CN106401333A - Lock pin mechanism used for door/window sash top and bottom rods and mother-child door - Google Patents
Lock pin mechanism used for door/window sash top and bottom rods and mother-child door Download PDFInfo
- Publication number
- CN106401333A CN106401333A CN201610910649.6A CN201610910649A CN106401333A CN 106401333 A CN106401333 A CN 106401333A CN 201610910649 A CN201610910649 A CN 201610910649A CN 106401333 A CN106401333 A CN 106401333A
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- China
- Prior art keywords
- pin
- pin rod
- backlash compensation
- hole
- compensation part
- Prior art date
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C1/00—Fastening devices with bolts moving rectilinearly
- E05C1/08—Fastening devices with bolts moving rectilinearly with latching action
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Insertion Pins And Rivets (AREA)
- Gears, Cams (AREA)
Abstract
The invention provides a lock pin mechanism used for door/window sash top and bottom rods and a mother-child door. The lock pin mechanism comprises a pin rod installed in a door/window sash and a pin hole which allows the pin rod to be inserted therein and is formed in a door/window frame, and further comprises clearance compensation parts which are arranged on any component of the pin rod and the pin hole, are positioned in the door/window sash opening and closing direction, can reciprocate in the direction that the pin rod is inserted into the pin hole, and are subjected to partial pressure toward the other component of the pin rod and the pin hole. The clearance compensation parts and the other component are provided with wedges protruding along the movement route of the pin rod at least in the process of opening and closing the door/window sash, and the wedges are in the shape of being gradually wedged tightly when the pin rod is inserted into the pin hole. Therefore, complete clearance compensation is realized, and meanwhile, as the clearance compensation parts can move on the pin rod or pin hole relatively, the pin rod can still continue to move to be inserted into the pin hole until the pin rod is completely inserted into the pin hole and locking is realized.
Description
Technical field
The present invention relates to door lock technical field is and in particular to a kind of latch gear for bar universe rod and primary and secondary
Door.
Background technology
Big and small door refers to there is the door without normally open little door leaf for the fan, and the personnel at ordinary times that are generally used for pass through and often have
The place that large article passes through.Wherein, it is referred to as female door through normally open big door leaf, be referred to as cervical orifice of uterus without normally open little door leaf.
At present, no matter cervical orifice of uterus is in that side of female door, is all to be locked with doorframe by world latch gear.But, due to processing essence
Degree problem, is usually present some gaps between the pin rod in latch gear and pin-and-hole, so in the presence of external force, such as wind-force is made
With under, will collide between pin rod and pin-and-hole generation noise problem.
At present, the scheme solving the above problems in prior art is to fix a wedge on pin rod, by wedge pair
Gap compensates.But adopt such scheme：The feelings that gap is excessive between pin rod and pin-and-hole or wedge gradient is too small
Under condition, possibly cannot realize the full remuneration to gap, still have less gap and exist；And between pin rod and pin-and-hole gap
In the case that less or wedge gradient is excessive, after the full remuneration realizing gap, it is understood that there may be pin rod cannot continue to insert
Enter pin-and-hole, situation about cannot lock occurs.
Content of the invention
The present invention is intended to provide a kind of latch gear, while to realize gap is fully compensated, take into account pin rod completely slotting
Enter pin-and-hole and realize locking.
For achieving the above object, the invention provides a kind of latch gear for bar universe rod, including being arranged on
Pin rod in bar and be suitable to pin rod insertion the pin-and-hole being molded on sash it is characterised in that also including backlash compensation
Part, is arranged on pin rod and pin-and-hole any one party part, is positioned along switch bar direction and can insert pin-and-hole direction along pin rod
Move back and forth, and be subject to the biasing force towards pin rod and the opposing party's part of pin-and-hole；One of backlash compensation part and the opposing party's part
On form at least switch bar during, along pin rod mobile route project wedge shape, wedge shape have pin rod insertion
The shape of gradually wedging during pin-and-hole.
Further, biasing force is carried by the bias piece being arranged between the side's part residing for backlash compensation part and setting
For.
Further, backlash compensation part is arranged on pin rod, and bias piece is to be arranged between backlash compensation part and pin rod
Spring.
Further, the insertion end of pin rod forms mounting groove along the mobile route of pin rod；Plate is installed in mounting groove
Shape backlash compensation part.
Further, the top in mounting groove forms spring locating slot, and backlash compensation part forms and spring locating slot
Relative spring fixing groove, spring is the wire spring being embedded in spring locating slot and spring fixing groove.
Further, backlash compensation part is one piece, and both side edges form the wedge shape of the excircle configuration of prominent pin rod.
Further, by opening up along the axially extended stopper slot of pin rod on backlash compensation part and fixing through stopper slot
Spacer pin on pin rod is carried out along switch bar direction positioning.
Further, backlash compensation part part is two pieces of self-movement, and the lateral border of every block gap compensating part forms prominent
Go out the wedge shape of the excircle configuration of pin rod；And often block gap compensating part is independently spring-biased power.
Further, two block gap compensating parts pass through to carry out against the limited block being arranged in the middle part of the mounting groove of pin rod respectively
Along switch bar direction positioning.
Further, the insertion end of pin rod forms a guiding slide-bar, a circular platform type backlash compensation part vertically
Slidably it is enclosed within guiding slide-bar, be provided with a supporting plate engaging with guiding slide-bar free end in the free end of guiding slide-bar.
Further, backlash compensation part is arranged on the sash at pin-and-hole place, and has at backlash compensation part respective pin hole
There is a breach that yardstick inserts for pin rod on the moving direction along pin rod less than pin-and-hole；Bias piece is to be arranged on gap
Spring between compensating part and sash.
Further, around pin-and-hole inside sash, it is provided with a mounting box, backlash compensation part and spring are arranged at
In mounting box.
Further, mutually the supporting between the side wall on the mobile route along pin rod by backlash compensation part and mounting box
By carrying out along switch bar direction positioning.
Further, backlash compensation part and mounting box are cylindrical part, and both slide relatively along the moving direction of pin rod
Ground cooperation is installed.
Further, backlash compensation part and mounting box are pipe, and breach is to have the ring wall extending to pin-and-hole
Circular hole.
Further, form an annular boss inside backlash compensation part, spring is arranged on annular boss and mounting box
Between the diapire relative with breach；The internal diameter of spring is more than the external diameter of pin rod insertion portion.
Further, wedge shape is molded on pin rod.
The present invention also provides a kind of big and small door, including sub- fan and female fan, and is used for the body of antithetical phrase fan with respect to door and window
Frame carries out the latch gear of locking, and latch gear is latch gear as above.
1. according to the present invention for bar universe rod latch gear, by pin rod and either one part of pin-and-hole
Gap compensating part is installed, setting backlash compensation part positions along switch gate direction and can be past with respect to pin rod insertion pin-and-hole direction simultaneously
Multiple motion, and it is subject to the biasing force towards pin rod and the opposing party's part of pin-and-hole, thus it is complete to realize gap in backlash compensation part
While compensation, by along switch gate direction position without rocking, backlash compensation part be subject to pin-and-hole spacing cannot further to
Move in pin-and-hole, but because backlash compensation part can be movable relatively on pin rod or pin-and-hole, thus pin rod still is able to continue to move to
In insertion pin-and-hole, until the fully-inserted pin-and-hole of pin rod realizes locking.
2. the big and small door according to the present invention, due to employing the latch gear in such scheme, thus big and small door is being carried out
During locking, gap between lock pin and lockhole is being realized compensating, it is to avoid collide between pin rod and pin-and-hole and produce the same of noise
When, take into account the fully-inserted pin-and-hole of pin rod, realize the locking of big and small door.
Brief description
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, below will be to concrete
In embodiment or description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, below describe in
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not paying creative work
Put, other accompanying drawings can also be obtained according to these accompanying drawings.In the accompanying drawings：
Fig. 1 is in and opens for the structural representation of latch gear in the first embodiment of the present invention, wherein latch gear
State；
Fig. 2 is the structural representation of latch gear shown in Fig. 1, and wherein latch gear is in locking states；
Fig. 3 is the perspective view of latch gear shown in Fig. 1；
Fig. 4 is the structural representation of latch gear in second embodiment of the present invention, and wherein latch gear is in and opens
State；
Fig. 5 is the structural representation of latch gear shown in Fig. 4, and wherein latch gear is in locking states；
Fig. 6 is the perspective view of latch gear in third embodiment of the present invention；
Fig. 7 is the cross section structure diagram of latch gear shown in Fig. 6,
Fig. 8 is in and opens for the structural representation of latch gear in the 4th embodiment of the present invention, wherein latch gear
State；
Fig. 9 is the structural representation of latch gear shown in Fig. 8, and wherein latch gear is in locking states.
Wherein, the reference in above-mentioned accompanying drawing is：
10- pin rod；11- mounting groove；12- guiding slide-bar；13- supporting plate；20- pin-and-hole；30- wedge；31- stopper slot；40-
Spacer pin；50- wire spring；60- frustum；61- guides slide opening；90- fans body.
Specific embodiment
Below in conjunction with accompanying drawing, technical scheme is clearly and completely described with the enforcement it is clear that described
Example is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of not making creative work, broadly falls into the scope of protection of the invention.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertical ",
The orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, merely to
Be easy to describe the present invention and simplify description, rather than instruction or the hint device of indication or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.Additionally, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or hint relative importance.
Embodiment 1：
As shown in Figure 1 to Figure 3, according to a first embodiment of the present invention in latch gear, including being arranged in bar
Pin rod 10 and the pin-and-hole 20 being molded on sash being suitable to pin rod 10 insertion, latch gear inserts pin-and-hole 20 He by pin rod 10
Exit pin-and-hole 20 to realize locking and open, latch gear also includes one piece of wedge 30 as backlash compensation part, wedge 30
Upper end big, lower end is little, for when in move insertion pin-and-hole 20 from top to bottom in pin rod 10 between compensation pin rod 10 and pin-and-hole 20
Gap, simultaneously wedge 30 be movably mounted on pin rod 10 and can along pin rod 10 insertion pin-and-hole 20 direction move back and forth.
So during pin rod 10 inserts pin-and-hole 20, first, wedge 30 is in reciprocable row in the presence of biasing force
The side of the close pin-and-hole 20 of journey, moves downward with moving downward of pin rod 10, can be timely to pin rod 10 and pin-and-hole
Gap between 20 is filled with；Secondly, move to wedge 30 in wedge 30 and be filled between pin rod 10 and pin-and-hole 20
Gap, wedge 30 cannot be continued to move down by the spacing of pin-and-hole 20 edge, be subject to open up on backlash compensation part simultaneously
The spacer pin 40 be fixed on pin rod 10 on along the axially extended stopper slot 31 of pin rod 10 and through institute's stopper slot 31 coordinates and is formed
To backlash compensation part along switch bar direction positioning, it is achieved thereby that the full remuneration to gap.Finally, due to pin rod 10
Can move back and forth along pin rod 10 insertion pin-and-hole 20 direction and wedge 30 between, wedge 30 cannot be after relative movement, pin rod 10
It still is able to continue to move to insert in pin-and-hole 20, until the fully-inserted pin-and-hole 20 of pin rod 10 realizes locking.
It should be noted that, to backlash compensation part along switch bar direction positioning, it is to fill gap in wedge 30
Afterwards, it is to avoid wedge 30 can also cannot realize compensating spacing function with respect to pin rod 10 relative motion, now pin rod 10 He
Can also relatively rock between pin-and-hole 20.
Specifically, latch gear also have realize backlash compensation part towards pin-and-hole direction biasing force spring, specially
The spring locating slot cooperation of the top molding in mounting groove 11 on wire spring 50, one end of wire spring 50 and pin rod 10, the other end
With relative with the spring locating slot spring fixing groove cooperation of molding on backlash compensation part, ensure wire spring 50 and pin rod 10 and
Wedge 30 cooperation stability while, make wedge 30 have along pin rod 10 insert pin-and-hole 20 direction biasing force, thus
Make wedge 30 be in the position closing on pin-and-hole 20 in the presence of this biasing force, pin rod 10 insertion pin-and-hole 20 when it is ensured that
Gap compensating part timely compensates to the gap between pin rod 10 and pin-and-hole 20, it is to avoid the fully-inserted pin-and-hole 20 of pin rod 10 is realized
During locking, backlash compensation part is still without the compensation realized to gap between pin rod 10 and pin-and-hole 20.
Certainly, as bias piece except wire spring 50, can also be elastic support, gum elastic etc..
With further reference to Fig. 1, pin rod 10 offers the mounting groove 11 accommodating wedge 30, spacer pin 40 is with removable simultaneously
The mode unloaded is fixed on pin rod 10, so passes through the mounting groove 11 that setting on pin rod 10 accommodates wedge 30, is realizing wedge
While shape block 30 removable installation, can by mounting groove 11 wedge 30 is carried out further spacing it is ensured that wedge shape
The movement travel of block 30.
Embodiment 2：
As shown in Figure 4 and Figure 5, in the latch gear of the present embodiment, backlash compensation part is wedge 30, with embodiment 1
In latch gear compare, main distinction point be wedge 30 in the present embodiment quantity be polylith, specially two pieces.So
For the uneven situation of the gap length between pin rod 10 and pin-and-hole 20, backlash compensation part is directed between pin rod 10 and pin-and-hole 20
The uneven situation in gap, all can meet the compensation to gap, and the effect of backlash compensation is more preferable.
More specifically, the lateral border of every piece of wedge forms the wedge of the excircle configuration of prominent pin rod 10 in the present embodiment
Shape, being so applied to pin-and-hole 20 is circular situation, and wedge 30 is more preferable with the fiting effect of pin-and-hole 20 inwall.
Meanwhile, in the present embodiment, two block gap compensating parts are by against being arranged in mounting groove 11 on pin rod 10
Limited block realizes the radial positioning of backlash compensation part.
In the present embodiment, as the elastic support of bias piece, elastic support is provided with and coordinates with polylith wedge 30
Pin, on polylith wedge 30, corresponding pin is provided with pin groove 32, such that it is able to facilitate polylith wedge 30 to realize to not
While the compensation of uniform gap, can simultaneously can also with ensureing the good fit of elastic support and polylith backlash compensation part
Improve stability when mobile for the wedge 30.
Embodiment 3：
As shown in Figure 6 and Figure 7, the pin rod 10 in the present embodiment latch gear is cylinder pin rod, and backlash compensation part is frustum
60, frustum 60 has the frustum face with the cooperation of the internal face of pin-and-hole 20, thus in latch gear in the present embodiment, by cone
Table top coordinates, with the internal face of pin-and-hole 20, the compensation realizing gap, because frustum 60 is larger with the contact surface of pin-and-hole 20, so
After backlash compensation part compensates gap, for the pin rod 10 when pin-and-hole 20 is circular, in insertion pin-and-hole 20 in latch gear
It is not easy to rock, stability can be more preferably.Simultaneously as frustum 60 structure is easy to manufacture it is also possible to reduce the system of backlash compensation part
Cause this.
Specifically, the frustum 60 in the present embodiment offers guiding slide opening 61, guiding slide opening 61 inserts pin along pin rod 10
Hole 20 direction extends；Guiding slide-bar 12 is provided with pin rod 10, guiding slide-bar 12 extends simultaneously along the bearing of trend of guiding slide opening 61
Run through guiding slide opening 61, so can realize the relative movement that frustum 60 is with respect to pin rod 10, simultaneously because guiding slide-bar 12 can
To be to be integrally formed with pin rod 10, guiding slide opening 61 can be by punching on frustum 60, so can reduce manufacturing cost,
Be conducive to the promoting the use of industrially of the latch gear in the embodiment of the present invention.
Preferably, the latch gear in the embodiment of the present invention also includes supporting plate 13, the freedom of supporting plate 13 and guiding slide-bar 12
End engagement is to carry out axial limiting to frustum 60.
Preferably, guiding slide-bar 12 bottom is tapped, supporting plate 13 is correspondingly arranged on and the cooperation of guiding slide-bar 12 bottom
Screw thread, supporting plate 13 passes through the cooperating of screw thread, may be detachably retained at the bottom of guiding slide-bar 12.So just
Install in supporting plate 13, meanwhile, guide slide opening 61 in conjunction with offering on frustum 60, and guiding slide-bar 12 is provided with pin rod 10
Scheme, which is also beneficial to the installation of frustum 60.To in the installation process as the frustum 60 of backlash compensation part, first
Insert in the guiding slide-bar 12 on pin rod 10 by the guiding slide opening 61 on frustum 60, then by screwing in the bottom of frustum 60
Supporting plate 13, thus realize the restriction to frustum 60 position.
Embodiment 4：
As shown in Figure 8 and Figure 9, the pin rod 10 that includes being arranged in bar according to the latch gear of the present embodiment and being suitable to
The pin-and-hole 20 being molded on sash of pin rod 10 insertion, latch gear inserts pin-and-hole 20 by pin rod 10 and exits pin-and-hole 20 in fact
Show locking and open.
The present embodiment intermediate gap compensating part is cylindrical part, is arranged on the sash at pin-and-hole 20 place, and backlash compensation
Have at part respective pin hole 20 one on the moving direction along pin rod 10 yardstick be less than pin-and-hole 20 for pin rod 10 insertion
Breach；Bias piece is the spring being arranged between backlash compensation part and sash.Simultaneously around pin-and-hole 20 inside sash, if
A mounting box, backlash compensation part and spring is had to be arranged in described mounting box.Excessive the inserting of pin rod 10 so can be avoided
Enter in pin-and-hole 20.
In the present embodiment, backlash compensation part is achieved in that by backlash compensation part along switch bar direction positioning
And mounting box abuts realization between the side wall on the mobile route along pin rod 10.
Specifically, mounting box is the same with backlash compensation part, is cylindrical part, and corresponding breach is to have to prolong to pin-and-hole 20
The circular hole of the ring wall stretched, slidably coordinates relatively along the moving direction of pin rod 10 between backlash compensation part and mounting box.
Preferably, form an annular boss inside backlash compensation part, such that it is able to realize the axial direction of backlash compensation part
Spacing, spring is arranged between the annular boss diapire relative with mounting box and breach；The internal diameter of spring inserts more than pin rod 10
Partial external diameter, realizes locking completely such that it is able to realizing pin rod 10 and continuing into pin-and-hole 20.
In the present embodiment, wedge shape is to take shape on pin rod 10.In an embodiment (not shown), wedge shape can also be
Take shape on backlash compensation part, that is, backlash compensation part can be a sleeve similar to frustum shape.
The present invention also provides a kind of big and small door, including son fan and female fan, and for antithetical phrase fan body 90 with respect to door and window
Frame carries out the latch gear of locking, and latch gear is latch gear as above.Thus due to employing in above-described embodiment
Latch gear, thus big and small door is when carrying out locking, gap between lock pin and lockhole is being realized compensating, it is to avoid pin rod 10 with
Collide between pin-and-hole 20 generation noise while, take into account the fully-inserted pin-and-hole 20 of pin rod 10, realize the locking of big and small door.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.Right
For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or
Change.There is no need to be exhaustive to all of embodiment.And the obvious change thus extended out or
Change among still in the protection domain of the invention.
Claims (18)
1. a kind of latch gear for bar universe rod, including the pin rod (10) being arranged in bar be suitable to described pin
The pin-and-hole (20) that what bar (10) inserted be molded on sash is it is characterised in that also include：
Backlash compensation part, is arranged on described pin rod (10) and described pin-and-hole (20) any one party part, by along switch bar side
To positioning and can along described pin rod (10) insertion described pin-and-hole (20) direction move back and forth, and be subject to towards described pin rod (10) with
The biasing force of the opposing party's part of described pin-and-hole (20)；
Form on one of described backlash compensation part and described the opposing party's part at least during switch bar, along described pin
The wedge shape that the mobile route of bar (1) projects, described wedge shape have during described pin rod (10) inserts described pin-and-hole (20) by
The gradually shape of wedging.
2. latch gear according to claim 1 is it is characterised in that described biasing force is by being arranged on described backlash compensation part
Bias piece and the residing one part of setting between provides.
3. latch gear according to claim 2 is it is characterised in that described backlash compensation part is arranged on described pin rod (10)
On, described bias piece is the spring being arranged between described backlash compensation part and described pin rod (10).
4. latch gear according to claim 3 is it is characterised in that the insertion end of described pin rod (10) is along described pin rod
(10) mobile route forms mounting groove (11)；In described mounting groove (11), backlash compensation part described in tabular is installed.
5. latch gear according to claim 4 is it is characterised in that the top in described mounting groove (11) forms spring
Locating slot, described backlash compensation part forms the spring fixing groove relative with described spring locating slot, and described spring is to be embedded in
Wire spring (50) in described spring locating slot and described spring fixing groove.
6. it is characterised in that described backlash compensation part is one piece, both side edges become the latch gear according to claim 4 or 5
Type has the wedge shape of the excircle configuration of prominent described pin rod (10).
7. latch gear according to claim 6 is it is characterised in that by opening up on described backlash compensation part along described
The axially extended stopper slot of pin rod (10) (31) and be fixed on the spacer pin on described pin rod (10) through described stopper slot (31)
(40) carry out along switch bar direction positioning.
8. the latch gear according to claim 4 or 5 is it is characterised in that described backlash compensation part part is self-movement
Two pieces, the lateral border of every piece of described backlash compensation part forms the wedge shape of the excircle configuration of prominent described pin rod (10)；And every piece
Described backlash compensation part is independently spring-biased power.
9. latch gear according to claim 8 is it is characterised in that two pieces of described backlash compensation parts pass through against setting respectively
Put the limited block in the middle part of the described mounting groove (11) of described pin rod (10) to carry out along switch bar direction positioning.
10. latch gear according to claim 3 is it is characterised in that the insertion end of described pin rod (10) becomes vertically
Type has a guiding slide-bar (12), and backlash compensation part described in a circular platform type is slidably enclosed within described guiding slide-bar (12),
The free end of described guiding slide-bar (12) is provided with a supporting plate (13) engaging with described guiding slide-bar (12) free end.
11. latch gears according to claim 2 are it is characterised in that described backlash compensation part is arranged on described pin-and-hole
(20) on the sash being located, and corresponding described pin-and-hole (20) place of described backlash compensation part has one along described pin rod (10)
Moving direction on yardstick be less than described pin-and-hole (20) the breach inserting for described pin rod (10)；Described bias piece is setting
Spring between described backlash compensation part and described sash.
12. latch gears according to claim 11 it is characterised in that around described pin-and-hole (20) inside sash,
It is provided with a mounting box, described backlash compensation part and described spring are arranged in described mounting box.
13. latch gears according to claim 12 are it is characterised in that pass through described backlash compensation part and described mounting box
Abutting between the side wall on the mobile route along described pin rod (10) carries out described edge switch bar direction positioning.
14. latch gears according to claim 13 are it is characterised in that described backlash compensation part and described mounting box are
Cylindrical part, both are along the moving direction slidably cooperation installation relatively of described pin rod (10).
15. latch gears according to claim 14 are it is characterised in that described backlash compensation part and described mounting box are
Pipe, described breach is the circular hole with the ring wall extending to described pin-and-hole (20).
16. latch gears according to claim 15 are it is characterised in that form a ring inside described backlash compensation part
Shape boss, described spring is arranged between the described annular boss diapire relative with described mounting box and breach；Described spring
Internal diameter is more than the external diameter of described pin rod (10) insertion portion.
17. latch gears according to any one of claim 11 to 16 it is characterised in that described wedge shape be molded over described
On pin rod (10).
A kind of 18. big and small doors, including sub- fan and female fan, and are used for the body (90) of described sub- fan is carried out with respect to sash
The latch gear of locking is it is characterised in that described latch gear is the latch gear any one of claim 1 to 17.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610910649.6A CN106401333B (en) | 2016-10-19 | 2016-10-19 | For the latch gear and big and small door of door and window fan universe rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610910649.6A CN106401333B (en) | 2016-10-19 | 2016-10-19 | For the latch gear and big and small door of door and window fan universe rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106401333A true CN106401333A (en) | 2017-02-15 |
| CN106401333B CN106401333B (en) | 2018-06-01 |
Family
ID=58012096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610910649.6A Active CN106401333B (en) | 2016-10-19 | 2016-10-19 | For the latch gear and big and small door of door and window fan universe rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106401333B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4075742A (en) * | 1974-02-05 | 1978-02-28 | Preben Michael Remark | Engagement lock having two stages of engagement and associated method |
| JPH09317296A (en) * | 1996-05-31 | 1997-12-09 | Taisei Kogyo Kk | Door fixture |
| CN201090088Y (en) * | 2007-09-25 | 2008-07-23 | 宋岳江 | Plug pole |
| CN202831905U (en) * | 2012-07-17 | 2013-03-27 | 李良 | Anti-theft door bolt with clearance compensation function |
| CN204457185U (en) * | 2014-12-11 | 2015-07-08 | 长春猛固门业有限公司 | Labeled door and latch door bolt head |
| CN205189693U (en) * | 2015-11-06 | 2016-04-27 | 杭州汉邦建筑门窗有限公司 | Combined theft -proof door |
| CN206245929U (en) * | 2016-10-19 | 2017-06-13 | 王力安防科技股份有限公司 | For the latch gear and big and small door of bar universe rod |
-
2016
- 2016-10-19 CN CN201610910649.6A patent/CN106401333B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4075742A (en) * | 1974-02-05 | 1978-02-28 | Preben Michael Remark | Engagement lock having two stages of engagement and associated method |
| JPH09317296A (en) * | 1996-05-31 | 1997-12-09 | Taisei Kogyo Kk | Door fixture |
| CN201090088Y (en) * | 2007-09-25 | 2008-07-23 | 宋岳江 | Plug pole |
| CN202831905U (en) * | 2012-07-17 | 2013-03-27 | 李良 | Anti-theft door bolt with clearance compensation function |
| CN204457185U (en) * | 2014-12-11 | 2015-07-08 | 长春猛固门业有限公司 | Labeled door and latch door bolt head |
| CN205189693U (en) * | 2015-11-06 | 2016-04-27 | 杭州汉邦建筑门窗有限公司 | Combined theft -proof door |
| CN206245929U (en) * | 2016-10-19 | 2017-06-13 | 王力安防科技股份有限公司 | For the latch gear and big and small door of bar universe rod |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106401333B (en) | 2018-06-01 |
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Address after: 321300 Jinhua City, Yongkang Province Hardware Science and Technology Industrial Park, people park, South Road, No. 9 Applicant after: Wang Lian Polytron Technologies Inc Address before: 321300 Jinhua City, Yongkang Province Hardware Science and Technology Industrial Park, people park, South Road, No. 9 Applicant before: WANGLI SECURITY PRODUCT CO., LTD. |
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