CN219569952U - Pressure relief door for nuclear power - Google Patents
Pressure relief door for nuclear power Download PDFInfo
- Publication number
- CN219569952U CN219569952U CN202320317649.0U CN202320317649U CN219569952U CN 219569952 U CN219569952 U CN 219569952U CN 202320317649 U CN202320317649 U CN 202320317649U CN 219569952 U CN219569952 U CN 219569952U
- Authority
- CN
- China
- Prior art keywords
- door plate
- fixed box
- positioning block
- fixed
- positioning
- 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.)
- Active
Links
- 230000000694 effects Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The utility model relates to the field of pressure relief doors, in particular to a pressure relief door for nuclear power, which comprises a door frame, a left door plate, a right door plate, a fixed box, a positioning component and a moving component, wherein a mounting groove is formed in the middle of one side of the right door plate, which is close to the left door plate, the fixed box is inserted into the mounting groove, the positioning component comprises a positioning groove and a positioning block, the positioning groove is clamped with the positioning block, the moving component is used for driving the positioning block to move, and the moving component can drive the positioning block to move so that the positioning block can move into or move out of the positioning groove, so that the left door plate and the right door plate can be opened.
Description
Technical Field
The utility model relates to the field of pressure relief doors, in particular to a pressure relief door for nuclear power.
Background
In the room that nuclear power plant factory building high energy pipeline passed through, should set up the pressure release door of suitable quantity, avoid when the pipeline takes place to break, the fluid of high pressure is released, leads to factory building room internal pressure to rise sharply, leads to room and its adjacent room to produce a great pressure differential, and then causes the condition emergence that the factory building collapsed.
The Chinese patent publication No. CN214273410U discloses a special passive pressure relief door for a nuclear power plant, and the explosion relief film is arranged on a door leaf and can automatically burst when the pressure is high, namely the position of the door leaf, where the explosion relief film is arranged, can be completely unblocked, so that the pressure difference between a broken room and surrounding rooms is effectively reduced, and the pressure relief effect is achieved.
However, the passive pressure relief special door of the nuclear power plant cannot be closed after one-time pressure relief, a new pressure relief film needs to be installed, recycling cannot be achieved, great inconvenience is caused during use, and the pressure relief door for nuclear power is provided for the problem.
Disclosure of Invention
The utility model aims to provide a nuclear power pressure relief door so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the pressure relief door for nuclear power comprises a door frame, a left door plate and a right door plate hinged to the inner walls of two sides of the door frame, a fixed box, a positioning assembly and a moving assembly;
the middle part of one side of the right door plate, which is close to the left door plate, is provided with a mounting groove, the fixing box is inserted into the mounting groove, the size of the fixing box is matched with that of the mounting groove, and the fixing box is detachably connected with the right door plate through a mounting piece;
the positioning assembly comprises a positioning groove and a positioning block, the positioning groove is formed in one side, close to the fixed box, of the left door plate, the positioning block slides on one end, close to the left door plate, of the fixed box, and the positioning groove is clamped with the positioning block;
the moving assembly is used for driving the positioning block to move and comprises an automatic driving piece and a manual driving piece.
As a further scheme of the utility model: the fixed box is close to the one end of left door plant and has seted up the opening, locating piece sliding connection in open-ended inside, the inside sliding connection of fixed box has the removal frame, the one end fixed connection that the constant head tank was kept away from with the locating piece to the one end of removal frame, the one end that the locating piece was kept away from to the removal frame is fixed with the spring, the other end of spring with the inner wall fixed connection of fixed box.
As a further scheme of the utility model: the upper end and the lower end of the inner wall of the fixed box are respectively provided with a guide groove, guide strips are connected in a sliding manner in the guide grooves, and the upper end and the lower end of the movable frame are respectively fixedly connected with two groups of guide strips.
As a further scheme of the utility model: the automatic driving piece comprises an electric push rod, a push plate and a pressure sensor;
the electric putter is equipped with two sets of, two sets of electric putter all is located remove one side that the frame is close to the locating piece, electric putter's stiff end with the inner wall fixed connection of fixed box, electric putter's output all is fixed with the push pedal, pressure sensor install in one side of left door plant, pressure sensor and controller electric connection, electric putter and controller electric connection.
As a further scheme of the utility model: the manual driving piece comprises a rack, an incomplete gear, a central shaft and a handle;
the rack is fixed in the inner wall of removing the frame, the center pin is located remove the inside of frame, the both ends of center pin all pass through the bearing with fixed box and rotate to be connected, incomplete gear is fixed in the surface of center pin, just the center pin meshes with the rack mutually, the handle is equipped with two sets of, two sets of the handle is located respectively the both sides of fixed box, just the one end that the center pin is close to the handle all passes fixed box and with handle fixed connection.
As a further scheme of the utility model: the mounting piece is including being fixed in the multiunit fixed plate on fixed case surface, the fixed plate passes through bolt and right door plant fixed connection.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the pressure release door for nuclear power, the positioning component and the moving component are arranged, the moving component can be used for driving the positioning block to move, so that the positioning block can move into or out of the positioning groove, the left door plate and the right door plate can be opened conveniently according to requirements, when the left door plate and the right door plate are opened, the positions of the left door plate and the right door plate are completely unblocked, the pressure difference between a room needing pressure release and a surrounding room is effectively reduced, the pressure release effect is achieved, meanwhile, after the pressure release is finished, the left door plate and the right door plate can be closed through the positioning component, the cyclic use can be realized, and the use requirement is met.
2. According to the pressure release door for nuclear power, the automatic driving piece is arranged, when the pressure sensor detects that the indoor pressure value reaches the specified quantity, the pressure sensor sends a signal to the controller, the controller controls the electric push rod to work, so that the electric push rod can drive the push plate to move to one side close to the movable frame, the push plate can drive the movable frame to move, the movable frame can drive the positioning block to move at the moment, the positioning block can be separated from the positioning groove, and automatic opening of the left door plate and the right door plate can be achieved, and automatic pressure release is achieved.
3. According to the pressure release door for nuclear power, the manual driving piece is arranged, the handle can drive the incomplete gear to rotate through the central shaft by downwards rotating the handle, and because the incomplete gear is meshed with the rack, the incomplete gear can drive the rack to move when rotating, so that the rack can drive the movable frame to move, the movable frame can drive the positioning block to move at the moment, and the positioning block can be separated from the positioning groove, so that the left door plate and the right door plate can be manually opened, personnel can conveniently enter and exit, meanwhile, when the automatic driving piece can not drive the positioning block to move during power failure, the pressure release effect can still be realized by using the manual driving piece, and the pressure release door is flexible to use.
4. According to the pressure release door for nuclear power, the installation and the detachment of the fixed box can be realized by arranging the installation piece, so that the fixed box is convenient to maintain and use.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural diagram of a left door panel and a right door panel in the present utility model.
Fig. 3 is an enlarged schematic view of the portion a of fig. 2 according to the present utility model.
Fig. 4 is a schematic structural view of the fixing case in the present utility model.
Fig. 5 is a schematic view showing an internal structure of the stationary box according to the present utility model.
Fig. 6 is a schematic view of the structure of the rack in the present utility model.
Wherein: 11. a door frame; 12. a left door panel; 13. a right door panel; 14. a fixed box; 15. a positioning groove; 16. a positioning block; 17. an opening; 18. a moving frame; 19. a guide groove; 20. a guide bar; 21. a rack; 22. an incomplete gear; 23. a central shaft; 24. a handle; 25. a spring; 26. an electric push rod; 27. a push plate; 28. a pressure sensor; 29. and a fixing plate.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
The present utility model provides the following preferred embodiments:
1, as shown in fig. 1-6, a pressure release door for nuclear power comprises a door frame 11, a left door plate 12 and a right door plate 13 hinged on the inner walls of two sides of the door frame 11, specifically, the left door plate 12 and the right door plate 13 are hinged with the inner walls of the door frame 11 through hinges, and further comprises a fixed box 14, a positioning component and a moving component;
the middle part of one side of the right door plate 13, which is close to the left door plate 12, is provided with a mounting groove, the fixed box 14 is inserted into the mounting groove, the size of the fixed box 14 is matched with that of the mounting groove, and the fixed box 14 is detachably connected with the right door plate 13 through a mounting piece;
the positioning assembly comprises a positioning groove 15 and a positioning block 16, the positioning groove 15 is formed in one side, close to the fixed box 14, of the left door plate 12, the positioning block 16 slides to one end, close to the left door plate 12, of the fixed box 14, the positioning groove 15 is clamped with the positioning block 16, namely, when the positioning block 16 moves into the positioning groove 15, positioning between the left door plate 12 and the fixed box 14 is achieved, positioning between the left door plate 12 and the right door plate 13 is achieved, closing of the left door plate 12 and the right door plate 13 is achieved, when the positioning block 16 moves out of the positioning groove 15, positioning of the left door plate 12 is released, at the moment, the left door plate 12 and the right door plate 13 are in an opened state, when the left door plate 12 and the right door plate 13 are opened, the positions of the left door plate 12 and the right door plate 13 are completely unblocked, pressure difference between a room needing pressure relief and a peripheral room is effectively reduced, and the pressure relief effect is achieved;
the moving component is used for driving the positioning block 16 to move, and comprises an automatic driving piece and a manual driving piece, and the moving component can be used for driving the positioning block 16 to move, so that the left door plate 12 and the right door plate 13 are opened or closed;
as shown in fig. 3-5, an opening 17 is formed at one end of the fixed box 14 near the left door plate 12, the positioning block 16 is slidably connected to the inside of the opening 17, a moving frame 18 is slidably connected to the inside of the fixed box 14, one end of the moving frame 18 is fixedly connected with one end of the positioning block 16 far away from the positioning slot 15, that is, when the moving frame 18 moves, the positioning block 16 can be driven to move, a spring 25 is fixed at one end of the moving frame 18 far away from the positioning block 16, and the other end of the spring 25 is fixedly connected with the inner wall of the fixed box 14;
it should be noted that, when the spring 25 is in the initial state, the moving frame 18 is located at the rightmost side, that is, the positioning block 16 can be located inside the positioning slot 15, and the spring 25 is configured to drive the moving frame 18 to reset, so that the use is convenient.
As shown in fig. 5-6, the upper and lower ends of the inner wall of the fixed box 14 are provided with guide grooves 19, guide strips 20 are slidably connected in the guide grooves 19, the upper and lower ends of the movable frame 18 are fixedly connected with two groups of guide strips 20 respectively, the movable frame 18 can be guided when the movable frame 18 moves by using the guide grooves 19 and the guide strips 20, the stability of the movable frame 18 when moving is increased, and meanwhile, the guide grooves 19 can limit the guide strips 20, so that the moving distance of the guide strips 20 is limited, and therefore, the limit of the movable frame 18 can be realized, a certain distance exists between the movable frame 18 and the fixed box 14 when the movable frame 18 moves to the leftmost side, and an installation space is provided for the electric push rod 26 and the push plate 27, so that the push plate 27 is not contacted with the movable frame 18 when the left door plate 12 and the right door plate 13 do not need to be opened.
As shown in fig. 5-6, the automatic driving member includes an electric push rod 26, a push plate 27 and a pressure sensor 28;
the two sets of electric push rods 26 are provided, the two sets of electric push rods 26 are located on one side, close to the positioning block 16, of the movable frame 18, the fixed end of the electric push rods 26 is fixedly connected with the inner wall of the fixed box 14, the output ends of the electric push rods 26 are all fixed with push plates 27, the pressure sensors 28 are installed on one side of the left door plate 12, the pressure sensors 28 are electrically connected with a controller, the electric push rods 26 are electrically connected with the controller, specifically, the pressure sensors 28 are used for detecting indoor air pressure, the pressure sensors 28 can be atmospheric pressure sensors in the prior art, the pressure sensors 28 are in the prior art, and specific description is omitted herein;
when the pressure sensor 28 detects that the indoor pressure value reaches a specified amount, the pressure sensor 28 sends a signal to the controller, and the controller controls the electric push rod 26 to work, so that the electric push rod 26 can drive the push plate 27 to move towards one side close to the movable frame 18, the push plate 27 can push the movable frame 18 to move, the spring 25 is extruded to be in a compressed state, the movable frame 18 can drive the positioning block 16 to move at the moment, the positioning block 16 can be separated from the positioning groove 15, and automatic opening of the left door plate 12 and the right door plate 13 can be realized, and automatic pressure relief is realized;
after the pressure release is completed, the left door plate 12 and the right door plate 13 are rotated, so that the left door plate 12 and the right door plate 13 can be in a closed state, the push plate 27 is reset by controlling the electric push rod 26, the movable frame 18 can be driven to reset under the action of the spring 25, the movable frame 18 drives the positioning block 16 to reset, the positioning block 16 can be moved to the inside of the positioning groove 15 again, the left door plate 12 and the right door plate 13 are automatically closed, and the recycling is realized.
As shown in fig. 5-6, the manual drive comprises a rack 21, an incomplete gear 22, a central shaft 23, and a handle 24;
the rack 21 is fixed on the inner wall of the moving frame 18, the central shaft 23 is located inside the moving frame 18, two ends of the central shaft 23 are both rotatably connected with the fixed box 14 through bearings, the incomplete gear 22 is fixed on the surface of the central shaft 23, the central shaft 23 is meshed with the rack 21, two groups of handles 24 are arranged on the handles 24, the two groups of handles 24 are respectively located on two sides of the fixed box 14, one end, close to the handles 24, of the central shaft 23 passes through the fixed box 14 and is fixedly connected with the handles 24, and a torsion spring is sleeved on the central shaft 23, so that the central shaft 23 can be quickly reset by using the torsion spring, when the torsion spring is in an initial state, the handles 24 rotate to a horizontal state, teeth on the incomplete gear 22 do not contact with the teeth on the rack 21 at this time, namely when an automatic driving piece drives the moving frame 18 to move, the incomplete gear 22 cannot be driven by the rack 21 to rotate by the moving frame 18;
by rotating the handle 24 downwards, the handle 24 can drive the incomplete gear 22 to rotate through the central shaft 23, and because the incomplete gear 22 is meshed with the rack 21, the incomplete gear 22 can drive the rack 21 to move when rotating, so that the rack 21 can drive the movable frame 18 to move, at the moment, the movable frame 18 can drive the positioning block 16 to move, and the positioning block 16 can be separated from the positioning groove 15, thereby realizing manual opening of the left door plate 12 and the right door plate 13, and facilitating personnel to enter and exit;
similarly, when the left door plate 12 and the right door plate 13 need to be closed, the left door plate 12 and the right door plate 13 can be in a closed state by rotating the left door plate 12 and the right door plate 13, then the handle 24 is released, the central shaft 23 can be driven to reset by the torsion spring, the central shaft 23 is in an initial state when rotating, meanwhile, the movable frame 18 can be moved leftwards by the spring 25, the positioning block 16 can reenter the inside of the positioning groove 15, manual closing of the left door plate 12 and the right door plate 13 is realized, personnel can conveniently enter and exit, and meanwhile, when the power is cut off, the automatic driving piece can not drive the positioning block 16 to move, the pressure release effect can still be realized by the manual driving piece, and the use is flexible.
As shown in fig. 3-4, the mounting member includes a plurality of groups of fixing plates 29 fixed on the surface of the fixing box 14, the fixing plates 29 are fixedly connected with the right door plate 13 through bolts, and by setting the mounting member, the fixing box 14 can be mounted and dismounted, so that the fixing box 14 is convenient to maintain and use.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model, but rather to enable any modification, equivalent replacement, improvement or the like to be made within the spirit and principles of the utility model.
Claims (6)
1. The pressure relief door for nuclear power comprises a door frame (11), a left door plate (12) and a right door plate (13) hinged to the inner walls of two sides of the door frame (11), and is characterized by further comprising a fixed box (14), a positioning assembly and a moving assembly;
the middle part of one side of the right door plate (13) close to the left door plate (12) is provided with a mounting groove, the fixed box (14) is inserted into the mounting groove, the fixed box (14) is matched with the mounting groove in size, and the fixed box (14) is detachably connected with the right door plate (13) through a mounting piece;
the positioning assembly comprises a positioning groove (15) and a positioning block (16), the positioning groove (15) is formed in one side, close to the fixed box (14), of the left door plate (12), the positioning block (16) slides on one end, close to the left door plate (12), of the fixed box (14), and the positioning groove (15) is clamped with the positioning block (16);
the moving assembly is used for driving the positioning block (16) to move and comprises an automatic driving piece and a manual driving piece.
2. The pressure release door for nuclear power according to claim 1, wherein an opening (17) is formed in one end, close to the left door plate (12), of the fixed box (14), the positioning block (16) is slidably connected to the inside of the opening (17), a movable frame (18) is slidably connected to the inside of the fixed box (14), one end, away from the positioning groove (15), of the movable frame (18) is fixedly connected with one end, away from the positioning block (16), of the positioning block (16), a spring (25) is fixed to one end, away from the positioning block (16), of the movable frame (18), and the other end of the spring (25) is fixedly connected with the inner wall of the fixed box (14).
3. The pressure release door for nuclear power according to claim 2, wherein guide grooves (19) are formed in the upper end and the lower end of the inner wall of the fixed box (14), guide strips (20) are connected to the inside of the guide grooves (19) in a sliding manner, and the upper end and the lower end of the movable frame (18) are fixedly connected with the two groups of guide strips (20) respectively.
4. The nuclear power pressure relief door of claim 2 wherein said automatic drive includes an electric pushrod (26), a push plate (27) and a pressure sensor (28);
the electric push rod (26) is provided with two groups, the two groups of electric push rods (26) are located on one side, close to the positioning block (16), of the movable frame (18), the fixed end of the electric push rod (26) is fixedly connected with the inner wall of the fixed box (14), a push plate (27) is fixed at the output end of the electric push rod (26), the pressure sensor (28) is mounted on one side of the left door plate (12), the pressure sensor (28) is electrically connected with the controller, and the electric push rod (26) is electrically connected with the controller.
5. The nuclear power pressure relief door of claim 2 wherein said manual drive includes a rack (21), an incomplete gear (22), a central shaft (23) and a handle (24);
the rack (21) is fixed in the inner wall of moving frame (18), center pin (23) are located the inside of moving frame (18), the both ends of center pin (23) are all connected through the bearing rotation with fixed box (14), incomplete gear (22) are fixed in the surface of center pin (23), just center pin (23) meshes with rack (21), handle (24) are equipped with two sets of, and two sets of handle (24) are located respectively the both sides of fixed box (14), just the one end that center pin (23) is close to handle (24) all passes fixed box (14) and with handle (24) fixed connection.
6. The nuclear power pressure relief door according to claim 1, wherein the mounting member comprises a plurality of groups of fixing plates (29) fixed on the surface of the fixing box (14), and the fixing plates (29) are fixedly connected with the right door plate (13) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320317649.0U CN219569952U (en) | 2023-02-24 | 2023-02-24 | Pressure relief door for nuclear power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320317649.0U CN219569952U (en) | 2023-02-24 | 2023-02-24 | Pressure relief door for nuclear power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219569952U true CN219569952U (en) | 2023-08-22 |
Family
ID=87672939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320317649.0U Active CN219569952U (en) | 2023-02-24 | 2023-02-24 | Pressure relief door for nuclear power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219569952U (en) |
-
2023
- 2023-02-24 CN CN202320317649.0U patent/CN219569952U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219569952U (en) | Pressure relief door for nuclear power | |
| CN215299834U (en) | Low-voltage distribution cabinet with isolation protection mechanism | |
| CN220929148U (en) | Frameless toughened glass window | |
| CN220285617U (en) | Transverse electric rotating shaft shutter | |
| CN220487456U (en) | Novel flat plate type rolling shutter door | |
| CN210508895U (en) | Automatic window capable of purifying air | |
| CN220487461U (en) | Magnetic control mechanism convenient to dismouting | |
| CN220621710U (en) | Hollow glass with built-in shutter | |
| CN220645747U (en) | Vertical electric rotating shaft shutter | |
| CN220997525U (en) | VR glasses lift containing box | |
| CN220599561U (en) | Door closer with positioning effect | |
| CN220644785U (en) | Building curtain wall with sunshade function | |
| CN215565307U (en) | Intelligent automatic window that opens and shuts of sense of wind | |
| CN219639482U (en) | Electric gate | |
| CN220985189U (en) | Block terminal convenient to change part | |
| CN220017187U (en) | Security protection lighting device convenient to dismouting | |
| CN219761712U (en) | Dark voltage monitoring equipment of monitoring assembly | |
| CN219257692U (en) | Perpendicular vertical mobile type suspension structure of unmanned aerial vehicle patrols and examines | |
| CN220857327U (en) | Power distribution cabinet adaptable to narrow space | |
| CN220254887U (en) | Protective box for computer | |
| CN211928661U (en) | Thing networking security protection entrance guard's device | |
| CN220253879U (en) | Low-voltage power distribution cabinet | |
| CN217636153U (en) | Air conditioner self-adaptation host computer with protection architecture | |
| CN220522279U (en) | Locking device of protection cabin | |
| CN218017409U (en) | Double-open type numerical control machine tool isolation door |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A pressure relief valve for nuclear power Effective date of registration: 20231106 Granted publication date: 20230822 Pledgee: Bank of China Limited by Share Ltd. Taizhou branch Pledgor: TAIZHOU JINDUN SPECIAL FIRE DOOR CO.,LTD. Registration number: Y2023980063912 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |