CN106930641B - A kind of intermediate door buffer unit - Google Patents
A kind of intermediate door buffer unit Download PDFInfo
- Publication number
- CN106930641B CN106930641B CN201710357329.7A CN201710357329A CN106930641B CN 106930641 B CN106930641 B CN 106930641B CN 201710357329 A CN201710357329 A CN 201710357329A CN 106930641 B CN106930641 B CN 106930641B
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- CN
- China
- Prior art keywords
- slide mass
- buffer
- release
- main
- bottom plate
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/003—Braking devices, e.g. checks; Stops; Buffers for sliding wings
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
- E05F5/08—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops with springs
Landscapes
- Vibration Dampers (AREA)
- Wing Frames And Configurations (AREA)
Abstract
The invention discloses a kind of intermediate door buffer units, including intermediate buffer, left buffer, right buffer and locating plate；Intermediate buffer includes casing mechanism and buffer gear, casing mechanism includes shell and ironware, buffer gear includes a bottom plate, one main slide mass, two release pieces, two points of slide masses, two groups of bolsters and two elastic components, groove there are two being set on bottom plate, the end of two grooves is respectively provided with bayonet, main slide mass is set between two points of slide masses, two release pieces are installed on main slide mass, each release piece is respectively provided with release lever, the release lever of release piece is matched with the groove of bottom plate, each slide mass is divided to be connected separately with one group of bolster and an elastic component, each divide and is also connected with rotary pawl on slide mass, rotary pawl has Rotational Cylindrical.The buffering effect of three positions in left, center, right may be implemented in the present invention, and good buffer effect, buffer function is more comprehensive, and work efficiency is high, and job costs are low, and installation and adjustment are more convenient.
Description
Technical field
The present invention relates to buffer technology field, in particular to a kind of intermediate door buffer unit.
Background technique
Buffer unit is installed on wardrobe, in order to which user is in the door body of mobile wardrobe, certain buffering is played to door body
Purpose reduces the noise when door body movement of wardrobe.It is returned though existing buffer unit can reach automatic for the intermediate door of wardrobe
Return the purpose of buffering, but the structure of buffer unit is unreliable, in movement, stability is poor, is easy failure, and buffering effect is not enough managed
Think, cannot realize more comprehensive buffering effect, and the positioning in order to realize intermediate and two sides well, need to install three positioning
Piece, wastes time and material, reduces working efficiency, increases job costs.
Summary of the invention
In order to solve the above technical problems, the purpose of the present invention is to provide a kind of service performances, reliable, buffering effect is relatively managed
Think, working efficiency is higher and lower-cost intermediate door buffer unit.
To realize above-mentioned technical purpose and the technique effect, the invention is realized by the following technical scheme：In one kind
Between door buffer unit, including intermediate buffer, left buffer, right buffer and locating plate, intermediate buffer be installed on a upper rail
The middle part in road, left buffer are installed on the left part of upper rail, and right buffer is installed on the right part of upper rail, and locating plate installation is in place
In intermediate door below the intermediate buffer；
The intermediate buffer includes casing mechanism and buffer gear, and buffer gear is installed in casing mechanism；
Casing mechanism includes a shell and an ironware, which is connected on the ironware, and ironware is installed on upper rail,
The middle part of the shell is equipped with track groove, and locating plate can be moved along track groove；
The buffer gear is set in the space that shell and ironware are formed, which includes a bottom plate, a main cunning
Kinetoplast, two release pieces, two be divided to slide mass, two groups of bolsters and two elastic components, bottom plate is located on ironware, and bottom plate is equipped with
In two grooves that front and back is arranged, the end of two grooves is respectively provided with bayonet, one of them divides slide mass to be set to bottom plate
Left part, another right part for dividing slide mass to be set to bottom plate, main slide mass are set between two points of slide masses, main slide mass tool
There is main part, the left and right ends of the main part of main slide mass are respectively provided with a rod piece, and the end of rod piece has pulling department, and two are released
It puts pawl to be rotatably installed on the main part of main slide mass, two release pieces form one and stir space, each release piece point
Not Ju You a release lever, the release lever of release piece matches after passing through main slide mass with the groove of bottom plate, each divides slide mass point
It is not connected with one group of bolster and an elastic component, divides slide mass to be equipped with and pulls auxiliary section, each divide on slide mass and be also connected with
There is a rotatable rotary pawl, which has a Rotational Cylindrical；The pulling department of the rod piece of main slide mass is set to a point slide mass
Pulling auxiliary section and the Rotational Cylindrical of rotary pawl between；
The locating plate has clicking section, and the clicking section of locating plate may pass through the track groove of the shell to discharge with two
Claw type at the separable phase in space of stirring fasten.
Further, the head of the release piece has elastic curved boom, and the end of the elasticity curved boom has an elastic hook,
Release piece also has a hook, the elastic hook and the hook phase clasp joint of release piece of elastic curved boom；
Further, the outside of the tail portion of the release piece is inclined-plane.
Further, the main part of the main slide mass is equipped with arc groove, the release lever of release piece and main slide mass
Arc groove cooperation.
Further, the release piece has shaft, and release piece is connect by the main part axis of shaft and main slide mass.
The beneficial effects of the invention are as follows：When moving, the effect by locating plate to release piece slides winner to intermediate door
Body is mobile, and release lever and bottom by the pulling department of the rod piece of main slide mass to the pulling function for dividing slide mass, when release piece
When the bayonet of the groove of plate fastens, the positioning of the stretching to elastic component and bolster can be realized, when plectrum acts on release again
When pawl, the release lever of release piece is detached from the bayonet of the groove of bottom plate, so that elastic component and bolster are returned and resetted, and then realizes
Recurrence buffering effect when middle position.The present invention is provided with left buffer in the left part of upper door frame, sets in the right part of upper door frame
Right buffer is set, so that the cooperation by locating plate and left buffer and right buffer is realized in left and right side position
Buffering effect.The present invention may be implemented the buffering effect of three positions in left, center, right, good buffer effect, and buffer function is more comprehensive.
For intermediate buffer, locating plate is the groove with the track groove at the middle part of shell, release piece and the bottom plate positioned at enclosure interior
Cooperation come realize buffering positioning, between locating plate and release piece movement cooperation it is not vulnerable, act more reliable, service performance
Reliably.A locating plate is only used only in the present invention, cooperates with left buffer, right buffer and intermediate buffer, can be realized
Between and two sides buffering locating effect, work efficiency is high, and job costs are low, and total installation and adjustment side of the invention
Just.
Detailed description of the invention
Fig. 1 is the decomposition texture schematic diagram of the intermediate buffer in the present invention.
Fig. 2 is the part combining structure schematic diagram of the intermediate buffer in the present invention.
Fig. 3 is the structural schematic diagram of the bottom plate of the intermediate buffer in the present invention.
Fig. 4 is the structural schematic diagram for dividing slide mass of the intermediate buffer in the present invention.
Fig. 5 is the structural schematic diagram of the main slide mass of the intermediate buffer in the present invention.
Fig. 6 is the structural schematic diagram of the release piece of the intermediate buffer in the present invention.
Fig. 7 is the structural schematic diagram of the rotary pawl of the intermediate buffer in the present invention.
Fig. 8 is the structural schematic diagram of the shell of the intermediate buffer in the present invention.
Fig. 9 is the structural schematic diagram that left buffer, intermediate buffer, right buffer and the upper rail in the present invention cooperate.
Specific embodiment
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawing, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
As shown in Figures 1 to 9, a kind of intermediate door buffer unit, including intermediate buffer 1, left buffer 2, right buffer 3
With locating plate 4, intermediate buffer 1 is installed on the middle part of the upper rail 5 of wardrobe, and left buffer 2 is installed on the left part of upper rail 5,
Right buffer 3 is installed on the right part of upper rail 5, and locating plate 4 is mounted in the intermediate door of 1 lower section of intermediate buffer, Zuo Huan
It rushes device 2 to be located above the offside door of wardrobe, right buffer 3 is located above the offside door of wardrobe.
The structure of left buffer 2 and right buffer 3 is the prior art, and details are not described herein.Intermediate buffer 1 includes shell
Body mechanism and buffer gear, buffer gear are installed in casing mechanism；
Casing mechanism includes a shell 11 and an ironware 12, which is connected on the ironware 12, and ironware 12 is installed
In on upper rail 5, the middle part of the shell 11 is equipped with track groove 111, and locating plate 4 can be moved along track groove 111；
The buffer gear is set in the space that shell 11 and ironware 12 are formed, the buffer gear include a bottom plate 13,
One release piece 15, two of main slide mass 14, two is divided to 16, two groups of bolsters 17 of slide mass and two elastic components 18, and bottom plate 13
In on ironware 12, bottom plate 13 is equipped with two grooves 131 in front and back setting, and the end of two grooves 131 is respectively provided with bayonet
132, one of them left part for dividing slide mass 16 to be set to bottom plate 13, another right part for dividing slide mass 16 to be set to bottom plate 13,
Main slide mass 14 is set between two points of slide masses 16, and main slide mass 14 has main part 141, the main part of main slide mass 14
141 left and right ends are respectively provided with a rod piece 142, and the end of rod piece 142 has pulling department 143, and two release pieces 15 can be rotated
Be installed on the main part 141 of main slide mass 14, two release pieces 15 form one and stir space, and each release piece 15 is distinguished
With a release lever 151, the release lever 151 of release piece 15 is matched after passing through main slide mass 14 with the groove 131 of bottom plate 13, often
It is a that slide mass 16 is divided to be connected separately with one group of bolster 17 and an elastic component 18, divide slide mass 16 to be equipped with and pulls auxiliary section
161, each divide on slide mass 16 and be also connected with a rotatable rotary pawl 19, which has a Rotational Cylindrical 191, rotation
Pawl 19 also has axle portion 192, and rotary pawl 19 is connect by the axle portion 192 with slide mass 16 is divided, the rod piece 142 of main slide mass 14
Pulling department 143 is set between pulling auxiliary section 161 and the Rotational Cylindrical 191 of rotary pawl 19 of point slide mass 16；
The locating plate 4 have clicking section, the clicking section of locating plate 4 may pass through the track groove 111 of the shell 11 with
The separable phase in space of stirring that two release pieces 15 are formed fastens.
Furtherly, the head of the release piece 15 has elastic curved boom 152, and the end of the elasticity curved boom 152 has one
Elastic hook, release piece 15 also have a hook 153, the elastic hook of elastic curved boom 152 and the cooperation hook of release piece 15
153 phase clasp joint of portion, the head of such release piece 15 just have unidirectional elasticity.If the release lever 151 of release piece 15 is detached from bottom plate
After the bayonet 132 of 13 groove 131, the clicking section of locating plate 4 is not coated, locating plate 4 is in failure state, then may be used
By the effect of elastic curved boom 152, then cooperate the thrust of locating plate 4, elastic hook is bent to bottom, makes dialling for locating plate 4
Dynamic portion is fastened with release piece 15 again, realizes the function of being automatically repaired failure.
Furtherly, the outside of the tail portion of the release piece 15 is inclined-plane.
Furtherly, the main part 141 of the main slide mass 14 be equipped with arc groove, the release lever 151 of release piece 15 with
The arc groove of main slide mass 14 cooperates.
Furtherly, the release piece 15 has shaft, and release piece 15 passes through the main part 141 of shaft and main slide mass 14
Axis connects.
In use, pull intermediate door to the right, the clicking section of locating plate 4 along the shell 11 of intermediate buffer 1 track groove
111 is mobile, and after locating plate 4 bumps against release piece 15, the clicking section of locating plate 4 pushes to the right release piece 15, and locating plate 4 is stirred
Portion squeezes the inclined-plane of release piece 15, and using elasticity, the clicking section of locating plate 4 is squeezed into shape between two release pieces 15
At stir in space, locating plate 4 drives main slide mass 14 to move right the promotion of release piece 15, and it is left to be located at main slide mass 14
The pulling department 143 of the rod piece 142 in portion acts on the pulling auxiliary section 161 for dividing slide mass 16 of 13 left part of bottom plate, to pull position
Divide slide mass 16 in 13 left part of bottom plate, slide mass 16 is divided to pull elastic component 18 and bolster 17, is located at main 14 right part of slide mass
The pulling department 143 of rod piece 142 then push the Rotational Cylindrical 191 for dividing the rotary pawl 19 on slide mass 16 positioned at 13 right part of bottom plate,
The Rotational Cylindrical 191 of rotary pawl 19 rotates, so that the rod piece 142 for being located at main 14 right part of slide mass slips over.
It is fixed when at the bayonet 132 for the groove 131 that the release piece 15 for being located at main 14 front side of slide mass reaches 13 front side of bottom plate
The clicking section of bit slice 4 makes release piece 15 to the active force of the elastic curved boom 152 for the release piece 15 for being located at main 14 front side of slide mass
The release lever 151 of rotation, release piece 15 is swung along the arc groove of the main part 141 of main slide mass 14, before being located at main slide mass 14
The release lever 151 of the release piece 15 of side is caught in the bayonet 132 of the groove 131 of 13 front side of bottom plate, is located at main 14 left of slide mass
Elastic component 18 and bolster 17 be in stretch positioning states.At this point, the clicking section of locating plate 4 is then detached from two 15 shapes of release piece
At stir space, intermediate door can be opened easily to the right.
When intermediate door is moved to the position of right buffer 3, locating plate 4 is had an effect with right buffer 3, plays right lateral position
The buffering and positioning action set.
Then, when the intermediate door for being located at right side to be moved to the left, the clicking section of locating plate 4 acts on intermediate buffering again
Device 1, the clicking section of locating plate 4 act on the release piece 15 positioned at main 14 front side of slide mass, so that the release piece 15 rotates, this is released
The release lever 151 for putting pawl 15 is then detached from the bayonet 132 of the groove 131 on front side of bottom plate 13, and release piece 15 is released, two releases
Pawl 15 envelopes the clicking section of locating plate 4, and the elastic component 18 and bolster 17 positioned at main 14 left of slide mass, which slowly return, to be resetted,
Main slide mass 14, which is also slowly revert to, sets middle position, reaches recurrence buffering effect when closing from right side to middle position.
Continuation pulls intermediate door to the left, and locating plate 4 drives main slide mass 14 to be moved to the left the promotion of release piece 15, is located at
The pulling department 143 of the rod piece 142 of main 14 right part of slide mass acts on the pulling auxiliary section for dividing slide mass 16 of 13 right part of bottom plate
161, divide slide mass 16 positioned at 13 right part of bottom plate to pull, divides slide mass 16 to pull elastic component 18 and bolster 17, be located at
The pulling department 143 of the rod piece 142 of main 14 left part of slide mass then pushes the rotary pawl divided on slide mass 16 positioned at 13 left part of bottom plate
The Rotational Cylindrical 191 of 19 Rotational Cylindrical 191, rotary pawl 19 rotates, so that the rod piece 142 for being located at main 14 left part of slide mass slips over.
It is fixed when at the bayonet 132 for the groove 131 that the release piece 15 for being located at main 14 rear side of slide mass reaches 13 rear side of bottom plate
The clicking section of bit slice 4 makes release piece 15 to the active force of the elastic curved boom 152 for the release piece 15 for being located at main 14 rear side of slide mass
The release lever 151 of rotation, release piece 15 is swung along the arc groove of the main part 141 of main slide mass 14, after being located at main slide mass 14
The release lever 151 of the release piece 15 of side is caught in the bayonet 132 of the groove 131 of 13 rear side of bottom plate, is located at main 14 right of slide mass
Elastic component 18 and bolster 17 be in stretch positioning states.At this point, the clicking section of locating plate 4 is then detached from two 15 shapes of release piece
At stir space, intermediate door can be easily left on.
When intermediate door is moved to the position of left buffer 2, locating plate 4 is had an effect with left buffer 2, plays left lateral position
The buffering and positioning action set.
Likewise, using intermediate buffer 1, and can be realized from left side to middle position when pulling intermediate door to the right again
Recurrence buffering effect when closing.
The present invention may be implemented the buffering effect of three positions in left, center, right, good buffer effect, and buffer function is more comprehensive.For
Intermediate buffer, locating plate 4 are the track groove 111, release piece 15 and the bottom plate inside shell 11 with the middle part of shell 11
The cooperation of 13 groove 131 buffers positioning to realize, the movement cooperation between locating plate 4 and release piece 15 is not vulnerable, movement
More reliable, service performance is reliable.A locating plate 4 is only used only in the present invention, with left buffer 2, right buffer 3 and intermediate buffering
Device 1 cooperates, and intermediate and two sides buffering locating effects can be realized, and work efficiency is high, and job costs are low, and of the invention whole
A structure installation and adjustment are more convenient.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (5)
1. a kind of intermediate door buffer unit, it is characterised in that：Including intermediate buffer, left buffer, right buffer and locating plate,
Intermediate buffer is installed on the middle part of a upper rail, and left buffer is installed on the left part of upper rail, and right buffer is installed on upper rail
The right part in road, locating plate are mounted in the intermediate door below intermediate buffer；
The intermediate buffer includes casing mechanism and buffer gear, and buffer gear is installed in casing mechanism；
Casing mechanism includes a shell and an ironware, which is connected on the ironware, and ironware is installed on upper rail, described
The middle part of shell is equipped with track groove, and locating plate can be moved along track groove；
The buffer gear is set in the space that shell and ironware are formed, the buffer gear include a bottom plate, a main slide mass,
Two release pieces, two be divided to slide mass, two groups of bolsters and two elastic components, bottom plate is located on ironware, bottom plate be equipped be in front of
Two grooves being arranged afterwards, the end of two grooves are respectively provided with bayonet, one of them left part for dividing slide mass to be set to bottom plate,
Another right part for dividing slide mass to be set to bottom plate, main slide mass are set between two points of slide masses, and main slide mass has master
Body portion, the left and right ends of the main part of main slide mass are respectively provided with a rod piece, and the end of rod piece has pulling department, two release pieces
It is rotatably installed on the main part of main slide mass, two release pieces form one and stir space, and each release piece has respectively
It is matched after thering is a release lever, the release lever of release piece to pass through main slide mass with the groove of bottom plate, each slide mass is divided to connect respectively
It is connected to one group of bolster and an elastic component, divides slide mass to be equipped with and pulls auxiliary section, each divide and be also connected with one on slide mass
Rotatable rotary pawl, the rotary pawl have a Rotational Cylindrical；The pulling department of the rod piece of main slide mass is set to the drawing of point slide mass
Between dynamic auxiliary section and the Rotational Cylindrical of rotary pawl；
The locating plate have clicking section, the clicking section of locating plate may pass through the track groove of the shell with two release claw types
At the separable phase in space of stirring fasten.
2. intermediate door buffer unit according to claim 1, it is characterised in that：The head of the release piece has elasticity curved
Arm, the end of the elasticity curved boom have an elastic hook, and release piece also has a hook, the elastic hook of elastic curved boom with
The hook phase clasp joint of release piece.
3. intermediate door buffer unit according to claim 1, it is characterised in that：The outside of the tail portion of the release piece is oblique
Face.
4. intermediate door buffer unit according to claim 1, it is characterised in that：The main part of the main slide mass is equipped with
The arc groove of arc groove, the release lever of release piece and main slide mass cooperates.
5. intermediate door buffer unit according to claim 1, it is characterised in that：The release piece has shaft, release piece
It is connect by the main part axis of shaft and main slide mass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710357329.7A CN106930641B (en) | 2017-05-19 | 2017-05-19 | A kind of intermediate door buffer unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710357329.7A CN106930641B (en) | 2017-05-19 | 2017-05-19 | A kind of intermediate door buffer unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106930641A CN106930641A (en) | 2017-07-07 |
| CN106930641B true CN106930641B (en) | 2018-11-27 |
Family
ID=59430104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710357329.7A Active CN106930641B (en) | 2017-05-19 | 2017-05-19 | A kind of intermediate door buffer unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106930641B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108979460A (en) * | 2018-09-28 | 2018-12-11 | 广东东泰五金精密制造有限公司 | It is a kind of for setting location structure in furniture side sliding door |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005068760A1 (en) * | 2004-01-13 | 2005-07-28 | K.K. Murakoshi Seikoh | Damping device |
| JP3172411U (en) * | 2010-10-05 | 2011-12-15 | コブレンツ エス．ピー．エイ． | Carriage for sliding door |
| CN204850856U (en) * | 2015-08-07 | 2015-12-09 | 苏州升德精密电气有限公司 | Move two -way removal buffer of door |
| CN205876012U (en) * | 2016-08-12 | 2017-01-11 | 苏州升德精密电气有限公司 | Embedded suspension door does not have a round attenuator |
| CN106320879A (en) * | 2016-11-15 | 2017-01-11 | 苏州升德精密电气有限公司 | Two-way sliding door centre adjustment buffer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206753307U (en) * | 2017-05-19 | 2017-12-15 | 苏州升德精密电气有限公司 | A kind of intermediate door buffer unit |
-
2017
- 2017-05-19 CN CN201710357329.7A patent/CN106930641B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005068760A1 (en) * | 2004-01-13 | 2005-07-28 | K.K. Murakoshi Seikoh | Damping device |
| JP3172411U (en) * | 2010-10-05 | 2011-12-15 | コブレンツ エス．ピー．エイ． | Carriage for sliding door |
| CN204850856U (en) * | 2015-08-07 | 2015-12-09 | 苏州升德精密电气有限公司 | Move two -way removal buffer of door |
| CN205876012U (en) * | 2016-08-12 | 2017-01-11 | 苏州升德精密电气有限公司 | Embedded suspension door does not have a round attenuator |
| CN106320879A (en) * | 2016-11-15 | 2017-01-11 | 苏州升德精密电气有限公司 | Two-way sliding door centre adjustment buffer |
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| Publication number | Publication date |
|---|---|
| CN106930641A (en) | 2017-07-07 |
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