CN112914273A - Door plant opening structure based on inside locking function - Google Patents
Door plant opening structure based on inside locking function Download PDFInfo
- Publication number
- CN112914273A CN112914273A CN201911239902.XA CN201911239902A CN112914273A CN 112914273 A CN112914273 A CN 112914273A CN 201911239902 A CN201911239902 A CN 201911239902A CN 112914273 A CN112914273 A CN 112914273A
- Authority
- CN
- China
- Prior art keywords
- door
- cabinet
- cabinet body
- cabinet door
- locking function
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B81/00—Cabinets or racks specially adapted for other particular purposes, e.g. for storing guns or skis
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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
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C19/00—Other devices specially designed for securing wings, e.g. with suction cups
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05G—SAFES OR STRONG-ROOMS FOR VALUABLES; BANK PROTECTION DEVICES; SAFETY TRANSACTION PARTITIONS
- E05G1/00—Safes or strong-rooms for valuables
- E05G1/02—Details
- E05G1/026—Closures
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05G—SAFES OR STRONG-ROOMS FOR VALUABLES; BANK PROTECTION DEVICES; SAFETY TRANSACTION PARTITIONS
- E05G1/00—Safes or strong-rooms for valuables
- E05G1/02—Details
- E05G1/04—Closure fasteners
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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
- 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
- E06B3/42—Sliding wings; Details of frames with respect to guiding
- E06B3/44—Vertically-sliding wings
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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
- 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
- E06B3/42—Sliding wings; Details of frames with respect to guiding
- E06B3/44—Vertically-sliding wings
- E06B3/443—Vertically-sliding wings specially adapted for furniture
-
- 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
- E06B5/006—Doors, windows, or like closures for special purposes; Border constructions therefor for furniture
-
- 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
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
-
- 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
- E05B2047/0014—Constructional features of actuators or power transmissions therefor
- E05B2047/0018—Details of actuator transmissions
- E05B2047/0023—Nuts or nut-like elements moving along a driven threaded axle
Abstract
The invention provides a door plate opening structure based on an internal locking function. The door plant based on inside locking function opens structure, the intelligent cabinet temperature adjusting device comprises a cabinet body, the rectangle breach has been seted up in the front of the cabinet body, cabinet door channel has been seted up at the top of the cabinet body, the top of the cabinet body alternates through cabinet door channel and is provided with and shelters from the cabinet door, the inside of the cabinet body is provided with lock door mechanism, lock door mechanism is used for driving and shelters from the cabinet door and carries out ascending reciprocating of vertical side and will shelter from the position of cabinet door along the rectangle breach and fix. The front side of the cabinet body is provided with the rectangular notch, so that articles can be stored and taken from the cabinet body through the rectangular notch, convenience is provided for a user, the shielding cabinet door can shield the rectangular notch, the interior of the cabinet body and the external environment can be blocked, the safety of the articles in the cabinet body is ensured, and meanwhile, the shielding cabinet door is opened vertically.
Description
Technical Field
The invention relates to the field of cabinets, in particular to a door plate opening structure based on an internal locking function.
Background
The cabinets have different individual requirements due to different installation environments. At present, the service environment of some cabinets is narrower, and therefore traditional single open the door and the cabinet that double door is unsuitable is used in narrow environment, thereby some cabinets begin through the top installation cabinet door at the cabinet, through the hinge rotation connection with the top of cabinet door and cabinet, thereby realized opening and closing of cabinet door, all be used for placing some more secret article through this kind of cabinet, act as simple safe deposit box role, but present this kind of cabinet still exists following not enoughly when using:
1. because the cabinet is opened from the top, the cabinet door is folded and opened upwards, and the periphery of the cabinet body is closed, articles are inconvenient to put into the cabinet body and are also inconvenient to take out from the cabinet body;
2. the locking structure of cabinet door and cabinet body exposes, consequently has and receives to destroy and causes the risk that the cabinet door was opened by force, has reduced its security.
Therefore, it is necessary to provide a door opening structure based on an internal locking function to solve the above technical problems.
Disclosure of Invention
The invention provides a door plate opening structure based on an internal locking function, which solves the problems in the background technology.
In order to solve the technical problem, the door plate opening structure based on the internal locking function comprises a cabinet body, wherein a rectangular notch is formed in the front face of the cabinet body, a cabinet door channel is formed in the top of the cabinet body, a shielding cabinet door is arranged at the top of the cabinet body in an inserting mode through the cabinet door channel, a door locking mechanism is arranged inside the cabinet body and used for driving the shielding cabinet door to vertically move along the rectangular notch in the vertical direction and fix the position of the shielding cabinet door, and an embedding block is fixedly installed at the top of the shielding cabinet door.
Preferably, the locking mechanism includes locking Assembly, locking Assembly includes lead screw and slide bar, the top and the bottom at the cabinet body are fixed through the bearing respectively at the both ends of lead screw, the top and the bottom at the cabinet body are fixed respectively at the both ends of slide bar, lead screw and slide bar symmetric distribution are in the inside of the cabinet body, threaded connection has the drive block on the lead screw, sliding connection has the slider on the slide bar, the equal fixed mounting in one side that drive block and slider are relative has connecting block, two the connecting block all with the back fixed connection who shelters from the cabinet door.
Preferably, the door locking mechanism further comprises a power assembly, the power assembly comprises a motor support plate, a fixed seat and a worm wheel, the motor support plate and the fixed seat are fixed on the same side wall of the cabinet body, a servo motor is fixedly mounted on the motor support plate, a worm is fixedly mounted on the fixed seat through a bearing, an output shaft of the servo motor is fixedly connected with one end of the worm through a coupler, the worm wheel is fixedly sleeved on the lead screw, and the worm wheel are meshed through worm threads.
Preferably, the both sides of the internal wall of cabinet are all fixed mounting have spacing draw runner, the both sides of sheltering from the cabinet door have all been seted up spacing spout, shelter from the cabinet door through two spacing spouts and two spacing draw runner sliding connection.
Preferably, the cabinet body is provided with two sealing strips on the front inner wall, and the two sealing strips are respectively positioned at the edges of two sides of the rectangular notch.
Preferably, the shielding cabinet door is internally provided with a cavity penetrating through the bottom of the shielding cabinet door.
Compared with the prior art, the door plate opening structure based on the internal locking function has the following beneficial effects:
1. according to the invention, the rectangular notch is formed in the front side of the cabinet body, so that articles can be stored and taken from the cabinet body through the rectangular notch, convenience is provided for a user, the shielding cabinet door can shield the rectangular notch, the interior of the cabinet body and the external environment can be blocked, the safety of the articles in the cabinet body is ensured, and meanwhile, the shielding cabinet door is opened vertically, so that the cabinet can be applied in a special narrow environment.
2. According to the invention, the door locking mechanism can drive the shielding cabinet door to open and close, and the door locking mechanism is mounted in the cabinet body in a hidden manner, so that the safety of the invention is improved.
3. According to the invention, the tabling block is arranged at the top of the shielding cabinet door, when the bottom of the shielding cabinet door is contacted with the bottom of the inner wall of the cabinet body, the shielding cabinet door is completely closed, and meanwhile, the tabling block can be hidden in the cabinet door channel, so that the cabinet door channel is shielded, and meanwhile, the top of the shielding cabinet door is hidden, so that the safety is further improved.
Drawings
FIG. 1 is a perspective elevation view of the present invention;
FIG. 2 is a perspective view of the internal structure of the cabinet of the present invention;
FIG. 3 is a rear view of the internal structure of the cabinet of the present invention;
FIG. 4 is a top view of the cabinet structure of the present invention;
fig. 5 is a rear view of the three-dimensional structure of the present invention.
Reference numbers in the figures: 1. a cabinet body; 2. a rectangular notch; 3. a cabinet door channel; 4. a shielding cabinet door; 5. a door locking mechanism; 51. a locking assembly; 511. a screw rod; 512. a slide bar; 513. a drive block; 514. a slider; 515. connecting blocks; 52. a power assembly; 521. a motor support plate; 522. a fixed seat; 523. a worm gear; 524. a servo motor; 525. a worm; 6. a limiting slide bar; 7. a limiting chute; 8. a fitting block; 9. a sealing strip; 10. a cavity.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 in combination, wherein fig. 1 is a front view of a three-dimensional structure according to the present invention; FIG. 2 is a perspective view of the internal structure of the cabinet of the present invention; FIG. 3 is a rear view of the internal structure of the cabinet of the present invention; FIG. 4 is a top view of the cabinet structure of the present invention; fig. 5 is a rear view of the three-dimensional structure of the present invention. The utility model provides a structure is opened to door plant based on inside locking function, the intelligent cabinet temperature adjusting device comprises a cabinet body 1, the cabinet body 1, rectangle breach 2 has been seted up in the front of the cabinet body 1, cabinet door channel 3 has been seted up at the top of the cabinet body 1, cabinet door channel 3 alternates to be provided with through cabinet door channel 3 at the top of the cabinet body 1 and shelters from cabinet door 4, the inside of the cabinet body 1 is provided with lock door mechanism 5, lock door mechanism 5 is used for driving and shelters from cabinet door 4 and carries out the ascending position that reciprocates in vertical side and will shelter from cabinet door 4 along rectangle breach 2 and.
In the embodiment, the front surface of the cabinet body 1 is provided with the rectangular notch 2, so that articles can be stored and taken from the cabinet body 1 through the rectangular notch 2, convenience is provided for a user, the shielding cabinet door 4 can shield the rectangular notch 2, the inside of the cabinet body 1 and the external environment can be blocked, the safety of the articles in the cabinet body 1 is ensured, and meanwhile, the shielding cabinet door 4 is opened vertically, so that the cabinet can be applied in a special narrow environment; the door locking mechanism 5 can drive the shielding cabinet door 4 to open and close, and the door locking mechanism 5 is mounted in the cabinet body 1 in a hidden manner, so that the safety of the invention is improved, besides the direct damage of the strength, the shielding cabinet door 4 can be driven only by the door locking mechanism 5 to realize the opening and closing functions, and the use safety of the cabinet body 1 is improved; through the top installation gomphosis piece 8 that shelters from cabinet door 4, when the bottom that shelters from cabinet door 4 and the bottom of the internal wall of cabinet 1 contacted, sheltered from cabinet door 4 and closed completely this moment, gomphosis piece 8 can hide the inside at cabinet door passageway 3 simultaneously to shelter from cabinet door passageway 3, will shelter from the top of cabinet door 4 simultaneously and hide, consequently further improvement the security.
Specifically, door locking mechanism 5 includes locking Assembly 51, locking Assembly 51 includes lead screw 511 and slide bar 512, the both ends of lead screw 511 are fixed at the top and the bottom of the cabinet body 1 through the bearing respectively, the top and the bottom at the cabinet body 1 are fixed respectively at the both ends of slide bar 512, lead screw 511 and slide bar 512 symmetric distribution are in the inside of the cabinet body 1, threaded connection has drive block 513 on the lead screw 511, sliding connection has slider 514 on the slide bar 512, equal fixed mounting in one side that drive block 513 and slider 514 are relative has connecting block 515, two connecting blocks 515 all with the back fixed connection who shelters from cabinet door 4.
In this embodiment, adopt keeping away from of lead screw structure to design locking Assembly 51, it is small and exquisite to have structural design, conveniently drive and shelter from cabinet door 4 and carry out the advantage that removes, whole locking Assembly 51 can not occupy the too many spaces of cabinet body 1 inside, can guarantee simultaneously that the realization of sheltering from cabinet door 4 can be stable under the cooperation of drive block 513 and slider 514 reciprocates, through rotating lead screw 511, the drive block 513 can carry out rectilinear movement along lead screw 511, wherein the moving direction of drive block 513 is relevant with the rotation direction of lead screw 511, when the drive block 513 removes, shelter from cabinet door 4 and can carry out the removal of equidirectional along with drive block 513, slider 514 slides on slide bar 512 simultaneously, thereby realized opening and closing operation to sheltering from cabinet door 4.
Specifically, the door locking mechanism 5 further comprises a power assembly 52, the power assembly 52 comprises a motor support plate 521, a fixed seat 522 and a worm wheel 523, the motor support plate 521 and the fixed seat 522 are both fixed on the same side wall of the cabinet body 1, a servo motor 524 is fixedly mounted on the motor support plate 521, a worm 525 is fixedly mounted on the fixed seat 522 through a bearing, an output shaft of the servo motor 524 is fixedly connected with one end of the worm 525 through a coupler, the worm wheel 523 is fixedly sleeved on the screw rod 511, and the worm 525 and the worm wheel 523 are meshed through worm threads.
In this embodiment, the servo motor 524 can be used as a driving force for rotating the lead screw 511, the servo motor 524 drives the worm 525 to rotate, the worm 525 drives the worm wheel 523 engaged with the worm to rotate, so that the lead screw 511 fixedly connected with the worm wheel 523 rotates, wherein the servo motor 524 can realize forward and reverse rotation, so that forward and reverse rotation of the lead screw 511 can be realized, that is, opening and closing of the shielding cabinet door 4 can be realized.
Specifically, the equal fixed mounting in both sides of the internal wall of cabinet 1 has spacing draw runner 6, shelters from the both sides of cabinet door 4 and has all seted up spacing spout 7, shelters from cabinet door 4 through two spacing spout 7 and two spacing draw runner 6 sliding connection.
In this embodiment, through the design of two spacing draw runner 6 and spacing spout 7, when sheltering from cabinet door 4 and carrying out the in-process that reciprocates, shelter from cabinet door 4 and can slide along two spacing draw runners 6 through two spacing spout 7, can improve and shelter from cabinet door 4 and reciprocating the stability of in-process.
Specifically, the cabinet body 1 is provided with two sealing strips 9 on the front inner wall, and the two sealing strips 9 are respectively located at the edges of the two sides of the rectangular notch 2.
In this embodiment, after sheltering from cabinet door 4 and closing completely, two sealing strips 9 can contact completely with the front of sheltering from cabinet door 4, and this is the inside of avoiding external dust to enter into the cabinet body 1 through the clearance of sheltering from between cabinet door 4 and the cabinet body 1, can keep the clean and tidy nature of the internal portion of cabinet body 1.
Specifically, the interior of the shielding cabinet door 4 is provided with a cavity 10 penetrating through the bottom thereof.
In this embodiment, set up cavity 10 through the inside that shelters from cabinet door 4, can reduce the weight that shelters from cabinet door 4, consequently conveniently drive through servo motor 524 and shelter from cabinet door 4 and remove.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (6)
1. The utility model provides a structure is opened to door plant based on inside locking function which characterized in that: including the cabinet body (1), rectangle breach (2) have been seted up in the front of the cabinet body (1), cabinet door passageway (3) have been seted up at the top of the cabinet body (1), the top of the cabinet body (1) alternates through cabinet door passageway (3) and is provided with shelters from cabinet door (4), the inside of the cabinet body (1) is provided with lock door mechanism (5), lock door mechanism (5) are used for driving and shelter from cabinet door (4) and carry out ascending reciprocating of vertical side along rectangle breach (2) and will shelter from the position of cabinet door (4) and fix, the top fixed mounting who shelters from cabinet door (4) has gomphosis piece (8).
2. The door panel opening structure based on the inner locking function according to claim 1, the door locking mechanism (5) comprises a locking assembly (51), the locking assembly (51) comprises a screw rod (511) and a sliding rod (512), two ends of the screw rod (511) are respectively fixed at the top and the bottom of the cabinet body (1) through bearings, two ends of the sliding rod (512) are respectively fixed at the top and the bottom of the cabinet body (1), the screw rod (511) and the slide rod (512) are symmetrically distributed in the cabinet body (1), the screw rod (511) is in threaded connection with a driving block (513), the sliding rod (512) is in sliding connection with a sliding block (514), the equal fixed mounting in the one side that drive block (513) and slider (514) are relative has connecting block (515), two connecting block (515) all with the back fixed connection who shelters from cabinet door (4).
3. The door panel opening structure based on the internal locking function according to claim 2, wherein the door locking mechanism (5) further comprises a power assembly (52), the power assembly (52) comprises a motor support plate (521), a fixed seat (522) and a worm wheel (523), the motor support plate (521) and the fixed seat (522) are both fixed on the same side wall of the cabinet body (1), a servo motor (524) is fixedly installed on the motor support plate (521), a worm (525) is fixedly installed on the fixed seat (522) through a bearing, an output shaft of the servo motor (524) is fixedly connected with one end of the worm (525) through a coupler, the worm wheel (523) is fixedly sleeved on the screw rod (511), and the worm (525) and the worm wheel (523) are meshed through worm threads.
4. The door panel opening structure based on the internal locking function as claimed in claim 1, wherein two sides of the inner wall of the cabinet body (1) are both fixedly provided with a limiting sliding strip (6), two sides of the shielding cabinet door (4) are both provided with a limiting sliding groove (7), and the shielding cabinet door (4) is slidably connected with the two limiting sliding strips (6) through the two limiting sliding grooves (7).
5. A door panel opening structure based on an internal locking function according to claim 4, characterized in that two sealing strips (9) are fixedly mounted on the inner wall of the front surface of the cabinet body (1), and the two sealing strips (9) are respectively located at the edges of two sides of the rectangular notch (2).
6. A door panel opening structure based on an internal locking function according to claim 4, characterized in that the shielding cabinet door (4) is provided with a cavity (10) penetrating through the bottom thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911239902.XA CN112914273A (en) | 2019-12-06 | 2019-12-06 | Door plant opening structure based on inside locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911239902.XA CN112914273A (en) | 2019-12-06 | 2019-12-06 | Door plant opening structure based on inside locking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112914273A true CN112914273A (en) | 2021-06-08 |
Family
ID=76161459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911239902.XA Pending CN112914273A (en) | 2019-12-06 | 2019-12-06 | Door plant opening structure based on inside locking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112914273A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113738227A (en) * | 2021-09-14 | 2021-12-03 | 安徽中科智链信息科技有限公司 | Full-automatic safe deposit box access system |
| CN114336355A (en) * | 2022-01-04 | 2022-04-12 | 冯剑茹 | Convenient electric power cabinet |
| CN114482775A (en) * | 2021-12-28 | 2022-05-13 | 河北帅牌金属制品有限公司 | Have national treasury door of emergent function concurrently |
-
2019
- 2019-12-06 CN CN201911239902.XA patent/CN112914273A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113738227A (en) * | 2021-09-14 | 2021-12-03 | 安徽中科智链信息科技有限公司 | Full-automatic safe deposit box access system |
| CN113738227B (en) * | 2021-09-14 | 2022-10-04 | 安徽中科智链信息科技有限公司 | Full-automatic safe deposit box access system |
| CN114482775A (en) * | 2021-12-28 | 2022-05-13 | 河北帅牌金属制品有限公司 | Have national treasury door of emergent function concurrently |
| CN114482775B (en) * | 2021-12-28 | 2023-09-29 | 河北帅牌金属制品有限公司 | National treasury door with emergency function |
| CN114336355A (en) * | 2022-01-04 | 2022-04-12 | 冯剑茹 | Convenient electric power cabinet |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210608 |
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| WD01 | Invention patent application deemed withdrawn after publication |