠康有限公司 | Spring contacts and sockets with built-in spring contacts |
| CN102918723A (en) * | 2010-05-27 | 2013-02-06 | 惠康有限公司 | Structure for a spring contact |
| CN203660148U (en) * | 2013-11-04 | 2014-06-18 | 启东乾朔电子有限公司 | Socket connector |
| CN204132886U (en) * | 2014-08-15 | 2015-02-04 | 东莞市伟宏五金塑胶制品有限公司 | Socket |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3741261A1 (en) * | 2019-05-20 | 2020-11-25 | Hettich Franke GmbH & Co. KG | Furniture and fitting for furniture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104161408A (en) | 2014-11-26 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Electrical connection contact sleeve Effective date of registration: 20180112 Granted publication date: 20170118 Pledgee: China Co truction Bank Corp Dongguan Tangxia branch Pledgor: DONGGUAN WEIHONG HARDWARE AND PLASTIC PRODUCTS CO., LTD. Registration number: 2018440000012 |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 523000 Room 301, building 15, No. 89, Pingshan Industrial Road, Tangxia Town, Dongguan City, Guangdong Province Patentee after: Dongguan Weihong Smart Home Technology Co., Ltd Address before: Dongguan City, Guangdong province 523728 Dongguan town Tangxia City Pingshan Industrial Zone 188 Wei Hong Hardware Plastic Products Co Ltd Patentee before: DONGGUAN WEIHONG HARDWARE AND PLASTIC PRODUCTS CO., LTD. |