CN110499982A - A kind of slide assemblies - Google Patents
A kind of slide assemblies Download PDFInfo
- Publication number
- CN110499982A CN110499982A CN201810479777.9A CN201810479777A CN110499982A CN 110499982 A CN110499982 A CN 110499982A CN 201810479777 A CN201810479777 A CN 201810479777A CN 110499982 A CN110499982 A CN 110499982A
- Authority
- CN
- China
- Prior art keywords
- main body
- fixed plate
- wheel
- slide assemblies
- pulley
- 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
- 230000000712 assembly Effects 0.000 title claims abstract description 24
- 238000000429 assembly Methods 0.000 title claims abstract description 24
- 238000013016 damping Methods 0.000 claims abstract description 17
- 239000011159 matrix material Substances 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 9
- 238000009434 installation Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 2
- 244000309464 bull Species 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005303 weighing Methods 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
- E05D13/00—Accessories for sliding or lifting wings, e.g. pulleys, safety catches
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D15/00—Suspension arrangements for wings
- E05D15/06—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane
- E05D15/0621—Details, e.g. suspension or supporting guides
- E05D15/0626—Details, e.g. suspension or supporting guides for wings suspended at the top
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D15/00—Suspension arrangements for wings
- E05D15/06—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane
- E05D15/0621—Details, e.g. suspension or supporting guides
- E05D15/0626—Details, e.g. suspension or supporting guides for wings suspended at the top
- E05D15/0652—Tracks
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hinges (AREA)
Abstract
A kind of slide assemblies of the present invention, including pulley and damper, pulley main body have the damping clamping portion that clamping is clamped or be detached from damper sliding shoe；Pulley also has fixed plate, and wheel is mounted on the upper position of fixed plate, and noise reduces when the setting of larger wheels slides in the track wheel, and self-balancing effect is good.
Description
Technical field
The present invention relates to sliding door field more particularly to a kind of slide assemblies.
Background technique
The collision that sliding door is cooperated by damper and pulley to prevent sliding door t door frame two sides.One of which is will to hinder
Buddhist nun's device relative orbit is fixed, and sliding shoe is used cooperatively with the pulley on door in damper.In the two engaging, damper passes through bullet
Spring provides pulling force, provides cushion effect by damper tube.After being detached from engaging, pulley opposing damper is moved freely.
In the prior art, CN201510552826.3 patent provides a kind of slide guide device for being easily installed damper,
When slide guide wheel assembly is mobile, clicking section and hook cooperate or are detached from, and play the role of damping.But this kind of slide guide device actually makes
Although used time, pulley have certain self-balancing effect, but since wheel is less than normal, can generate certain noise；Among main mounting blocks
Position has the part obviously protruded, but the opening of lower end of track is small, which is easy to generate with track lower edge
Unnecessary friction, while also will form noise.
Summary of the invention
In view of the drawbacks of the prior art, the purpose of the present invention is to provide it is a kind of slide mute, self-balancing effect it is good from
Equalizer pulley.
The technical solution adopted by the present invention is that: a kind of slide assemblies, including pulley, the damping being installed on sliding door guide rail
Device；Damper has shell and sliding shoe；Pulley includes main body and wheel, and wheel is rotatably installed on main body two sides, main body
With the damping clamping portion that clamping is clamped or be detached from sliding shoe, damping clamping portion is recessed in main body upper surface；Pulley also has
Two fixed plates are located at the two relative side of main body, and it is top along side that wheel is mounted on fixed plate.
In the technical scheme, with damper with pulley fit structure, pulley also has installation pulley
The fixed plate of wheel, wheel are mounted on the upper position of fixed plate, and since the position of wheel is lifted up, the diameter of wheel can
To increase, and the use of fixed plate, so that larger wheels is not easily susceptible to the influence of pulley main body middle section.To the setting of larger wheels
Noise reduces when sliding in the track wheel, also avoids pulley and the unnecessary friction of track.
Further, wheel has shaft, and shaft at least partly exceeds the upper surface of main body.Due to the setting of fixed plate,
Wheel can be improved to greater than the position on edge in main body, be known as installation larger wheels possible, muting function is good.
Further, the bottom for damping clamping portion is lower than the pivot center of wheel.The bottom for damping clamping portion turns than wheel
In the case that moving axis line position is also low, damper shell be may be between larger wheels, is conducive to damper and pulley cooperates.
Further, there is lateral direction penetrating hole in the middle part of main body；Pulley also has cross-bore nut, is placed in lateral direction penetrating hole；
The middle part of two fixed plates is hinged with cross-bore nut both ends respectively；Wheel is located at the two sides of fixed plate and cross-bore nut hinge joint.
By above structure, which is self-balancing pulley, and fixed plate is hinged on cross-bore nut both ends, without being hinged in main body,
So that main body integral thinned compared with the existing technology, the installation site of main body two sides wheel can be on the upper side, larger-diameter wheel
And can install.Compared with the existing technology, since under the premise of guaranteeing Self-balancing, bull wheel minor structure makes pulley
Load bearing effect in track is more preferable, and sliding is mute, and self-balancing pulley, the installation of slide assemblies are more convenient.
Further, cross-bore nut includes matrix and pillar, and pillar is located in matrix both ends of the surface, and fixed plate accordingly has hinge
It connects hole and pillar cooperates.Cross-bore nut and fixed plate simply and effectively realize hingedly as a result,.
Further, pillar protrudes to be formed from matrix both ends of the surface.The pillar of integral type and collective are arranged, and can simplify part
Assembly, enhance entire slide assemblies reliability.
Further, there are vertical through holes in the middle part of main body, open up the nut vertical core being connected to vertical through holes on cross-bore nut.
The vertical through holes are connect for pulley with door leaf with nut vertical core, guarantee the self-balancing effect of pulley.
Further, the aperture of vertical through holes is greater than the aperture of nut vertical core.By the size variation in aperture, make and door leaf
The pendulum column of connection can be locked in vertical through holes, and the self-balancing for limiting pulley is swung.
Further, fixed plate is tagger, and middle part forms the end cap for accommodating cross-bore nut end, hinge backwards to body depression
Hole is connect to be set in end cap.Thin fixed plate, causes pulley integrally and can do thin, provides for the installation of major diameter wheel enough
Space, while thin pulley is whole, will not hamper movement of the pulley in track.
Further, fixed plate two sides have axis hole, and wheel is installed on fixed plate by shaft and shaft hole matching, and axis hole leans on
Edge in nearly fixed plate.The position of wheel compared with the existing technology, is integrally lifted up, convenient for the installation of major diameter wheel.
Further, wheel periphery is enclosed higher than edge in fixed plate.The reliability enhancing of wheel as a result, rolls in track
Noise also will be with reduction.
Further, main body has hollow-out parts.The hollow-out parts structure saves manufacture in the case where guaranteeing pulley strength conditions
Material.
Further, fixed board ends have the first rivet hole, and main body both ends accordingly have the second rivet hole, and sub- rivet is worn
The first rivet hole, the second rivet hole are crossed, the swing of fixed plate is limited.It is excessive to avoid fixed plate swing, guarantees fixed plate oneself
Counterbalance effect.
Detailed description of the invention
Fig. 1 is slide assemblies usage state diagram of the embodiment of the present invention；
Fig. 2 is slide assemblies partial enlarged view of the embodiment of the present invention；
Fig. 3 is slide assemblies cross-sectional view of the embodiment of the present invention；
Fig. 4 is the perspective view of pulley of the embodiment of the present invention；
Fig. 5 is the explosive view of pulley of the embodiment of the present invention；
Fig. 6 is the cross-sectional view of pulley of the embodiment of the present invention；
Fig. 7 is the main view of pulley of the embodiment of the present invention；
Fig. 8 is the perspective view of the cross-bore nut 8 of pulley of the embodiment of the present invention.
Wherein, appended drawing reference meaning is as follows:
100 damper of self-balancing pulley, 200 guide rail, 300 door leaf 400
Damp clamping portion 101
Sliding shoe 201,201A, 201B shell 202
Put column 401
Shaft 1
Sub- rivet 2
Wheel 3
Iron washer 4
Axle sleeve 5
Fixed plate 6
61 first rivet hole 62 of axis hole
Main body 7
71 cross-bore nut of hollow-out parts, 72 vertical through holes, 73 second rivet hole 74
Cross-bore nut 8
81 matrix of nut vertical core, 82 pillar 83
End cap 9
Hinge hole 11
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
This implementation provides a kind of slide assemblies, is used for sliding door, as shown in Figure 1.The sliding door has sliding door door
Page 400 is located in doorframe, and sliding door track 300 is equipped on the upside of doorframe.The slide assemblies include pulley 100 and damper
200, damper 200 is two of the left and right sides, is fixedly mounted in sliding door track 300.Pulley 100 by pendulum column 401 with
Sliding door door leaf 400 connects, and door leaf 400 is hung up, and supports the weight of door leaf 400.
Damper 200 has shell 202 and sliding shoe 201, and sliding shoe is divided into 201A, 201B two parts, as shown in Figure 2.
In damper 200, there is the structures (not shown) such as spring and damper tube, for mentioning when door body is close to doorframe side for door body
For buffering, details are not described herein.
It is as illustrated in figures 4-5 the pulley 100 of the present embodiment, which includes main body 7 and wheel 3.Main body 7 is whole to be in
Flat strip, upper end are edge on straight line, and lower edge is the arc of middle part evagination.There are four the tools of wheel 3, and two wheels 3 can respectively
Be rotatably mounted to 7 two sides of main body, main body 7 has a damping clamping portion 101, damping clamping portion 101 and sliding shoe 201 be clamped or
It is detached from clamping.To when the movement of both sides in the middle part of from sliding door, damper 200 and pulley 100 become being clamped shape from clamped condition is detached from
State, damper 200 provide damping buffering when close to both sides for sliding door.
As shown in fig. 6, damping clamping portion 101 is recessed in 7 upper surface of main body, it is specific based on recess portion on 7.In Fig. 6
It has been shown that, 7 two sides of main body are respectively provided with three recess portions, wherein it is two parts with sliding shoe that two sides are split in three recess portions
The damping clamping portion 101 of 201A, 201B clamping.Intermediate recess portion uses when linking up with for first time.Under normal usage, it hinders
Buddhist nun clamping portion 101 and sliding shoe 201A, 201B cooperate.7 two sides of main body, which are respectively provided with damping clamping portion 101, can be convenient pulley
100 installation, different directions setting can be clamped with damper 200.
As shown in figure 3, pulley 100 also has there are two fixed plate 6, it is located at the two relative side of main body 7, wheel 3 is pacified
It is top along side mounted in fixed plate 6.
In the present embodiment, the upper edge of two fixed plates 6 is higher by the upper edge of main body 7, and shell 202 can partially be located at two
Between a fixed plate 6.
Wheel 3 is mounted on the upper position of fixed plate 6, since the position of wheel 3 can be lifted up, the diameter of wheel 3
It can increase, and the use of fixed plate 6, make larger wheels 3 not and will receive the influence of 7 middle section of pulley main body.To bull wheel
The setting of son 3 noise reduction when slide wheel 3 in guide rail 300 also avoids pulley 100 and guide rail 300 is unnecessary rubs
It wipes.
In preferred embodiment, as shown in fig. 6, wheel 3 has shaft 1, shaft 1 at least partly exceeds the upper surface of main body 7.
In preferred embodiment, the bottom of damping clamping portion 101 is lower than the pivot center of wheel 3.As shown in Fig. 2, in this reality
Shi Zhong, in the state that damper 200 and pulley 100 are clamped, the bottom position of sliding shoe 201A, 201B are also below wheel 3
Pivot center.
Further, the present embodiment pulley 100 is self-balancing pulley, has Self-balancing, also has cross-bore nut 8.
There is lateral direction penetrating hole 72 in the middle part of main body 7, cross-bore nut 8 is accommodated in lateral direction penetrating hole 72.The middle part of fixed plate 6 respectively with cross
Nut 8 both ends in hole are hinged.As shown in figure 3, in the present embodiment, four wheels 3 are separately mounted to the both ends of fixed plate 6, also,
It is positioned at the two sides of fixed plate 6 and 8 hinge joint of cross-bore nut.
By the design of above structure, which is hinged on 8 both ends of cross-bore nut, without cutting with scissors
It connects in main body 7, so that the integral thinned compared with the existing technology of main body 7, the installation site of 7 two sides wheel 3 of main body can be on the upper side,
Larger-diameter wheel 3 is also that can install.Compared with the existing technology, due under the premise of guaranteeing Self-balancing, greatly
Wheel structure makes load bearing effect of the pulley in track more preferable, and sliding is mute, and the installation of self-balancing pulley is more convenient.
In the present embodiment, lateral direction penetrating hole 72 is column type, and the cross-bore nut 8 of the column type and cylindrical type is matched.
Further, cross-bore nut 8 includes matrix 82 and pillar 83, as shown in Figure 4.Pillar 83 is located at 82 both ends of the surface of matrix
On, accordingly there is fixed plate 6 hinge hole 11 and pillar 83 to cooperate.In the present embodiment, matrix 82 is also cylindrical type, cylindrical body
Length is slightly larger than the thickness of main body 7, stretches out, and covered by end cap 9, will be described in detail later from the two sides of main body 7.
In the present embodiment, as shown in figure 4, pillar 83 protrudes to be formed from 82 both ends of the surface of matrix.Pillar 83 and matrix 82 are equal
For cylindrical type, two structural integrity moldings.
Further, it as shown in figure 3, having vertical through holes 73 in the middle part of main body 7, opens up on cross-bore nut 8 and vertical through holes
The nut vertical core 81 of 73 connections.The vertical through holes 73 are located at the position of cross-bore nut 72, are divide into upper part and lower part, the present embodiment
In, axis intersects and vertical with the axis of cross-bore nut 72.
Further, as shown in figure 5, the aperture of vertical through-hole 73 is greater than the aperture of nut vertical core 81.One pendulum column 401 is inserted into
It is fixed in nut vertical core 81, which connect with door leaf 400.Preferably, it puts column 401 and nut vertical core 81 is respectively provided with
Screw thread, the two, which cooperates, fixes.Of different sizes due to aperture, pendulum column 401 can be swung in vertical through-hole 73, for from flat
The adjusting of weighing apparatus.
Further, fixed plate 6 uses tagger form, strip, and both ends are arc foot, the shape of arc foot shape and main body 7
Shape is identical.Middle part forms end cap 9 backwards to the recess of main body 7, and end cap 9 accommodates the end of cross-bore nut 8, and hinge hole 11 is set to end
In lid 9.Pillar 83 cooperates after stretching out hinge hole 11 with axle sleeve 5.In the present embodiment, end cap 9 is semicircle, and diameter compares cross-bore nut
8 diameter is slightly larger, so that cross-bore nut can be rotated flexibly.
Further, 6 two sides of fixed plate open up axis hole 61, and wheel 3 is coupled by shaft 1, iron washer 4 with axis hole 61
In fixed plate 6, the edge in fixed plate 6 of axis hole 61.The position of wheel 3 is elevated, so that the wheel of major diameter is pacified on pulley
Dress is possibly realized.In the present embodiment, 3 outside of wheel is higher than the upper edge of fixed plate 6, protrudes from the upper edge of fixed plate 6.
Further, main body 7 has hollow-out parts 71.In the present embodiment, hollow-out parts 71 are placed in the two of cross-bore nut 72
Side.To not there is no the position hollow out of specific structure in main body 7, be especially on the downside of hollow-out parts it is arcuately similar under main body 7, most
Big possible hollow out, the intensity without influencing main body 7, saves material.The hollow-out parts 71 can be true according to the different shape of main body 7
It is fixed, the shape being not limited in attached drawing.
Further, 6 both ends of fixed plate have the first rivet hole 62, which more leans on relative to axis hole 61
On the outside of nearly 7 end of main body.7 both ends of main body accordingly have the second rivet hole 74, and sub- rivet 2 passes through the first rivet hole 62, the second riveting
Nail hole 74 limits the swing of fixed plate 6.In the present embodiment, the first rivet hole 62 is waist hole, and sub- rivet 2 is fixed on the second riveting
After nail hole 74, fixed plate 6 can be swung within the scope of waist hole up and down, form the effect of self-balancing.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and replacement can also be made, these are improved and replacement
Also it should be regarded as protection scope of the present invention.
Claims (12)
1. a kind of slide assemblies, it is characterised in that: including pulley (100), the damper being installed on sliding door guide rail (300)
(200)；The damper (200) has shell (202) and sliding shoe (201A, 201B)；The pulley (100) includes main body
(7) and wheel (3), the wheel (3) are rotatably installed on the main body (7) two sides, and the main body (7) has and the cunning
Motion block (201A, 201B) clamping or the damping clamping portion (101) for being detached from clamping, the damping clamping portion (101) are recessed in described
Main body (7) upper surface；The pulley (100) also has there are two fixed plate (6), is located at the two opposite sides of the main body (7)
Face, it is top along side that the wheel (3) is mounted on the fixed plate (6).
2. a kind of slide assemblies as described in claim 1, it is characterised in that: the wheel (3) has shaft (1), and described turn
Axis (1) at least partly exceeds the upper surface of the main body (7).
3. a kind of slide assemblies as described in claim 1, it is characterised in that: the bottom of damping clamping portion (101) is lower than
The pivot center of the wheel (3).
4. a kind of slide assemblies as claimed in any one of claims 1-3, it is characterised in that: have in the middle part of the main body (7)
Lateral direction penetrating hole (72)；The pulley (100) also has cross-bore nut (8), is placed in the lateral direction penetrating hole (72)；Two solid
The middle part of fixed board (6) is hinged with the cross-bore nut (8) both ends respectively；Wheel (3) is located at the fixed plate (6) and the cross-drilled hole
The two sides of nut (8) hinge joint.
5. a kind of slide assemblies as claimed in claim 4, it is characterised in that: the cross-bore nut (8) include matrix (82) and
Pillar (83), the pillar (83) are located in described matrix (82) both ends of the surface, and the fixed plate (6) accordingly has hinge hole (11)
Cooperate with the pillar (83).
6. a kind of slide assemblies as claimed in claim 5, it is characterised in that: the pillar (83) is from described matrix (82) both ends
It protrudes to be formed in face.
7. a kind of slide assemblies as claimed in claim 4, it is characterised in that: have vertical through holes in the middle part of the main body (7)
(73), the nut vertical core (81) being connected to the vertical through holes (73) is opened up on the cross-bore nut (8).
8. a kind of slide assemblies as claimed in claim 7, it is characterised in that: the aperture of the vertical through holes (73) is greater than described
The aperture of nut vertical core (81).
9. a kind of slide assemblies as claimed in claim 4, it is characterised in that: the fixed plate (6) is tagger, and middle part is backwards
Main body (7) recess forms the end cap for accommodating cross-bore nut (8) end, and the hinge hole is set in the end cap.
10. a kind of slide assemblies as claimed in any one of claims 1-3, it is characterised in that: fixed plate (6) the two sides tool
Have axis hole (61), the wheel (3) is coupled by shaft (1) and axis hole (61) in the fixed plate (6), the axis hole
(61) close to edge on the fixed plate (6).
11. a kind of slide assemblies as claimed in any one of claims 1-3, it is characterised in that: the main body (7) has hollow out
Portion (71).
12. a kind of slide assemblies as described in any one of claim 5-9, it is characterised in that: fixed plate (6) the both ends tool
Have the first rivet hole (62), main body (7) both ends accordingly have the second rivet hole (74), and sub- rivet (2) passes through the first rivet
Hole (62), the second rivet hole (74), limit the swing of the fixed plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810479777.9A CN110499982A (en) | 2018-05-18 | 2018-05-18 | A kind of slide assemblies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810479777.9A CN110499982A (en) | 2018-05-18 | 2018-05-18 | A kind of slide assemblies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110499982A true CN110499982A (en) | 2019-11-26 |
Family
ID=68584592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810479777.9A Pending CN110499982A (en) | 2018-05-18 | 2018-05-18 | A kind of slide assemblies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110499982A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2908723Y (en) * | 2006-05-18 | 2007-06-06 | 詹惇升 | Frame type hanging pulley block structure |
| KR20090011772A (en) * | 2007-07-27 | 2009-02-02 | (주)삼본정공 | Roller assembly for hanger door |
| KR20100011894A (en) * | 2008-07-25 | 2010-02-03 | 주식회사 디유에이엔아이 | Apparatus for driving door |
| JP2011162969A (en) * | 2010-02-08 | 2011-08-25 | Nobuyuki Tsuboi | Suspended traveling device of sliding door |
| CN203822027U (en) * | 2014-04-04 | 2014-09-10 | 万清华 | Automatic adjusting structure for hanging sliding door |
| CN205531887U (en) * | 2016-02-25 | 2016-08-31 | 鲁承兴 | Hang loose pulley assembly |
| CN106193870A (en) * | 2016-08-31 | 2016-12-07 | 许姜德 | A kind of self-balancing pulley |
| CN212716273U (en) * | 2018-05-18 | 2021-03-16 | 中山市欧派克五金制品有限公司 | Sliding assembly |
-
2018
- 2018-05-18 CN CN201810479777.9A patent/CN110499982A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2908723Y (en) * | 2006-05-18 | 2007-06-06 | 詹惇升 | Frame type hanging pulley block structure |
| KR20090011772A (en) * | 2007-07-27 | 2009-02-02 | (주)삼본정공 | Roller assembly for hanger door |
| KR20100011894A (en) * | 2008-07-25 | 2010-02-03 | 주식회사 디유에이엔아이 | Apparatus for driving door |
| JP2011162969A (en) * | 2010-02-08 | 2011-08-25 | Nobuyuki Tsuboi | Suspended traveling device of sliding door |
| CN203822027U (en) * | 2014-04-04 | 2014-09-10 | 万清华 | Automatic adjusting structure for hanging sliding door |
| CN205531887U (en) * | 2016-02-25 | 2016-08-31 | 鲁承兴 | Hang loose pulley assembly |
| CN106193870A (en) * | 2016-08-31 | 2016-12-07 | 许姜德 | A kind of self-balancing pulley |
| CN212716273U (en) * | 2018-05-18 | 2021-03-16 | 中山市欧派克五金制品有限公司 | Sliding assembly |
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