CN113123707A - Spring plate type explosion-proof wave valve for protection engineering ventilation opening - Google Patents
Spring plate type explosion-proof wave valve for protection engineering ventilation opening Download PDFInfo
- Publication number
- CN113123707A CN113123707A CN202110622622.8A CN202110622622A CN113123707A CN 113123707 A CN113123707 A CN 113123707A CN 202110622622 A CN202110622622 A CN 202110622622A CN 113123707 A CN113123707 A CN 113123707A
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- Prior art keywords
- spring plate
- front panel
- spring
- plate type
- ventilation
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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
- E06B5/12—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 air pressure, explosion, or gas
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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
- E06B3/36—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
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/02—Special arrangements or measures in connection with doors or windows for providing ventilation, e.g. through double windows; Arrangement of ventilation roses
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a spring plate type explosion-proof wave valve for protecting an engineering ventilation opening, which comprises a door body, a door frame, a hinge and a lock, wherein the door body is connected with the door frame through the hinge and is locked through the lock; the door body comprises a door leaf base, a front panel and a spring plate, the front panel is arranged on the front side of the door leaf base, first ventilation holes are formed in the front panel at intervals, and the spring plate is arranged on the front panel at intervals and covers the front side of a corresponding position of each ventilation hole. The invention is provided with the spring plate as the elastic closing structure for bearing the shock wave pressure, generates large-displacement elastic deformation under the action of the shock wave overpressure to close the valve, has the advantages of rapid deformation action, small deformation resistance and high wave absorption efficiency, can effectively reduce the impact on the door leaf base, and realizes safe and reliable protection function.
Description
Technical Field
The invention relates to the technical field of protection engineering, in particular to a spring plate type explosion-proof wave valve for a vent of protection engineering.
Background
The vent of the protection project is necessary infrastructure for guaranteeing normal working environment inside the project, the protection project needs to be continuously ventilated through the vent and the outside of the project in the using process, and in order to prevent explosion shock waves from entering the inside of the project through the vent, an explosion wave-proof valve must be arranged at the vent to guarantee the safety of personnel and equipment. The vent hole of the explosion wave-proof valve is in an open state when in normal time, which can ensure the ventilation of engineering and outside, and only when the explosion shock wave acts, the movable part of the valve is closed rapidly to seal the vent hole of the valve, block the channel of the shock wave propagating to the interior of the engineering, and realize the purpose of reducing the shock wave. When the shock wave disappears, the movable part returns to the initial position under the action of the reset force, so that automatic reset is realized, and normal ventilation can be continued. The protection function of the explosion wave proof valve not only ensures normal ventilation of the ventilation opening at ordinary times, but also can prevent explosion shock waves from entering the interior of the engineering from the ventilation opening.
The existing common explosion-proof valves are generally provided with the following parts, the rubber tube type valve has high wave-absorbing efficiency, but low resistance and short service life of a rubber tube; the rubber tube type valve is a channel for blocking shock waves from propagating to the inner side of the valve by the deformation of the moving part, the outer end of the rubber tube is closed, the periphery of the rubber tube is provided with vent holes, and the rubber tube deforms under the action of overpressure of the shock waves to close the vent holes and block the shock waves from propagating to the inner side of the valve; the inner end of the rubber pipe is opened and is fixed on a rubber pipe seat on the outer panel of the base, but the rubber pipe type valve can not be used at a smoke outlet of a power station because the rubber is not resistant to high temperature. The suspension swing type valve and the sleeve type valve have low wave absorption efficiency, a large diffusion chamber needs to be arranged behind the valve, and the occupied civil space is large. The valve closed in advance by self power can completely block shock waves outside the engineering, but the valve has a complex structure and poor reliability, the valve is long in time consumption for resetting, and the continuous striking cannot be effectively protected. The recoil type valve can completely block shock waves outside the engineering, but has large ventilation resistance at ordinary times, complex structure and larger manufacturing difficulty.
The invention provides a spring plate type explosion-proof wave valve for protecting an engineering vent, which solves the problems.
Disclosure of Invention
The invention provides a spring plate type explosion-proof valve for protecting an engineering vent, wherein the spring plate is quickly deformed to close the valve under the action of overpressure of shock waves, so that the effect of reducing the shock waves is realized, and the protection function is safe and reliable.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a spring plate type explosion-proof wave valve for protecting an engineering ventilation opening comprises a door body, a door frame, a hinge and a lock, wherein the door body is connected with the door frame through the hinge and is locked through the lock;
the door body comprises a door leaf base, a front panel and a spring plate, the front panel is arranged on the front side of the door leaf base, first ventilation holes are formed in the front panel at intervals, and the spring plate is arranged on the front panel at intervals and covers the front side of a corresponding position of each ventilation hole.
Further, the spring plate is provided with a second ventilation hole at an interval, the second ventilation hole and the first ventilation hole are arranged in a staggered mode, and the first ventilation hole in the front panel is communicated with the outside through the second ventilation hole in the spring plate to form a ventilation channel.
Furthermore, the spring plate is an arch-shaped structure plate, the spring plate is connected to the front panel through a limiting bolt, the limiting bolt is arranged at the position of a high point of the spring plate, the spring plate is limited to be in a compression state through the limiting bolt, and the left bottom edge and the right bottom edge of the spring plate are attached to the surface of the front panel.
Furthermore, spacing bolt is upper and lower interval setting on the spring plate, spacing bolt is perpendicular to be established on the front panel, the spring plate carries out fore-and-aft movement along spacing bolt's axial.
Furthermore, vertical ribs are arranged on the inner side face of the front panel at intervals, and the bottom edge of the spring plate is arranged corresponding to the vertical ribs on the inner side face of the front panel.
Furthermore, the upper end face and the lower end face of each spring plate are provided with openings, and butt joint separation seams are reserved between the bottom edges of the adjacent spring plates.
Further, an inner cavity is formed in the door body and communicated with the outside through a first ventilation hole and a second ventilation hole.
Furthermore, a locking abdication is arranged on the spring plate.
Further, the inboard interval of front panel is provided with horizontal muscle, perpendicular muscle and horizontal muscle vertically and horizontally staggered interconnect setting.
Preferably, two limit bolts are arranged on the spring plate and are correspondingly arranged at the high points of the spring plate up and down.
The invention has the following beneficial effects:
the spring plate is arranged as an elastic closing structure for bearing the shock wave pressure, and the elastic deformation with large displacement is generated under the action of the shock wave overpressure to close the valve, so that the door has the advantages of rapid deformation action, small deformation resistance and high wave absorption efficiency, can effectively reduce the impact on the door leaf base, and realizes a safe and reliable protection function;
the arc-shaped structure of the spring plate can diffuse shock waves to two sides to reduce the impact of the shock waves on the door leaf base; the spring plate has the advantages of thin thickness, light weight and small deformation resistance, the overall weight of the valve is effectively reduced, and meanwhile, the impact acting force of the spring plate on the base of the door leaf when the spring plate is closed can be obviously reduced due to the small dead weight of the light spring plate;
the spring plate and the front panel are respectively provided with the second ventilation hole and the first ventilation hole for ventilation, so that the air conditioner has the advantages of simple ventilation path and less air flow turning, can effectively reduce ventilation resistance, and improves ventilation efficiency;
the invention has the advantages of simple structure, small number of components, convenient manufacture and good economy, can realize integral opening and closing and is convenient to maintain.
Drawings
FIG. 1 is a schematic front view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the overall structure of the present invention;
FIG. 3 is a schematic vertical cross-sectional view of the overall structure of the present invention;
FIG. 4 is a schematic diagram of a front panel structure according to the present invention;
fig. 5 is a schematic view of the spring plate structure of the present invention.
Reference numerals: the door comprises a door body 1, a door leaf base 11, a front panel 12, a first vent hole 121, a spring plate 13, a second vent hole 131, a limit bolt 14, a door frame 2, a hinge 3 and a lock 4.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the specification, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
As shown in fig. 1, 2 and 3, the spring plate type explosion-proof wave valve for protecting engineering ventilation openings comprises a door body 1, a door frame 2, a hinge 3 and a lock 4, wherein the door body 1 is connected with the door frame 2 through the hinge 3 and is locked through the lock 4.
The door body 1 comprises a door leaf base 11, a front panel 12 and a spring plate 13, wherein the front panel 12 is arranged on the front side of the door leaf base 11, vent holes 121 are formed in the front panel 12 at intervals, and the spring plate 13 is arranged on the front panel 12 at intervals and covers the front side of the positions corresponding to the vent holes 121.
The principle of the invention is as follows: under normal conditions, spring plate 13 is in the arc open mode, and the inboard space of explosion-proof ripples valve is through the door body and external UNICOM, and the air loops through ventilation hole one 121 on door leaf base 11, the front panel 12 and ventilation hole two 131 on the spring plate 13 and carries out the UNICOM with the external world and realize ventilating. When an explosion shock wave occurs, the external shock wave extrudes the spring plate 13 to rapidly deform inwards and attach to the front panel 12, the spring plate 13 seals the first vent hole 121 on the front panel 12 to block the shock wave from propagating to the inner side of the valve, and the purpose of reducing the shock wave is achieved; the spring plate 13 is always in an elastic deformation state in the process of receiving impact deformation, and in the initial deformation stage, the arched structure of the spring plate 13 can dissipate impact waves to two sides to reduce the impact of the impact waves on the door body directly; after the spring plate 13 is compressed to the limit, the shock wave acts on the spring plate 13 and is further transmitted to the door leaf base, and the load is transmitted to the door frame, so that the protection effect is achieved. After the shock wave disappears, the spring plate 13 is restored to an arc state under the action of the elasticity of the spring plate, the first vent hole 121 in the front panel 12 is opened, and normal ventilation is performed through the second vent hole 131 arranged on the spring plate 13 in a staggered mode. Normal ventilation under the ordinary condition is realized, and when the explosion takes place, the function of explosion shock wave is realized to the quick shutoff ventilation hole.
As shown in fig. 4 and 5, further, a second vent hole 131 is formed in the spring plate 13 at an interval, the second vent hole 131 and the first vent hole 121 are arranged in a staggered manner, and the first vent hole 121 in the front panel 12 is communicated with the outside through the second vent hole 131 in the spring plate 13 to form a vent channel.
As shown in fig. 5, the spring plate 13 is a thin arched structure plate, the spring plate 13 is connected to the front panel 12 through a limit pin 14, the limit pin 14 is disposed at a high point of the spring plate 13, the spring plate 13 is limited to a compressed state by the limit pin 14, and left and right bottom edges of the spring plate 13 are attached to the surface of the front panel 12.
The structural characteristics of the arched structure plate of the spring plate 13 enable the spring plate 13 to be in an arched state under normal conditions, air can enter the arched cavity of the spring plate 13 through the second vent holes 131 in the spring plate 13, then enters the door body 1 through the first vent holes 121 arranged in a staggered mode with the second vent holes 131, and then is communicated with the inner side of the valve.
Preferably, the second vent hole 131 and the first vent hole 121 are both square holes.
As shown in fig. 1 and 5, the limit bolt 14 is vertically disposed on the spring plate 13 at an interval, the limit bolt 14 is vertically disposed on the front panel 12, and the spring plate 13 moves back and forth along the axial direction of the limit bolt 14.
Preferably, two limit bolts 14 are arranged on the spring plate 13, and the two limit bolts 14 are correspondingly arranged at the high points of the spring plate 13 from top to bottom to fix the spring plate 13 on the front panel, so that the spring plate 13 is fixed in position and only can be compressed inwards when being acted by shock waves; meanwhile, the limiting bolt 14 serves as a guide rail for front and back compression and reset of the spring plate 13 and limiting, the motion track of the spring plate 13 is guaranteed, the spring plate 13 is compressed to be spread evenly, the first vent 121 can be covered, and meanwhile the length of the limiting bolt 14 plays a role in limiting the compression degree of the spring plate 13.
Preferably, the limit bolt 14 is connected to the front panel through a thread, and the extension length of the limit bolt 14 outside the front panel is adjustable, so that the compression degree of the spring plate 13 under normal conditions can be adjusted according to different ventilation amounts.
As shown in fig. 2, further, vertical ribs are provided at intervals on the inner side surface of the front panel 12, and the bottom edge of the spring plate 13 is provided corresponding to the vertical ribs on the inner side surface of the front panel 12. Spring plate 13 is when receiving the shock wave, and the effect point of force is on spring plate 13's bottom, sets up perpendicular muscle on the medial surface of front panel 12 and is used for strengthening structural strength.
Furthermore, the upper end face and the lower end face of each spring plate 13 are provided with openings, butt joint gaps are reserved between the bottom edges of the adjacent spring plates 13, the butt joint gaps are used for dividing the spring plates 13 into a plurality of small spring plates, the ventilation effect identical to that of the second ventilation hole (131) is achieved, and the multi-channel ventilation effect is achieved.
Further, an inner cavity is arranged in the door body 1 and is communicated with the outside through the first vent hole 121 and the second vent hole 131.
Furthermore, the spring plate 13 is provided with a yielding of the lock 4.
Further, the inboard interval of front panel 12 is provided with horizontal muscle, perpendicular muscle and the crisscross interconnect setting of horizontal muscle for strengthen the structural strength of the door body.
Preferably, the door base 11, the front panel 12, the spring plate 13 and the limit bolt 14 are made of metal.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Claims (10)
1. A spring plate type explosion-proof wave valve for protecting engineering ventilation openings is characterized by comprising a door body (1), a door frame (2), hinge leaves (3) and a lock (4), wherein the door body (1) is connected with the door frame (2) through the hinge leaves (3) and is locked through the lock (4);
the door body (1) comprises a door leaf base (11), a front panel (12) and a spring plate (13), wherein the front panel (12) is arranged on the front side of the door leaf base (11), vent holes I (121) are formed in the front panel (12) at intervals, and the spring plate (13) is arranged on the front panel (12) at intervals and covers the front side of the corresponding position of the vent holes I (121).
2. A spring plate type blast proof shutter for protecting engineering vents as claimed in claim 1, characterized in that: the spring board (13) is provided with two ventilation holes (131) at intervals, the two ventilation holes (131) and the first ventilation holes (121) are arranged in a staggered mode, and the first ventilation holes (121) in the front panel (12) are communicated with the outside through the two ventilation holes (131) in the spring board (13) to form a ventilation channel.
3. A spring plate type blast proof shutter for protecting engineering vents as claimed in claim 1, characterized in that: spring board (13) are the arch structure board, spring board (13) are connected on front panel (12) through spacing bolt (14), the high point position department at spring board (13) is established in spacing bolt (14), spring board (13) are the compression state through spacing bolt (14) restriction, the laminating of base is on the surface of front panel (12) about spring board (13).
4. A spring plate type blast proof shutter for protecting engineering vents as claimed in claim 3, characterized in that: the limiting bolts (14) are arranged on the spring plate (13) at intervals up and down, the limiting bolts (14) are vertically arranged on the front panel (12), and the spring plate (13) moves back and forth along the axial direction of the limiting bolts (14).
5. A spring plate type blast proof shutter for protecting engineering vents as claimed in claim 3, characterized in that: vertical ribs are arranged on the inner side face of the front panel (12) at intervals, and the bottom edge of the spring plate (13) is arranged corresponding to the vertical ribs on the inner side face of the front panel (12).
6. A spring plate type blast proof shutter for protecting engineering vents as claimed in claim 1, characterized in that: the upper end face and the lower end face of each spring plate (13) are provided with openings, and butt joint separation seams are reserved between the bottom edges of the adjacent spring plates (13).
7. The spring plate type blast proof shutter for protecting engineering ventilation opening as claimed in claim 2, characterized in that: an inner cavity is formed in the door body (1), and the inner cavity is communicated with the outside through a first vent hole (121) and a second vent hole (131).
8. The spring plate blast resistant shutter for protection of engineering vents as claimed in claim 7, characterized by: the spring plate (13) is provided with a yielding of the locking block (4).
9. A spring plate type blast proof shutter for protecting engineering ventilation opening according to claim 5, characterized in that: the inboard interval of front panel (12) is provided with horizontal muscle, erect muscle and horizontal muscle vertically and horizontally staggered interconnect setting.
10. A spring plate type blast proof shutter for protecting engineering vents as claimed in claim 3, characterized in that: two limiting bolts (14) are arranged on the spring plate (13), and the two limiting bolts (14) are correspondingly arranged at the high point positions of the spring plate (13) up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110622622.8A CN113123707A (en) | 2021-06-04 | 2021-06-04 | Spring plate type explosion-proof wave valve for protection engineering ventilation opening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110622622.8A CN113123707A (en) | 2021-06-04 | 2021-06-04 | Spring plate type explosion-proof wave valve for protection engineering ventilation opening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113123707A true CN113123707A (en) | 2021-07-16 |
Family
ID=76782895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110622622.8A Pending CN113123707A (en) | 2021-06-04 | 2021-06-04 | Spring plate type explosion-proof wave valve for protection engineering ventilation opening |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113123707A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1873085A1 (en) * | 2006-06-30 | 2008-01-02 | Engineering Peter Reitinger Reitinger | Explosion protection flap |
| US20160273670A1 (en) * | 2015-03-20 | 2016-09-22 | Abb Technology Oy | Explosion vent |
| CN206753385U (en) * | 2017-03-30 | 2017-12-15 | 上海众幸防护科技股份有限公司 | Hanging deck type explosion blast proof movable door and attenuating shock wave system |
| CN206753374U (en) * | 2017-03-30 | 2017-12-15 | 上海众幸防护科技股份有限公司 | The protective door and engineering protection system of shock wave resistance |
| CN210087155U (en) * | 2019-04-22 | 2020-02-18 | 河南鼎力人防设备有限公司 | Civil air defense engineering sealing protective door |
| CN210460419U (en) * | 2019-07-22 | 2020-05-05 | 河北凯晟人防设备制造有限公司 | Anti-impact civil air defense door |
| CN210637005U (en) * | 2019-07-15 | 2020-05-29 | 中国人民解放军军事科学院国防工程研究院 | Assembled modular explosion-proof wave valve |
| CN213039158U (en) * | 2020-07-02 | 2021-04-23 | 玉林市冠涛防护设备有限公司 | Anti-explosion wave valve capable of resisting negative pressure impact |
-
2021
- 2021-06-04 CN CN202110622622.8A patent/CN113123707A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1873085A1 (en) * | 2006-06-30 | 2008-01-02 | Engineering Peter Reitinger Reitinger | Explosion protection flap |
| US20160273670A1 (en) * | 2015-03-20 | 2016-09-22 | Abb Technology Oy | Explosion vent |
| CN206753385U (en) * | 2017-03-30 | 2017-12-15 | 上海众幸防护科技股份有限公司 | Hanging deck type explosion blast proof movable door and attenuating shock wave system |
| CN206753374U (en) * | 2017-03-30 | 2017-12-15 | 上海众幸防护科技股份有限公司 | The protective door and engineering protection system of shock wave resistance |
| CN210087155U (en) * | 2019-04-22 | 2020-02-18 | 河南鼎力人防设备有限公司 | Civil air defense engineering sealing protective door |
| CN210637005U (en) * | 2019-07-15 | 2020-05-29 | 中国人民解放军军事科学院国防工程研究院 | Assembled modular explosion-proof wave valve |
| CN210460419U (en) * | 2019-07-22 | 2020-05-05 | 河北凯晟人防设备制造有限公司 | Anti-impact civil air defense door |
| CN213039158U (en) * | 2020-07-02 | 2021-04-23 | 玉林市冠涛防护设备有限公司 | Anti-explosion wave valve capable of resisting negative pressure impact |
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Application publication date: 20210716 |