CN113356733A - High-strength double-open type anti-theft door - Google Patents
High-strength double-open type anti-theft door Download PDFInfo
- Publication number
- CN113356733A CN113356733A CN202110741144.2A CN202110741144A CN113356733A CN 113356733 A CN113356733 A CN 113356733A CN 202110741144 A CN202110741144 A CN 202110741144A CN 113356733 A CN113356733 A CN 113356733A
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- China
- Prior art keywords
- reinforcing
- door
- fixing block
- block
- high strength
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/11—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes against burglary
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/02—Movement of the bolt by electromagnetic means; Adaptation of locks, latches, or parts thereof, for movement of the bolt by electromagnetic means
- E05B47/026—Movement of the bolt by electromagnetic means; Adaptation of locks, latches, or parts thereof, for movement of the bolt by electromagnetic means the bolt moving rectilinearly
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
- E05B63/146—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other locks with two or more bolts, each bolt itself being a tumbler
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C9/00—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
- E05C9/06—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with three or more sliding bars
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
- E06B3/36—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement with a single vertical axis of rotation at one side of the opening, or swinging through the opening
- E06B3/362—Double winged doors or windows
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention relates to the technical field of double-open type anti-theft doors, and discloses a high-strength double-open type anti-theft door, which comprises a door plate, a door frame, a reinforcing piece, a driving mechanism, a cover plate and a rotary plate, wherein the door plate is arranged in the door frame, a reinforcing groove is formed in the door plate, a first fixing block, a second fixing block and a third fixing block are arranged in the reinforcing groove, the reinforcing piece is of a U-shaped structure formed by a middle driving part and inserting parts at two ends, the reinforcing pieces are respectively arranged in the reinforcing grooves at two sides in a back-to-back manner, the reinforcing piece is inserted into the first fixing block through the inserting parts, the second fixing block and the third fixing block, the driving mechanism is respectively arranged between the reinforcing pieces in the back-to-back manner, the cover plate is embedded at the opening of the reinforcing groove, the rotary plate is positioned at; the problem of among the prior art double open type burglary-resisting door lead to the theftproof because of its protective strength is not enough, pick-proof performance is poor, and the security is not high, and then can not play fine theftproof effect is solved.
Description
Technical Field
The invention relates to the technical field of double-open type anti-theft door tools, in particular to a high-strength double-open type anti-theft door and a system.
Background
The double-door has two door faces, two sides of the double-door can be opened, and the sizes of the two sides are the same. The double-door is installed in the house with a larger door opening, so that the anti-theft double-door is generally installed in high-grade houses such as foreign houses, villas and the like, the existing anti-theft double-door is of a plurality of types, the intelligent degree is higher, and the intelligent door lock is generally installed. However, the existing anti-theft double door still has the defects in the strength aspect, the extended bolt of the double door lock is short, the anti-theft and anti-prying performance is poor, and the safety is not high.
Disclosure of Invention
The invention provides a high-strength double-open type anti-theft door, which has the advantages of safety, reliability, high strength and outstanding anti-theft effect, and solves the problems that the double-open type anti-theft door in the prior art has poor anti-theft performance, poor anti-prying performance and low safety, and further cannot play a good anti-theft role because the protection strength is not enough.
The invention provides the following technical scheme: a high-strength double-open type anti-theft door comprises a door plate, a door frame, a reinforcing piece, a driving mechanism, a cover plate and a rotary plate, wherein the number of the door plate is two, one side of the door plate is respectively connected in the door frame in a rotating fit mode, the other side of the door plate is mutually abutted, a reinforcing groove is formed in the door plate, one side of the reinforcing groove is respectively provided with a first fixed block, the number of the first fixed blocks is respectively two, the first fixed blocks are arranged close to the door frame and are transversely and symmetrically arranged relative to the door plate, the other side of the reinforcing groove is provided with a second fixed block and a third fixed block, the number of the second fixed block and the third fixed block is respectively two, the second fixed block and the third fixed block are respectively transversely and symmetrically arranged relative to the door plate, the third fixed block is positioned on the inner side of the second fixed block, and the reinforcing piece is of a U-shaped structure formed by a middle driving part and insertion parts at two ends, the number of the reinforcing pieces is four, the reinforcing pieces are arranged on two sides of the reinforcing groove in a back-to-back manner respectively, the reinforcing pieces are arranged on the outer sides of the reinforcing groove in a reinforcing manner and are inserted into the first fixing block through the inserting portions, the reinforcing pieces are inserted into the left side of the reinforcing groove through the inserting portions, the second fixing block and the right side of the reinforcing groove are arranged in the third fixing block, the number of the driving mechanisms is two, the driving mechanisms are arranged between the reinforcing pieces in a back-to-back manner respectively, the cover plate is embedded at the opening of the reinforcing groove, the rotary plate is positioned on the outer side of the cover plate and is connected with the driving mechanisms, and inserting holes are further formed in the inner side of the door frame and correspond to the inserting portions one to one.
Preferably, two sides of the reinforcing groove are respectively provided with a through hole, and the through holes correspond to the inserting parts one to one.
Preferably, the driving mechanism comprises a rotating shaft, a turbine, a worm, a rotating rod, connecting blocks, a motor, a first connecting rod and a second connecting rod, sliding grooves are formed in the reinforcing grooves, the number of the sliding grooves is two, the sliding grooves are transversely symmetrical relative to the door plate, the sliding grooves are positioned between the reinforcing parts, sliding blocks are connected in sliding fit in the sliding grooves, the connecting blocks are fixedly connected onto the sliding blocks, one ends of the first connecting rod and the second connecting rod are hinged to the connecting blocks, the other ends of the first connecting rod and the second connecting rod are hinged to the reinforcing parts respectively, fixing plates are fixedly connected in the reinforcing grooves, the rotating rod is connected with the fixing plates in a rotating fit mode, the rotating rod penetrates through the upper side and the lower side of the connecting blocks, the worm is arranged in the middle of the rotating rod, and the motor is connected to the lower end of the, the worm wheel is meshed with the worm, one end of the rotating shaft is fixedly connected with the worm wheel, and the other end of the rotating shaft penetrates through the cover plate and is fixedly connected with the rotary plate.
Preferably, the upper end and the lower end of the rotating rod are provided with threads with opposite rotating directions, and the threads are in threaded connection with the connecting block.
Preferably, the lower side of the reinforcing groove is further provided with a signal processor and a signal receiving and transmitting device, and the signal processor is wirelessly connected with the signal receiving and transmitting device.
Preferably, the signal receiving and transmitting device is connected with the motor.
Preferably, through holes are formed in the first fixing block, the second fixing block and the third fixing block.
Preferably, the motor is fixedly installed in the reinforcing groove through a clamping belt.
Preferably, a limiting block is further arranged in the reinforcing groove and abutted against the reinforcing part.
The invention has the following beneficial effects:
according to the double-door anti-theft lock, the traditional lock is replaced by the reinforcing piece, the door plate is locked by the reinforcing piece, the pressure resistance of the door plate is enhanced by the reinforcing piece, the anti-theft and anti-prying performance of the door plate is enhanced, and the double-door has the characteristic of an anti-theft door.
The invention adopts internal control, only internal personnel can control the door body from the inner side, if the internal personnel is positioned on the outer side of the door body, the door cannot be opened, meanwhile, remote control can be carried out through remote control, at the moment, the door can be opened from the outer side through the remote control, and the safety protection capability is very outstanding.
And thirdly, in the closing process of the double door, the driving mechanism drives the reinforcing part to firmly combine the door plate and the door frame, the reinforcing part is utilized to improve the strength of the combination between the door plate and the door frame, so that the strength of the whole device is improved, the anti-theft performance of the double door is improved, the double door has anti-theft and anti-prying performances, and the safety performance of the double door is improved.
Drawings
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a schematic cross-sectional partial structure view taken at A-A in FIG. 1;
FIG. 4 is a schematic view of a portion of the enlarged structure at B in FIG. 1;
fig. 5 is a schematic structural view of the reinforcing member of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1 to 5, a high-strength double-open security door includes a door panel 1, a door frame 2, a reinforcement 3, a driving mechanism 7, a cover plate 8 and a turntable 9.
Wherein, the number of the door panel 1 is two, one side of the door panel 1 is respectively connected in the door frame 2 in a rotating fit manner, the other side of the door panel 1 is mutually abutted, the door panel 1 is internally provided with a reinforcing groove 11, one side of the reinforcing groove 11 is respectively provided with a first fixing block 15, the number of the first fixing blocks 15 is respectively two, the first fixing blocks 15 are arranged close to the door frame 2, the first fixing blocks 15 are transversely and symmetrically arranged relative to the door panel 1, the other side of the reinforcing groove 11 is provided with a second fixing block 12 and a third fixing block 14, the number of the second fixing block 12 and the third fixing block 14 is respectively two, the second fixing block 12 and the third fixing block 14 are respectively transversely and symmetrically arranged relative to the door panel 1, the third fixing block 14 is positioned at the inner side of the second fixing block 12, the reinforcing member 3 is a U-shaped structure formed by a middle driving part 31 and inserting parts 32 at two ends, the number of the reinforcing members 3 is four, the reinforcing members 3 are respectively arranged in the reinforcing grooves 11 at two sides in a back-to-back manner, outside reinforcement 3 inserts in first fixed block 15 through grafting portion 31, inboard reinforcement 3 inserts in left side second fixed block 12 and right side third fixed block 14 through grafting portion 31, actuating mechanism 7's quantity is two, actuating mechanism 7 sets up respectively between two liang of reinforcement 3 that carry on the back mutually, 8 inlays of apron and establishes at the 11 openings part of reinforcement groove, carousel 9 is located the apron 8 outsides, carousel 9 is connected with actuating mechanism 7, 2 inboards of door frame still are equipped with spliced eye 21, spliced eye 21 and grafting portion 31 one-to-one.
The reinforcing groove 11 is provided with two insertion holes 13 at two sides thereof, and the insertion holes 13 correspond to the insertion parts 31 one by one.
The driving mechanism 7 comprises a rotating shaft 71, a worm wheel 72, a worm 73, rotating rods 74, connecting blocks 75, a motor 76, a first connecting rod 77 and a second connecting rod 78, sliding grooves 16 are formed in the reinforcing grooves 11, the number of the sliding grooves 16 is two, the sliding grooves 16 are transversely symmetrical relative to the door panel 1, the sliding grooves 16 are positioned between the reinforcing parts 3, sliding blocks 751 are connected in the sliding grooves 16 in a sliding fit manner, the connecting blocks 751 are fixedly connected on the sliding blocks 751, one ends of the first connecting rod 77 and the second connecting rod 78 are hinged with the connecting blocks 75, the other ends of the first connecting rod 77 and the second connecting rod 78 are respectively hinged with the reinforcing parts 3 on two sides, a fixing plate 17 is fixedly connected in the reinforcing grooves 11, the rotating rods 74 are connected with the fixing plate 17 in a rotating fit manner, the rotating rods 74 penetrate through the connecting blocks 75 on the upper side and the lower side, the worm 73 is arranged in the middle of the rotating rods 74, the motor 76 is connected at the lower ends of the rotating rods 74, and the worm wheels 72 are meshed with the worm 73, one end of the rotating shaft 71 is fixedly connected with the turbine 72, and the other end of the rotating shaft 71 penetrates through the cover plate 8 and is fixedly connected with the rotating disc 9.
The upper end and the lower end of the rotating rod 74 are provided with threads 741 with opposite rotation directions, and the threads 741 are in threaded connection with the connecting blocks 75, so that the connecting blocks 75 at the two ends of the rotating rod 74 move in opposite directions or back directions in the rotating process of the rotating rod 74, and further the two ends of the reinforcing part 3 can move in the same direction.
The lower side of the reinforcing groove 11 is also provided with a signal processor 4 and a signal receiving and transmitting device 5, and the signal processor 4 is wirelessly connected with the signal receiving and transmitting device 5.
The signal receiving and transmitting device 5 is connected with the motor 76.
The first fixing block 15, the second fixing block 12 and the third fixing block 14 are all provided with through holes 18 therein, so that the insertion parts 32 on the reinforcing member 3 can slide conveniently.
The motor 76 is fixedly installed in the reinforcing groove 11 through the clamping belt 761, so that the stability of the motor 76 is ensured, and the motor is prevented from shaking in the working process.
Still be equipped with stopper 6 in the above-mentioned reinforced groove 11, stopper 6 and 3 looks backs of reinforcement play limiting displacement to reinforcement 3, prevent that it from inconsistent and accident taking place with actuating mechanism 7.
The working principle is as follows: when the double-door anti-theft device is used, the inner-side rotating disc 9 is rotated, the rotating shaft 71 drives the worm wheel 72 to rotate, the worm 73 drives the rotating rod 74 to rotate, the connecting block 75 moves towards the middle along the sliding groove 16 through the threaded connection relation between the threads 741 arranged at the two ends of the rotating rod 74 and the connecting block 75, the reinforcing parts 3 on the two sides are enabled to slide out towards the two sides along the first fixing block 15, the second fixing block 12 and the third fixing block 14 through the first connecting rod 77 and the second connecting rod 78, the inserting part 32 is further enabled to be inserted into the inserting hole 21 arranged on the inner side of the door frame 2 or the through hole 18 arranged on the fixing block through the inserting hole 13, and the door panel 1 is further firmly locked in the door frame 2, so that the anti-theft performance of the double-door is enhanced; or send the signal through the remote controller long-range, after signal receiving emitter 5 received the signal, with signal transmission to signal processor 4 in, signal processor 4 sends executive instruction to motor 76, and motor 76 will drive dwang 74 and rotate, and then realizes through actuating mechanism 7, is connected or breaks off between door body 1 and the door frame 2, opening or closing of door promptly to realize the theftproof performance of a safe and reliable and intelligent double open type burglary-resisting door, promote its theftproof intensity.
Claims (9)
1. The utility model provides a double open burglary-resisting door of high strength which characterized in that: the door comprises door plates (1), a door frame (2), reinforcing parts (3), a driving mechanism (7), a cover plate (8) and a rotary table (9), wherein the number of the door plates (1) is two, one side of each door plate (1) is connected in the door frame (2) in a rotating fit mode, the other side of each door plate (1) is abutted against each other, a reinforcing groove (11) is formed in each door plate (1), a first fixing block (15) is arranged on one side of each reinforcing groove (11) respectively, the number of the first fixing blocks (15) is two respectively, the first fixing blocks (15) are arranged close to the door frame (2), the first fixing blocks (15) are transversely and symmetrically arranged relative to the door plates (1), a second fixing block (12) and a third fixing block (14) are arranged on the other side of each reinforcing groove (11), the number of the second fixing blocks (12) and the third fixing blocks (14) is two respectively, the second fixing block (12) and the third fixing block (14) are respectively arranged in a transverse symmetrical mode relative to the door panel (1), the third fixing block (14) is located on the inner side of the second fixing block (12), the reinforcing piece (3) is of a U-shaped structure formed by a middle driving part (31) and inserting parts (32) at two ends, the number of the reinforcing pieces (3) is four, the reinforcing pieces (3) are respectively arranged in the reinforcing grooves (11) at two sides in a back-to-back mode in pairs, the reinforcing pieces (3) at the outer side are inserted into the first fixing block (15) through the inserting parts (31), the reinforcing pieces (3) at the inner side are inserted into the second fixing block (12) at the left side and the third fixing block (14) at the right side through the inserting parts (31), the number of the driving mechanisms (7) is two, and the driving mechanisms (7) are respectively arranged between the reinforcing pieces (3) in a back-to-back mode, the cover plate (8) is embedded at the opening of the reinforcing groove (11), the rotary table (9) is located on the outer side of the cover plate (8), the rotary table (9) is connected with the driving mechanism (7), the inner side of the door frame (2) is further provided with inserting holes (21), and the inserting holes (21) correspond to the inserting parts (31) one to one.
2. A high strength double open security door according to claim 1, wherein: the reinforcing groove (11) is provided with through holes (13) on two sides respectively, and the through holes (13) correspond to the inserting parts (31) one by one.
3. A high strength double open security door according to claim 1, wherein: actuating mechanism (7) includes axis of rotation (71), turbine (72), worm (73), dwang (74), connecting block (75), motor (76), first connecting rod (77) and second connecting rod (78), sliding tray (16) have been seted up in reinforcement groove (11), the quantity of sliding tray (16) is two, sliding tray (16) about door plant (1) lateral symmetry, sliding tray (16) are located between reinforcement (3), sliding tray (16) sliding fit is connected with sliding block (751), connecting block (75) fixed connection in sliding block (751), first connecting rod (77) with second connecting rod (78) one end with connecting block (75) are articulated mutually, first connecting rod (77) with second connecting rod (78) other end respectively with both sides reinforcement (3) are articulated mutually, fixedly connected with fixed plate (17) in reinforced groove (11), dwang (74) with fixed plate (17) normal running fit connects, both sides about dwang (74) runs through connecting block (75), worm (73) set up dwang (74) middle part, motor (76) are connected dwang (74) lower extreme, turbine (72) with worm (73) meshing mutually, axis of rotation (71) one end with turbine (72) fixed connection, axis of rotation (71) other end runs through apron (8) with carousel (9) fixed connection.
4. A high strength double open security door according to claim 3, wherein: and the upper end part and the lower end part of the rotating rod (74) are provided with threads (741) with opposite rotating directions, and the threads (741) are in threaded connection with the connecting block (75).
5. A high strength double open security door according to claim 1, wherein: the lower side of the reinforcing groove (11) is also provided with a signal processor (4) and a signal receiving and transmitting device (5), and the signal processor (4) is in wireless connection with the signal receiving and transmitting device (5).
6. A high strength double open security door according to claim 3 or 5, wherein: the signal receiving and transmitting device (5) is connected with the motor (76).
7. A high strength double open security door according to claim 1, wherein: through holes (18) are formed in the first fixing block (15), the second fixing block (12) and the third fixing block (14).
8. A high strength double open security door according to claim 3, wherein: the motor (76) is fixedly arranged in the reinforcing groove (11) through a clamping belt (761).
9. A high strength double open security door according to claim 1, wherein: and a limiting block (6) is further arranged in the reinforcing groove (11), and the limiting block (6) is abutted to the reinforcing piece (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110741144.2A CN113356733A (en) | 2021-06-30 | 2021-06-30 | High-strength double-open type anti-theft door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110741144.2A CN113356733A (en) | 2021-06-30 | 2021-06-30 | High-strength double-open type anti-theft door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113356733A true CN113356733A (en) | 2021-09-07 |
Family
ID=77537682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110741144.2A Withdrawn CN113356733A (en) | 2021-06-30 | 2021-06-30 | High-strength double-open type anti-theft door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113356733A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114851393A (en) * | 2022-04-01 | 2022-08-05 | 束晓明 | Discharging door capable of automatically supplementing hydraulic oil for concrete mixing plant |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2709615Y (en) * | 2003-07-30 | 2005-07-13 | 杨峰 | Microcomputer anti-theft door system |
| CN208236253U (en) * | 2018-05-11 | 2018-12-14 | 四川泓炜特种门业有限责任公司 | A kind of Domestic antitheft door |
| CN210067873U (en) * | 2019-04-20 | 2020-02-14 | 湖州勤立防护设备有限公司 | Reinforced composite double-leaf civil air defense door |
| CN112523618A (en) * | 2020-12-03 | 2021-03-19 | 国网黑龙江省电力有限公司电力科学研究院 | Dustless cooling communication equipment accomodates cabinet and uses theftproof cabinet door |
| CN213234801U (en) * | 2020-08-02 | 2021-05-18 | 青岛乐克来新型门窗有限公司 | Passive aluminum plate entrance door |
-
2021
- 2021-06-30 CN CN202110741144.2A patent/CN113356733A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2709615Y (en) * | 2003-07-30 | 2005-07-13 | 杨峰 | Microcomputer anti-theft door system |
| CN208236253U (en) * | 2018-05-11 | 2018-12-14 | 四川泓炜特种门业有限责任公司 | A kind of Domestic antitheft door |
| CN210067873U (en) * | 2019-04-20 | 2020-02-14 | 湖州勤立防护设备有限公司 | Reinforced composite double-leaf civil air defense door |
| CN213234801U (en) * | 2020-08-02 | 2021-05-18 | 青岛乐克来新型门窗有限公司 | Passive aluminum plate entrance door |
| CN112523618A (en) * | 2020-12-03 | 2021-03-19 | 国网黑龙江省电力有限公司电力科学研究院 | Dustless cooling communication equipment accomodates cabinet and uses theftproof cabinet door |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114851393A (en) * | 2022-04-01 | 2022-08-05 | 束晓明 | Discharging door capable of automatically supplementing hydraulic oil for concrete mixing plant |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210907 |