CN108612425A - A kind of fore-aft adjustable wheel up and down - Google Patents
A kind of fore-aft adjustable wheel up and down Download PDFInfo
- Publication number
- CN108612425A CN108612425A CN201810733562.5A CN201810733562A CN108612425A CN 108612425 A CN108612425 A CN 108612425A CN 201810733562 A CN201810733562 A CN 201810733562A CN 108612425 A CN108612425 A CN 108612425A
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- China
- Prior art keywords
- wheel seat
- wheel
- traveller
- fore
- shell
- 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.)
- Granted
Links
- 230000001105 regulatory effect Effects 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 claims description 35
- 238000007906 compression Methods 0.000 claims description 35
- 238000003756 stirring Methods 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 244000138939 Ricinodendron heudelotii Species 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007787 solid 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
- 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
- E05D15/063—Details, e.g. suspension or supporting guides for wings suspended at the top on wheels with fixed axis
- E05D15/0634—Details, e.g. suspension or supporting guides for wings suspended at the top on wheels with fixed axis with height adjustment
-
- 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
- E05D15/066—Details, e.g. suspension or supporting guides for wings supported at the bottom
- E05D15/0665—Details, e.g. suspension or supporting guides for wings supported at the bottom on wheels with fixed axis
- E05D15/0669—Details, e.g. suspension or supporting guides for wings supported at the bottom on wheels with fixed axis with height adjustment
-
- 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)
- Seats For Vehicles (AREA)
- Handcart (AREA)
Abstract
The present invention relates to a kind of fore-aft adjustable wheels up and down, it includes the front housing being fixed together and the rear shell shell formed and the wheel seat being arranged in shell, and the top of wheel seat is pivotally connected wheel, and wheel seat is moved up and down by upper-lower position on device in shell；Wheel seat is additionally provided with front and back regulating mechanism on rear side of rear shell；The upper-lower position on device includes setting slideway, traveller and upper and lower locking structure；The front and back regulating mechanism includes adjusting nut, screw；Rear shell is provided with screw location hole；Screw from back to front after the screw location hole and wheel seat of rear shell with the adjusting nut screw-thread fit that is arranged wheel seat and front housing.A kind of fore-aft adjustable wheel up and down of the present invention, simple in structure, simple installation, can height up and down, any position is adjusted within the scope of adjustment height, moreover, front and back can adjust, adapts to complicated installation environment；Without tool, can be directly adjusted by both hands, it is easy to adjust, it is time saving and energy saving.
Description
Technical field
The present invention relates to sliding door pulley fields, more particularly to a kind of fore-aft adjustable wheel up and down.
Background technology
For sliding door, sliding needs pulley to complete, and the installation of pulley generally will be wanted strictly by dress size positions
It asks and is installed, moreover, some pulleys install, unadjustable, some pulleys are adjustable, but need tool to adjust, such as
Screwdriver etc.；Sometimes, due to wall out of plumb, the environmental factors such as door plate deformation so that above-mentioned pulley installation and adjustment are very tired
Difficulty, it is time-consuming and laborious.
Invention content
In order to solve the above technical problems, the present invention provides a kind of fore-aft adjustable wheel up and down, simple in structure, simple installation,
Can height up and down, any position is adjusted within the scope of adjustment height, moreover, front and back can adjust, adapts to complicated mounting ring
Border；Without tool, can be directly adjusted by both hands, it is easy to adjust, it is time saving and energy saving.
The technical solution adopted by the present invention to solve the technical problems is：A kind of fore-aft adjustable wheel up and down, it includes fixing
The top of the shell that front housing and rear shell together is formed and the wheel seat being arranged in shell, wheel seat is pivotally connected wheel, wheel seat
It is moved up and down in shell by upper-lower position on device；Wheel seat is additionally provided with front and back regulating mechanism on rear side of rear shell；Above and below described
Regulating mechanism includes setting slideway, traveller and upper and lower locking structure, realizes wheel seat in shell up and down by slideway and traveller
It is mobile, and the position after wheel seat adjustment is locked by upper and lower locking structure；The front and back regulating mechanism includes adjusting spiral shell
Female, screw；The rear shell is provided with screw location hole；After the screw passes through the screw location hole and wheel seat of rear shell from back to front
With the adjusting nut screw-thread fit being arranged between wheel seat and front housing；Make screw from rear shell precession or rotation by rotating adjusting nut
Go out, realize that entirety acts forward or backward, and then realizes that wheel is adjusted backwards or forwards.
The slideway includes the glide path that sliding way in wheel seat upper position, upper position is arranged, and the traveller includes
The upper traveller of upper position and the lower traveller of upper position are set behind front housing；The upper traveller and lower traveller are corresponding slotting respectively
It is located in sliding way and glide path, when wheel seat up and down adjustment, upper traveller and lower traveller are opposite in sliding way and glide path respectively
It moves up and down.
The upper traveller and lower traveller are respectively arranged with location hole, and the front of the rear shell is in pair with upper traveller location hole
The position answered is provided with locating plate, the corresponding position of lower traveller location hole is being provided with lower locating plate；Upper locating plate is inserted
In supreme traveller location hole, lower bit slice is inserted in lower traveller location hole, the fixation for reinforcing rear shell and front housing.
The locking structure up and down be included in a row striation of the positive half of setting of wheel seat upper position teeth portion,
In the adjusting window and adjusting gear piece of front housing and the setting of teeth portion corresponding position；The front for adjusting gear piece, which is provided with, stirs
Geared surface is arranged in convex block, rear side；It adjusts and is provided with translation track on rear side of window；Gear piece is adjusted laterally to be slidably installed in adjusting window,
Rear side is used cooperatively by the flank of tooth and teeth portion, and the convex block of stirring of front side is inserted in adjusting window and limits up and down.
The wheel seat is provided with nut storage tank in the position of adjusting nut, and when wheel seat up and down adjustment, nut storage tank is
The space occupied when adjusting nut adjusts up and down；The wheel seat is installed in the interposition of the i.e. nut storage tank in the position that screw passes through
It is equipped with middle slideway, when wheel seat up and down adjustment, screw is avoided.
There is auxiliary jack unit on the wheel seat, auxiliary jack unit includes being arranged in the positive lower ending opening of wheel seat
Compression spring storage tank is arranged in the subsequent compression spring lower limit boss of front housing；The compression spring lower limit boss is inserted in compression spring storage tank,
Compression spring is provided in the compression spring storage tank, bottom end is against compression spring lower limit boss, top is against the top of compression spring storage tank, wheel
When seat up and down adjustment, compression spring lower limit boss is opposite in compression spring storage tank to be moved up and down.
Sliding convex block is additionally provided with behind the wheel seat, the rear shell is provided with convex block slideway, and sliding convex block is slidably installed in
In convex block slideway, when wheel seat up and down adjustment, sliding convex block is moved up and down along convex block slideway, for when reinforcing wheel seat up and down adjustment
Stability.
The bottom end of the wheel seat is provided with handle boss, for the power position as wheel seat up and down adjustment.
The front housing is provided with recess in the both sides with adjusting nut corresponding position, the manual tune for facilitating adjusting nut
Section.
The front housing is snapped together by the back-off for being arranged in both sides with rear shell.
Beneficial effects of the present invention：A kind of fore-aft adjustable wheel up and down of the present invention, simple in structure, simple installation can be upper and lower
Height is adjusted, any position is adjusted within the scope of adjustment height, moreover, front and back can adjust, adapts to complicated installation environment；Do not have to
Tool can be directly adjusted by both hands, easy to adjust, time saving and energy saving.
Description of the drawings
Fig. 1 is a kind of schematic diagram of fore-aft adjustable wheel up and down of embodiment；
Fig. 2 is a kind of schematic diagram of decomposing state of fore-aft adjustable wheel up and down of embodiment；
Fig. 3 is a kind of schematic diagram of decomposing state of another angle of fore-aft adjustable wheel up and down of embodiment；
Fig. 4 is a kind of schematic diagram of front and back adjustment state of fore-aft adjustable wheel up and down of embodiment；
Fig. 5 is a kind of schematic diagram for being adjusted up state of fore-aft adjustable wheel up and down of embodiment；
Fig. 6 is a kind of schematic diagram of another angle for being adjusted up state of fore-aft adjustable wheel up and down of embodiment；
Fig. 7 is the schematic diagram that Fig. 6 removes rear shell.
Specific implementation mode
In order to deepen the understanding of the present invention, the present invention is done below in conjunction with drawings and examples and is further retouched in detail
It states, the embodiment is only for explaining the present invention, does not constitute and limits to protection scope of the present invention.
Embodiment
As shown in Figures 1 to 7, a kind of fore-aft adjustable wheel up and down is present embodiments provided, it includes wheel 1, wheel seat 2, preceding
Shell 3, rear shell 8, compression spring 4, screw 5, adjusting nut 6 and adjusting gear piece 7；The top position of the wheel seat 2 be provided with sliding way 21,
Position on the lower is provided with glide path 22, intermediate position nut storage tank 23；The interposition of the nut storage tank 23 installs
It is equipped with middle slideway 24；The position that the front of the wheel seat 2 is located at the top of nut storage tank 23 is provided with the compression spring of lower ending opening
Storage tank 25；One side of something that the front of the wheel seat 2 is located at the lower position of nut storage tank 23 is provided with a row striation
Teeth portion 28, it is another it is half of be plane；Position corresponding with sliding way is provided with upper traveller 32, under behind the front housing 3
The corresponding position of slideway is provided with lower traveller 33, position corresponding with teeth portion 28 is provided with and adjusts window 34 and compression spring storage tank
25 corresponding positions are provided with compression spring lower limit boss 36, adjust 34 rear side of window and are provided with translation track 35, the upper traveller
32 and lower traveller 33 be respectively arranged with location hole；The front for adjusting gear piece 7, which is provided with, stirs convex block 71, and rear side setting is with teeth
Face 72；The rear shell 8 front with the corresponding position of 32 location hole of upper traveller be provided with upper locating plate 81, with lower traveller
The corresponding position of 33 location holes is provided with lower locating plate 82, position corresponding with middle slideway 22 is provided with screw location hole
83；The front housing 3 is snapped together with rear shell 8, and wheel seat 2 is mounted between front housing 3 and rear shell 8；Upper locating plate 81 is inserted to cunning
In 32 location hole of column, lower bit slice 82 is inserted in 33 location hole of lower traveller, and upper traveller 32 is inserted in sliding way 21, and lower traveller 33 is inserted in
In glide path 22, compression spring 4 is mounted in compression spring storage tank 25, and bottom end is against compression spring lower limit boss 36, top is against compression spring appearance
The top of slot 25 is set, adjusting nut 6 is placed in nut storage tank 23, and screw 5 passes through screw location hole 83, middle slideway from back to front
24 with 6 screw-thread fit of adjusting nut；It adjusts gear piece 7 to be slidably installed in adjusting window 34, and stuck solid with teeth portion 28 by the flank of tooth 72
It is fixed；Wheel 1 is pivotally connected with 2 top of wheel seat.
A kind of fore-aft adjustable wheel up and down of the present embodiment, the top inside the compression spring storage tank 25 are provided on compression spring slotting
The top side of column 26, the compression spring lower limit boss 36 is provided with inserting column 37 under compression spring, and the top of compression spring is sleeved on inserting column 26 on compression spring
Upper, bottom end is sleeved under compression spring on inserting column 37.
23 top of nut storage tank that is located behind of a kind of fore-aft adjustable wheel up and down of the present embodiment, the wheel seat 2 corresponds to
Position be additionally provided with sliding convex block 27, the front of the rear shell 8 is slided being provided with convex block with the corresponding position of sliding convex block 27
Road 84.
A kind of fore-aft adjustable wheel up and down of the present embodiment, the bottom end of the wheel seat 2 is provided with handle boss 29.
A kind of fore-aft adjustable wheel up and down of the present embodiment, the front housing 3 is by being arranged back-off 31 and the button of rear shell 8 in both sides
It is combined.
A kind of fore-aft adjustable wheel up and down of the present embodiment, the front housing 3 are arranged with the both sides of adjusting nut corresponding position
There is recess 38, the manual adjusting for facilitating adjusting nut.
A kind of fore-aft adjustable wheel up and down of the present embodiment, the both sides up and down of the rear shell 8 are respectively arranged with mounting hole, are used for
It is fixed with a position to be mounted by installing screw.
A kind of fore-aft adjustable wheel up and down of the present embodiment, when up and down adjustment, wheel is located at the state of top side, upper traveller 32
Positioned at the upper end of sliding way 21, lower traveller 33 is located at the upper end of glide path 22, and screw 5 is located at the upper end of middle slideway 24, and sliding is convex
Block 27 is located at the upper end of convex block slideway 84, adjusts the stuck fixation in downside of the flank of tooth and teeth portion of gear piece 7；Wheel is located at lower side
State, upper traveller 32 are located at the lower end of sliding way 21, and lower traveller 33 is located at the lower end of glide path 22, and screw 5 is located at middle slideway 24
Lower end, sliding convex block 27 is located at the lower end of convex block slideway 84, the stuck fixation in upside of the flank of tooth and teeth portion of adjusting gear piece 7.
A kind of fore-aft adjustable wheel up and down of the present embodiment is first spun on by installing screw on institute position to be mounted, not
It screws, when then carrying out front and back adjust, first rotating adjusting nut 6 makes screw 5 be moved forward and backward, and then adjusts the anteroposterior position of wheel
It sets, after the completion of adjustment, then screws the installation screws of upper and lower both sides and be fixed.
A kind of fore-aft adjustable wheel up and down of the present embodiment, simple in structure, simple installation, can height up and down, adjustable
Any position is adjusted in altitude range, moreover, front and back can adjust, adapts to complicated installation environment；Without tool, directly by double
Hand can be adjusted, easy to adjust, time saving and energy saving.
Above-described embodiment should not in any way limit the present invention, all to be obtained by the way of equivalent replacement or equivalency transform
Technical solution all fall in protection scope of the present invention.
Claims (10)
1. a kind of fore-aft adjustable wheel up and down, it is characterised in that：It includes the front housing being fixed together and rear shell is formed shell,
And the wheel seat being arranged in shell, the top of wheel seat are pivotally connected wheel, wheel seat by upper-lower position on device in shell on move down
It is dynamic；Wheel seat is additionally provided with front and back regulating mechanism on rear side of rear shell；The upper-lower position on device include setting slideway, traveller and
Upper and lower locking structure realizes that wheel seat moves up and down in shell by slideway and traveller, and by upper and lower locking structure to wheel seat
Position after adjustment is locked；The front and back regulating mechanism includes adjusting nut, screw；The rear shell is provided with screw positioning
Hole；The screw from back to front after the screw location hole and wheel seat of rear shell with the adjusting spiral shell that is arranged wheel seat and front housing
Box thread coordinates；Make screw from rear shell precession or back-out by rotating adjusting nut, realizes that entirety acts forward or backward, in turn
Realize that wheel is adjusted backwards or forwards.
2. a kind of fore-aft adjustable wheel up and down according to claim 1, it is characterised in that：The slideway includes being arranged in wheel seat
The sliding way of upper position, the glide path of upper position, the traveller include the upper traveller that upper position is arranged behind front housing
With the lower traveller of upper position；The upper traveller and lower traveller distinguish corresponding inserted in sliding way and glide path, above and below wheel seat
When adjusting, upper traveller and lower traveller move up and down in sliding way and glide path relatively respectively.
3. a kind of fore-aft adjustable wheel up and down according to claim 2, it is characterised in that：The upper traveller and lower traveller difference
Be provided with location hole, the front of the rear shell the corresponding position of upper traveller location hole is provided with upper locating plate, under
The corresponding position of traveller location hole is provided with lower locating plate；Upper locating plate is inserted in traveller location hole, and lower bit slice is inserted to down
In traveller location hole, the fixation for reinforcing rear shell and front housing.
4. a kind of fore-aft adjustable wheel up and down according to claim 1, it is characterised in that：The locking structure up and down is included in
The teeth portion of one row striation of the positive half of setting of wheel seat upper position, the adjusting being arranged in front housing and teeth portion corresponding position
Window and adjusting gear piece；The front for adjusting gear piece, which is provided with, stirs convex block, and geared surface is arranged in rear side；After adjusting window
Side is provided with translation track；It adjusts gear piece to be laterally slidably installed in adjusting window, rear side is used cooperatively by the flank of tooth and teeth portion, front side
Stir convex block be inserted in adjust window and up and down limit.
5. a kind of fore-aft adjustable wheel up and down according to claim 1, it is characterised in that：The wheel seat is in the position of adjusting nut
It installs and is equipped with nut storage tank, when wheel seat up and down adjustment, nut storage tank is the space occupied when adjusting nut adjusts up and down；Institute
It states wheel seat and the centre position of the i.e. nut storage tank in the position that screw passes through is provided with middle slideway, when wheel seat up and down adjustment, to spiral shell
Silk is avoided.
6. a kind of fore-aft adjustable wheel up and down according to claim 1, it is characterised in that：There is auxiliary top pressure on the wheel seat
Device, auxiliary jack unit include that setting is convex in the subsequent compression spring lower limit of front housing in the positive compression spring storage tank of wheel seat, setting
Platform；The compression spring storage tank lower ending opening, the compression spring lower limit boss are inserted in compression spring storage tank, in the compression spring storage tank
It is provided with compression spring, bottom end is against compression spring lower limit boss, top is against the top of compression spring storage tank, when wheel seat up and down adjustment, pressure
Spring lower limit boss is opposite in compression spring storage tank to be moved up and down.
7. a kind of fore-aft adjustable wheel up and down according to claim 1, it is characterised in that：It is additionally provided with behind the wheel seat
Convex block is slid, the rear shell is provided with convex block slideway, and sliding convex block is slidably installed in convex block slideway, when wheel seat up and down adjustment, sliding
Convex block is moved up and down along convex block slideway, for reinforcing stability when wheel seat up and down adjustment.
8. a kind of fore-aft adjustable wheel up and down according to claim 1, it is characterised in that：The bottom end of the wheel seat is provided with handle
Hand boss, for the power position as wheel seat up and down adjustment.
9. a kind of fore-aft adjustable wheel up and down according to claim 1, it is characterised in that：The front housing with adjusting nut pair
The both sides of position are answered to be provided with recess, the manual adjusting for facilitating adjusting nut.
10. a kind of fore-aft adjustable wheel up and down according to claim 1, it is characterised in that：The front housing is by being arranged two
The back-off of side is snapped together with rear shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810733562.5A CN108612425B (en) | 2018-07-05 | 2018-07-05 | Adjustable wheel around from top to bottom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810733562.5A CN108612425B (en) | 2018-07-05 | 2018-07-05 | Adjustable wheel around from top to bottom |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108612425A true CN108612425A (en) | 2018-10-02 |
| CN108612425B CN108612425B (en) | 2024-04-12 |
Family
ID=63666341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810733562.5A Active CN108612425B (en) | 2018-07-05 | 2018-07-05 | Adjustable wheel around from top to bottom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108612425B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0821145A (en) * | 1994-07-09 | 1996-01-23 | Shinkansai Bearing Kk | Runner unit for door panel |
| JPH11101053A (en) * | 1997-09-29 | 1999-04-13 | Kg Parutec Kk | Rail for sash roller |
| CN2439520Y (en) * | 2000-05-26 | 2001-07-18 | 卢礼胜 | Adjusting device for roller of sliding window/door |
| CN203201354U (en) * | 2013-04-27 | 2013-09-18 | 李凯昊 | Solid regulating type sliding door pulley device |
| KR101369499B1 (en) * | 2013-11-27 | 2014-03-04 | 주식회사 희락가구 | Upper roller apparatus for sliding door |
| CN205012835U (en) * | 2015-09-28 | 2016-02-03 | 北京米兰之窗节能建材有限公司 | Be used for adjustable hanging wheel of sliding door |
| CN205382813U (en) * | 2016-01-07 | 2016-07-13 | 马瑞昌 | Move student and fix a position regulation pulley gear |
| CN208416246U (en) * | 2018-07-05 | 2019-01-22 | 苏州升德精密电气有限公司 | A kind of fore-aft adjustable wheel up and down |
-
2018
- 2018-07-05 CN CN201810733562.5A patent/CN108612425B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0821145A (en) * | 1994-07-09 | 1996-01-23 | Shinkansai Bearing Kk | Runner unit for door panel |
| JPH11101053A (en) * | 1997-09-29 | 1999-04-13 | Kg Parutec Kk | Rail for sash roller |
| CN2439520Y (en) * | 2000-05-26 | 2001-07-18 | 卢礼胜 | Adjusting device for roller of sliding window/door |
| CN203201354U (en) * | 2013-04-27 | 2013-09-18 | 李凯昊 | Solid regulating type sliding door pulley device |
| KR101369499B1 (en) * | 2013-11-27 | 2014-03-04 | 주식회사 희락가구 | Upper roller apparatus for sliding door |
| CN205012835U (en) * | 2015-09-28 | 2016-02-03 | 北京米兰之窗节能建材有限公司 | Be used for adjustable hanging wheel of sliding door |
| CN205382813U (en) * | 2016-01-07 | 2016-07-13 | 马瑞昌 | Move student and fix a position regulation pulley gear |
| CN208416246U (en) * | 2018-07-05 | 2019-01-22 | 苏州升德精密电气有限公司 | A kind of fore-aft adjustable wheel up and down |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108612425B (en) | 2024-04-12 |
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