CN105041174A - Roller pin type self-locking one-way-overturning device for double-layer hollow glass built-in shutter - Google Patents
Roller pin type self-locking one-way-overturning device for double-layer hollow glass built-in shutter Download PDFInfo
- Publication number
- CN105041174A CN105041174A CN201510523641.XA CN201510523641A CN105041174A CN 105041174 A CN105041174 A CN 105041174A CN 201510523641 A CN201510523641 A CN 201510523641A CN 105041174 A CN105041174 A CN 105041174A
- Authority
- CN
- China
- Prior art keywords
- needle roller
- shifting chute
- roller pin
- driving shaft
- needle
- 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
Landscapes
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
- Blinds (AREA)
Abstract
The invention discloses a roller pin type self-locking one-way-overturning device for a double-layer hollow glass built-in shutter, and belongs to the technical field of sunshade hollow glass products. The roller pin type self-locking one-way-overturning device comprises an overturning wheel and a roller pin driving shaft. A roller pin driving shaft matching hole is formed in the center of the overturning wheel. The roller pin driving shaft is inserted into the roller pin driving shaft matching hole to be matched with the overturning wheel. The roller pin type self-locking one-way-overturning device is characterized in that an overturning shaft fixing hole is formed in the axial middle of the roller pin driving shaft, a first roller pin driving boss and a second roller pin driving boss are formed on the surface of the roller pin driving shaft, the driving bosses are spaced by 180 degrees in the circumferential direction of the roller pin driving shaft to form the face-to-face position relationship, a first roller pin movement groove and a second roller pin movement groove are formed between the first roller pin driving boss and the second roller pin driving boss, a first roller pin is arranged in the first roller pin movement groove, a second roller pin is arranged in the second roller pin movement groove, a first arc-shaped transition flange is formed in the middle of the bottom wall of the first roller pin movement groove, and a second arc-shaped transition flange is formed in the middle of the bottom wall of the second roller pin movement groove. Friction damage, caused by a pulling rope, to the overturning wheel can be avoided, and meanwhile the overturning wheel and the pulling rope can be prevented from being abraded.
Description
Technical field
The invention belongs to sunshade hollow glass product technical field, be specifically related to a kind of needle-type self-locking list turning-up devices of double layer glass window with built-in louver.
Background technology
Above mentioned double layer glass window with built-in louver refer to arrange with aspectant state each other and implement position, edge to arrange in two pieces of glass (interior glass and outer glass) of closing and can the blind that need be elevated be complied with and the window belonging to sunshade hollow glass product category that be formed.This window has self-evident following strong point: thermal insulation is good and use the energy-conservation of embodiment building; The harassment that sound-proofing is excellent and use from the noisy noise in the external world; Anti-condensation is coagulated frost and uses and guarantee that indoor light is sufficient and embody the beautiful effect expected; Regulated by the deflection angle of the curtain sheet to blind and the indoor lighting used needed for acquisition requires and protect privacy, stain the curtain sheet of blind and use to embody and excellent exempt from cleaning effect from trifle in the world; Have desirable decorative and use the class promoting building to building; Impact resistance is strong, safety good and long service life and use the installation requirement that meets highrise building and meet the non-maintaining requirement of ultimate attainment Long-Time Service; Use simple Portable power saving and use adaptation all ages and classes and different body able one operation, etc.
Technical information about double layer glass window with built-in louver can be seen in disclosed Chinese patent literature, hollow glass as CN2564720Y(built-in louver curtain), shutter in CN2767624Y(hollow glass), shutter in the hollow glass that CN2767625Y(structure is improved), shutter in CN2756796Y(hollow glass), CN2232968Y(is provided with the monolithic door sash of horizontal shutter in double-layer glass), CN2297952Y(Magnetic driving formula adds layer and to stretch heavy curtain), CN2326718Y(totally-enclosed shutter), shutter in the structure improved hollow glass of CN100535378C() and CN102444372A(mono-kind in establish sun-shading hollow blind), and foreign patent is as WOO3071082A, US2004211528A, etc..
By to the patent document exemplified above particularly by known to the reading of the manual the 0041st of publication No. CN104747054A and 0042 section, being arranged between two pieces of glass the lifting of blind in i.e. aforesaid double layer glass and the upset of curtain sheet is by driving the curtain sheet between double-layer glass to overturn by manual operation controlling organization and shutter elevating controlling organization realizes to the operation of the manual operation controlling organization outside double-layer glass, and then it is known, to be fixed to one another with trip shaft for the turning wheel of the structural system of turning device that overturns the curtain sheet of blind and to be connected, when in manual operation controlling organization i.e. outer control device to curtain sheet upset and shutter elevating controlling organization is during control device effect, overturn pull rope with shutter elevating controlling organization by curtain sheet by curtain sheet upset and drive turning wheel, trip shaft is driven by turning wheel, the blind fixing with it is driven to drive the curtain sheet of guide bracket to overturn geometrical clamp of restricting (being called for short solid rope clamp) by trip shaft, overturning rope geometrical clamp by curtain sheet drives the curtain sheet of blind to overturn rope, realize the upset of curtain sheet.
Be connected because the turning wheel of the structural system of above-mentioned turning device is fixed to one another with trip shaft, thus in the use procedure of reality, following logical fraud is exposed: when to curtain sheet turning operation, often inevitably there is manual operation controlling organization and operate excessive situation, specifically, when curtain sheet is turned to closed degree, because manual operation controlling organization can not stop rightly immediately, so turning wheel still can drive trip shaft to rotate (this rotation can be described as redundancy and rotates), in this process, because curtain sheet is in closure state, again because turning wheel is in the arrested state being closed generation by curtain sheet, thus the resistance that curtain sheet upset pull rope drives trip shaft to rotate through turning wheel enlarges markedly, so the frictional force between curtain sheet upset pull rope and turning wheel is aggravated suddenly, curtain sheet is easily made to overturn pull rope friction damage on the one hand until fracture, cause turning wheel friction damage on the other hand.Another kind of situation is: when curtain sheet is turned to closed state, if misoperation and still manual operation controlling organization is done to operation from curtain sheet to closed direction that be intended to make, there will be the situation undermining curtain sheet upset pull rope and turning wheel so equally.Once the result that this unfavorable factor causes (curtain sheet upset pull rope weares and teares and even ruptures and turning wheel wearing and tearing) occurs, because above-mentioned parts is all positioned at double-layer glass, thus objectively cannot rely on the ability maintenance of user self and/or change the parts damaged, if by production firm or specialized distributors on-site maintenance, so, corresponding expense can be produced on the one hand, affect the use of period to be repaired on the other hand.In addition, even if turning wheel to be changed into synchronous pulley or other similar form of structure, curtain sheet is overturn pull rope simultaneously and use Timing Belt or other similar form of structure instead, foregoing problems still exists.
From the above; curtain sheet how is protected to overturn pull rope or Timing Belt and protect turning wheel or synchronous pulley to become to be not only the technical problem of user's concern and more production firm's concern simultaneously; the applicant has done deeply careful literature search, but is showed no all enlightenments contributing to solving this technical problem in patent and non-patent literature disclosed in up to now.
For above-mentioned prior art, the applicant has done useful design repeatedly, finally defines technical side's crime described below, and have passed through simulated test taking under secrecy provision, and result proves practicable.
Summary of the invention
Task of the present invention be to provide a kind of help avoid trip shaft and upset restricted directly be fixedly connected with and use ensure the curtain sheet of blind overturn put in place after turning wheel trip shaft can not be driven then to rotate and be conducive to protecting the needle-type self-locking list turning-up devices of the double layer glass window with built-in louver of turning wheel.
Task of the present invention has been come like this, and a kind of needle-type self-locking list turning-up devices of double layer glass window with built-in louver, comprises a turning wheel, and the middle position of this turning wheel is configured with a needle roller driving shaft mating holes; one needle roller driving shaft, this needle roller driving shaft inserts described needle roller driving shaft mating holes and matches with turning wheel, be characterised in that and offer a trip shaft fixing hole in the axial central authorities of described needle roller driving shaft, and the surface of pin driving shaft is configured with the surface being raised in needle roller driving shaft one first needle roller with the state being parallel to needle roller driving shaft drives boss and one second needle roller drives boss, this is first years old, second needle roller is driven boss and is separated by 180 ° around the circumferencial direction of needle roller driving shaft and forms mutual aspectant position relationship, and this is first years old, second needle roller is driven between boss and is configured with one first needle roller shifting chute and the second needle roller shifting chute, one first needle roller is provided with in the first needle roller shifting chute, one second needle roller is provided with in the second needle roller shifting chute, the first arcuation transition flange that one is raised in the surface of the first needle roller shifting chute diapire is configured with in the middle position of the width of the first needle roller shifting chute diapire of the first needle roller shifting chute, this the first arcuation transition flange extends to the other end from one end of the length direction of the first needle roller shifting chute, the second arcuation transition flange that one is raised in the surface of the second needle roller shifting chute diapire is configured with in the middle position of the width of the second needle roller shifting chute diapire of the second needle roller shifting chute, this the second arcuation transition flange from the length direction of the second needle roller shifting chute one end extend to the other end.
In a specific embodiment of the present invention, the shape of cross section of described trip shaft mating holes is rectangular, regular polygon or semicircle.
In another specific embodiment of the present invention, the first described needle roller drives boss and the second needle roller drives the shape of cross section of boss all in fan-shaped.
In another specific embodiment of the present invention, described turning wheel is synchronous pulley rope sheave, belt pulley or outer wall that outer wall is smooth being configured with Timing Belt cooperating teeth.
In another specific embodiment of the present invention, described turning wheel is nonmetal turning wheel.
Also have in a specific embodiment of the present invention, described nonmetal turning wheel is nylon wheel or plastic wheel.
More of the present invention and in a specific embodiment, be configured with one first elasticity block wing and the one second elasticity block wing on the surface being raised in described first needle roller shifting chute diapire respectively in the both sides of the width of described first needle roller shifting chute, this first, second elasticity block wing extends to the other end from one end of the length direction of the first needle roller shifting chute; One the 3rd elasticity block wing and one the 4th elasticity block wing on the surface being raised in described second needle roller shifting chute diapire is configured with respectively in the both sides of the width of described second needle roller shifting chute; The first described needle roller is between first, second elasticity block wing; The second described needle roller is between the 3rd, the 4th elasticity block wing.
The technique effect of technical scheme provided by the invention is: be by first owing to setting up drive connection between turning wheel and needle roller driving shaft or removing drive connection, second needle roller is respectively first, change in location in second needle roller shifting chute realizes, again owing in a state of use the trip shaft mating holes of trip shaft and needle roller driving shaft being inserted solid, avoid prior art trip shaft is directly inserted with turning wheel to consolidate, even if thus after the curtain sheet of blind is reversed, turning wheel rotates then, due to first, second needle roller has been in first respectively, second needle roller shifting chute and first, second needle roller drives the maximum angle place between boss, thus turning wheel is not by first, second needle roller drives needle roller driving shaft, thus make turning wheel be in idling conditions relative to needle roller driving shaft, due in this state, the resistance of motion of turning wheel is better than nothing, thus turning wheel can be avoided to be pulled rope friction damage, also can avoid wearing and tearing with pull rope simultaneously.
Accompanying drawing explanation
Fig. 1 is first embodiment of the present invention structure chart.
Fig. 2 is the sectional view of Fig. 1.
Fig. 3 is second embodiment of the present invention schematic diagram.
Fig. 4 is third embodiment of the present invention schematic diagram.
Fig. 5 is the sectional view of Fig. 4.
Fig. 6 is fourth embodiment of the present invention schematic diagram.
Fig. 7 is the first application examples schematic diagram of the present invention.
Fig. 8 is the second application examples schematic diagram of the present invention.
Detailed description of the invention
In order to enable the auditor of Patent Office especially the public clearly understand technical spirit of the present invention and beneficial effect, applicant will elaborate below by way of example, but be not all the restriction to the present invention program to the description of embodiment, any conceive according to the present invention done be only pro forma but not substantial equivalent transformation and all should be considered as technical scheme category of the present invention.
Embodiment 1:
Refer to Fig. 1 and Fig. 2, give a turning wheel 1, the middle position of this turning wheel 1 is configured with a needle roller driving shaft mating holes 11; Give a needle roller driving shaft 2, this needle roller driving shaft 2 inserts described needle roller driving shaft mating holes 11 and matches with turning wheel 1.In the present embodiment, turning wheel 1 is made by nonmetals, adopts plastics or nylon to make turning wheel 1 specifically.
Technical essential as technical scheme provided by the invention: offer a trip shaft fixing hole 21 in the axial central authorities of aforementioned needle roller driving shaft 2, and the surface of pin driving shaft 2 is configured with the surface being raised in needle roller driving shaft 2 one first needle roller with the state being parallel to needle roller driving shaft 2 drives boss 22 and one second needle roller drives boss 23, this is first years old, second needle roller drives boss 22,23 are separated by 180 ° around the circumferencial direction of needle roller driving shaft 2 and form mutual aspectant position relationship, and this is first years old, second needle roller drives boss 22, one first needle roller shifting chute 24 and the second needle roller shifting chute 25 is configured with between 23, one first needle roller 3 is provided with in the first needle roller shifting chute 24, one second needle roller 4 is provided with in the second needle roller shifting chute 25, the first arcuation transition flange 2411 that one is raised in the surface of the first needle roller shifting chute diapire 241 is configured with in the middle position of the width of the first needle roller shifting chute diapire 241 of the first needle roller shifting chute 24, this the first arcuation transition flange 2411 extends to the other end from one end of the length direction of the first needle roller shifting chute 24, the second arcuation transition flange 2511 that one is raised in the surface of the second needle roller shifting chute diapire 251 is configured with in the middle position of the width of the second needle roller shifting chute diapire 251 of the second needle roller shifting chute 25, this the second arcuation transition flange 2511 from the length direction of the second needle roller shifting chute one end extend to the other end.
In the present embodiment, the shape of cross section semicircular in shape (also can claim D font) of aforementioned trip shaft mating holes 21, but also can be that rectangle, regular polygon are as square or other similar shape.
Shown in Fig. 1 and Fig. 2, aforesaid first needle roller drives boss 22 and the second needle roller drives the shape of cross section of boss 23 all in fan-shaped.Aforesaid turning wheel 1 is the rope sheave that outer wall is smooth.
Applicant needs to state clearly: if the basis of driveing boss 22,23 at first, second needle roller aforesaid increases the quantity that corresponding needle roller drives boss, and on the basis of first, second needle roller shifting chute 24,25, correspondingly increase the quantity of needle roller shifting chute, such as there are three, a four or more needle roller drives boss and three, four or more bar needle roller shifting chute, so should be considered as not departing from technical connotation category disclosed by the invention.In addition according to professional general knowledge, the quantity that needle roller drives boss is equal with the quantity of needle roller shifting chute, and needle roller drive boss and needle roller shifting chute each other in one every a distribution, that is needle roller is driven boss and is uniformly distributed on needle roller driving shaft 2, and needle roller shifting chute is with example.
Embodiment 2:
Refer to Fig. 3, be configured with one first elasticity block wing 2412 and the one second elasticity block wing 2413 on the surface being raised in aforementioned first needle roller shifting chute diapire 241 respectively in the both sides of the width of aforementioned first needle roller shifting chute 24, this first, second elasticity block wing 2412,2413 extends to the other end from one end of the length direction of the first needle roller shifting chute 24; One the 3rd elasticity block wing 2512 and one the 4th elasticity block wing 2513 on the surface being raised in described second needle roller shifting chute diapire 251 is configured with respectively in the both sides of the width of aforementioned second needle roller shifting chute 25; Aforesaid first needle roller 3 is between first, second elasticity block wing 2412,2413; Aforesaid second needle roller 4 is between the 3rd, the 4th elasticity block wing 2512,2513.All the other are all with the description to embodiment 1.
Embodiment 3:
Refer to Fig. 4 and Fig. 5, only change the structure of turning wheel 1 into synchronous pulley, specifically, the outer wall of turning wheel 1 is configured with Timing Belt tooth 12, to show with Timing Belt 121(Fig. 8) match, all the other are all with the description to embodiment 1.
Embodiment 4:
Refer to Fig. 6, only use turning wheel 1 instead synchronous pulley, all the other are all with the description to embodiment 2.
Application examples 1:
Refer to Fig. 7, Fig. 7 shows the double layer glass window with built-in louver 5(concrete structure of magnet drives formula can see CN104747054A), and also show turning wheel pull rope 51 and trip shaft 52 in the figure 7, turning wheel pull rope 51 is around being enclosed within by the turning wheel 1 described in embodiments of the invention 1 and 2, the shape of cross section of trip shaft 52 is identical with the shape of cross section of aforesaid trip shaft mating holes 21, and inserts solid with trip shaft mating holes 21.When the outer control device 53 of the double layer glass window with built-in louver 5 of magnet drives formula drives by interior control device 54 the aforementioned turning wheel pull rope 51 be connected with interior control device 54, drive turning wheel 1 by turning wheel pull rope 51, realize the unlatching upset to the curtain sheet 551 of blind 55 or closedown upset.
So that curtain sheet 551 is overturn clockwise, turning wheel 1 is driven to rotate clockwise by turning wheel pull rope 51, concrete composition graphs 1 and Fig. 2, by being in the critical localisation that turning wheel 1 and the first needle roller of needle roller driving shaft 2 drive between boss 22, (gap of this critical localisation is relative is greater than other position to first needle roller 3, frictional force between turning wheel 1 and the first needle roller 3 is better than nothing, namely frictional force is minimum) to the direction displacement of the first arc transition flange 2411, when the first needle roller 3 enters the region with the first arc transition flange 2411, frictional force between turning wheel 1 and the first needle roller 3 increases gradually, so drive needle roller driving shaft 2 to rotate by the first needle roller 3, trip shaft 52 is driven to rotate by needle roller driving shaft 2, because the curtain sheet upset rope 5511 of the curtain sheet 551 of blind 55 also claims rotary drum with solid rope clamp 55111() fixing, and solid rope clamp 55111 and trip shaft 52 are fixed, thus the upset to curtain sheet 551 is achieved.When curtain sheet 551 is flipped to make position, if make turning wheel 1 then rotate under the effect of turning wheel pull rope 51, first needle roller 3 can force the hole wall plastic strain of upset wheel shaft mating holes 21, first needle roller 3 is crossed the peak of the first arc transition flange 2411, frictional force between turning wheel 1 and the first needle roller 3 reduces gradually, (this position is again the critical localisation of aforementioned angle) when the second needle roller drives the position at boss 23 place is at the first needle roller 3, just the friction and between turning wheel 1 becomes that minimum (this friction can be infinitely small, but it is and non-vanishing), turning wheel 1 can not drive needle roller driving shaft 2 to rotate.Because process curtain sheet 551 overturn round about is contrary with aforementioned, again due in above process, the movement locus of the second needle roller 4 in the second needle roller shifting chute 25 and action principle completely can according to being understood according to the reason of drawing inferences about other cases from one instance the description of the first needle roller 3, and thus applicant repeats no more.
Application examples 2:
Refer to Fig. 8, this Fig. 8 shows the double layer glass window with built-in louver 5 of non-magnet drive-type, and turning wheel 1 is the synchronous pulley of previous embodiment 3 and embodiment 4, drives turning wheel 1 of the present invention by Timing Belt 121, and all the other are all with the description to application examples 1.
Application examples 3:
Slightly, change turning wheel 1 into belt pulley, change Timing Belt 121 into belt, all the other are all with the description to application examples 2 for figure.
Claims (7)
1.
a needle-type self-locking list turning-up devices for double layer glass window with built-in louver, comprises a turning wheel (1), and the middle position of this turning wheel (1) is configured with a needle roller driving shaft mating holes (11); one needle roller driving shaft (2), this needle roller driving shaft (2) inserts described needle roller driving shaft mating holes (11) and matches with turning wheel (1), it is characterized in that offering a trip shaft fixing hole (21) in the axial central authorities of described needle roller driving shaft (2), and the surface of pin driving shaft (2) is configured with the surface being raised in needle roller driving shaft (2) one first needle roller with the state being parallel to needle roller driving shaft (2) drives boss (22) and one second needle roller drives boss (23), this is first years old, second needle roller drives boss (22,23) circumferencial direction around needle roller driving shaft (2) is separated by 180 ° and forms mutual aspectant position relationship, and this is first years old, second needle roller drives boss (22,23) one first needle roller shifting chute (24) and the second needle roller shifting chute (25) is configured with between, one first needle roller (3) is provided with in the first needle roller shifting chute (24), one second needle roller (4) is provided with in the second needle roller shifting chute (25), the first arcuation transition flange (2411) that one is raised in the surface of the first needle roller shifting chute diapire (241) is configured with in the middle position of the width of the first needle roller shifting chute diapire (241) of the first needle roller shifting chute (24), this the first arcuation transition flange (2411) extends to the other end from one end of the length direction of the first needle roller shifting chute (24), the second arcuation transition flange (2511) that one is raised in the surface of the second needle roller shifting chute diapire (251) is configured with in the middle position of the width of the second needle roller shifting chute diapire (251) of the second needle roller shifting chute (25), this the second arcuation transition flange (2511) from the length direction of the second needle roller shifting chute one end extend to the other end.
2.
the needle-type self-locking list turning-up devices of double layer glass window with built-in louver according to claim 1, is characterized in that the shape of cross section of described trip shaft mating holes (21) is rectangular, regular polygon or semicircle.
3.
the needle-type self-locking list turning-up devices of double layer glass window with built-in louver according to claim 1, is characterized in that the first described needle roller drives boss (22) and the second needle roller drives the shape of cross section of boss (23) all in fan-shaped.
4.
the needle-type self-locking list turning-up devices of double layer glass window with built-in louver according to claim 1, is characterized in that described turning wheel (1) is for smooth rope sheave, belt pulley or the outer wall of outer wall being configured with the synchronous pulley of Timing Belt cooperating teeth (12).
5.
the needle-type self-locking list turning-up devices of the double layer glass window with built-in louver according to claim 1 or 4, is characterized in that described turning wheel (1) is nonmetal turning wheel.
6.
the needle-type self-locking list turning-up devices of double layer glass window with built-in louver according to claim 5, is characterized in that described nonmetal turning wheel is nylon wheel or plastic wheel.
7.
the needle-type self-locking list turning-up devices of double layer glass window with built-in louver according to claim 1, it is characterized in that the one first elasticity block wing (2412) and the one second elasticity block wing (2413) that are configured with the surface being raised in described first needle roller shifting chute diapire (241) in the both sides of the width of described first needle roller shifting chute (24) respectively, this first, second elasticity block wing (2412,2413) extends to the other end from one end of the length direction of the first needle roller shifting chute (24); One the 3rd elasticity block wing (2512) and one the 4th elasticity block wing (2513) on the surface being raised in described second needle roller shifting chute diapire (251) is configured with respectively in the both sides of the width of described second needle roller shifting chute (25); Described the first needle roller (3) is positioned between first, second elasticity block wing (2412,2413); Described the second needle roller (4) is positioned between the 3rd, the 4th elasticity block wing (2512,2513).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510523641.XA CN105041174B (en) | 2015-08-24 | 2015-08-24 | The needle-type self-locking list turning-up devices of double layer glass window with built-in louver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510523641.XA CN105041174B (en) | 2015-08-24 | 2015-08-24 | The needle-type self-locking list turning-up devices of double layer glass window with built-in louver |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105041174A true CN105041174A (en) | 2015-11-11 |
| CN105041174B CN105041174B (en) | 2016-08-24 |
Family
ID=54448101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510523641.XA Active CN105041174B (en) | 2015-08-24 | 2015-08-24 | The needle-type self-locking list turning-up devices of double layer glass window with built-in louver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105041174B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108691500A (en) * | 2017-12-10 | 2018-10-23 | 肖敏 | Longitudinal turning wheel, overturning transmission shaft and hollow shutter for blind |
-
2015
- 2015-08-24 CN CN201510523641.XA patent/CN105041174B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108691500A (en) * | 2017-12-10 | 2018-10-23 | 肖敏 | Longitudinal turning wheel, overturning transmission shaft and hollow shutter for blind |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105041174B (en) | 2016-08-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105003184A (en) | Bottom-control hollow shutter | |
| US20110296650A1 (en) | Rocking doorstop | |
| CN105041168A (en) | Structurally-simplified energy-saving multi-layer hollow glass shutter | |
| CN102425348A (en) | Magnetic hinge | |
| US20180252031A1 (en) | Transmission stopping device for cordless curtain | |
| CN105041174A (en) | Roller pin type self-locking one-way-overturning device for double-layer hollow glass built-in shutter | |
| CN204877213U (en) | Device is singly turned over in kingpin formula auto -lock that double glazing glass internally -arranged shutter used | |
| GEP20156294B (en) | Disc tumbler cylinder lock and key combination | |
| CN105041170A (en) | Non-magnetic driven type blind window with internally installed double-layer hollow glass | |
| KR101413744B1 (en) | Safety ballchain for rall blind | |
| CN205400470U (en) | Double glazing glass window | |
| CN105019797A (en) | Expanding-type frictional overturning wheel structure for louver with built-in double-layer hollow glass | |
| CN204851004U (en) | Cavity shutter is controlled at end | |
| CN104196405A (en) | Window provided with inner sash and door provided with inner door leaf | |
| CN210370278U (en) | Novel convenient door lock device | |
| CN204827165U (en) | Formula friction flipping wheel structure is inhaled to double glazing glass internally -arranged shutter's magnetism | |
| CN204877209U (en) | Blind that double glazing glass internally -arranged shutter used does not have magnet drive arrangement | |
| CN209385027U (en) | The shutter elevating traction rope change course device of double layer glass window with built-in louver | |
| CN111691810A (en) | Building energy-saving casement window structure with mosquito-proof and child-proof functions and modification method | |
| CN105019798A (en) | Magnetic-type frictional overturning wheel structure for louver with built-in double-layer hollow glass | |
| GB2489876A (en) | Security screen | |
| CN207177586U (en) | Electric chain window-opening mechanism | |
| CN104832016B (en) | Safeguard support for high-rise building metal window frames and application method thereof | |
| CN106014056A (en) | Side-hung window opener | |
| CN206530228U (en) | Hotel's sound insulation door |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |