CN107965221A - A kind of type gate folder - Google Patents
A kind of type gate folder Download PDFInfo
- Publication number
- CN107965221A CN107965221A CN201711191081.8A CN201711191081A CN107965221A CN 107965221 A CN107965221 A CN 107965221A CN 201711191081 A CN201711191081 A CN 201711191081A CN 107965221 A CN107965221 A CN 107965221A
- Authority
- CN
- China
- Prior art keywords
- seat
- connecting seat
- hinge shaft
- type gate
- roller bearing
- 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.)
- Pending
Links
- 238000009434 installation Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 6
- 239000000314 lubricant Substances 0.000 claims description 4
- 230000004323 axial length Effects 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims 1
- 239000011521 glass Substances 0.000 abstract description 10
- 230000013011 mating Effects 0.000 abstract description 3
- 238000005096 rolling process Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000003831 antifriction material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D3/00—Hinges with pins
- E05D3/02—Hinges with pins with one pin
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D11/00—Additional features or accessories of hinges
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D11/00—Additional features or accessories of hinges
- E05D11/02—Lubricating arrangements
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D5/00—Construction of single parts, e.g. the parts for attachment
- E05D5/02—Parts for attachment, e.g. flaps
- E05D5/0246—Parts for attachment, e.g. flaps for attachment to glass panels
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D7/00—Hinges or pivots of special construction
- E05D7/04—Hinges adjustable relative to the wing or the frame
- E05D7/043—Hinges adjustable relative to the wing or the frame by means of dowel attachments
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/132—Doors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Abstract
The invention discloses a kind of type gate folder, it is related to glass door clip technical field, including fixed seat and sliding seat, articulated section is equipped with fixed seat and sliding seat rotation connection, spring support, the connecting seat in sliding seat and the hinge shaft installed through spring support and connecting seat that articulated section includes being installed in fixed seat, hinge shaft center opens up fluted, spring support is with setting flexible box at groove cooperation, groove is provided with roller bearing with the elastic box place of contacting, and the positioning screw for locking hinge shaft and connecting seat relative position is provided with connecting seat.For the present invention using setting flexible articulated section in fixed seat and sliding seat junction, articulated section drives spring support and connecting seat to realize and rotate that its screen resilience is small, safe by opening up reeded hinge shaft, elastic box and the roller bearing for rolling with both mating connection；Connecting seat and the positioning screw that locking setting angle is equipped with hinge shaft cooperation, can adjust setting angle according to actual installation situation.
Description
Technical field
The present invention relates to glass door clip technical field, and in particular to a kind of type gate folder.
Background technology
At present, in the home decoration, separating dry space from moist space is carried out to bathroom usually using glass door frame, bath is connected in glass door frame
The glass door of room generally uses the form of vertical hinged door, therefore usually realizes opening and closing by installing glass door clip on glass door
Door.The glass door clip screen resilience of the prior art is larger, easily causes door leaf that reciprocating rotation occurs upon rebound, and be possible to wound
User, there are security risk, and does not possess the function of the setting angle of adjustable glass door, and versatility is poor, in addition, existing
Glass door clip water resistance is poor, it is impossible to realizes the separating dry space from moist space in bathroom well.
The content of the invention
In view of the problems of the existing technology, present invention aims at a kind of type gate folder is provided, its screen resilience is small, safety
Property it is high, water resistance is good, and can adjust setting angle according to actual installation situation.
The present invention adopts the technical scheme that：
A kind of type gate is pressed from both sides, including fixed seat and sliding seat, is equipped with the fixed seat and the sliding seat rotation connection
Articulated section, it is in the spring support of " convex " font structure, installed in the activity that the articulated section, which includes being installed in the fixed seat,
In the connecting seat of U shape and through the spring support and the hinge shaft of connecting seat installation on seat, the hinge shaft center opens up
Fluted, for the spring support with setting flexible box at the groove cooperation, the groove contacts place with the elastic box
Roller bearing is installed, when door is clipped in rebound, roller bearing rolls in groove, under the action of the elasticity of elastic box abuts roller bearing, rebound
Power very little, it is safe；The positioning for locking the hinge shaft and the connecting seat relative position is provided with the connecting seat
Screw, positioning screw adjust the original angle of fixed seat and sliding seat by easing out, and are fixed by screwing, so as to fulfill
Door presss from both sides the adjusting of different setting angles.
Further as above-mentioned technical proposal is improved, and one end that the elasticity box is contacted with the roller bearing is inwardly opened
Equipped with mounting groove, spring is installed in the mounting groove, it is preferred that the mounting groove parallel arrangement there are two, two peaces
Spring is mounted in tankage, makes itself and roller bearing contact area bigger, elastic effect is more preferably.
Further as above-mentioned technical proposal is improved, and the elasticity box and one end that the roller bearing contacts are to overhanging
Go out and be provided with locating plate, locating slot is provided with the position that the spring support coordinates with the locating plate.
Further as above-mentioned technical proposal is improved, and the roller length is slightly less than elastic box end face length, is increasing
While the contact area of roller bearing and elastic box, the frictional dissipation of roller bearing is reduced to the greatest extent.
Preferably, the hinge shaft outer wall in axial direction uniformly offers some clamp bar slots, the positioning screw with it is described
Card slot coordinates installation, makes an angle locking for folder more firm.
Preferably, the hinge shaft outer wall is provided with annular knurl.
Further as above-mentioned technical proposal is improved, and the positioning screw is provided with two, is separately positioned on the company
Joint chair both ends.
Further as above-mentioned technical proposal is improved, and the roller surface is provided with lubricant, for reducing roller bearing
Frictional dissipation.
Further as above-mentioned technical proposal is improved, and the connecting seat at the spring support inserting end cooperation with being provided with
Buffer stopper, the buffer stopper are mounted by means of bolts on the connecting seat, on the one hand buffer stopper is clipped in pass for slowing down door
Impact when closing between connecting seat and spring support, on the other hand for waterproof.
Further as above-mentioned technical proposal is improved, and the sliding seat end face is close with being offered at the fixed seat cooperation
Sealing groove, sealing strip is provided with the seal groove, improves water resistance.
Further as above-mentioned technical proposal is improved, and the hinge shaft is covered in the spring support and the connecting seat junction
Equipped with bumper ring, the bumper ring is made of anti-friction material, for reducing the frictional dissipation between spring support and connecting seat.
The beneficial effects of the invention are as follows：Compared with prior art, a kind of type gate folder provided by the invention, using solid
Reservation and sliding seat junction set flexible articulated section, and articulated section is by opening up reeded hinge shaft, elastic box and with two
Person rolls the roller bearing being connected, and drives spring support and connecting seat to realize and rotate that its screen resilience is small, safe；Connecting seat with
The positioning screw of locking setting angle is equipped with hinge shaft cooperation, the setting angle that door presss from both sides can be adjusted according to actual installation situation.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, drawings in the following description are some embodiments of the present invention, for ordinary skill people
For member, without creative efforts, other attached drawings can also be obtained according to these attached drawings.
The present invention is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is a kind of structure chart of the preferred embodiment of type gate folder of the present invention.
Fig. 2 is the top view of articulated section in Fig. 1.
Fig. 3 is the sectional view of the Section A-A of Fig. 2.
Fig. 4 is the schematic enlarged-scale view of elastic box in Fig. 2.
Fig. 5 is a kind of enlarged drawing of embodiment of hinge shaft in Fig. 1.
Fig. 6 is the enlarged drawing of hinge shaft another kind embodiment in Fig. 1.
Fig. 7 is the structure chart of fixed seat in Fig. 1.
Fig. 8 is the bottom view that cover board is fixed in Fig. 7.
Drawing reference numeral explanation：1st, fixed seat；2nd, sliding seat；3rd, articulated section；31st, spring support；32nd, connecting seat；33rd, hinge shaft；
331st, groove；311st, elastic box；30th, roller bearing；321st, positioning screw；3111st, mounting groove；3112nd, spring；3113rd, locating plate；
312nd, locating slot；332nd, card slot；322nd, buffer stopper；20th, seal groove；201st, sealing strip；333rd, bumper ring；11st, fixed holder；
12nd, fixed cover board；121st, strap；122nd, trim；1211st, mounting hole；1212nd, hoodle；1221st, mounting portion；1222nd, it is sliding
Groove；1223rd, limit top plate；1224th, notch.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is part of the embodiment of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained without creative efforts
Example, belongs to the scope of protection of the invention.
Fig. 1 is the structure chart that a kind of type gate of the present invention presss from both sides preferred embodiment, referring to figs. 1 to shown in Fig. 6, the present embodiment bag
Fixed seat 1 and sliding seat 2 are included, articulated section 3 is equipped with 2 rotation connection of fixed seat 1 and sliding seat, articulated section 3 includes being installed on solid
In the spring support 31 of " convex " font structure, in the connecting seat 32 of U shape in sliding seat 2 and through elasticity in reservation 1
The hinge shaft 33 that seat 31 and connecting seat 32 are installed, 33 center of hinge shaft open up fluted 331, and spring support 31 at 331 cooperation of groove with setting
Elastic box 311 is equipped with, groove 331 is provided with roller bearing 30 with elastic 311 place of contacting of box, and when door is clipped in rebound, roller bearing 30 exists
Rolled in groove 331, under the action of the elasticity of elastic box 311 abuts roller bearing 30, screen resilience very little is safe；Preferably,
30 surface of roller bearing is provided with lubricant, for reducing the frictional dissipation of roller bearing 30；The axial length of roller bearing 30 is slightly less than elastic box
The length of 311 end faces, while the contact area of roller bearing 30 and elastic box 311 is increased, reduces the friction damage of roller bearing 30 to the greatest extent
Consumption.The positioning screw 321 for locking hinge shaft 33 and 32 relative position of connecting seat, positioning screw 321 are provided with connecting seat 32
The original angle of fixed seat 1 and sliding seat 2 is adjusted by easing out, and is fixed by screwing, not TongAn is pressed from both sides so as to fulfill door
Fill the adjusting of angle, it is preferred that positioning screw 321 is provided with two, is separately positioned on 32 both ends of connecting seat.
In the present embodiment, elastic box 311 inwardly offers mounting groove 3111, mounting groove with one end that roller bearing 30 contacts
Spring 3112 is installed in 3111.Preferably, the parallel arrangement of mounting groove 3111 has two, is mounted in two mounting grooves 3111
Spring 3112, makes its contact area bigger with roller bearing 30, elastic effect is more preferably.It is further preferred that elastic box 311 and roller bearing
30 one end contacted are protruding to be provided with locating plate 3113, is set on the position that spring support 31 coordinates with locating plate 3113
There is locating slot 312.
In the present embodiment, as shown in figure 5,33 outer wall of hinge shaft in axial direction uniformly offers some clamp bar slots 332, positioning
Screw 321 coordinates with card slot 332 to be installed, and makes an angle locking for folder more firm.In addition, as shown in fig. 6,33 outer wall of hinge shaft also
The design of annular knurl can be used.
It is further preferred that in the present embodiment, connecting seat 32 at 31 inserting end cooperation of spring support with being provided with buffer stopper
322, buffer stopper 322 is mounted by means of bolts on connecting seat 32, and 322 one side of buffer stopper is used to slow down a folder when closed
Impact between connecting seat 32 and spring support 31, on the other hand for waterproof.It is living for the water resistance of further lever gear door folder
Dynamic 2 end face of seat is provided with sealing strip 201 with offering seal groove 20 at 1 cooperation of fixed seat in seal groove 20.
In addition, hinge shaft 33 is arranged with bumper ring 333 in spring support 31 and 32 junction of connecting seat, bumper ring 333 is using anti-
Mill material is made, for reducing the frictional dissipation between spring support 31 and connecting seat 32.
As shown in Figure 6 and Figure 7, structure of the surface without installation screw is used for the type gate folder that the present embodiment uses.It is fixed
Seat 1 further includes fixed holder 11 and the fixation cover board 12 coordinated with fixed holder 11, and fixed cover board 12 includes and fixed holder 11
The strap 121 and slide lid of mating connection are located at the trim 122 on strap 121, and 121 both ends of strap are symmetrical
Several mounting holes 1211 are offered, mounting hole 1211, which is embedded in, is provided with hoodle 1212, and 122 back side of trim is provided with built-in
The mounting portion 1221 of formula, 1221 both ends of mounting portion offer respectively to be slidably installed with 121 both ends hoodle 1212 of strap
Sliding slot 1222, trim 122 is slidably mounted on strap 121 by sliding slot 1222.Preferably, trim 122 is remote
One end of installing port is provided with limit top plate 1223, and sliding slot 1222 is provided with trim easy to disassemble in 1223 one end of limit top plate
122 notch 1224；Fixed holder 11 and strap 121 are bolted to connection；The thickness of strap 121 is less than peace
The depth in dress portion 1221.
Preferably, sliding seat 2 also uses the surface structure without installation screw identical with above-mentioned fixed seat 1.
Pressed from both sides using a kind of type gate of technical solution of the present invention, bullet is provided with using in fixed seat 1 and 2 junction of sliding seat
Property articulated section 3, articulated section 3 by open up fluted 331 hinge shaft 33, elastic box 311 and with both roll mating connection
Roller bearing 30, drives spring support 31 and connecting seat 32 to realize and rotate that its screen resilience is small, safe；Connecting seat 32 is matched somebody with somebody with hinge shaft 33
The positioning screw 321 of locking setting angle is equipped with conjunction, the setting angle that door presss from both sides can be adjusted according to actual installation situation；Roller bearing
30 surfaces are provided with lubricant, and axial length is slightly less than the length of elastic 311 end face of box, reduce the frictional dissipation of roller bearing 30；
Elastic box 311 uses the design of dual spring 3112 with 30 place of contacting of roller bearing, makes its contact area bigger with roller bearing 30, bullet
Property is better；The design of the card slot 332 or annular knurl of 33 outer wall of hinge shaft, makes an angle locking for folder more firm；Buffer stopper 322
On the one hand it is used to slow down a folder impact between connecting seat 32 and spring support 31 when closed, on the other hand for waterproof, makes door
The water resistance of folder is stronger；Sealing strip 12, the water resistance of further lever gear door folder are installed in seal groove 11.
Above concrete structure is to have carried out specific description to presently preferred embodiments of the present invention, but not thereby limits this hair
Bright embodiment and protection domain, those skilled in the art can also do on the premise of without prejudice to spirit of the invention
Going out a variety of equivalent variations, either these equivalent deformations of replacement or replacement are all contained in what the application claim was limited
In the range of.
Claims (10)
1. a kind of type gate folder, including fixed seat (1) and sliding seat (2), it is characterised in that：The fixed seat (1) and the work
Articulated section (3) are equipped with dynamic seat (2) rotation connection, it is in " convex " word that the articulated section (3), which includes being installed in the fixed seat (1),
The spring support (31) of type structure, in the sliding seat (2) in U shape connecting seat (32) and through the elasticity
Seat (31) and the hinge shaft (33) of the connecting seat (32) installation, hinge shaft (33) center opens up fluted (331), the elasticity
Seat (31) with setting flexible box (311) at the groove (331) cooperation, with the elastic box (311) support by the groove (331)
Connect and roller bearing (30) is installed at cooperation, be provided with the connecting seat (32) for locking the hinge shaft (33) and the connecting seat
(32) positioning screw (321) of relative position.
A kind of 2. type gate folder according to claim 1, it is characterised in that：The elasticity box (311) and the roller bearing
(30) one end contacted inwardly offers mounting groove (3111), and spring (3112) is provided with the mounting groove (3111).
A kind of 3. type gate folder according to claim 1 or 2, it is characterised in that：The elasticity box (311) and the roller bearing
(30) one end for contacting is protruding to be provided with locating plate (3113), the spring support (31) and the locating plate (3113)
Locating slot (312) is provided with the position of cooperation.
A kind of 4. type gate folder according to claim 3, it is characterised in that：The axial length of the roller bearing (30) is less than institute
State the length of elastic box (311) end face.
A kind of 5. type gate folder according to claim 1, it is characterised in that：Hinge shaft (33) outer wall is in axial direction equal
Cloth offers some clamp bar slots (332), and the positioning screw (321) coordinates with the card slot (332) installs.
A kind of 6. type gate folder according to claim 1 or 5, it is characterised in that：The positioning screw (321) is provided with two
It is a, it is separately positioned on the connecting seat (32) both ends.
A kind of 7. type gate folder according to claim 1, it is characterised in that：Roller bearing (30) surface is provided with lubrication
Agent.
A kind of 8. type gate folder according to claim 1, it is characterised in that：The connecting seat (32) and the spring support
(31) buffer stopper (322) is provided with inserting end cooperation.
A kind of 9. type gate folder according to claim 1, it is characterised in that：Sliding seat (2) end face and the fixation
Seal groove (20) is offered at seat (1) cooperation, sealing strip (201) is installed in the seal groove (20).
A kind of 10. type gate folder according to claim 1, it is characterised in that：The hinge shaft (33) is in the spring support
(31) and the connecting seat (32) junction is arranged with bumper ring (333).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711191081.8A CN107965221A (en) | 2017-11-24 | 2017-11-24 | A kind of type gate folder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711191081.8A CN107965221A (en) | 2017-11-24 | 2017-11-24 | A kind of type gate folder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107965221A true CN107965221A (en) | 2018-04-27 |
Family
ID=62000574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711191081.8A Pending CN107965221A (en) | 2017-11-24 | 2017-11-24 | A kind of type gate folder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107965221A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372361A (en) * | 2018-09-12 | 2019-02-22 | 汪洁 | One kind has from buffer hinge |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19652732A1 (en) * | 1996-12-18 | 1998-06-25 | Igor Patselya | Heat-insulated window for flow-energy houses as sealed glazing |
| CN2397237Y (en) * | 1999-11-29 | 2000-09-20 | 东莞安极五金皮具有限公司 | Structure-improved non-door frame hinge |
| CN2493712Y (en) * | 2001-08-07 | 2002-05-29 | 东莞德鑫五金制品有限公司 | Hinge for frame free glass door |
| JP2008115604A (en) * | 2006-11-06 | 2008-05-22 | Jeo Prince Takeshita Kk | Rotation support device for glass door |
| CN204002202U (en) * | 2014-08-13 | 2014-12-10 | 简永 | A kind of glass door elastic hinge |
| CN205689014U (en) * | 2016-06-22 | 2016-11-16 | 佛山市嘉铧五金有限公司 | A kind of hydraulic pressure glass door hinge of adjustable angle |
| CN206458205U (en) * | 2017-02-15 | 2017-09-01 | 广东振盛五金有限公司 | It is a kind of complete concealed singly to open glass door spring hinge |
| CN207686483U (en) * | 2017-11-24 | 2018-08-03 | 江汇装饰用品(鹤山)有限公司 | A kind of type gate folder |
-
2017
- 2017-11-24 CN CN201711191081.8A patent/CN107965221A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19652732A1 (en) * | 1996-12-18 | 1998-06-25 | Igor Patselya | Heat-insulated window for flow-energy houses as sealed glazing |
| CN2397237Y (en) * | 1999-11-29 | 2000-09-20 | 东莞安极五金皮具有限公司 | Structure-improved non-door frame hinge |
| CN2493712Y (en) * | 2001-08-07 | 2002-05-29 | 东莞德鑫五金制品有限公司 | Hinge for frame free glass door |
| JP2008115604A (en) * | 2006-11-06 | 2008-05-22 | Jeo Prince Takeshita Kk | Rotation support device for glass door |
| CN204002202U (en) * | 2014-08-13 | 2014-12-10 | 简永 | A kind of glass door elastic hinge |
| CN205689014U (en) * | 2016-06-22 | 2016-11-16 | 佛山市嘉铧五金有限公司 | A kind of hydraulic pressure glass door hinge of adjustable angle |
| CN206458205U (en) * | 2017-02-15 | 2017-09-01 | 广东振盛五金有限公司 | It is a kind of complete concealed singly to open glass door spring hinge |
| CN207686483U (en) * | 2017-11-24 | 2018-08-03 | 江汇装饰用品(鹤山)有限公司 | A kind of type gate folder |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372361A (en) * | 2018-09-12 | 2019-02-22 | 汪洁 | One kind has from buffer hinge |
| CN109372361B (en) * | 2018-09-12 | 2020-05-01 | 南京涵铭置智能科技有限公司 | Self-buffering hinge |
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