CN109695402A - A kind of airtight door and window of translation - Google Patents
A kind of airtight door and window of translation Download PDFInfo
- Publication number
- CN109695402A CN109695402A CN201811461223.2A CN201811461223A CN109695402A CN 109695402 A CN109695402 A CN 109695402A CN 201811461223 A CN201811461223 A CN 201811461223A CN 109695402 A CN109695402 A CN 109695402A
- Authority
- CN
- China
- Prior art keywords
- sash
- frame
- translation
- slider
- window
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
- E06B3/42—Sliding wings; Details of frames with respect to guiding
- E06B3/46—Horizontally-sliding wings
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
- Y02B80/22—Glazing, e.g. vaccum glazing
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
- Support Devices For Sliding Doors (AREA)
Abstract
The invention discloses a kind of airtight sliding windows, including window frame, sash, roll wheel assembly, handle and transmission mechanism, roll wheel assembly is respectively arranged in the upper side frame of sash and the lower frame of sash, roll wheel assembly has for carrying out the guiding mechanism of push-and-pull guiding to sash and for driving sash to push and pull the translation mechanism that direction translates along perpendicular to sash, handle is articulated in sash and links with transmission mechanism one end, and the transmission mechanism other end is connected with translation mechanism transmission；Sash, along window frame length direction push-and-pull move, pushes and pulls direction translation along perpendicular to sash by translation mechanism by guiding mechanism.The present invention can control translational motion between sash by handle, reduce gap, enhance air-tightness.
Description
Technical field
The present invention relates to forms, and in particular to a kind of airtight door and window of translation.
Background technique
Sliding window is the sash closure or openness realized by the mutual push-and-pull move of more than two sash, either unilateral door
Fan pushes and pulls the door leaf push-and-pull that still crashes, and window is provided due to needing two sash to be overlapped and is opened, realizes the opening of sliding window, because
This, the gap between two sash is larger, and otherwise two sash are easy to interfere during push-and-pull, exactly because however,
Gap is larger, is easy in the state of closure, still forms gap between two sash and intakes or enter the wind, and causes door and window closure not tight
It is real, and be easy by wind and rain further expansion gap, vicious circle.
Summary of the invention
It for overcome the deficiencies in the prior art, can be by holding the purpose of the present invention is to provide a kind of airtight door and window of translation
Hand controls translational motion between sash, reduces gap, enhances air-tightness.
The purpose of the present invention is achieved through the following technical solutions:
A kind of airtight door and window of translation, including window frame, sash, roll wheel assembly, handle and transmission mechanism, roll wheel assembly are pacified respectively
The lower frame of upper side frame and sash loaded on sash, roll wheel assembly have for sash carry out push-and-pull guiding guiding mechanism and
For drive sash along perpendicular to sash push-and-pull direction translation translation mechanism, handle be articulated in sash and with transmission mechanism one end
Linkage, the transmission mechanism other end are connected with translation mechanism transmission；Sash by guiding mechanism along window frame length direction push-and-pull move,
Direction translation is pushed and pulled along perpendicular to sash by translation mechanism.
Preferably, roll wheel assembly includes slider, braced frame and idler wheel, and braced frame and idler wheel constitute the Guiding machine
Structure, slider are placed in sash frame, and one end is connected to transmission mechanism, and slides along the length direction of the frame, and slider can
Relative to braced frame to push and pull direction alternating translational perpendicular to sash, idler wheel is articulated in braced frame and matches with window frame rolling
It closes, the bottom fixation of braced frame is extended with guide post, the sliding slot that sliding is protruded into for guide post is provided on slider, sliding slot includes close
Indoor first groove body and close the second outdoor groove body, first groove body one end are connected to second groove body one end, and slider is led
Column and sliding slot constitute the translation mechanism.
The idler wheel for being preferably located at sash upper side frame is guide wheel, and the idler wheel positioned at sash lower frame is pulley, and guide wheel is taken up an official post
The rotational plane of any is parallel to the glide direction of slider, sliding of the rotational plane of any point perpendicular to slider on pulley
Direction.
Preferably, guide post is two or more, and two guide posts separate from braced frame both ends, accordingly, are configured on slider
The corresponding sliding slot in corresponding and position with guide post quantity.
Preferably, the first groove body and the second groove body are straight trough, and are parallel to each other.
Preferably, sliding slot further includes arc-shaped transition slot, and first groove body one end passes through arc-shaped transition slot and second groove body one end
Connection.
Preferably, the both ends of slider are arranged with male connector and female, and female is used to fasten with the male connector of another slider.
Preferably, transmission mechanism includes link mechanism, link mechanism by the side of sash extend to sash upper side frame and
Lower frame, one end of link mechanism are fixedly connected with the pivot of handle, and the other end of link mechanism and one end of slider are hinged.
Preferably, the upper side frame of sash and lower frame are respectively provided at least two groups roll wheel assembly, between two groups of roll wheel assemblies
It is sequentially connected by connecting band.
Preferably, male connector and female upwarp to form alice, and connecting band is connected to the male connector and female of two groups of roll wheel assemblies
Between.
Compared with prior art, the invention has the following beneficial effects:
The present invention is allowed to discrete guiding mechanism and translation mechanism by setting roll wheel assembly, has push and pull to sash respectively
Guide function and to sash perpendicular to the ability of push-and-pull direction translation, in this way, translated between two sash of sliding window
Mechanism execution movement after, sash will be translated, so that the gap between two sash becomes smaller, it is important to, the present invention by handle come
Linkage executes the movement of sash translation, easy to operate, enables the airproof effective guarantee of sash, energy choke rain, moreover it is possible to play
Certain deadening.
Detailed description of the invention
Fig. 1 is the schematic diagram of internal structure (removal window frame, frame) that the present invention translates airtight door and window；
Fig. 2 is the external structure schematic diagram that the present invention translates airtight door and window；
Fig. 3 is one of the structural schematic diagram of roll wheel assembly that the present invention is located at sash upper side frame；
Fig. 4 present invention is located at the second structural representation of the roll wheel assembly of sash upper side frame；
Fig. 5 present invention is located at one of the structural schematic diagram of roll wheel assembly of sash lower frame；
Fig. 6 present invention is located at the second structural representation of the roll wheel assembly of sash lower frame.
In figure: 100, window frame；200, sash；300, roll wheel assembly；400, handle；500, transmission mechanism；600, connecting band；
1, slider；11, male connector；12, female；13, sliding slot；131, the first groove body；132, the second groove body；133, lead-over groove；14, it sticks up
Side；2, braced frame；21, guide post；22, slide opening；3, idler wheel；4, fixed frame；41, accommodation groove；411, arc-shaped protrusion；42, sliding
Bar；43, guide groove；5, mounting rack；51, the first fixed plate；6, bolt；7, the second fixed plate.
Specific embodiment
The following further describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
The airtight door and window of a kind of translation as shown in Figs. 1-2, including window frame 100, sash 200, roll wheel assembly 300, handle 400
With transmission mechanism 500, roll wheel assembly 300 is respectively arranged in the upper side frame of sash 200 and the lower frame of sash 200, roll wheel assembly
300 have for carrying out the guiding mechanism of push-and-pull guiding to sash 200 and for driving sash 200 to push away along perpendicular to sash 200
The translation mechanism of direction translation is drawn, handle 400 is articulated in sash 200 and links with 500 one end of transmission mechanism, transmission mechanism 500
The other end is connected with translation mechanism transmission；Sash 200 passes through guiding mechanism along 100 length direction push-and-pull move of window frame, by flat
Telephone-moving structure pushes and pulls direction translation along perpendicular to sash 200.
By the way that roll wheel assembly 300 is arranged, it is allowed to discrete guiding mechanism and translation mechanism, has respectively and sash 200 is pushed and pulled
Guide function and to sash 200 perpendicular to the ability of push-and-pull direction (indoor-outdoor direction) translation, in this way, sliding window
Between two sash 200 after translated mechanism execution movement, sash 200 will be translated, so that the gap between two sash 200 becomes
It is small, it is important to, the present invention is linked by handle 400 executes the movement of the translation of sash 200, and it is easy to operate, make the gas of sash 200
Close type is able to effective guarantee, energy choke rain, moreover it is possible to play certain deadening.Transmission mechanism 500 can be built in sash by this example
In 200 frame.Wherein one of two sash 200 can configure protrusion, and another sash 200 configures caulking groove and forms recess portion, and protrusion is set
In recess portion.Make two sash 200 that can not relatively move and form closed state, realize locking, without additional configuration door and window lock, also can
It prevents from prying open, realizes locking and prepare, and locking is easy to realize by the opposite translation of sash 200, and passes through push-and-pull
Sash 200 can be carried out aligning, and adjust simple.
Specifically, as seen in figures 3-6, the roll wheel assembly 300 of the present embodiment includes slider 1, braced frame 2 and idler wheel 3,
Braced frame 2 and idler wheel 3 constitute the guiding mechanism, and slider 1 is placed in 200 frame of sash, and one end is connected to transmission mechanism
500, and slided along the length direction of the frame, slider 1 can be relative to braced frame 2 perpendicular to 200 side of push-and-pull of sash
To alternating translational, idler wheel 3, which is articulated in braced frame 2 and rolls with window frame 100, to be cooperated, and the bottom fixation of braced frame 2 is extended with
Guide post 21, the sliding slot 13 that sliding is protruded into for guide post 21 is provided on slider 1, and sliding slot 13 includes close to indoor first groove body 131
And close to the second outdoor groove body 132,131 one end of the first groove body is connected to 132 one end of the second groove body, slider 1, guide post 21
The translation mechanism is constituted with sliding slot 13.Cooperated by the connection of guide post 21, sliding slot 13 between slider 1 and braced frame 2,
In conjunction with the sliding of installation and braced frame 2 of the slider 1 on 200 frame of sash, it can push and pull and slide in transmission mechanism 500
When piece 1, it is downwardly into the first groove body 131 or the second groove body 132 in the leading for guide post 21 of braced frame 2, makes the linkage of slider 1 court
It is indoor toward outdoor direction translation or it is outdoor translated toward indoor direction, such slider 1 will drive sash 200 to translate,
Gap between two sash 200 will become smaller, and the sealing of sliding window sash 200 effectively, is simply realized with this, has ensured sealing
Performance, it is possible to reduce wind and rain is leak into.
To be easily installed, fixed frame 4 is detachably mounted with mounting plate 5, and the idler wheel 3 is two, more leads
To stability, two idler wheels 3 are articulated in fixed frame 4 by mounting plate 5.For the convenience for further promoting installation, mounting plate 5 passes through
The mode that bolt 6 fastens is installed on fixed frame 4, and the axis of bolt 6 is vertical with the translation direction of leading truck 2, so adjustable
Guide wheel 3 is in the position of sash frame length direction, in favor of installation.Wherein, the first fixed plate 51 is formed on mounting plate 5, it is right
The second fixed plate 7 is formed in the roll wheel assembly 300 for being located at sash upper side frame, on fixed frame 4；For being located at sash lower frame
Roll wheel assembly 300, be formed with the second fixed plate 7 in braced frame 2.First fixed plate 51 is detachable, can be used as nut, institute
Bolt 6 is stated to be threadedly coupled with the first fixed plate 51, the second fixed plate 44 respectively, it is corresponding in the first fixed plate 51, the second fixed plate
Threaded hole is formed on 44.41 bottom of accommodation groove is equipped with several arc-shaped protrusions 411, to increase the ability translated to sash 200,
That is, the frictional force for translating sash 200 is more preferable, it is easier to slide, while increasing the enabling capabilities of accommodation groove 41 again.
In this example, the both ends of slider 1 are arranged with male connector 11 and female 12, and female 12 is for the public affairs with another slider 1
First 11 fasten, in order to install connection.Transmission mechanism 500 includes link mechanism, and link mechanism is extended to by the side of sash 200
One end of the upper side frame and lower frame of sash 200, link mechanism is fixedly connected with the pivot of handle 400, and this example is specifically settable
Folder makes folder clamp the pivoting end of handle 400, when handle 400 rotates, is transferred to link mechanism through folder；Connecting rod machine
The other end of structure and one end of slider 1 are hinged, by the link mechanism of such setting, so that the rotary power of handle 400 can
To be transferred to the slider 1 of roll wheel assembly 300.Link mechanism can be flexible banded structure, also have be hard rod piece and
Edge bending transmitting power.When handle 400 rotates, by transmission mechanism 500, on the one hand the slider of upper side frame 1 is mentioned
Arch thrust, and pulling force is provided to the slider of lower frame 1, therefore, positioned at upper side frame and positioned at 131 He of the first groove body of lower frame
The close indoor and outdoor arrangement of second groove body 132 will be opposite.As shown in Figure 3-4, positioned at the idler wheel 3 of 200 upper side frame of sash
For guide wheel, as seen in figs. 5-6, the idler wheel 3 positioned at 200 lower frame of sash is pulley, and the rotational plane of any point is parallel on guide wheel
In the glide direction of slider 1, mainly to provide the guiding role of horizontal direction；On pulley the rotational plane of any point perpendicular to
The glide direction of slider 1, mainly to provide the supporting role of vertical direction.
It as shown in Figs. 1-2, is the stability for further promoting translation, the upper side frame and lower frame of sash 200 are respectively provided with
At least two groups roll wheel assembly 300 is sequentially connected between two groups of roll wheel assemblies 300 by connecting band 600.
To be concealed in slider 1 preferably in 200 frame of sash, male connector 11 and female 12 upwarp to form alice 14,
Connecting band 600 is connected between the male connector 11 of two groups of roll wheel assemblies 300 and female 12, since alice 14 can accommodate connection just
600 end of band, with make just slider 1, connecting band 600 connect after it is more smooth.
To provide the force-bearing situation of balance, guide post 21 is two or more, and two guide posts 21 separate from 2 both ends of braced frame, right
Ying Di, configured with the corresponding sliding slot 13 in corresponding and position with 21 quantity of guide post on slider 1.Make guide post further to promote translation
21 stationarities for driving slider 1 to translate, first groove body 131 and the second groove body 132 of the present embodiment are straight trough, and mutually flat
Row.Wherein, the sliding slot 13 of this example further includes arc-shaped transition slot 133, and 131 one end of the first groove body passes through arc-shaped transition slot 133 and the
The connection of two groove bodies, 132 one end, the so slider 1 to outdoor or indoor translation, translation motion will be more smooth.
More strong steady for the driven in translation to sash 200, the roll wheel assembly 300 of the present embodiment further includes fixed frame 4,
Fixed frame 4 has accommodation groove 41 for being fixedly mounted on sash 200, fixed frame 4, and this example preferably increases in 41 bottom of accommodation groove
Reinforcing rib, to increase the ability translated to sash 200, braced frame 2 is placed in accommodation groove 41, and accommodation groove 41 is equipped with along sliding
The slide bar 42 that the translation direction of piece 1 extends, braced frame 2 have the slide opening 22 being slidably matched with slide bar 42,41 bottom of accommodation groove
It is provided with the guide groove 43 stretched out for guide post 21.In this way, fixed frame 4 will pass through slide bar when guide post 21 switches mobile on sliding slot 13
42 to translate relative to braced frame 2 with the cooperation of sliding block.It is slided since slider 1 need to be pushed and pulled along 200 frame length direction of sash
Dynamic, intensity is smaller, and after this fixed frame 4 are added, configurable fixed frame 4 has higher intensity, to drive sash 200 to translate.
The implementation of the present invention is not limited to this, and above content according to the invention is known using the ordinary skill of this field
Knowledge and customary means, under the premise of not departing from above-mentioned basic fundamental thought of the invention, the present invention can also make other a variety of shapes
Modification, replacement or the combination of formula, all fall within rights protection scope of the present invention.
Claims (10)
1. a kind of airtight door and window of translation, which is characterized in that including window frame, sash, roll wheel assembly, handle and transmission mechanism, idler wheel
Component is respectively arranged in the upper side frame of sash and the lower frame of sash, and roll wheel assembly has for carrying out push-and-pull guiding to sash
Guiding mechanism and for drive sash along perpendicular to sash push-and-pull direction translation translation mechanism, handle be articulated in sash and with biography
The linkage of motivation structure one end, the transmission mechanism other end are connected with translation mechanism transmission；Sash is by guiding mechanism along window frame length side
To push-and-pull move, direction translation is pushed and pulled along perpendicular to sash by translation mechanism.
2. the airtight door and window of translation according to claim 1, which is characterized in that roll wheel assembly includes slider, braced frame
And idler wheel, braced frame and idler wheel constitute the guiding mechanism, slider is placed in sash frame, and one end is connected to transmission mechanism,
And slided along the length direction of the frame, slider can be relative to braced frame back and forth to put down perpendicular to sash push-and-pull direction
It moves, idler wheel, which is articulated in braced frame and rolls with window frame, to be cooperated, and the bottom fixation of braced frame is extended with guide post, is opened on slider
There is a sliding slot that sliding is protruded into for guide post, sliding slot includes close to indoor first groove body and close to the second outdoor groove body first
Groove body one end is connected to second groove body one end, and slider, guide post and sliding slot constitute the translation mechanism.
3. the airtight door and window of translation according to claim 1, which is characterized in that the idler wheel positioned at sash upper side frame is guide wheel,
Idler wheel positioned at sash lower frame is pulley, and the rotational plane of any point is parallel to the glide direction of slider, pulley on guide wheel
Glide direction of the rotational plane of upper any point perpendicular to slider.
4. the airtight door and window of translation according to claim 1, which is characterized in that guide post is two or more, and two guide posts separate from
Braced frame both ends, accordingly, configured with the corresponding sliding slot in corresponding and position with guide post quantity on slider.
5. the airtight door and window of translation according to claim 1, which is characterized in that the first groove body and the second groove body are straight trough,
And it is parallel to each other；Sliding slot further includes arc-shaped transition slot, and first groove body one end is connected to by arc-shaped transition slot with second groove body one end.
6. the airtight door and window of translation according to claim 1, which is characterized in that roll wheel assembly further includes fixed frame, fixed frame
With accommodation groove, braced frame is placed in accommodation groove, and accommodation groove is equipped with the slide bar extended along the translation direction of slider, support
Frame has the slide opening cooperated with sliding bar, and accommodating trench bottom is provided with the guide groove stretched out for guide post.
7. according to the described in any item airtight door and windows of translation of claim 2-6, which is characterized in that the both ends of slider are arranged with public affairs
Head and female, female are used to fasten with the male connector of another slider.
8. the airtight door and window of translation according to claim 7, which is characterized in that transmission mechanism includes link mechanism, connecting rod machine
Structure is extended to the upper side frame and lower frame of sash by the side of sash, and one end of link mechanism is fixedly connected with the pivot of handle,
The other end of link mechanism and one end of slider are hinged.
9. the airtight door and window of translation according to claim 8, which is characterized in that the upper side frame and lower frame of sash are respectively provided with
At least two groups roll wheel assembly passes through connecting band between two groups of roll wheel assemblies and is sequentially connected.
10. the airtight door and window of translation according to claim 9, which is characterized in that male connector and female upwarp to form alice, even
Tape splicing is connected between the male connector and female of two groups of roll wheel assemblies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811461223.2A CN109695402B (en) | 2018-12-02 | 2018-12-02 | Translation airtight door and window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811461223.2A CN109695402B (en) | 2018-12-02 | 2018-12-02 | Translation airtight door and window |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109695402A true CN109695402A (en) | 2019-04-30 |
| CN109695402B CN109695402B (en) | 2023-07-18 |
Family
ID=66230344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811461223.2A Active CN109695402B (en) | 2018-12-02 | 2018-12-02 | Translation airtight door and window |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109695402B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021017199A1 (en) * | 2019-07-26 | 2021-02-04 | 深圳好博窗控技术有限公司 | Translation structure, pulley and door-window assembly |
| CN112832618A (en) * | 2021-01-22 | 2021-05-25 | 苏州浪潮智能科技有限公司 | Data center |
| CN114622778A (en) * | 2022-01-30 | 2022-06-14 | 山东正华建筑科技有限公司 | Intelligent electric control balance moving window and working method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105804592A (en) * | 2014-12-30 | 2016-07-27 | 广东合和建筑五金制品有限公司 | Transmission device for translation door and window |
| CN210888585U (en) * | 2018-12-02 | 2020-06-30 | 杜德山 | Translational airtight door and window |
-
2018
- 2018-12-02 CN CN201811461223.2A patent/CN109695402B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105804592A (en) * | 2014-12-30 | 2016-07-27 | 广东合和建筑五金制品有限公司 | Transmission device for translation door and window |
| CN210888585U (en) * | 2018-12-02 | 2020-06-30 | 杜德山 | Translational airtight door and window |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021017199A1 (en) * | 2019-07-26 | 2021-02-04 | 深圳好博窗控技术有限公司 | Translation structure, pulley and door-window assembly |
| CN112832618A (en) * | 2021-01-22 | 2021-05-25 | 苏州浪潮智能科技有限公司 | Data center |
| CN112832618B (en) * | 2021-01-22 | 2022-12-06 | 苏州浪潮智能科技有限公司 | Data center |
| CN114622778A (en) * | 2022-01-30 | 2022-06-14 | 山东正华建筑科技有限公司 | Intelligent electric control balance moving window and working method thereof |
| CN114622778B (en) * | 2022-01-30 | 2022-11-01 | 山东正华建筑科技有限公司 | Intelligent electric control balance moving window and working method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109695402B (en) | 2023-07-18 |
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