CN101487368B - Rotating latch head and latch beating mechanism with the same - Google Patents
Rotating latch head and latch beating mechanism with the same Download PDFInfo
- Publication number
- CN101487368B CN101487368B CN2009100962138A CN200910096213A CN101487368B CN 101487368 B CN101487368 B CN 101487368B CN 2009100962138 A CN2009100962138 A CN 2009100962138A CN 200910096213 A CN200910096213 A CN 200910096213A CN 101487368 B CN101487368 B CN 101487368B
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- rotating shaft
- slide plate
- door
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Abstract
The invention discloses a revolving bolt head and a bolt beat mechanism with the revolving bolt head. The invention relates to a revolving bolt head which comprises a main bolt head and is characterized by also comprising an upper bolt head, a lower bolt head and a rotary shaft; wherein, the main bolt head is internally provided with a radial hole and a axial hole; the upper bolt head and the lower bolt head are inserted in the radial hole oppositely and can slide up and down relatively to the radial hole; the rotary shaft is inserted in the radial hole and can rotate relatively to the radialhole; the inner end of the upper bolt head is provided with an upper connection hole and the inner end of the lower bolt is provided with a lower connection hole; the internal end surface of the rotary shaft is provided with two connection columns which are inserted in the upper connection hole and the lower connection hole respectively so as to allow the rotary shaft to rotate and bring the upper and the lower bolt head to slide up and down relatively to the radial hole. The rotary shaft brings the upper and the lower bolt head to slide up and down relatively to the radial hole so as to go out of or withdrawn in the main bolt head by the matching of the connection columns and the connection holes of the upper and lower bolt heads at the front end of the rotary shaft; and therefore, the upper bolt and the lower bolt head can hook the interior wall of the bolt hole respectively, thereby enhancing the pick-proof effect of the bolt head.
Description
Technical field
The present invention relates to a kind of revolving door latch and a kind of locking mechanism with this revolving door latch, this revolving door latch and this dozen of locking mechanism door bolt head can be applicable on various strongboxs, Theft-proof cabinet, hutch, file cabinet, weapon cabinet, strong-room and the home-use security door.
Background technology
Existing its structure of safe door mainly comprises doorframe, be articulated in the door body on the doorframe and be arranged on bolt structure between a body and the doorframe, general bolt structure comprises the bolt that is arranged on a jam plate at the body back side and links with jam plate, and then the respective side bolt offers the door bolt hole on doorframe.And bolt its be cylindric, the cylindrical hole that door bolt Kong Zewei and bolt match.There are some defectives in this safe door, if lawless person's sled is not lock, but the frame of forcing open the door, owing to be without any hindering structure between bolt and the door bolt hole, as long as the lawless person only need pry open a side of doorframe a little, the bolt on the door body just can be easy to deviate from the door bolt hole of doorframe, thereby opens the safe door like this, the lawless person is taken advantage of a weak point, so the safety of this safe door is not enough.
At above-mentioned present situation, the someone has invented inverted hook type johnny bar structure, and it is buckled under the state of closing the door left-hand thread by the door bolt in the door bolt head and firmly fastens the hole with a bolt or latch, plays further antitheft purpose.As an application number is a kind of door bolt mechanism that is used on the strongbox the Chinese invention patent " being used for the door bolt mechanism on the strongbox " of ZL200510060496.2 (publication number is CN1730886A) has disclosed, include the keeper frame and revolve bolt, it is characterized in that being fixed with on the described keeper frame and revolve the bolt fairlead, the described bolt that revolves inserts slidably and revolves in the bolt fairlead, and revolving bolt and fairlead can relatively rotate, and on fairlead, have " L " shape chute hole, on fairlead, be equipped with slidably drive socket, and on drive socket, have with " L " shape chute hole and become the inclined hole of a gradient, and have connector one end to insert inclined hole and pass " L " shape chute hole and revolve bolt and fix.The invention has the advantages that and to revolve bolt and common keeper is installed on the strongbox simultaneously, can stop keeper to be pushed aside, strengthened the pick-proof effect.
But also there is following defective in aforementioned safety latch:
Though 1, existing pivoting latch has the abnormity head to combine with the sleeve of casing corresponding position, form buckle, but it is to increase separately on the basis of common bolt, also need the mating reaction of " L " shape chute hole and connector, revolve bolt rotation relatively, can not form one with common bolt, cost of manufacture is bigger, and transmission is difficult for.
2, aforementioned door bolt mechanism in the course of the work, along with revolving moving of bolt, revolve the passive rotation of bolt, that is to say as long as door bolt head can normally move, just can open this safety latch, is to drive by slide plate and fasten with a bolt or latch as first, whether slide plate moves with the decision slide plate by lock construction locking, so as long as this lock construction is destroyed, safety latch just can be able to be opened, so the safety of aforementioned safety latch not enough.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of pick-proof simple and reasonable, easy to assembly to beat the door bolt header structure at above-mentioned prior art present situation, and this dozen fastened the header structure pick-proof with a bolt or latch, anti-theft effect can further improve.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of revolving door latch, include main door bolt head, it is characterized in that: this dozen door bolt header structure also comprises the head of fastening with a bolt, following door bolt head and rotating shaft, has the axial hole that the radial hole and that runs through setting runs through a main door bolt rear end face in the described main door bolt head, this axial hole communicates with radial hole, fasten with a bolt head and following door bolt head to being inserted in the described radial hole, and relatively radial hole up and down slippage and stretch out or the main door bolt of indentation in, described rotating shaft interts in axial hole and hole rotation to axial, the outer end of rotating shaft exposes outside the rear end face of main door bolt head, described inner end of fastening with a bolt head is provided with connecting hole, the inner end of following door bolt head is provided with down connecting hole, have two joint pins on the inner face of described rotating shaft, these two joint pins insert described going up in connecting hole and the following connecting hole respectively, so that the rotation of rotating shaft drives, the radial hole slippage up and down relatively of following door bolt head.
The above-mentioned head and the door bolt head is all L-shaped down of fastening with a bolt, the last elongate portion of the portion end to end of fastening with a bolt and fasten end to end the following elongate portion of portion down with a bolt or latch and plug each other in vertical hole, the described connecting hole of going up is arranged on the elongate portion, described under connecting hole be arranged on down on the elongate portion.Head and following door bolt head are all L-shaped owing to fasten with a bolt, the head dimensions of head and following door bolt head is bigger so fasten with a bolt, the head of guaranteeing to fasten with a bolt has enough intensity with following door bolt head, and go up elongate portion and fit each other with following elongate portion, head and following door bolt head are contained under the internal state of vertical hole fully fastening with a bolt, last elongate portion is resisted against down the head lower surface of door bolt head, following elongate portion is resisted against the head lower surface of the head of fastening with a bolt, guarantee to fasten with a bolt head and the stability that moves of door bolt head down, and this structure can make the head and the layout of door bolt head in main door bolt head is more reasonable down of fastening with a bolt.
Above-mentioned rotating shaft medium position place has special-shaped portion, and the outer end of rotating shaft also has a threaded joints, and described special-shaped portion and threaded joints expose outside the rear end face of main door bolt head.It is for linking to each other with the drivening piece of external world's driving rotating shaft rotation respectively that special-shaped portion is set at the middle part of rotating shaft, drivening piece is generally selected plectrum for use, the cross-sectional shape of abnormity portion can be for various polygon-shaped, and at the rotating shaft tail end threaded joints being set is in order to pass through attaching nut on the threaded joints so that drivening piece is spacing in rotating shaft.
Second technical problem to be solved by this invention provides a kind of locking mechanism with aforementioned pivoting latch header structure, include the slide plate that spacing at the door-plate back side and relatively door-plate work laterally moves back and forth, and be arranged on the door-plate and can drive the driving mechanism that slide plate is made lateral displacement, it is characterized in that: described main door bolt head is fixed on the front side wall of described slide plate, in slide plate upper surface constraint one driving lever that can laterally move with slide plate is arranged, this driving lever also relatively slide plate vertically move back and forth, described rotating shaft outer end links to each other with a plectrum that can drive rotating shaft deflection after passing the front side wall of slide plate, the plectrum other end links to each other with driving lever so that the straight skidding of driving lever drives rotating shaft with plectrum deflection, also is provided with on the described door-plate and can drives the driving mechanism that driving lever is made straight skidding.
This locking mechanism is a concrete application scheme of aforementioned revolving door latch, it drives the relative slide plate straight skidding of driving lever by driving mechanism, and the deflection of drive plectrum, and then the main relatively door bolt head of drive rotating shaft rotation, by rotating shaft front end joint pin and the upward mating reaction of connecting hole of door bolt head up and down, the rotation of rotating shaft drives fasten with a bolt head and the relative vertically hole slippage up and down of door bolt head down, and stretch out or the main door bolt head of indentation, like this, the head of fastening with a bolt can catch on the inwall in door bolt hole respectively with following door bolt head, strengthens the pick-proof effect of this dozen door bolt header structure.
The spacing structure on slide plate of above-mentioned driving lever is, on driving lever, have two guiding slotted eyes that vertically are provided with, be provided with and corresponding respectively two limited posts that match of the slotted eye that leads at the slide plate upper surface accordingly, each limited post respectively activity to pass the laggard row of each self-corresponding guiding slotted eye spacing.Advantage simple and reasonable, easy to assembly, accurate positioning that this position limiting structure has, this position limiting structure is not limited to said structure certainly, can adopt existing other limit method, can only make the slippage up and down of the relative slide plate of driving lever as long as satisfy.
The structure that above-mentioned plectrum links to each other with driving lever is, has a long slot bore on the described plectrum, and described driving lever has a connecting portion that extends and pass described slide plate downwards, and the connecting portion end face is provided with the connecting pin of an evagination, and this connecting pin activity is located in the long slot bore.This connected mode can make the deflection of the fine drive plectrum of moving up and down of driving lever, and the distance dependent that the angle of deflection and driving lever move up and down can be provided with as required, is good for 90 ° to drive plectrum deflection generally.
The structure that above-mentioned driving slide plate moves comprises that its rotation is arranged on the shift fork that key or its rotation of handle drives are also passed through in the door-plate back side, one end of this shift fork has pushing pin, correspondence has the hole that matches with pushing pin on slide plate, described pushing pin activity is located in the hole.It is the conventional design in the strongbox locking mechanism.
Have the irregularly-shaped hole that the special-shaped portion with rotating shaft middle part matches on above-mentioned plectrum one end, this irregularly-shaped hole is set in the described special-shaped portion, and is connected with a nut on the threaded joints of plectrum tail end plectrum is locked.It adopts plectrum to drive rotating shaft deflection, and this connected mode can be assembled plectrum respectively.
The drives structure that above-mentioned driving driving lever vertically moves is: comprise by latch mechanism driving the lock plectrum that rotates, one end of this lock plectrum has the promotion post of a projection, on driving lever, be provided with a horizontally set accordingly and promote the kidney slot hole that post matches, this kidney slot hole horizontally set, the activity of described promotion post is located in this kidney slot hole.Certainly also can adopt the existing structure that plate moves that drives, as adopting the drives structure of rack-and-pinion.
For increasing the theftproof performance of strongbox, above-mentioned main door bolt head has two, is arranged on the both sides of slide plate front side wall.
Compared with prior art, the invention has the advantages that: stretch under the state of fastening with a bolt or latch in the hole at main door bolt head, the rotating shaft that is horizontally installed in the main door bolt head drives the rotation of main relatively door bolt head by outside mechanism, by rotating shaft front end joint pin and the upward mating reaction of connecting hole of door bolt head up and down, the rotation of rotating shaft drives fasten with a bolt head and the relative vertically hole slippage up and down of door bolt head down, and stretches out or the main door bolt head of indentation, like this, the head of fastening with a bolt can catch on the inwall in door bolt hole respectively with following door bolt head, strengthens the pick-proof effect of this dozen door bolt header structure.Overall structure is simple, need not baroque tube-in-tube structure, also has independently drives structure drive in addition of rotating shaft, and this drives structure can be controlled by lock construction, so even the lawless person destroys the lock construction that stops main door bolt head to move, if it is not destroyed to drive the lock construction of rotating shaft rotation, can not open this dozen door bolt header structure, further strengthen the anti-theft effect of this dozen door bolt header structure.
Description of drawings
Fig. 1 is the perspective view of revolving door latch embodiment of the present invention;
Fig. 2 is the three-dimensional exploded view of revolving door latch embodiment of the present invention;
Fig. 3 is the sectional view (the overhanging state of upper and lower latch head) of revolving door latch embodiment of the present invention;
Fig. 4 is the sectional view (upper and lower latch head recessed shape attitude) of revolving door latch embodiment of the present invention;
Fig. 5 is the structural representation (state of closing the door) of locking mechanism embodiment of the present invention;
Fig. 6 is the lateral side view (state of closing the door) under the locking mechanism embodiment local state of the present invention;
Fig. 7 is the vertical view (state of closing the door) under the locking mechanism embodiment local state of the present invention;
Fig. 8 is the structural representation (door opening state) of locking mechanism embodiment of the present invention;
Fig. 9 is the lateral side view (door opening state) under the locking mechanism embodiment local state of the present invention;
Figure 10 is the vertical view (door opening state) under the locking mechanism embodiment local state of the present invention.
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Shown in Fig. 1～4, be an embodiment of revolving door latch of the present invention.
A kind of revolving door latch, include main door bolt 1, fasten with a bolt 2, door bolt 3 and rotating shaft 4 down, main door bolt 1 generally is cylindric, fasten with a bolt 2 and door bolt 3 is all L-shaped down, it is cylindric that rotating shaft 4 also roughly is, rotating shaft 4 medium position places have a special-shaped portion 42, and the cross-sectional shape of special-shaped portion 42 can be various polygon-shaped or other non-circular different forms, and the outer end of rotating shaft 4 also has a threaded joints 43.
Have the axial hole 12 that the radial hole 11 and that runs through setting runs through main door bolt 1 rear end face in the main door bolt 1, the cross section of radial hole 11 shape that is rectangle, the cross section of axial hole 12 is rounded, and axial hole 12 communicates with radial hole 11.
Fasten with a bolt 2 and down door bolt 3 pairs be inserted in the described radial hole 11, the last elongate portion 21 of 2 afterbody and the following elongate portion 31 of following door bolt 3 afterbody of promptly fastening with a bolt plugs each other in vertical hole 11, fasten with a bolt 2 with door bolt down 3 can relative radial hole about in the of 11 slippage and stretch out or the main door bolt of indentation 1 in, fasten with a bolt 2 and down door bolt 3 be contained in fully under 11 internal states of vertical hole, last elongate portion 21 is resisted against down the head lower surface of door bolt 3, following elongate portion 31 is resisted against 2 the head lower surface of fastening with a bolt, fasten with a bolt 2 on elongate portion 21 be provided with connecting hole 211, the following elongate portion 31 of following door bolt 3 is provided with down connecting hole 311, and last connecting hole 211 is a bar hole with following connecting hole 311.
Rotating shaft 4 interts in axial hole 12 and hole 12 rotations to axial, the special-shaped portion 42 of rotating shaft 4 and threaded joints 43 expose outside the rear end face of main door bolt 1, have two joint pins 41 on the inner face of rotating shaft 4, these two joint pins 41 insert described going up in connecting hole 211 and the following connecting hole 311 respectively, so that the rotation of rotating shaft 4 drives 2, the 3 relative radial hole slippages about in the of 11 of upper and lower door bolt, joint pin 41 also can have certain relative slippage in connecting hole 211,311 simultaneously.
Shown in Fig. 5～10, be one to have the locking mechanism of aforementioned pivoting latch header structure, include the slide plate 6 that spacing at door-plate 5 back sides and relatively door-plate 5 works laterally move back and forth, slide plate 6 spacing structures on door-plate 5 are conventional design, do not elaborate at this.
Also be provided with on the door-plate 5 and can drive the driving mechanism that slide plate 6 is made lateral displacement, the structure that driving slide plate 6 moves comprises that its rotation is arranged on door-plate 5 back sides and passes through the shift fork 9 that handle 15 drives its rotations, one end of this shift fork 9 has pushing pin 91, correspondence has the hole 63 that matches with pushing pin 91 on slide plate 6, pushing pin 91 activities are located in the hole 63.It also is a conventional design.
Also be provided with on the door-plate 5 and can drive the driving mechanism that driving lever 7 is made straight skidding.The drives structure that driving driving lever 7 vertically moves is: include by latch mechanism 16 and drive the lock plectrum 13 that rotates, latch mechanism 16 can also can be electronic lock for mechanical lock, one end of this lock plectrum 13 has the promotion post 14 of a projection, on driving lever 7, be provided with a horizontally set accordingly with promote the kidney slot hole 74 that post 14 matches, these kidney slot hole 74 horizontally sets, promote post 14 activities and be located in this kidney slot hole 74, and have one for promoting the breach 64 that post 14 moves in slide plate 6 corresponding positions.
The operating principle and the process of this locking mechanism are as follows:
The process of closing the door: shown in Fig. 5～7, turning handle 15, deflection by shift fork 9, pushing pin 91 on the shift fork 9 promotes slide plate 6 reaches, a main door bolt 1 and interior fasten with a bolt 2, following door bolt 3 and rotating shaft 4 are also with slide plate 6 reaches, main door bolt 1 enters in the latch hole of doorframe, simultaneously, can limit the dead bolt that moves behind the slide plate 6 stretches out, move after stoping slide plate 6, latch mechanism 16 again, and the lock plectrum 13 on the lock construction rotates, because driving lever 7 is under the effect of kidney slot hole 74 and promotion post 14, promote driving lever 7 relative slide plate 6 pan-ups, driving lever 7 drives the plectrum of fixing with rotating shaft 48 and deflects down certain angle, and rotating shaft 4 is with plectrum 8 rotations, by rotating shaft 4 front end joint pins 41 and last, following door bolt head is gone up connecting hole 211,311 mating reaction, the rotation of rotating shaft 4 drives fastens with a bolt 2 and door bolt 3 a relative vertically hole 11 slippages that make progress down, fasten with a bolt 2 and down door bolt 3 stretch out main door bolt 1 and just can fasten latch hole tightly, effectively prevent main door bolt 1 possibility of being dialled from latch hole, increase theftproof.
The process of opening the door: shown in Fig. 8～10, the reverse operating lock construction, lock plectrum 13 backward rotation on the lock construction, promoting driving lever 7 relative slide plates 6 vertically moves down, rotating shaft 4 is with plectrum 8 reverse rotations, the reverse rotation of rotating shaft 4 drives fastens with a bolt 2 and door bolt 3 relative vertically hole 11 a downward slippage down, fastens with a bolt 2 and following door bolt the with a bolt or latch in the main door bolt of 3 indentations 1, no longer fastens latch hole, then remove locking to slide plate 6, move after no longer limiting slide plate 6, last turning handle 15 moves behind the drive slide plate 6, main door bolt 1 is also with moving behind the slide plate 6, final main door bolt 1 withdraws from latch hole, unlocks, and realizes opening the door.
Claims (10)
1. revolving door latch, include main door bolt head (1), it is characterized in that: this revolving door latch also comprises the head (2) of fastening with a bolt, following door bolt head (3) and rotating shaft (4), have the radial hole (11) and that runs through setting in the described main door bolt head (1) and run through main axial hole (12) of fastening head (1) rear end face with a bolt or latch, this axial hole (12) communicates with radial hole (11), fasten with a bolt head (2) and following door bolt head (3) to being inserted in the described radial hole (11), and radial hole (11) slippage and stretching out or the main door bolt of indentation head (1) up and down relatively, described rotating shaft (4) interts in axial hole (12) and hole (12) rotation to axial, the outer end of rotating shaft (4) exposes outside the rear end face of main door bolt head (1), described inner end of fastening with a bolt head (2) is provided with connecting hole (211), the inner end of following door bolt head (3) is provided with down connecting hole (311), have two joint pins (41) on the inner face of described rotating shaft (4), these two joint pins (41) insert described going up in connecting hole (211) and the following connecting hole (311) respectively, so that the rotation of rotating shaft (4) drives, following door bolt head (2,3) radial hole (11) slippage up and down relatively.
2. revolving door latch according to claim 1, it is characterized in that: the described head (2) and down door bolt (3) is all L-shaped of fastening with a bolt, last elongate portion (21) of head (2) afterbody and the following elongate portion (31) of following door bolt head (3) afterbody of fastening with a bolt plugs each other in vertical hole (5), the described connecting hole (211) of going up is arranged on the elongate portion (21), and described connecting hole (311) down is arranged on down on the elongate portion (31).
3. revolving door latch according to claim 1, it is characterized in that: described rotating shaft (4) medium position place has special-shaped portion (42), the outer end of rotating shaft (4) also has a threaded joints (43), and described special-shaped portion (42) and threaded joints (43) expose outside the rear end face of main door bolt head (1).
4. one kind has as claim 1, the locking mechanism of 2 or 3 described revolving door latch, include the slide plate (6) that spacing at door-plate (5) back side and relatively door-plate (5) work laterally moves back and forth, and be arranged on the door-plate (5) and can drive the driving mechanism that slide plate is made lateral displacement, it is characterized in that: described main door bolt head (1) is fixed on the front side wall (61) of described slide plate (6), in slide plate (6) upper surface constraint one driving lever (7) that can laterally move with slide plate (6) is arranged, this driving lever (7) also relatively slide plate (6) vertically move back and forth, front side wall (61) back that slide plate (6) are passed in described rotating shaft (4) outer end links to each other with a plectrum (8) that can drive rotating shaft (4) deflection, plectrum (8) other end links to each other with driving lever (7) so that the straight skidding of driving lever drives rotating shaft (4) with plectrum (8) deflection, also is provided with on the described door-plate (5) and can drives the driving mechanism that driving lever (7) is made straight skidding.
5. locking mechanism according to claim 4, it is characterized in that: the spacing structure on slide plate (6) of described driving lever (7) is, on driving lever (7), have two guiding slotted eyes (71) that vertically are provided with, be provided with and corresponding respectively two limited posts (62) that match of the slotted eye that leads (71) at slide plate (6) upper surface accordingly, each limited post (62) respectively activity pass carry out behind each self-corresponding guiding slotted eye (71) spacing.
6. locking mechanism according to claim 4, it is characterized in that: described plectrum (8) with the structure that driving lever (7) links to each other is, have a long slot bore (81) on the described plectrum (8), described driving lever (7) has a connecting portion (72) that extends and pass described slide plate (6) downwards, connecting portion (72) end face is provided with the connecting pin (73) of an evagination, and this connecting pin (73) activity is located in the long slot bore (81).
7. locking mechanism according to claim 4, it is characterized in that: the drives structure of described driving slide plate (6) lateral displacement comprises that its rotation is arranged on the shift fork (9) that key or its rotation of handle drives are also passed through in door-plate (5) back side, one end of this shift fork (9) has pushing pin (91), the corresponding hole (63) that matches with pushing pin (91) that has on slide plate (6), described pushing pin (91) activity is located in the hole (63).
8. locking mechanism according to claim 4, it is characterized in that: have the irregularly-shaped hole (82) that the special-shaped portion (42) with rotating shaft middle part matches on described plectrum (8) one ends, this irregularly-shaped hole (82) is set in the described special-shaped portion (42), and is connected with a nut (10) on the threaded joints (43) of rotating shaft (4) tail end plectrum (8) is locked.
9. locking mechanism according to claim 4, it is characterized in that: the drives structure that described driving driving lever (7) vertically moves is: comprise by latch mechanism (16) driving the lock plectrum (13) that rotates, one end of this lock plectrum (13) has the promotion post (14) of a projection, on driving lever (7), be provided with a horizontally set accordingly and promote the kidney slot hole (74) that post (14) matches, this kidney slot hole (74) horizontally set, described promotion post (14) activity is located in this kidney slot hole (74).
10. locking mechanism according to claim 4 is characterized in that: described main door bolt head (1) has two, is arranged on front side wall (61) both sides of slide plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100962138A CN101487368B (en) | 2009-02-27 | 2009-02-27 | Rotating latch head and latch beating mechanism with the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100962138A CN101487368B (en) | 2009-02-27 | 2009-02-27 | Rotating latch head and latch beating mechanism with the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101487368A CN101487368A (en) | 2009-07-22 |
| CN101487368B true CN101487368B (en) | 2011-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100962138A Expired - Fee Related CN101487368B (en) | 2009-02-27 | 2009-02-27 | Rotating latch head and latch beating mechanism with the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101487368B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101691824B (en) * | 2009-09-30 | 2012-06-06 | 王勇军 | Tamper-resistant bolt structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4158337A (en) * | 1976-10-11 | 1979-06-19 | Abraham Bahry | Safe |
| CN1109134A (en) * | 1994-03-25 | 1995-09-27 | 东隆五金工业股份有限公司 | Tubular lock latch with adjustable distance |
| CN2707924Y (en) * | 2004-07-13 | 2005-07-06 | 曹君 | Safe door sheet locking mechanism |
| CN1730886A (en) * | 2005-08-26 | 2006-02-08 | 曹君 | Door bolt mechanism for strongbox |
| CN201087631Y (en) * | 2007-08-10 | 2008-07-16 | 宁波永发集团有限公司 | Rotating latch structure for safe |
| CN201416308Y (en) * | 2009-02-27 | 2010-03-03 | 宁波永发集团有限公司 | Rotating bolt head and rotating bolt releasing mechanism with rotating bolt head |
-
2009
- 2009-02-27 CN CN2009100962138A patent/CN101487368B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4158337A (en) * | 1976-10-11 | 1979-06-19 | Abraham Bahry | Safe |
| CN1109134A (en) * | 1994-03-25 | 1995-09-27 | 东隆五金工业股份有限公司 | Tubular lock latch with adjustable distance |
| CN2707924Y (en) * | 2004-07-13 | 2005-07-06 | 曹君 | Safe door sheet locking mechanism |
| CN1730886A (en) * | 2005-08-26 | 2006-02-08 | 曹君 | Door bolt mechanism for strongbox |
| CN201087631Y (en) * | 2007-08-10 | 2008-07-16 | 宁波永发集团有限公司 | Rotating latch structure for safe |
| CN201416308Y (en) * | 2009-02-27 | 2010-03-03 | 宁波永发集团有限公司 | Rotating bolt head and rotating bolt releasing mechanism with rotating bolt head |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101487368A (en) | 2009-07-22 |
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