CN112377065A - Flexible recoil type impact-resistant explosion door - Google Patents
Flexible recoil type impact-resistant explosion door Download PDFInfo
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- CN112377065A CN112377065A CN202011418863.2A CN202011418863A CN112377065A CN 112377065 A CN112377065 A CN 112377065A CN 202011418863 A CN202011418863 A CN 202011418863A CN 112377065 A CN112377065 A CN 112377065A
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- 238000004880 explosion Methods 0.000 title claims abstract description 66
- 239000002184 metal Substances 0.000 claims description 27
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 238000010073 coating (rubber) Methods 0.000 claims description 8
- 230000007123 defense Effects 0.000 abstract description 2
- 230000035939 shock Effects 0.000 description 14
- 230000000694 effects Effects 0.000 description 8
- 230000002035 prolonged effect Effects 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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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
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
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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
- E06B3/362—Double winged doors or windows
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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
- E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/132—Doors
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention belongs to the technical field of civil air defense engineering, and particularly relates to a flexible recoil type impact-resistant explosion-proof door which comprises a door frame, a door body, a movable plate, a spring, a sliding block, a sliding chute, a flexible plate and a connecting shaft; according to the invention, the impact wave generated during explosion acts on the door bodies to deflect the door bodies, so that the gap between the two door bodies is increased, the flexible plate has the characteristic of flexibility, the flexible plate is deformed when the gap between the door bodies is increased, part of impact energy is absorbed through the deformation of the flexible plate, the movable plate and the door bodies are kept parallel along with the deformation of the flexible plate, the movable plate can move along the direction of the door plates, the spring is compressed when the movable plate moves, so that the impact wave is transmitted to the spring, the energy of the impact wave is absorbed through the deformation of the spring, the deformation of the door bodies caused by impact during rigid connection of the door bodies is avoided, the explosion-proof door is convenient to open after the impact, and the situation that personnel are trapped due to the deformation of the explosion-proof door is avoided.
Description
Technical Field
The invention belongs to the technical field of civil air defense engineering, and particularly relates to a flexible recoil type impact-resistant explosion-proof door.
Background
The explosion door is used for resisting accidental explosion of devices outside the industrial building, ensuring the life safety of personnel and the integrity of equipment inside the industrial building and being not damaged by explosion shock waves; effectively prevent the continuation of explosion hazards. The special industrial steel plate is manufactured according to strictly set mechanical data and is matched with high-performance hardware fittings, so that the steel plate is more practical and attractive in use. The safety of life and property is guaranteed. Explosion vents are also known as blast doors; the explosion-proof door is arranged on a combustion chamber, a hearth outlet, a coal economizer flue, a flue in front of the induced draft fan, a horizontal flue at the rear of the induced draft fan or a flue with an inclination angle larger than 300; under the condition of explosion, the explosion door can resist the explosion pressure in the range according to the preset explosion incident pressure and the preset reflection force, thereby achieving the necessary protection effect and preventing casualties and property loss.
The door body distortion can take place after the impact force that receives the explosion production for current explosion vent, and then leads to the door body and building chucking on every side, and then leads to the user can't open the explosion vent after the explosion, and then leads to personnel to be stranded, leads to personnel to receive the supply because can't open the explosion vent for a long time even, and then causes the injury for personnel's the healthy.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a flexible recoil type impact-resistant explosion-proof door. The explosion-proof door is mainly used for solving the problems that the deformation of the door body and the distortion deformation of the door body can occur after the existing explosion-proof door is subjected to the impact force generated by explosion, so that a user cannot open the explosion-proof door after the explosion, and further personnel are trapped.
The technical scheme adopted by the invention for solving the technical problems is as follows: a flexible recoil type impact-resistant explosion-proof door comprises a door frame, a door body, a movable plate, a spring, a sliding block, a sliding chute, a flexible plate and a connecting shaft; the periphery of the door frame is fixedly connected with a building wall body; the door bodies are horizontally and symmetrically arranged in the door frame; one side of the door body, which is close to the door frame, is rotatably connected with the door frame; the sliding grooves are uniformly arranged on one side surface of the door body at intervals along the horizontal direction; the movable plate is arranged on one side surface of the door body close to the sliding chute; the sliding blocks are uniformly arranged on one side of the movable plate at intervals; one side of the sliding block is fixedly connected with the movable plate; the sliding block is connected with the sliding groove in a sliding manner; one end of one of the movable plates is provided with a first hook; the first hook is fixedly connected with one movable plate; the second hook is fixedly connected with the other movable plate; the springs are uniformly arranged on one side face of the door body at intervals; one end of the spring is fixedly connected with the door body; the other end of the spring is connected with the movable plate; the flexible plate is arranged between the movable plates, and one end of the flexible plate is hinged with the second hook through one connecting shaft; the other end of the flexible plate is positioned on one side of the other movable plate.
When the door works, when explosion happens, shock waves are generated, when the shock waves act on the door bodies, the door bodies have the tendency of deflecting along the hinged parts of the door frames, when the two door bodies deflect, the gap between the two door bodies tends to increase, because the flexible plate connected between the two movable plates has the characteristic of flexibility, the flexible plate deforms when the gap between the two door bodies increases, part of impact energy is absorbed through the deformation of the flexible plate, the energy of the shock waves is reduced, the deformation of the door bodies is prevented, the movable plates and the door bodies keep parallel along with the deformation of the flexible plate, when the distance between the two door bodies increases, the movable plates horizontally move along the direction of the door plates, the springs are compressed when the movable plates move, the shock waves are transmitted to the springs, and the energy of the shock waves is absorbed through the deformation of the springs, thereby avoiding the deformation of the door body caused by impact when the door body is rigidly connected; simultaneously when the impact force dissipates, through the spring action of spring, and then make the fly leaf reset, and then from both sides pulling flexbile plate, and then make the flexbile plate recover, and then make explosion vent resume into original appearance after receiving the impact, and then be convenient for open after the explosion vent receives the impact, and then avoid taking place because of the personnel's that the explosion vent warp and lead to stranded condition.
Preferably, the flexible plate is of a woven structure; both ends of the flexible plate are woven into a through hole structure; the connecting shaft is inserted in the through hole structure; a second hook is arranged on one side of the movable plate far away from the first hook; the second hook is fixedly connected with the movable plate; hydraulic cylinders are symmetrically arranged on one side of one door body up and down; the hydraulic cylinder is fixedly connected with the door body; and the movable rod of the hydraulic cylinder is abutted against one side surface of the movable plate.
When the explosion-proof door works, the flexible plate is woven, so that a certain gap exists in the flexible plate, the flexible plate can bear certain deformation, the external impact force can be absorbed through the deformation of the flexible plate when the flexible plate bears the force generated by explosion, rigid parts such as a door body and the like are prevented from deforming, the explosion-proof door can be conveniently opened after being impacted, and the situation that personnel are trapped due to the deformation of the explosion-proof door is avoided; meanwhile, the connection between the connecting shaft and the flexible plate is firmer through the woven through hole structure, so that the flexible plate is prevented from being separated from the connecting shaft when being impacted, the strength of the flexible plate is further improved, and the safety of the explosion-proof door is further improved; meanwhile, through the second hook and the connecting shaft on the flexible plate, when the explosion-proof door is closed, the connecting shaft on one side of the flexible plate is only required to be hung on the first hook, and when the explosion-proof door is not closed, the connecting shaft is taken down from the second hook, so that the explosion-proof door can be conveniently opened and closed; simultaneously through setting up the pneumatic cylinder in door body one side, and then be convenient for push the fly leaf of one side to the fly leaf of opposite side when closing the explosion vent, and then make the interval between couple and the couple No. two diminish, and then be convenient for couple and the couple overlap joint of couple one end setting, and then be convenient for couple the fly leaf of flexbile plate and both sides together, and then make convenient to use.
Preferably, the flexible plate is woven by metal wires; and the outer side of the metal wire is provided with a rubber coating.
When the flexible plate works, due to the high strength and the property of extensibility of the metal wires, the flexible plate woven by the metal wires also has certain strength and extensibility, and the flexible plate can bear large impact and cannot be damaged; meanwhile, when the flexible board is subjected to explosion impact force, the flexible board has a tendency of deformation, so that the metal wires in the flexible board have a tendency of relative movement, and the metal wires are prevented from being in direct contact through the rubber coating arranged outside the metal wires, so that the direct friction between the metal wires is prevented, the service life of the metal wires is prolonged, and the service life of the flexible board is prolonged; when receiving the mutual extrusion between the explosion impact wire simultaneously, through the elasticity of the rubber coating self that the wire outside set up, and then play certain cushioning effect, and then increase the ductility of flexonics board self, and then better bearing impact force.
Preferably, one end of the spring, which is close to the movable plate, is provided with the connecting strip; one side of the connecting strip is fixedly connected with the spring; a clamping groove is formed in one side of the movable plate; the connecting strip is positioned in the clamping groove.
When the anti-explosion door works, the spring is arranged between the movable plate and the door body, so that the spring is inconvenient to install, and the connecting strip and the clamping groove are used for directly inserting the connecting strip into the clamping groove after the two ends of the spring are connected before the movable plate is installed, so that the anti-explosion door is convenient to install; the direction of the power of the impact that the explosion produced simultaneously is used in the explosion vent is uncertain, make the door body have the vibrations of certain degree when receiving the impact, and then make the spring of fixed connection on the door body produce vibrations, and then make the other end of spring position when contacting the fly leaf and the tie point of the spring and the door body not on same axis, and then lead to the spring to produce the skew when compressed, and then make the fly leaf atress inhomogeneous when removing, and then lead to the fly leaf card to die, the spring of one side links into an organic whole through the connecting strip that sets up, connecting strip and draw-in groove joint simultaneously, and then guarantee the both ends tie point coaxial line of spring, and then do not skew when guaranteeing the spring pressurized, and then prevent the fly leaf card from dying.
Preferably, grooves are uniformly arranged on one side of the door body at intervals along the horizontal direction; the lug is arranged on one side of the movable plate close to the groove; the projection slides within the groove.
The during operation, because the dead weight of connecting plate is great, only one end of connecting plate is connected with the door body simultaneously, consequently can make the fly leaf become the cantilever state for fly leaf self stability is not enough, and then causes the fly leaf to warp under the effect of dead weight, through lug and recess, and then makes the fly leaf obtain the support on the other end with the door body coupling, makes the fly leaf increase at the ascending strong point of vertical side simultaneously, and then makes the fly leaf more stable, and then increases explosion vent's life.
Preferably, a reinforcing rib plate is arranged on one side face of the door body; one end of the reinforcing rib plate is fixedly connected with one end of the door body; the other end of the reinforcing rib plate is fixedly connected with the hinge part of the door body and the door frame.
During operation, because one side of the door body is provided with parts such as fly leaf and spring, and then make the thickness attenuation of the door body, and then reduced the rigidity of the door body self, through the deep floor that sets up, connect into whole with the weak part in the door body, and then increased the rigidity of the door body self, and then guarantee that the door body can not be because of the deformation that the rigidity is not enough and produce when receiving the impact self.
The invention has the following beneficial effects:
1. when the two door bodies deflect, the gap between the two door bodies tends to increase, because the flexible plate connected between the two movable plates has the characteristic of flexibility, the flexible plate deforms when the gap between the two door bodies increases, part of impact energy is absorbed through the deformation of the flexible plate, the energy of the shock wave is reduced, the deformation of the door bodies is further prevented, the movable plates and the door bodies are kept parallel along with the deformation of the flexible plate, and when the distance between the two door bodies increases, the movable plates horizontally move along the direction of the door bodies, and further compress the spring when the movable plates move, so that the shock wave is transmitted to the spring, the energy of the shock wave is absorbed through the deformation of the spring, and the deformation of the door body caused by the impact when the door body is rigidly connected is avoided; simultaneously when the impact force dissipates, through the spring action of spring, and then make the fly leaf reset, and then from both sides pulling flexbile plate, and then make the flexbile plate recover, and then make explosion vent resume into original appearance after receiving the impact, and then be convenient for open after the explosion vent receives the impact, and then avoid taking place because of the personnel's that the explosion vent warp and lead to stranded condition.
2. According to the explosion-proof door, the flexible plate is woven, so that a certain gap exists in the flexible plate, the flexible plate can bear certain deformation, the external impact force can be absorbed through the deformation of the flexible plate when the flexible plate bears the force generated by explosion, rigid parts such as a door body are prevented from deforming, the explosion-proof door can be opened conveniently after being impacted, and the situation that personnel are trapped due to the deformation of the explosion-proof door is avoided; meanwhile, the connection between the connecting shaft and the flexible plate is firmer through the woven through hole structure, so that the flexible plate is prevented from being separated from the connecting shaft when being impacted, the strength of the flexible plate is further improved, and the safety of the explosion-proof door is further improved; meanwhile, through the second hook and the connecting shaft on the flexible plate, when the explosion-proof door is closed, the connecting shaft on one side of the flexible plate is only required to be hung on the first hook, and when the explosion-proof door is not closed, the connecting shaft is taken down from the second hook, so that the explosion-proof door can be conveniently opened and closed; simultaneously through setting up the pneumatic cylinder in door body one side, and then be convenient for push the fly leaf of one side to the fly leaf of opposite side when closing the explosion vent, and then make the interval between couple and the couple No. two diminish, and then be convenient for couple and the couple overlap joint of couple one end setting, and then be convenient for couple the fly leaf of flexbile plate and both sides together, and then make convenient to use.
3. According to the invention, due to the high strength and the property of extensibility of the metal wire, the flexible plate woven by the metal wire also has certain strength and extensibility, so that the flexible plate can bear large impact and cannot be damaged; meanwhile, when the flexible board is subjected to explosion impact force, the flexible board has a tendency of deformation, so that the metal wires in the flexible board have a tendency of relative movement, and the metal wires are prevented from being in direct contact through the rubber coating arranged outside the metal wires, so that the direct friction between the metal wires is prevented, the service life of the metal wires is prolonged, and the service life of the flexible board is prolonged; when receiving the mutual extrusion between the explosion impact wire simultaneously, through the elasticity of the rubber coating self that the wire outside set up, and then play certain cushioning effect, and then increase the ductility of flexonics board self, and then better bearing impact force.
4. According to the invention, the spring is arranged between the movable plate and the door body, so that the spring is inconvenient to install, and the connecting strip and the clamping groove are used for directly inserting the connecting strip into the clamping groove after the two ends of the spring are connected before the movable plate is installed, so that the installation of the explosion-proof door is facilitated; the direction of the power of the impact that the explosion produced simultaneously is used in the explosion vent is uncertain, make the door body have the vibrations of certain degree when receiving the impact, and then make the spring of fixed connection on the door body produce vibrations, and then make the other end of spring position when contacting the fly leaf and the tie point of the spring and the door body not on same axis, and then lead to the spring to produce the skew when compressed, and then make the fly leaf atress inhomogeneous when removing, and then lead to the fly leaf card to die, the spring of one side links into an organic whole through the connecting strip that sets up, connecting strip and draw-in groove joint simultaneously, and then guarantee the both ends tie point coaxial line of spring, and then do not skew when guaranteeing the spring pressurized, and then prevent the fly leaf card from dying.
5. According to the invention, as the dead weight of the connecting plate is larger, and only one end of the connecting plate is connected with the door body, the movable plate is in a cantilever state, so that the stability of the movable plate is insufficient, the movable plate is deformed under the action of the dead weight, the movable plate is supported at the other end connected with the door body through the convex block and the groove, and meanwhile, the supporting points of the movable plate in the vertical direction are increased, so that the movable plate is more stable, and the service life of the explosion-proof door is prolonged.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is an exploded view of the vent of the present invention;
FIG. 2 is a schematic view of the entire structure of the explosion vent of the present invention;
FIG. 3 is a schematic view of a first internal construction of the vent of the present invention;
FIG. 4 is a schematic view of a second internal construction of the vent of the present invention;
FIG. 5 is a schematic view of the vent of the present invention in an impact;
FIG. 6 is a schematic view of the explosion vent of the present invention when closed;
FIG. 7 is a schematic view of the vent of the present invention as it opens;
in the figure: the door frame comprises a door frame 1, a door body 2, a movable plate 4, a hydraulic cylinder 3, a spring 5, a sliding block 6, a sliding chute 7, a flexible plate 8, a connecting shaft 9, a first hook 10, a second hook 11, a connecting strip 12, a clamping groove 13, a groove 14, a bump 15 and a reinforcing rib plate 16.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 7, a flexible recoil type impact-resistant explosion vent comprises a door frame 1, a door body 2, a movable plate 4, a spring 5, a sliding block 6, a sliding chute 7, a flexible plate 8 and a connecting shaft 9; the periphery of the door frame 1 is fixedly connected with a building wall body; the door bodies 2 are horizontally and symmetrically arranged in the door frame 1; one side of the door body 2, which is close to the door frame 1, is rotatably connected with the door frame 1; the sliding grooves 7 are uniformly arranged on one side surface of the door body 2 at intervals along the horizontal direction; the movable plate 4 is arranged on one side surface of the door body 2 close to the sliding chute 7; the sliding blocks 6 are uniformly arranged on one side of the movable plate 4 at intervals; one side of the sliding block 6 is fixedly connected with the movable plate 4; the sliding block 6 is connected with the sliding groove 7 in a sliding manner; one end of one of the movable plates 4 is provided with a first hook 10; the first hook 10 is fixedly connected with one movable plate 4; the second hook 11 is fixedly connected with the other movable plate 4; the springs 5 are uniformly arranged on one side surface of the door body 2 at intervals; one end of the spring 5 is fixedly connected with the door body 2; the other end of the spring 5 is connected with the movable plate 4; the flexible plate 8 is arranged between the movable plates 4, and one end of the flexible plate 8 is hinged with the second hook 11 through one connecting shaft 9; the other end of the flexible plate 8 is located at one side of the other movable plate 4.
When the door works, when explosion happens, shock waves are generated, when the shock waves act on the door bodies 2, the door bodies 2 have the tendency of deflecting along the hinged parts of the door frames 1, when the two door bodies 2 deflect, the gap between the two door bodies 2 further tends to increase, because the flexible plate 8 connected between the two movable plates 4 has the characteristic of flexibility, the flexible plate 8 is deformed when the gap between the two door bodies 2 increases, the energy of part of impact is absorbed through the deformation of the flexible plate 8, the energy of the shock waves is further reduced, the door bodies 2 are further prevented from deforming, the movable plates 4 and the door bodies 2 are kept parallel along with the deformation of the flexible plate 8, when the distance between the two door bodies 2 increases, the movable plates 4 horizontally move along the direction of the door plates, and the springs 5 are further compressed when the movable plates 4 move, the shock wave is transmitted to the spring 5, and the energy of the shock wave is absorbed through the deformation of the spring 5, so that the deformation of the door body 2 caused by the impact when the door body 2 is rigidly connected is avoided; when the impact force dissipates, through the spring action of spring 5, and then make fly leaf 4 reset, and then from both sides pulling flexbile plate 8, and then make flexbile plate 8 recover, and then make explosion vent resume into original appearance after receiving the impact, and then be convenient for open after the explosion vent receives the impact, and then avoid taking place because of the condition that personnel that the explosion vent warp and lead to are stranded.
As shown in fig. 1 to 7, the flexible board 8 is of a woven structure; both ends of the flexible plate 8 are woven into a through hole structure; the connecting shaft 9 is inserted in the through hole structure; a second hook 11 is arranged on one side of the movable plate 4 far away from the first hook 10; the second hook 11 is fixedly connected with the movable plate 4; hydraulic cylinders 3 are symmetrically arranged on one side of one door body 2 from top to bottom; the hydraulic cylinder 3 is fixedly connected with the door body 2; the movable rod of the hydraulic cylinder 3 is abutted against one side surface of the movable plate 4.
When the explosion-proof door works, the flexible plate 8 is woven, so that a certain gap exists in the flexible plate 8, the flexible plate 8 can bear certain deformation, the external impact force can be absorbed through the deformation of the flexible plate when the flexible plate is used for bearing the force generated by explosion, rigid parts such as the door body 2 are prevented from deforming, the explosion-proof door can be conveniently opened after being impacted, and the situation that personnel are trapped due to the deformation of the explosion-proof door is avoided; meanwhile, the connection between the connecting shaft 9 and the flexible plate 8 is firmer through the woven through hole structure, so that the flexible plate 8 is separated from the connecting shaft 9 when the explosion-proof door is prevented from being impacted, the strength of the flexible plate 8 is further improved, and the safety of the explosion-proof door is further improved; meanwhile, through the second hook 11 and the connecting shaft 9 on the flexible plate 8, when the explosion-proof door is closed, the connecting shaft 9 on one side of the flexible plate 8 only needs to be hung on the first hook 10, and when the explosion-proof door is not closed, the connecting shaft 9 is taken down from the second hook 11, so that the explosion-proof door can be conveniently opened and closed; simultaneously through setting up the pneumatic cylinder 3 in door body 2 one side, and then be convenient for push the fly leaf 4 of one side to the fly leaf 4 of opposite side when closing the explosion vent, and then make the interval between couple 10 and couple 11 diminish down, and then be convenient for with connecting axle 9 and couple 10 overlap joint that 8 one ends of flexible sheet set up, and then be convenient for couple together flexible sheet 8 and fly leaf 4 of both sides, and then make convenient to use.
The flexible plate 8 is woven by metal wires; and the outer side of the metal wire is provided with a rubber coating.
When the flexible plate is in work, due to the high strength and the property of extensibility of the metal wires, the flexible plate 8 woven by the metal wires also has certain strength and the property of extensibility, and the flexible plate 8 can bear large impact and cannot be damaged; meanwhile, when the flexible plate 8 is subjected to explosion impact force, the flexible plate 8 tends to deform, so that the metal wires in the flexible plate 8 tend to move relatively, and the metal wires are prevented from being in direct contact through encapsulation arranged outside the metal wires, so that direct friction between the metal wires is prevented, the service life of the metal wires is prolonged, and the service life of the flexible plate 8 is prolonged; when receiving the mutual extrusion between the explosion impact wire simultaneously, through the elasticity of the rubber coating self that the wire outside set up, and then play certain cushioning effect, and then increase 8 self ductility of flexonics board, and then better impact force that bears.
As shown in fig. 1, 3 and 4, one end of the spring 5 near the movable plate 4 is provided with the connecting bar 12; one side of the connecting strip 12 is fixedly connected with the spring 5; a clamping groove 13 is formed in one side of the movable plate 4; the connecting strip 12 is located in the card slot 13.
When the explosion-proof door works, the spring 5 is arranged between the movable plate 4 and the door body 2, so that the spring 5 is inconvenient to install, and the connecting strip 12 and the clamping groove 13 are used for directly inserting the connecting strip 12 into the clamping groove 13 after the two ends of the spring 5 are connected before the movable plate 4 is installed, so that the explosion-proof door is convenient to install; simultaneously the direction of the power effect of the impact that the explosion produced on explosion vent is uncertain, make the door body 2 have the vibrations of certain degree when receiving the impact, and then make the spring 5 of fixed connection on the door body 2 produce vibrations, and then make the other end of spring 5 when contacting movable plate 4 the position and the spring 5 with the tie point of the door body 2 on same axis, and then lead to spring 5 to produce the skew when compressed, and then make movable plate 4 atress inhomogeneous when removing, and then lead to movable plate 4 card to die, link into an integrated entity through the connecting strip 12 that sets up with the spring 5 of one side, connecting strip 12 and draw-in groove 13 joint simultaneously, and then guarantee the both ends tie point coaxial line of spring 5, and then guarantee spring 5 not skew when pressurized, and then prevent that movable plate 4 card from die.
As shown in fig. 1, 2 and 7, grooves 14 are uniformly arranged at intervals along the horizontal direction on one side of the door body 2; one side of the movable plate 4 close to the groove 14 is provided with the lug 15; the projection 15 slides within the groove 14.
The during operation, because the dead weight of connecting plate is great, only one end of connecting plate is connected with door body 2 simultaneously, consequently can make fly leaf 4 become the cantilever state, make fly leaf 4 self stability not enough, and then cause fly leaf 4 to warp under the effect of dead weight, through lug 15 and recess 14, and then make fly leaf 4 obtain the support on the other end of being connected with door body 2, make simultaneously fly leaf 4 increase at the ascending strong point of vertical side, and then make fly leaf 4 more stable, and then increase explosion vent's life.
As shown in fig. 1, 4, 5, 6 and 7, a reinforcing rib plate 16 is arranged on one side surface of the door body 2; one end of the reinforcing rib plate 16 is fixedly connected with one end of the door body 2, and the other end of the reinforcing rib plate 16 is fixedly connected with the hinge part of the door body 2, which is close to the door frame 1.
During operation, because one side of the door body 2 is provided with the movable plate 4, the spring 5 and other parts, the thickness of the door body 2 becomes thin, the rigidity of the door body 2 is reduced, the weak parts in the door body 2 are connected into a whole through the arranged reinforcing rib plate 16, the rigidity of the door body 2 is increased, and the deformation of the door body 2 caused by insufficient rigidity can be avoided when the door body is impacted.
When the explosion-proof door works, the flexible plate 8 is woven, so that a certain gap exists in the flexible plate 8, the flexible plate 8 can bear certain deformation, the external impact force can be absorbed through the deformation of the flexible plate when the flexible plate is used for bearing the force generated by explosion, rigid parts such as the door body 2 are prevented from deforming, the explosion-proof door can be conveniently opened after being impacted, and the situation that personnel are trapped due to the deformation of the explosion-proof door is avoided; meanwhile, the connection between the connecting shaft 9 and the flexible plate 8 is firmer through the woven through hole structure, so that the flexible plate 8 is separated from the connecting shaft 9 when the explosion-proof door is prevented from being impacted, the strength of the flexible plate 8 is further improved, and the safety of the explosion-proof door is further improved; meanwhile, through the second hook 11 and the connecting shaft 9 on the flexible plate 8, when the explosion-proof door is closed, the connecting shaft 9 on one side of the flexible plate 8 only needs to be hung on the first hook 10, and when the explosion-proof door is not closed, the connecting shaft 9 is taken down from the second hook 11, so that the explosion-proof door can be conveniently opened and closed; meanwhile, the movable plate 4 on one side is pushed to the movable plate 4 on the other side when the explosion-proof door is closed through the hydraulic cylinder 3 arranged on one side of the door body 2, so that the distance between the first hook 10 and the second hook 11 is reduced, the connecting shaft 9 arranged at one end of the flexible plate 8 is in lap joint with the first hook 10, the flexible plate 8 is connected with the movable plates 4 on two sides, and the use is convenient; because the flexible plate 8 is woven, a certain gap exists in the flexible plate 8, the flexible plate 8 can bear certain deformation, the external impact force can be absorbed through the deformation of the flexible plate when the flexible plate 8 bears the force generated by explosion, and rigid parts such as the door body 2 are prevented from deforming, so that the explosion door can be conveniently opened after being impacted, and the situation that personnel are trapped due to the deformation of the explosion door is avoided; meanwhile, the connection between the connecting shaft 9 and the flexible plate 8 is firmer through the woven through hole structure, so that the flexible plate 8 is separated from the connecting shaft 9 when the explosion-proof door is prevented from being impacted, the strength of the flexible plate 8 is further improved, and the safety of the explosion-proof door is further improved; meanwhile, through the second hook 11 and the connecting shaft 9 on the flexible plate 8, when the explosion-proof door is closed, the connecting shaft 9 on one side of the flexible plate 8 only needs to be hung on the first hook 10, and when the explosion-proof door is not closed, the connecting shaft 9 is taken down from the second hook 11, so that the explosion-proof door can be conveniently opened and closed; simultaneously through setting up the pneumatic cylinder 3 in door body 2 one side, and then be convenient for push the fly leaf 4 of one side to the fly leaf 4 of opposite side when closing the explosion vent, and then make the interval between couple 10 and couple 11 diminish down, and then be convenient for with connecting axle 9 and couple 10 overlap joint that 8 one ends of flexible sheet set up, and then be convenient for couple together flexible sheet 8 and fly leaf 4 of both sides, and then make convenient to use.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (6)
1. A flexible recoil type impact-resistant explosion vent is characterized in that: comprises a door frame (1), a door body (2), a movable plate (4), a spring (5), a sliding block (6), a sliding groove (7), a flexible plate (8) and a connecting shaft (9); the periphery of the door frame (1) is fixedly connected with a building wall body; the door bodies (2) are horizontally and symmetrically arranged in the door frame (1); one side of the door body (2) close to the door frame (1) is rotatably connected with the door frame (1); the sliding grooves (7) are uniformly arranged on one side surface of the door body (2) at intervals along the horizontal direction; the movable plate (4) is arranged on one side surface of the door body (2) close to the sliding groove (7); the sliding blocks (6) are arranged on one side of the movable plate (4) at uniform intervals; one side of the sliding block (6) is fixedly connected with the movable plate (4); the sliding block (6) is in sliding connection with the sliding groove (7); one end of one of the movable plates (4) is provided with a first hook (10); the first hook (10) is fixedly connected with the movable plate (4); the second hook (11) is fixedly connected with the other movable plate (4); the springs (5) are uniformly arranged on one side surface of the door body (2) at intervals; one end of the spring (5) is fixedly connected with the door body (2); the other end of the spring (5) is connected with the movable plate (4); the flexible plates (8) are mounted between the movable plates (4); one end of the flexible plate (8) is hinged with the second hook (11) through the connecting shaft (9); the other end of the flexible plate (8) is positioned at one side of the other movable plate (4).
2. A flexible recoil impact resistant explosion vent according to claim 1, wherein: the flexible plate (8) is of a woven structure; two ends of the flexible plate (8) are woven into a through hole structure; the connecting shaft (9) is inserted in the through hole structure; a second hook (11) is arranged on one side of the movable plate (4) far away from the first hook (10); the second hook (11) is fixedly connected with the movable plate (4); hydraulic cylinders (3) are symmetrically arranged on one side of one door body (2) from top to bottom; the hydraulic cylinder (3) is fixedly connected with the door body (2); the movable rod of the hydraulic cylinder (3) is abutted against one side face of the movable plate (4).
3. A flexible recoil impact resistant explosion vent according to claim 2, wherein: the flexible plate (8) is woven by metal wires; and the outer side of the metal wire is provided with a rubber coating.
4. A flexible recoil impact resistant explosion vent according to claim 3, wherein: one end of the spring (5) close to the movable plate (4) is provided with the connecting strip (12); one side of the connecting strip (12) is fixedly connected with the spring (5); a clamping groove (13) is formed in one side of the movable plate (4); the connecting strip (12) is positioned in the clamping groove (13).
5. A flexible recoil impact resistant explosion vent according to claim 4, wherein: grooves (14) are uniformly arranged on one side of the door body (2) at intervals along the horizontal direction; the movable plate (4) is provided with the lug (15) at one side close to the groove (14); the projection (15) slides in the groove (14).
6. A flexible recoil impact resistant explosion vent according to claim 5, wherein: a reinforcing rib plate (16) is arranged on one side surface of the door body (2); one end of the reinforcing rib plate (16) is fixedly connected with one end of the door body (2); the other end of the reinforcing rib plate (16) is fixedly connected with the hinge part of the door body (2) close to the door frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011418863.2A CN112377065A (en) | 2020-12-07 | 2020-12-07 | Flexible recoil type impact-resistant explosion door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011418863.2A CN112377065A (en) | 2020-12-07 | 2020-12-07 | Flexible recoil type impact-resistant explosion door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112377065A true CN112377065A (en) | 2021-02-19 |
Family
ID=74590981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011418863.2A Withdrawn CN112377065A (en) | 2020-12-07 | 2020-12-07 | Flexible recoil type impact-resistant explosion door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112377065A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114592779A (en) * | 2022-04-24 | 2022-06-07 | 浙江金大门业有限公司 | Explosion-proof door with high strength |
-
2020
- 2020-12-07 CN CN202011418863.2A patent/CN112377065A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114592779A (en) * | 2022-04-24 | 2022-06-07 | 浙江金大门业有限公司 | Explosion-proof door with high strength |
| CN114592779B (en) * | 2022-04-24 | 2024-03-29 | 浙江金大门业有限公司 | Explosion vent with high strength |
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Application publication date: 20210219 |