CN111005662B - People's air defense door that can convert radiation-proof door fast into - Google Patents
People's air defense door that can convert radiation-proof door fast into Download PDFInfo
- Publication number
- CN111005662B CN111005662B CN202010016445.4A CN202010016445A CN111005662B CN 111005662 B CN111005662 B CN 111005662B CN 202010016445 A CN202010016445 A CN 202010016445A CN 111005662 B CN111005662 B CN 111005662B
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- CN
- China
- Prior art keywords
- door
- lead plate
- winch
- groove
- air defense
- 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.)
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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
- E06B5/18—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 harmful radiation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/40—Control devices
-
- 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
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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
- E06B3/46—Horizontally-sliding wings
- E06B3/4636—Horizontally-sliding wings for doors
-
- 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
- E06B3/70—Door leaves
-
- 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
-
- 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
Abstract
The invention discloses a civil air defense door capable of being quickly converted into a radiation protection door, and belongs to the technical field of civil air defense. The people's air defense door capable of being quickly converted into a radiation protection door comprises: the device comprises a frame, a sliding door, a rotating door, a winch, a movable lead plate and a rack, wherein the sliding door is arranged on a guide rail on a door frame through a roller; racks are arranged on two sides of the first lead plate moving groove, electric gears are arranged on two sides of the moving lead plate, and the moving lead plate can be controlled to move up and down on the racks through the engagement of the electric gears and the racks; the rotary door is arranged on the sliding door through a bolt and a bolt hole and can be rotatably opened or closed on the sliding door; the winding engine is arranged on the door frame and used for winding and unwinding the movable lead plate, and the movable lead plate moves downwards from the winding engine to the inside of the rotary door when the civil air defense door needs to be in a radiation-proof state; when the radiation-proof work is not needed, the movable lead plate moves upwards to the winch and is wound together by the winch.
Description
Technical Field
The invention relates to the technical field of civil air defense, in particular to a civil air defense door capable of being quickly converted into a radiation protection door.
Background
A radiation door is a door which is used for being installed at the door opening of a radiation irradiation room, and a layer of lead plate is mainly placed in the door to prevent indoor radiation from going outside to cause injury to outdoor human bodies. Such radiation protection doors incorporating a panel are generally cumbersome and require a great deal of effort to open or close. And as a general civil air defense door, the door does not need to be too heavy for labor saving and convenience when being opened and closed. Therefore, the invention provides the civil air defense door capable of being quickly converted into the radiation-proof door, the lead plate can be quickly and automatically placed in the door when the indoor radiation-proof door is used for carrying out the radiation irradiation work, and the lead plate in the door can be quickly removed to reduce the weight of the civil air defense door when the radiation-proof door is not needed, so that people can conveniently and easily open or close the civil air defense door.
Disclosure of Invention
In order to solve the above problems, it is an object of the present invention to provide a personnel air defense door that can be quickly converted into a radiation protection door.
In order to achieve the purpose, the invention adopts the following specific technical scheme:
a personal protective door that can be quickly converted into a radiation protective door comprising: the automatic lead plate feeding device comprises a frame, a sliding door, a rotating door, a winch, a movable lead plate and a rack, wherein guide rails are arranged at the upper end and the lower end of the frame, and a first lead plate moving groove is formed in the middle of the frame; the upper end and the lower end of the sliding door are also provided with rollers, and the sliding door is arranged on a guide rail on the frame through the rollers; racks are arranged on two sides of the first lead plate moving groove, electric gears are arranged on two sides of the moving lead plate, and the moving lead plate can be controlled to move up and down on the racks through the engagement of the electric gears and the racks; the rotary door is arranged on the sliding door through a bolt and a bolt hole and can be rotatably opened or closed on the sliding door; the winch is arranged on the frame and used for retracting and releasing the movable lead plate, and the movable lead plate moves downwards from the winch into the rotary door when the civil air defense door needs to be in a radiation-proof state; when the radiation-proof work is not needed, the movable lead plate moves upwards to the winch and is wound together by the winch.
Further: an electromagnetic clamping block is arranged on the right side of the sliding door; the right side of the revolving door is also provided with a clamping block hole, and the revolving door can be locked on the sliding door through an electromagnetic clamping block of the sliding door and the clamping block hole of the revolving door.
Further: a second lead plate moving groove is formed in the upper end of the sliding door; a third lead plate moving groove is also formed in the upper end of the rotating door; two sides of the second lead plate moving groove and two sides of the third lead plate moving groove are respectively provided with a rack which is used for being meshed with the electric gears on two sides of the moving lead plate. The size and the shape of the first lead plate moving groove, the second lead plate moving groove and the third lead plate moving groove are the same and are aligned on the same vertical plane.
Further: two supporting blocks are arranged on two sides of the winch respectively, a groove is formed in the inner side of each supporting block, and a rack is also arranged in each groove; and a lead plate clamping groove is formed in one side of the roller of the winch and used for clamping one side of a lead plate.
Further: and a spring is arranged between each electric gear and the movable lead plate, and the electric gears and the racks can be always kept in an engaged state in the motion process under the action of the springs.
Further: the civil air defense door capable of being rapidly converted into the radiation protection door further comprises: the first infrared detector is mounted at the rightmost end of the winch and rotates along with the rotation of the winch, and is used for detecting and judging whether the lead plate clamping groove and the groove are kept on the same vertical plane or not; the second infrared detector is arranged at the upper end of the first lead plate moving groove and used for detecting and judging whether the moving lead plate completely enters the rotary door or moves out of the rotary door. When the movable lead plate enters and exits the revolving door and the winch is in a stop state, all the racks on the two sides are respectively connected into a vertical rack.
The movable lead plate is wound on the winding machine under the condition of not using. When the electric lead plate pulling device works, the hand pulling handle is pushed to drive the sliding door to move to the rightmost side, and meanwhile, when the revolving door and the sliding door are in a closed state, the winch can be operated to loosen the moving lead plate, and meanwhile, the electric gears on the two sides of the moving lead plate start to work to drive the moving lead plate to move downwards. When the second infrared detector detects that the tail end of the movable lead plate also leaves the winch, the first infrared detector starts to work, when the first infrared detector rotates to be aligned with a check point at the lower end, the lead plate clamping groove and the groove of the winch are judged to be in an aligned state, and the winch stops rotating automatically at the moment. When need not using the radiation protection door, the electronic gear that can control this moment and remove the stereotype rotates and drives and remove stereotype rebound, when the stereotype draw-in groove of upper end entering hoist engine of removing the stereotype, the hoist engine then begins the autogiration and will remove the stereotype rolling on the cylinder of hoist engine, No. two infrared detector detection this moment begin work, when the lower extreme that detects the removal stereotype also rebound to the upper end of a stereotype removal recess, hoist engine and electronic gear then automatic stop motion, can open or close the operation of push-and-pull door and revolving door this moment.
The invention has the beneficial effects that:
1. the invention provides a civil air defense door capable of being quickly converted into a radiation-proof door, wherein a lead plate can be quickly and automatically placed in the door when the civil air defense door is used for indoor radiation irradiation, and when the radiation-proof door is not needed, the lead plate in the civil air defense door can be quickly removed to reduce the weight of the civil air defense door, so that people can conveniently and easily open or close the civil air defense door.
2. The first infrared detector can accurately ensure that the lead plate clamping groove and the groove of the winch are in an aligned state in a stop state, and preparation is conveniently made when the movable lead plate moves upwards.
3. The detection of the moving state of the lead plate by using the second infrared detector can accurately judge whether the moving lead plate completely enters the rotary door or is removed from the frame, and the detection signal is used for controlling the working states of the winch and the electromagnetic clamping block.
4. The lead plate clamping groove of the winch can accurately fix the upper end of the movable lead plate on the roller of the winch, so that the winch can conveniently recover the movable lead plate.
Drawings
Fig. 1 is a perspective view illustrating an opened state of a personnel air defense door that can be rapidly converted into a radiation protection door according to the present invention.
FIG. 2 is a schematic perspective view of a closed state of a personnel air defense door capable of being rapidly converted into a radiation protection door according to the present invention
Fig. 3 is a front view of a frame of a civil air defense door capable of being rapidly converted into a radiation protection door according to the present invention.
Fig. 4 is a schematic top view of a frame of a personnel door that can be quickly converted into a radiation protection door according to the present invention.
Fig. 5 is a schematic front view of the sliding door of the civil air defense door capable of being rapidly converted into the radiation-proof door according to the invention.
Fig. 6 is a schematic top view of the door of the present invention, which can be quickly converted into a radiation-proof door.
Fig. 7 is a perspective view of a revolving door of a personnel air defense door capable of being rapidly converted into a radiation protection door according to the present invention.
Fig. 8 is a schematic front view of a winch apparatus for a civil air defense door capable of being rapidly converted into a radiation protection door according to the present invention.
Fig. 9 is a schematic view of a movable plumbing plate of a civil air defense door that can be quickly converted into a radiation protection door according to the present invention.
Fig. 10 is a schematic view illustrating an installation structure of a movable plumbing plate and a winding machine of a personnel door that can be rapidly converted into a radiation protection door according to the present invention.
Wherein: the lead plate lifting device comprises a frame 1, a guide rail 11, a lead plate 12, a lead plate moving groove, a sliding door 2, a sliding door 21, a roller wheel 22, an electromagnetic clamping block 23, a lead plate II moving groove 23, a bolt 24, a rotary door 3, a hand pull handle 31, a clamping block hole 32, a lead plate III moving groove 33, a bolt hole 34, an infrared detector 4, an infrared detector 5, an infrared detector II 6, a winch 61, a supporting block 62, a lead plate clamping groove 63, a groove 7, a moving lead plate 71, a spring 72, an electric gear and a rack 8.
Detailed Description
Reference will now be made in further detail to the accompanying drawings.
As shown in fig. 1 to 10, the civil air defense door capable of being rapidly converted into the radiation protection door mainly comprises: the lead plate detection device comprises a frame 1, a guide rail 11, a first lead plate moving groove 12, a sliding door 2, a roller 21, an electromagnetic clamping block 22, a second lead plate moving groove 23, a bolt 24, a revolving door 3, a hand pull handle 31, a clamping block hole 32, a third lead plate moving groove 33, a bolt hole 34, a first infrared detector 4, a second infrared detector 5, a winch 6, a supporting block 61, a lead plate clamping groove 62, a groove 63, a moving lead plate 7, a spring 71, an electric gear 72 and a rack 8.
The upper end and the lower end of the frame 1 are provided with guide rails, and the middle part of the frame is provided with a first lead plate moving groove 12; the upper end and the lower end of the sliding door 2 are also provided with rollers 21, and the sliding door 2 is arranged on the guide rail 12 on the frame 1 through the rollers 21; racks 8 are arranged on two sides of the first lead plate moving groove 12, electric gears 72 are arranged on two sides of the moving lead plate 7, and the moving lead plate 7 can be controlled to move up and down on the racks 8 through the engagement of the electric gears 72 and the racks 8; the rotary door 3 is arranged on the sliding door 2 through a bolt 24 and a bolt hole 34 and can be rotatably opened or closed on the sliding door 2; the winding engine 6 is arranged on the frame 1 and used for winding and unwinding the movable lead plate 7, and when the civil air defense door needs to be in a radiation-proof state, the movable lead plate 7 moves downwards from the winding engine 6 to the inside of the revolving door 3; when the radiation protection work is not needed, the movable lead plate 7 moves upwards to the winch 6 and is wound together by the winch 6. An electromagnetic fixture block 22 is arranged on the right side of the sliding door 2; the right side of the revolving door 3 is also provided with a clamping block hole 32, and the revolving door 3 can be locked on the sliding door 2 through the electromagnetic clamping block 22 of the sliding door 2 and the clamping block hole 32 of the revolving door.
A second lead plate moving groove 23 is formed in the upper end of the sliding door 2; a third lead plate moving groove 33 is also formed in the upper end of the rotating door 3; two sides of the second lead plate moving groove 23 and the third lead plate moving groove 33 are respectively provided with a rack 8 which is used for being meshed with the electric gears 72 on two sides of the moving lead plate 7. The first and second lead plate moving grooves 12 and 23 and the third lead plate moving groove 33 are identical in size and shape and are aligned on the same vertical plane.
Two supporting blocks 61 are respectively arranged on two sides of the winch 6, a groove 63 is arranged on the inner side of each supporting block 61, and a rack is also arranged in each groove 63; and a lead plate clamping groove 62 is formed in one side of the roller of the winch 6 and used for clamping the upper end of the movable lead plate 7. A spring 71 is arranged between each electric gear 72 and the movable lead plate 7, and the electric gear 72 can be always kept in an engaged state with the rack 8 in the moving process under the action of the spring 71.
The first infrared detector 4 is installed at the rightmost end of the winch 6, rotates along with the rotation of the winch 6, and is used for detecting and judging whether the lead plate clamping groove 62 and the groove 63 are kept on the same vertical plane; the second infrared detector 5 is installed at the upper end of the first lead plate moving groove 12 and used for detecting and judging whether the moving lead plate 7 completely enters the revolving door 3 or moves out of the revolving door 3. When the movable lead plate 7 enters and exits the revolving door 3 and the winch 6 is in a stop state, all the racks 8 on the two sides are respectively connected into a vertical rack.
The mobile lead plate 7 is wound on the winding machine 6 under the condition of not using. When the electric sliding door is in a closed state, the winch 6 can be operated to loosen the movable lead plate 7, and the electric gears 72 on the two sides of the movable lead plate 7 start to work to drive the movable lead plate 7 to move downwards. At this time, when the second infrared detector 5 detects that the tail end of the movable lead plate 7 also leaves the winch 6, the first infrared detector 4 starts to work, and when the first infrared detector 4 rotates to be aligned with a check point at the lower end, the lead plate clamping groove 62 and the groove 63 of the winch 6 are judged to be in an aligned state, and at this time, the winch 6 stops rotating automatically. When need not using the radiation protection door, can control this moment and remove the electronic gear 72 rotation of stereotype 7 and drive and remove stereotype 7 rebound, when the stereotype draw-in groove 62 of the upper end entering hoist engine 6 of removal stereotype 7, hoist engine 6 then begins autogiration and will remove stereotype 7 rolling on hoist engine 6's cylinder, No. two infrared detector 5 detects this moment and begin work, when detecting that the lower extreme that removes stereotype 7 also rebound to the upper end of a stereotype removal recess 12, hoist engine 6 and electronic gear 72 then automatic stop motion, can open or close the operation of push-and-pull door 2 and revolving door 3 this moment.
The various features described in the foregoing detailed description may be combined in any suitable manner without contradiction, and various suitable combinations will not be further described in order to avoid unnecessary repetition. The same should be considered as the disclosure of the present invention as long as it does not depart from the gist of the present invention.
Claims (7)
1. A personal protective door that can be quickly converted into a radiation protective door comprising: the automatic lead plate feeding device comprises a frame, a sliding door, a rotating door, a winch, a movable lead plate and a rack, and is characterized in that guide rails are arranged at the upper end and the lower end of the frame, and a first lead plate moving groove is formed in the middle of the frame; the upper end and the lower end of the sliding door are also provided with rollers, and the sliding door is arranged on a guide rail on the frame through the rollers; racks are arranged on two sides of the first lead plate moving groove, electric gears are arranged on two sides of the moving lead plate, and the moving lead plate can be controlled to move up and down on the racks through the engagement of the electric gears and the racks; the rotary door is arranged on the sliding door through a bolt and a bolt hole and can be rotatably opened or closed on the sliding door; the winch is arranged on the frame and used for retracting and releasing the movable lead plate, and the movable lead plate moves downwards from the winch into the rotary door when the civil air defense door needs to be in a radiation-proof state; when the radiation-proof work is not needed, the movable lead plate moves upwards to the winch and is wound together by the winch.
2. The civil air defense door capable of being rapidly converted into the radiation prevention door as claimed in claim 1, wherein the right side of the sliding door is provided with an electromagnetic clamping block; the right side of the revolving door is also provided with a clamping block hole, and the revolving door can be locked on the sliding door through an electromagnetic clamping block of the sliding door and the clamping block hole of the revolving door.
3. The civil air defense door capable of being rapidly converted into the radiation prevention door as claimed in claim 1, wherein the upper end of the sliding door is provided with a second lead plate moving groove; a third lead plate moving groove is also formed in the upper end of the rotating door; two sides of the second lead plate moving groove and two sides of the third lead plate moving groove are respectively provided with a rack which is used for being meshed with the electric gears on two sides of the moving lead plate.
4. The personnel door of claim 3 wherein the first and second lead plate movement grooves and the third lead plate movement groove are the same size and shape and are aligned in the same vertical plane.
5. The civil air defense door capable of being rapidly converted into the radiation protection door as claimed in claim 1, wherein the winding machine is provided with a support block at both sides thereof, each support block is provided with a groove at an inner side thereof, and the groove is also provided with a rack; and a lead plate clamping groove is formed in one side of the roller of the winch and used for clamping the upper end of the movable lead plate.
6. The civil air defense door capable of being rapidly converted into the radiation prevention door as claimed in claim 1, wherein a spring is arranged between each electric gear and the movable lead plate, and the electric gear can be always kept in the meshed state with the rack during the movement under the action of the spring.
7. The personal protective door capable of being quickly converted into a radiation protective door according to claim 1, further comprising: the first infrared detector is mounted at the rightmost end of the winch and rotates along with the rotation of the winch, and is used for detecting and judging whether the lead plate clamping groove and the groove are kept on the same vertical plane or not; the second infrared detector is arranged at the upper end of the first lead plate moving groove and used for detecting and judging whether the moving lead plate completely enters the rotary door or moves out of the rotary door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010016445.4A CN111005662B (en) | 2020-01-08 | 2020-01-08 | People's air defense door that can convert radiation-proof door fast into |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010016445.4A CN111005662B (en) | 2020-01-08 | 2020-01-08 | People's air defense door that can convert radiation-proof door fast into |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111005662A CN111005662A (en) | 2020-04-14 |
| CN111005662B true CN111005662B (en) | 2021-06-18 |
Family
ID=70120684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010016445.4A Active CN111005662B (en) | 2020-01-08 | 2020-01-08 | People's air defense door that can convert radiation-proof door fast into |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111005662B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3930973B2 (en) * | 1998-07-13 | 2007-06-13 | 株式会社大林組 | Electromagnetic shield roll screen |
| US8209866B2 (en) * | 2006-02-21 | 2012-07-03 | Polymer-Wood Technologies, Inc. | Method for producing fire rated door by inserting intumescent material in a perimeter channel of a first and second door panel |
| CN106032741A (en) * | 2015-03-17 | 2016-10-19 | 江苏省金鑫安防设备有限公司 | Steel medical door with radiation protection sound insulation function |
| CN206205729U (en) * | 2016-10-18 | 2017-05-31 | 江苏言鼎环境科技有限公司 | A kind of lead protection door of replaceable stereotype |
| CN206785246U (en) * | 2017-05-26 | 2017-12-22 | 中国辐射防护研究院 | A kind of radioprotector of multilayer proofing |
| CN207701023U (en) * | 2018-01-04 | 2018-08-07 | 深圳市第二人民医院 | A kind of radioactive protection door system |
| CN209384993U (en) * | 2018-11-07 | 2019-09-13 | 福州敏鸿建筑装饰工程有限公司 | A kind of protective door of ease of assembly disassembly stereotype |
-
2020
- 2020-01-08 CN CN202010016445.4A patent/CN111005662B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3930973B2 (en) * | 1998-07-13 | 2007-06-13 | 株式会社大林組 | Electromagnetic shield roll screen |
| US8209866B2 (en) * | 2006-02-21 | 2012-07-03 | Polymer-Wood Technologies, Inc. | Method for producing fire rated door by inserting intumescent material in a perimeter channel of a first and second door panel |
| CN106032741A (en) * | 2015-03-17 | 2016-10-19 | 江苏省金鑫安防设备有限公司 | Steel medical door with radiation protection sound insulation function |
| CN206205729U (en) * | 2016-10-18 | 2017-05-31 | 江苏言鼎环境科技有限公司 | A kind of lead protection door of replaceable stereotype |
| CN206785246U (en) * | 2017-05-26 | 2017-12-22 | 中国辐射防护研究院 | A kind of radioprotector of multilayer proofing |
| CN207701023U (en) * | 2018-01-04 | 2018-08-07 | 深圳市第二人民医院 | A kind of radioactive protection door system |
| CN209384993U (en) * | 2018-11-07 | 2019-09-13 | 福州敏鸿建筑装饰工程有限公司 | A kind of protective door of ease of assembly disassembly stereotype |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111005662A (en) | 2020-04-14 |
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