CN201158993Y - Safety latch structure capable of locking door board corner - Google Patents
Safety latch structure capable of locking door board corner Download PDFInfo
- Publication number
- CN201158993Y CN201158993Y CNU2008200830657U CN200820083065U CN201158993Y CN 201158993 Y CN201158993 Y CN 201158993Y CN U2008200830657 U CNU2008200830657 U CN U2008200830657U CN 200820083065 U CN200820083065 U CN 200820083065U CN 201158993 Y CN201158993 Y CN 201158993Y
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- door
- bolt
- corner
- door bolt
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- Expired - Fee Related
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Abstract
A safety door bolt structure capable of locking corners of a door panel comprises a door panel, a bolt panel capable of moving up and down to the door panel, the door bolt structure further comprises at least one corner bolt head and at least one rocking panel, wherein the corner bolt head is limited on the corner position of the back surface of the door panel and can move back and forth along the corresponding corner line, one side of the rocking panel is moveably arranged on the back surface of the door panel, one edge of the other side of the rocking panel is moveably connected with a carriage of the rear portion of the corner bolt head through a rotation shaft, the other edge of the other side of the rocking panel is provided with an elongated slot hole which can provide the moving allowance to the rocking panel, and the door bolt panel is connected with the elongated slot hole arranged on the rocking panel through a shaft. The bolt structure is provided with the corner bolt head, increases the protections to corners of the door panel, when the door panel bears heavy punch, the corners are not easy to curl and deform, and thereby the strength of the whole door bolt structure is increased.
Description
Technical field
The utility model relates to a kind of johnny bar structure, relates in particular to a kind of johnny bar structure that the door-plate corner can be locked, and this bolt structure can be widely used in all kinds of safety cabinets, strongbox or the security door.
Background technology
Conventional strongbox door-plate bolt position is generally the upper and lower, left and right four direction, perhaps certain direction in this four direction, and the upper and lower, left and right four direction is provided with the insurance intensity that bolt can effectively strengthen strongbox.
As the patent No. be the Chinese utility model patent " a kind of safe door structure " of ZL03229270.8 (notification number is CN2613570Y) disclosed a kind of on, down, a left side, right four direction is provided with the safe door structure of bolt, comprise bolt, following bolt, opposite side bolt and last, following switch block, on described, be respectively equipped with two long slot bores that are triangularly arranged mutually and the fulcrum that switch block is rotated with respect to door-plate on the following switch block, the described bolt of going up, following bolt is respectively by on described, wherein one can provide its long slot bore that moves surplus and last on the following switch block, following switch block is connected, on the described jam plate, downside is then respectively by on described, on the following switch block another can provide its long slot bore that moves surplus and last, following switch block links to each other, and described opposite side bolt links by link gear and jam plate.Therefore, rotation along with lock core, when the drive jam plate moves, switch block and link gear are moved accordingly, thereby upper and lower bolt and side door door bolt is correspondingly stretched in casing, and the door-plate four sides is incorporated on the casing securely, thereby increased the difficulty of being prized, strengthened the safety of strongbox, to satisfy the requirement of people to the strongbox safety.
All ignore the protection of four corners of opposite house body in the bolt structure of existing various safety cabinets, strongbox or security door.Because the Men Tisi angle forms for welding, after being thumped, buckling deformation seriously causes office to be lost efficacy easily.
The safety of existing johnny bar also can be done further raising in sum.
Summary of the invention
Technical problem to be solved in the utility model be provide at above-mentioned prior art present situation a kind of can be with the johnny bar structure of four corners of door-plate locking, it has reasonable in design, safe advantage.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of johnny bar structure that the door-plate corner can be locked, include door-plate, the door bolt plate that moves up and down of door-plate relatively, reach the driving mechanism that the drive bolt plate moves up and down, it is characterized in that: this bolt structure also comprises at least one corner door bolt head, at least one oscillating deck, a described corner door bolt spacing edge at the door-plate back side, and can move back and forth along the corresponding edge linea angulata, the rotatable door-plate back side that is arranged on of described oscillating deck one side, one side of oscillating deck opposite side flexibly connects by the planker of rotating shaft and corner door bolt back of head, the another side of oscillating deck opposite side has can provide its long slot bore that moves surplus, and described door bolt plate links to each other with long slot bore on the oscillating deck by axle.
For this bolt structure can be protected four corners of door-plate, above-mentioned door bolt plate includes fastens with a bolt plate and fastens plate down with a bolt or latch, and drives structure can drive the plate of fastening with a bolt simultaneously and move up and down with following door bolt plate; Described corner door bolt head and oscillating deck respectively have four, have two to go up corner door bolt head, two following corner door bolt heads, two and go up oscillating deck, and two lower swing plates respectively; On described two corner door bolt head spacing respectively the door-plate back side two on edge, the described corner door bolt head of going up can move back and forth along the corresponding corner line of going up, the rotatable both sides, top that are arranged on the door-plate back side of oscillating deck one side on described two, last oscillating deck opposite side top flexibly connects by rotating shaft and the corresponding last planker of going up corner door bolt back of head, last oscillating deck opposite side bottom has can provide its long slot bore that moves surplus, and the described plate left and right sides of fastening with a bolt links to each other with the corresponding long slot bore of going up on the oscillating deck by axle; Spacing respectively twice edges of described twice corners door bolt head at the door-plate back side, described corner down door bolt head can move back and forth along corresponding corner line down, the rotatable both sides, bottom that are arranged on the door-plate back side of described two lower swing plates, one side, lower swing plate opposite side bottom flexibly connects by the following planker of rotating shaft and corresponding corner down door bolt back of head, lower swing plate opposite side top has can provide its long slot bore that moves surplus, and the described down door bolt plate left and right sides links to each other with long slot bore on the corresponding lower swing plate by axle.Can certainly adopt two or three corner door bolt heads.
For guaranteeing locking effect, further improve safety, the above-mentioned plate middle part of fastening with a bolt is connected with the head of fastening with a bolt that can move up and down with the plate of fastening with a bolt; The middle part of fastening plate down with a bolt or latch is connected with can be with fastening the following door bolt head that plate moves up and down down with a bolt or latch.
For further improving safety, above-mentioned bolt structure also comprise spacing at the door-plate back side left side of door-plate move left and right door bolt plate and right door bolt plate relatively, described left side door bolt plate and right door bolt plate by driving fasten with a bolt plate and down the drives structure that moves up and down of door bolt plate drive; Described left side door bolt plate is connected with the left side door bolt head that can fasten the plate move left and right with a left side with a bolt or latch; Right door bolt plate is connected with the right side door bolt head that can fasten the plate move left and right with the right side with a bolt or latch.
Above-mentioned driving mechanism comprises the gear that is arranged on the door-plate back side and rotates by being located in the handle drives on the door-plate, described rear portion of fastening with a bolt plate and following door bolt plate respectively has a tooth-strip part, this two tooth-strip parts parallel interval is provided with, the rear portion of described left side door bolt plate and right door bolt plate respectively has a tooth-strip part, this two tooth-strip parts parallel interval setting also is positioned at fasten with a bolt plate and following below of fastening the tooth-strip part of plate with a bolt or latch, mesh with the tooth-strip part transmission of fastening with a bolt plate and fasten with a bolt or latch down on the plate respectively the described gear left and right sides, and mesh with left side door bolt plate and right tooth-strip part transmission of fastening with a bolt or latch on the plate respectively the both sides up and down of gear.This driving mechanism has advantage simple in structure, easy to assembly, and driving mechanism is not limited to this structure certainly, also can adopt the structure of existing various drive bolt plates or slide plate, as the shift fork structure.
The tooth-strip part of above-mentioned fasten with a bolt plate and following door bolt plate is provided with bar shape trench hole longitudinally respectively, and the tooth-strip part of described left side door bolt plate and right side door bolt plate is provided with horizontal bar shape trench hole respectively, and the door-plate back side is provided with four projections that cooperate with corresponding bar shape trench hole guiding.It does not limit to said structure certainly for conventional spacing position limiting structure of respectively fastening plate with a bolt or latch.
Be economical with materials, be convenient to manufacture, be fixed with connecting rod on the above-mentioned plate of fastening with a bolt, the two ends, the left and right sides of last connecting rod link to each other with the corresponding long slot bore of going up on the oscillating deck by axle; Be fixed with lower link on the described down door bolt plate, the two ends, the left and right sides of lower link link to each other with long slot bore on the corresponding lower swing plate by axle.Certainly connecting rod also can be made and educate door bolt plate integrative-structure.
For realizing that the above-mentioned door-plate back side is fixed with annular sidewall to the guide and limit of corner door bolt head, four edges of this annular sidewall have the pilot hole that the worker goes up a corner door bolt head and a following corner door bolt spacing guiding.Certainly also can adopt other to a corner door bolt guide frame, as directly having the guide wall of pilot hole, or guide strip is set in a door bolt both sides, corner in the edge setting, and corner door bolt head heartily guide strip muscle groove guide frame directly is set.
Compared with prior art; advantage of the present utility model is: the one or more edges of this bolt structure at the door-plate back side are provided with corner door bolt head, have strengthened the protection to angle, door-plate top, therefore after door-plate is thumped; the corner is difficult for buckling deformation, thereby strengthens the bolt structure integral intensity.
Description of drawings
Fig. 1 is the structural representation (lock-out state) of the utility model embodiment;
Fig. 2 is the structural representation (released state) of the utility model embodiment;
Fig. 3 is the structural representation (lock-out state) that the utility model embodiment cooperates with doorframe;
Fig. 4 be the utility model embodiment with doorframe between cooperate three-dimensional broken away view.
The specific embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Shown in Fig. 1～2, be a preferred embodiment of the present utility model.
A kind of can be with the johnny bar structure of four corners lockings, include spacing at door-plate 1 back side relatively door-plate move up and down fasten with a bolt plate 2 and down door bolt plate 3, spacing can relative door-plate move left and right at door-plate 1 back side left side door bolt plate 10 and right door bolt plate 11, and drive the plate 2 of fastening with a bolt, fasten plate 3 with a bolt or latch down and move up and down and drive a left side simultaneously and fasten the drives structure that plate 10, the right side are fastened plate 11 move left and right with a bolt or latch with a bolt or latch.
Driving mechanism comprises the gear 14 that is arranged on door-plate 1 back side and rotates by being located in the handle drives on the door-plate, described rear portion of fastening with a bolt plate 2 and following door bolt plate 3 respectively has a tooth- strip part 21,31, this two tooth- strip part 21,31 parallel interval settings, plate 2 is whole L-shaped so fasten with a bolt, and door bolt plate 3 integral body are the vertical bar shape down, the rear portion of described left side door bolt plate 10 and right door bolt plate 11 respectively has a tooth-strip part 101,111, this two tooth-strip part 101,111 parallel interval settings also are positioned at fasten with a bolt plate and following tooth-strip part 21 of fastening plate with a bolt or latch, 31 below, so described right door bolt plate 11 integral body are L-shaped, left side door bolt plate 10 integral body are the vertical bar shape, described gear 14 left and right sides respectively with plate and the following tooth-strip part 21 on the door bolt plate of fastening with a bolt, 31 transmissions engagement, the both sides up and down of gear 14 are fastened plate and right tooth-strip part 101 of fastening with a bolt or latch on the plate with a bolt or latch with a left side respectively, 111 transmissions engagement.
Described tooth- strip part 21,31 of fastening with a bolt plate and following door bolt plate is respectively equipped with bar shape trench hole 22,32 longitudinally, the tooth-strip part 101,111 of described left side door bolt plate and right door bolt plate is respectively equipped with horizontal bar shape trench hole 102,112, door-plate 1 back side is provided with four projection E that cooperate with corresponding bar shape trench hole guiding, the fit structure of projection and bar shape trench hole is a routine techniques, this not tired stating.
Certainly also be provided with one or more preventions on the door-plate 1 and respectively fasten the lock construction that plate moves with a bolt or latch, it is not the claimed content of the present invention, does not show on drawing.
This bolt structure comprises that also two are gone up that corner door bolt 4, two is gone up 6 and two lower swing plates 7 of oscillating deck 5, two following corner door bolts, fastened with a bolt 8, door bolt 9, left side door bolt 12, right door bolt 13 down.
On described two corner door bolt 4 spacing respectively door-plate 1 back side two on edge, the described corner door bolt 4 of going up can move back and forth along the corresponding corner line of going up, promptly go up corner door bolt 4 relatively door-plate 1 outwards be tilted to and move back and forth, oscillating deck 5 one sides are by the rotatable both sides, top that are arranged on door-plate 1 back side of axle F on described two, and at the upper end of axle F locking bar 18 axial limitings, certainly also can adopt the nut axial limiting, last oscillating deck 5 opposite side tops flexibly connect by rotating shaft A and the corresponding last planker 41 of going up door bolt 4 rear portion, corner, can adopt screw between last planker 41 and the last corner door bolt 4, certainly also can adopt welding fixing, last oscillating deck 5 opposite side bottoms have can provide its long slot bore that moves surplus 51, be fixed with connecting rod 15 on the described plate 2 of fastening with a bolt, the left and right sides of last connecting rod 15 links to each other with the corresponding long slot bore of going up on the oscillating deck 51 by axle B.
Described twice corners door bolt 6 spacing respectively twice edges at door-plate 1 back side, described down corner door bolt 6 can move back and forth along corresponding corner line down, promptly descend corner door bolt 6 relatively door-plate 1 outwards be tilted to down and move back and forth, described two lower swing plates, 7 one sides are by the rotatable both sides, bottom that are arranged on door-plate 1 back side of axle G, and at the upper end of axle G locking bar 19 axial limitings, certainly also can adopt the nut axial limiting, lower swing plate 7 opposite side bottoms flexibly connect by the following planker 61 at rotating shaft C and door bolt 6 rear portion, corresponding corner down, can adopt screw between following planker 61 and the following corner door bolt 6, certainly also can adopt welding fixing, lower swing plate 7 opposite side tops have can provide its long slot bore that moves surplus 71, be fixed with lower link 16 on the described down door bolt plate 3, the left and right sides of lower link 16 links to each other with long slot bore 71 on the corresponding lower swing plate 7 by axle D.
Described fastening with a bolt 8 is connected with the middle part of the plate 2 of fastening with a bolt and can moves up and down with the plate 2 of fastening with a bolt.Described down door bolt 9 be connected with the middle part of door bolt plate 3 down also can with under fasten plate 3 with a bolt or latch and move up and down.Described left side door bolt 12 links to each other with left side door bolt plate 10 also can fasten plate 10 move left and right with a bolt or latch with a left side.Described right door bolt 13 links to each other with right side door bolt plate 11 also and can fasten plate 11 move left and right with a bolt or latch with the right side.
Described door-plate 1 back side is fixed with annular sidewall 17, and four edges of this annular sidewall 17 have the worker and go up the pilot hole 171 that corner door bolt 4 and following corner are fastened 6 a spacing guiding with a bolt or latch.
Shown in Fig. 3,4, certainly for cooperating this bolt structure, described doorframe 20 is also done corresponding change, promptly four edges of doorframe 20 sidewalls be provided with each corner door bolt lock fit on door bolt hole 201, corner, corner door bolt hole 202 down, around doorframe 20, be provided with door bolt hole 203, a left side, right door bolt hole 204, fasten with a bolt hole 205 and door bolt hole 206 down.
The operating principle of the utility model embodiment is that process is as follows.
During locking, by handle transmitting gear 14, under the mating reaction of gear, tooth bar, the described plate 2 of fastening with a bolt moves on last connecting rod 15, the drive locking in the hole 205 of fastening with a bolt of 8 overhanging and access door frames of fastening with a bolt, simultaneously, last connecting rod 15 drives goes up oscillating deck 5 downwards around axle F deflection, and then drives that to go up corner door bolt 4 overhanging and enter the corresponding locking in the door bolt hole 201, corner of going up; In like manner, following door bolt plate 3 moves down with lower link 16, drives down door bolt 9, corner door bolt 6 overhangingly and corresponding enters down door bolt hole 206, locks in the corner door bolt hole 202 down down; In like manner, door bolt plate 10 in a left side moves to left, and it is overhanging and enter locking in the door bolt hole 203, a left side to drive left side door bolt 12; In like manner, the right plate 13 of fastening with a bolt or latch moves to right, and locking in the hole 204 is fastened on the right door bolt of drive 13 an outer right side that extend into a bolt or latch; Allow lock construction move again, realize locking each door bolt plate.
During release, the lock construction action, releasing is to the locking of each door bolt plate, then by handle backward rotation gear, in like manner fasten with a bolt on 8, two corner door bolt 4,9, twice corner door bolts of door bolt 6, left side door bolt 12, right door bolt 13 contract simultaneously down, remove with the corresponding hole 205 of fastening with a bolt, go up door bolt hole 201, corner, fasten hole 206, the locking in corner door bolt hole 202, door bolt hole 203, a left side, right door bolt hole 204 down with a bolt or latch down.
The bolt structure that this embodiment relates to can realize upper and lower, left and right and four jiaos eight to beating door bolt, door-plate be heavily hit the back since whole stressed evenly, not yielding, thus the safety that improves strongbox.
Claims (8)
1, a kind of johnny bar structure that the door-plate corner can be locked, include door-plate (1), the door bolt plate that moves up and down of door-plate relatively, reach the driving mechanism that the drive bolt plate moves up and down, it is characterized in that: this bolt structure also comprises at least one corner door bolt head, at least one oscillating deck, a described corner door bolt spacing edge at the door-plate back side, and can move back and forth along the corresponding edge linea angulata, the rotatable door-plate back side that is arranged on of described oscillating deck one side, one side of oscillating deck opposite side flexibly connects by the planker of rotating shaft and corner door bolt back of head, the another side of oscillating deck opposite side has can provide its long slot bore that moves surplus, and described door bolt plate links to each other with long slot bore on the oscillating deck by axle.
2, the according to claim 1 johnny bar structure of door-plate corner locking can being is characterized in that: described door bolt plate includes the plate of fastening with a bolt (2) and fastens plate (3) down with a bolt or latch, and drives structure can drive the plate of fastening with a bolt (2) simultaneously and fasten plate (3) down with a bolt or latch and move up and down; Described corner door bolt head and oscillating deck respectively have four, have two to go up corner door bolt head (4), two following corner door bolt heads (6), two and go up oscillating deck (5), and two lower swing plates (7) respectively;
On described two corner door bolt head (4) spacing respectively door-plate (1) back side two on edge, the described corner door bolt head (4) of going up can move back and forth along the corresponding corner line of going up, the rotatable both sides, top that are arranged on the door-plate back side of oscillating deck (5) one sides on described two, last oscillating deck (5) opposite side top flexibly connects by rotating shaft (A) and the corresponding last planker (41) of going up corner door bolt back of head, last oscillating deck (5) opposite side bottom has can provide its long slot bore that moves surplus (51), and the described plate of fastening with a bolt (2) left and right sides links to each other with the corresponding long slot bore of going up on the oscillating deck (51) by axle (B);
Described twice corners door bolt head (6) spacing respectively twice edges at door-plate (1) back side, described corner door bolt head (6) down can move back and forth along corresponding corner line down, the rotatable both sides, bottom that are arranged on the door-plate back side of described two lower swing plates (7) one sides, lower swing plate (7) opposite side bottom flexibly connects by the following planker (61) of rotating shaft (C) with the corresponding back of head of corner door bolt down, lower swing plate (7) opposite side top has can provide its long slot bore that moves surplus (71), and described down door bolt plate (3) left and right sides links to each other with long slot bore (71) on the corresponding lower swing plate by axle (D).
2, the according to claim 1 johnny bar structure of door-plate corner locking can being is characterized in that: the described plate of fastening with a bolt (2) middle part is connected with the head (8) of fastening with a bolt that can move up and down with the plate of fastening with a bolt (2); The middle part of fastening plate (3) down with a bolt or latch is connected with can be with fastening the following door bolt head (9) that plate (3) moves up and down down with a bolt or latch.
3, the johnny bar structure that the door-plate corner can be locked according to claim 1 and 2, it is characterized in that: described bolt structure also comprise spacing at door-plate (1) back side left side of door-plate move left and right door bolt plate (10) and right door bolt plate (11) relatively, described left side door bolt plate (10) and right door bolt plate (11) are by fasten with a bolt plate (2) and fasten the drives structure driving that plate (3) moves up and down with a bolt or latch down of driving; Described left side door bolt plate (10) is connected with the left side door bolt head (12) that can fasten plate (10) move left and right with a left side with a bolt or latch; Right door bolt plate (11) is connected with the right side door bolt head (13) that can fasten plate (11) move left and right with the right side with a bolt or latch.
4, the johnny bar structure that the door-plate corner can be locked according to claim 3, it is characterized in that: described driving mechanism comprises the gear (14) that is arranged on door-plate (1) back side and rotates by being located in the handle drives on the door-plate, the rear portion of described plate of fastening with a bolt (2) and following door bolt plate (3) respectively has a tooth-strip part (21,31), this two tooth-strip part (21,31) parallel interval setting, the rear portion of described left side door bolt plate (10) and right door bolt plate (11) respectively has a tooth-strip part (101,111), this two tooth-strip part (101,111) the fasten with a bolt plate and the tooth-strip part (21 of door bolt plate down of parallel interval setting and being positioned at, 31) below, described gear (14) left and right sides respectively with plate and the following tooth-strip part (21 on the door bolt plate of fastening with a bolt, 31) transmission engagement, the both sides up and down of gear (14) are fastened plate and right tooth-strip part (101 of fastening with a bolt or latch on the plate with a bolt or latch with a left side respectively, 111) transmission engagement.
5, the johnny bar structure that the door-plate corner can be locked according to claim 4, it is characterized in that: described tooth-strip part (21,31) of fastening with a bolt plate and following door bolt plate is respectively equipped with bar shape trench hole (22,32) longitudinally, the tooth-strip part (101,111) of described left side door bolt plate and right door bolt plate is respectively equipped with horizontal bar shape trench hole (102,112), and the door-plate back side is provided with four projections (E) that cooperate with corresponding bar shape trench hole guiding.
6, the johnny bar structure that the door-plate corner can be locked according to claim 1, it is characterized in that: be fixed with connecting rod (15) on the described plate of fastening with a bolt (2), the two ends, the left and right sides of last connecting rod (15) link to each other with the corresponding long slot bore of going up on the oscillating deck (51) by axle (B); Describedly down be fixed with lower link (16) on the door bolt plate (3), the two ends, the left and right sides of lower link (16) link to each other with long slot bore (71) on the corresponding lower swing plate by axle (D).
7, the johnny bar structure that the door-plate corner can be locked according to claim 1 and 2, it is characterized in that: described door-plate (1) back side is fixed with annular sidewall (17), and four edges of this annular sidewall (17) have the pilot hole (171) that the worker goes up corner door bolt head (4) and following corner door bolt head (6) spacing guiding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200830657U CN201158993Y (en) | 2008-01-29 | 2008-01-29 | Safety latch structure capable of locking door board corner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200830657U CN201158993Y (en) | 2008-01-29 | 2008-01-29 | Safety latch structure capable of locking door board corner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201158993Y true CN201158993Y (en) | 2008-12-03 |
Family
ID=40109581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200830657U Expired - Fee Related CN201158993Y (en) | 2008-01-29 | 2008-01-29 | Safety latch structure capable of locking door board corner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201158993Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102444334A (en) * | 2011-12-30 | 2012-05-09 | 郑清海 | Secure warehouse door |
| CN103118153A (en) * | 2013-02-07 | 2013-05-22 | 上海华勤通讯技术有限公司 | Mobile phone rear cover fixing device, mobile phone rear cover and mobile phone |
| CN103291121A (en) * | 2013-06-26 | 2013-09-11 | 芜湖科密电子有限公司 | Multidirectional gear rack mechanism of safety box |
| CN103291175A (en) * | 2013-06-26 | 2013-09-11 | 芜湖科密电子有限公司 | Integrated type safe case assembly |
| CN104912405A (en) * | 2015-06-09 | 2015-09-16 | 广州御银自动柜员机技术有限公司 | Door frame locking device |
| CN112282510A (en) * | 2020-10-26 | 2021-01-29 | 安徽隆宏人防工程防护设备有限公司 | People's air defense door blocking device |
| CN113250545A (en) * | 2021-05-24 | 2021-08-13 | 南京东屋电气有限公司 | Rotary trigger mechanism, handle and locking device capable of being opened internally and externally |
| US11661787B2 (en) | 2020-03-27 | 2023-05-30 | JVA Partners | Safe and lock detection system |
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2008
- 2008-01-29 CN CNU2008200830657U patent/CN201158993Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102444334A (en) * | 2011-12-30 | 2012-05-09 | 郑清海 | Secure warehouse door |
| CN103118153A (en) * | 2013-02-07 | 2013-05-22 | 上海华勤通讯技术有限公司 | Mobile phone rear cover fixing device, mobile phone rear cover and mobile phone |
| CN103118153B (en) * | 2013-02-07 | 2015-11-25 | 上海华勤通讯技术有限公司 | Cell phone rear cover fixture, cell phone rear cover and mobile phone |
| CN103291121A (en) * | 2013-06-26 | 2013-09-11 | 芜湖科密电子有限公司 | Multidirectional gear rack mechanism of safety box |
| CN103291175A (en) * | 2013-06-26 | 2013-09-11 | 芜湖科密电子有限公司 | Integrated type safe case assembly |
| CN104912405A (en) * | 2015-06-09 | 2015-09-16 | 广州御银自动柜员机技术有限公司 | Door frame locking device |
| US11661787B2 (en) | 2020-03-27 | 2023-05-30 | JVA Partners | Safe and lock detection system |
| CN112282510A (en) * | 2020-10-26 | 2021-01-29 | 安徽隆宏人防工程防护设备有限公司 | People's air defense door blocking device |
| CN112282510B (en) * | 2020-10-26 | 2021-07-27 | 安徽隆宏人防工程防护设备有限公司 | People's air defense door blocking device |
| CN113250545A (en) * | 2021-05-24 | 2021-08-13 | 南京东屋电气有限公司 | Rotary trigger mechanism, handle and locking device capable of being opened internally and externally |
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Granted publication date: 20081203 Termination date: 20140129 |