CN116256114A - Tightness testing system and method for fireproof door and window detection - Google Patents
Tightness testing system and method for fireproof door and window detection Download PDFInfo
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- CN116256114A CN116256114A CN202211665998.8A CN202211665998A CN116256114A CN 116256114 A CN116256114 A CN 116256114A CN 202211665998 A CN202211665998 A CN 202211665998A CN 116256114 A CN116256114 A CN 116256114A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
- Y02B80/22—Glazing, e.g. vaccum glazing
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- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention relates to the technical field of tightness test, in particular to a tightness test system and a tightness test method for fireproof door and window detection. The smoke seal detection mechanism at least comprises a smoke exhaust box and a collecting box which are arranged oppositely, wherein air bag cushions are arranged at the openings of the smoke exhaust box and the collecting box, linkage opening and closing components are arranged inside the smoke exhaust box and the collecting box, and extrusion transmission components are arranged between the air bag cushions and the linkage opening and closing components. The invention can avoid the phenomenon that smaller smoke scattered from gaps of the fireproof door and window can not be observed by naked eyes, improves the testing accuracy, and can reduce the outward diffusion of the smoke to pollute the environment.
Description
Technical Field
The invention relates to the technical field of tightness test, in particular to a tightness test system and a tightness test method for fireproof door and window detection.
Background
The fireproof door and window mainly comprises: the fireproof door is suitable for civil buildings and industrial buildings, when the fireproof doors and windows are installed, under specific environments, the fireproof doors and windows are required to be installed in a laboratory to prevent radiation, gas and the like from leaking and polluting the environments, and when two opposite fireproof doors and windows are attached and sealed, tightness detection is required, so that whether the requirements of manufacturing, installation and operation are met or not is judged;
at present, when the tightness of a fireproof door and window is detected, a brightening method and a smoke method are adopted, wherein the brightening method needs to emit light indoors in a darker environment, whether light transmission is observed through gaps of the fireproof door and window, the smoke method is to blow smoke indoors by means of a smoke generator, whether the smoke is scattered or not is observed, although the tightness can be detected in the mode, the brightening method has certain requirements on the environment, if the surrounding environment is brighter, the observation effect is affected, when the smoke method discharges the smoke, if smaller smoke scattered from the gaps of the fireproof door and window cannot be observed by naked eyes, the tightness detection is inaccurate, the direction of the scattered smoke cannot be guided, the detection progress is slow due to self-diffusion of the smoke, and the smoke is inconvenient to collect as much as possible when the smoke is diffused indoors or outdoors, so that the environment is easy to pollute.
Disclosure of Invention
The invention aims to provide a tightness test system and a tightness test method for detecting fireproof doors and windows, which are used for solving the problems in the background technology.
In order to achieve the above object, in one aspect, the present invention provides a tightness test system for detecting fire doors and windows, comprising a smoke seal detection mechanism, wherein the smoke seal detection mechanism at least comprises a smoke discharging box and a collecting box with openings of the smoke discharging box arranged oppositely, the smoke discharging box is used for discharging smoke indoors by means of a smoke generator in the smoke discharging box to blow the smoke to a gap of the fire doors and windows, and the collecting box is used for collecting the smoke floating from the gap when the tightness of the fire doors and windows is not qualified, wherein:
the smoke exhaust box is characterized in that the air bag cushion is arranged at the opening part of the smoke exhaust box, which is opposite to the collecting box, the linkage opening and closing assembly is arranged in the smoke exhaust box and the collecting box, the extrusion transmission assembly is arranged between the air bag cushion and the linkage opening and closing assembly, the linkage opening and closing assembly is in an open state when the extrusion transmission assembly is used for the air bag cushion to be attached to the periphery of a fireproof door and window gap, otherwise, when the air bag cushion leaves the fireproof door and window, the linkage opening and closing assembly in the smoke exhaust box is in a closed state to block smoke from being continuously discharged, and meanwhile, the linkage opening and closing assembly in the collecting box is in a closed state to block collected smoke from being discharged.
As a further improvement of the technical scheme, the linkage opening and closing assembly comprises two symmetrical rotating forks fixed on the inner walls of the smoke exhaust box and the collecting box, movable door plates are arranged in the rotating forks in a rotating mode, sealing soft cushions are arranged at the end portions of the two symmetrical movable door plates, and the sealing soft cushions are extruded and sealed under the joint state of the end portions of the two movable door plates.
As a further improvement of the technical scheme, under the closed state, two movable door plates form a V-shaped partition plate, and the distinguishing points of the two movable door plates inside the smoke exhaust box and the collecting box are as follows:
two movable door plates of the smoke exhaust box are protruded towards the fireproof door and window;
the two movable door plates of the collecting box are sunken towards the fireproof door and window.
As a further improvement of the technical scheme, the inner layer of the smoke exhaust box and the collecting box, which are close to the air bag cushion, is communicated with a sliding groove, the inner wall of the sliding groove is communicated with a power cavity, the extrusion transmission assembly at least comprises a piston frame which slides in the sliding groove in a sealing manner, the outer wall of the piston frame is provided with a rack which slides in the power cavity, the outer wall of the rack is meshed with a gear disc, and the rotating shaft of the gear disc is fixedly connected with the end part of the rotating shaft of the movable door plate.
As a further improvement of the technical scheme, an elastic piece is arranged between the end part of the piston frame and the end part of the inner cavity of the chute.
As a further improvement of this technical scheme, the sealed slip of fog generator is inside the smoke discharging box, just fog generator casing outer wall intercommunication is equipped with the exhaust port, the gasbag pad is aimed at to the exhaust port tip, wherein:
the smoke exhaust port edge and the two movable door plates are movably connected with a hinged push-pull frame, and the hinged push-pull frame is used for driving the smoke generator to slide when the two movable door plates are opened.
As a further improvement of the technical scheme, the outer walls of the smoke exhaust box and the collecting box are connected and provided with adsorption fixing components, and the adsorption fixing components are used for being fixedly connected with the fireproof doors and windows after aligning at the openings of the smoke exhaust box and the collecting box.
As the further improvement of this technical scheme, adsorb fixed subassembly at least includes a plurality of fixing respectively the link of cigarette case and collecting box outer wall, the link is "L" column structure, the link tip of cigarette case and collecting box outer wall sets up relatively, and the link tip is equipped with the magnetic path, two relative the magnetic path adsorbs the cooperation.
As the further improvement of this technical scheme, the cavity has been seted up to the link inside, the outer wall intercommunication that the cavity is close to the tip is equipped with the siphunculus, siphunculus tip intercommunication is equipped with the adsorption disc, wherein:
the magnetic block end is provided with a connecting rod, the connecting rod slides in the cavity in a sealing way, and is connected with a piston plate, the piston plate slides in the cavity in a sealing way, and a spring is fixedly connected between the piston plate end and the cavity end.
As a further improvement of the technical scheme, on the other hand, the invention also provides a detection method of the tightness test system for detecting the fireproof door and window, which comprises any one of the above tightness test systems for detecting the fireproof door and window, and the operation steps are as follows:
(one), installation stage
S1, when a smoke exhaust box and a collecting box are respectively positioned at two sides of a fireproof door and window, the end parts of connecting frames of the outer walls of the smoke exhaust box and the collecting box are opposite, magnetic blocks are attached to the fireproof door and window and are extruded, two opposite magnetic blocks are adsorbed to ensure that the smoke exhaust box and the collecting box are matched and opposite, an adsorption disc is extruded and adsorbed on the fireproof door and window, a connecting rod drives a piston plate to move inwards, air in the adsorption disc is adsorbed into a cavity under the atmospheric pressure, and the adsorption disc is ensured to be adsorbed and fixed on the fireproof door and window;
s2, simultaneously, the air bag gaskets at the end parts of the smoke exhaust box and the collecting box are extruded under the elasticity of the fireproof door and window to separate the interior of the smoke exhaust box and the collecting box from the outside, and the movable door plate of the linkage opening and closing assembly is driven to rotate to be in an open state by the extrusion transmission assembly;
(II) test stage
S3, discharging smoke from a smoke outlet to the interior of the smoke discharging box by a smoke generator in the smoke discharging box;
s4, if the fireproof door and window is sealed, the smoke exhaust box is arranged at the gap of the fireproof door and window, the smoke cannot be emitted into the collecting box, and at the moment, the fact that the smoke is not generated in the smoke exhaust box can be observed through the collecting box indicates that the fireproof door and window is sealed, otherwise, the smoke is contained in the smoke exhaust box when the smoke is observed through the collecting box, the fact that the fireproof door and window is not sealed is indicated;
(III) ending stage
S5, when the air bag cushion of the smoke discharging box leaves from the gap of the fireproof door and window, the linkage opening and closing assembly in the smoke discharging box is in a closed state to prevent smoke from continuously discharging, and meanwhile, the two movable door plates in the V shape in the smoke discharging box can be tightly connected by the force of extruding outwards from the smoke discharging box when the smoke in the smoke discharging box is extruded and discharged;
s6, when the air bag cushion of the smoke exhaust box leaves from the gap of the fireproof door and window, the linkage opening and closing assembly in the collecting box is in a closed state to block the collected smoke from being discharged, and meanwhile, when the two movable door plates in the V shape in the collecting box are closed, even if the smoke stored in the collecting box is outwards diffused and extruded, the smoke diffusion force enables the two movable door plates to be connected more tightly.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the tightness test system and the tightness test method for the fireproof door and window, the smoke discharging box is aligned to the gap of the fireproof door and window, if the fireproof door and window is sealed, smoke discharged to the gap of the fireproof door and window from the smoke discharging box cannot be emitted into the collecting box, no smoke can be observed in the smoke discharging box through the collecting box at the moment to indicate that the fireproof door and window is sealed, otherwise, when smoke is contained in the smoke discharging box through the collecting box, the smoke is not sealed, meanwhile, the size of the gap can be determined according to the smoke collected in the collecting box in the same time, the larger the gap is, the more the smoke is collected in the same time, the tightness test on the joint of the fireproof door and window is guaranteed, whether the use requirement is met is judged, the fact that smaller smoke emitted from the gap of the fireproof door and window cannot be observed by naked eyes is avoided, and the test accuracy is improved.
2. According to the tightness testing system and the tightness testing method for the detection of the fireproof door and window, under the elastic force of the fireproof door and window, the inside of the smoke discharging box and the inside of the collecting box are separated from the outside through the extrusion of the air bag cushion, so that smoke can only enter the inside of the collecting box along the smoke discharging box through the gaps of the fireproof door and window, the smoke is more concentrated, the detection accuracy is improved, and on the other hand, the linkage opening and closing assembly is opened, so that the smoke can be emitted from the inside of the smoke discharging box to the gaps of the fireproof door and window for tightness inspection more conveniently.
3. According to the sealing test system and the detection method for the fireproof door and window, the smoke outlet can be contracted than the inner size of the smoke outlet box through the V-shaped movable door plates protruding towards the direction of the fireproof door and window in the smoke outlet box, and the smoke discharging intensity between the two movable door plates is higher under the same smoke outlet amount, so that the intensity of a gap between the fireproof door and window is high, the effect of smoke diffusion can be improved, the detection efficiency is improved, meanwhile, the V-shaped two movable door plates can be tightly connected through the force of extruding outwards from the smoke outlet box when smoke inside the smoke outlet box is extruded and discharged, and the two movable door plates are prevented from being flushed out and diffusing outwards by the smoke discharging intensity.
4. According to the tightness testing system and the tightness testing method for the fireproof door and window detection, through the V-shaped movable door plates which are concave towards the direction of the fireproof door and window in the collecting box, smoke entering the collecting box flows towards the inside of the collecting box along the surface of the movable door plate, flow is guided to the smoke flow, the collecting effect is improved, meanwhile, when the two movable door plates are closed, even if the smoke stored in the collecting box is outwards diffused and extruded, the two movable door plates are tightly connected due to the strength of the smoke diffusion, the collected smoke is prevented from being discharged, and the storage safety is improved.
5. In the tightness testing system and the tightness testing method for the detection of the fireproof door and window, the smoke exhaust box and the collecting box are ensured to be matched and opposite through the adsorption of two opposite magnetic blocks, meanwhile, the adsorption disc is extruded and adsorbed on the fireproof door and window, the connecting rod drives the piston plate to move inwards, and air inside the adsorption disc is adsorbed into the cavity under the atmospheric pressure, so that the adsorption disc is ensured to be adsorbed and fixed on the fireproof door and window.
Drawings
FIG. 1 is a schematic diagram of the overall structure assembly of the present invention;
FIG. 2 is a fragmentary view of the overall structure of the present invention;
FIG. 3 is an illustration of the overall structure of the present invention;
FIG. 4 is a cross-sectional view of the smoke seal detection mechanism of the present invention;
FIG. 5 is a schematic view of the structure of FIG. 4A according to the present invention;
FIG. 6 is a cross-sectional view of the smoke evacuation box structure of the present invention;
FIG. 7 is a schematic view of an extrusion drive assembly according to the present invention;
FIG. 8 is a schematic view of the structure of the hinged push-pull frame of the present invention;
FIG. 9 is a schematic structural assembly view of an adsorption fixing assembly according to the present invention;
FIG. 10 is a schematic diagram of the structure of the adsorption fixture and smoke seal detection mechanism of the present invention;
FIG. 11 is a sectional view of the suction attachment assembly of the present invention.
The meaning of each reference sign in the figure is:
100. a smoke seal detection mechanism;
110. a smoke exhaust box; 120. a collection box; 130. an airbag cushion; 140. a chute; 150. a power cavity;
200. a linkage opening and closing assembly;
210. a rotating fork; 220. a movable door panel; 221. sealing the soft cushion; 230. a hinged push-pull frame;
300. a smoke generator;
310. a smoke outlet;
400. extruding the transmission assembly;
410. a piston frame; 420. a rack; 430. a gear plate; 440. an elastic member;
500. an adsorption fixing assembly;
510. a connecting frame; 511. a cavity; 520. a magnetic block; 521. a connecting rod; 522. a piston plate; 523. a spring; 530. a through pipe; 531. and (3) an adsorption disc.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
The fireproof door and window mainly comprises: the fireproof door is suitable for civil buildings and industrial buildings, when the fireproof doors and windows are installed, under specific environments, the fireproof doors and windows are required to be installed in a laboratory to prevent radiation, gas and the like from leaking and polluting the environments, and when two opposite fireproof doors and windows are attached and sealed, tightness detection is required, so that whether the requirements of manufacturing, installation and operation are met or not is judged;
at present, a brightening method and a smoke method are adopted when the tightness of a fireproof door and a fireproof window is detected:
the brightening method needs to send out the brightening indoors in a darker environment, and observe whether the fire door and window gaps are transparent or not;
the smoke method is to blow smoke indoors by means of a smoke generator to observe whether the smoke drifts;
the method can detect the tightness, but the bright method has certain requirements on the environment, if the surrounding environment is brighter, the observation effect is affected, when the smoke method discharges smoke, if smaller smoke scattered from gaps of the fireproof doors and windows cannot be observed by naked eyes, the tightness detection is inaccurate, the direction of the scattering of the smoke cannot be guided, the detection progress is slow due to self-diffusion of the smoke, and the smoke is inconvenient to collect as much as possible when being diffused indoors or outdoors, so that the environment is easy to pollute;
referring to fig. 1-7, a first embodiment of the present invention is shown, the present embodiment provides a tightness test system for detecting fire doors and windows, including a smoke seal detecting mechanism 100, the smoke seal detecting mechanism 100 includes at least a smoke exhaust box 110 and a collecting box 120 with openings of the smoke exhaust box 110 opposite to each other, the smoke exhaust box 110 is used for blowing smoke discharged from a room by means of a smoke generator 300 inside the smoke exhaust box to a gap of the fire doors and windows, the collecting box 120 is used for collecting smoke floating from the gap when the tightness of the fire doors and windows is not qualified, the smoke exhaust box 110 is aligned to the gap of the fire doors and windows, if the fire doors and windows are sealed, the smoke discharged from the smoke exhaust box 110 to the gap of the fire doors and windows cannot be emitted into the collecting box 120, and no smoke can be observed through the collecting box 120 at this time, which indicates that the fire doors and windows are sealed, otherwise, when the smoke contained in the collecting box 120 is observed, the smoke collected in the collecting box 120 can be determined to be in the size of the gap according to the same time, the size of the gap is bigger, and more smoke collected in the same time is used for collecting the smoke, the gap is guaranteed to conform to the tightness test of the fire doors and windows, if the tightness is not met, the fire doors and windows cannot be observed by the fire doors and windows, and windows can not be observed, compared with the fire protection requirements, if the fire doors and windows are observed, and windows are better.
The air bag cushion 130 is arranged at the opening of the smoke exhaust box 110 and the collecting box 120, the linkage opening and closing component 200 is arranged in the smoke exhaust box 110 and the collecting box 120, the extrusion transmission component 400 is arranged between the air bag cushion 130 and the linkage opening and closing component 200, when the extrusion transmission component 400 is used for attaching the air bag cushion 130 around the fireproof door and window gap, the linkage opening and closing component 200 is in an open state, otherwise, when the air bag cushion 130 leaves the fireproof door and window, the linkage opening and closing component 200 in the smoke exhaust box 110 is in a closed state to prevent the smoke from continuously discharging, and meanwhile, the linkage opening and closing component 200 in the collecting box 120 is in a closed state to prevent the collected smoke from discharging, considering that the smoke is inconvenient to collect as much as possible when being diffused indoors or outdoors, the environment is easy to pollute, therefore, under the elastic force of the fireproof door and window, the interior of the smoke discharging box 110 and the interior of the collecting box 120 are isolated from the outside through the extrusion of the airbag cushion 130, so that the smoke can only enter the interior of the collecting box 120 along the smoke discharging box 110 through the gaps of the fireproof door and window, the smoke is more concentrated, the detection accuracy is improved, and on the other hand, the linkage opening and closing assembly 200 is opened, so that the smoke can be dispersed from the interior of the smoke discharging box 110 to the gaps of the fireproof door and window for more convenient tightness inspection;
when the airbag cushion 130 leaves from the gap of the fireproof door and window, the linkage opening and closing assembly 200 in the smoke exhaust box 110 is in a closed state to prevent smoke from being continuously exhausted, and meanwhile, the linkage opening and closing assembly 200 in the collecting box 120 is in a closed state to prevent collected smoke from being exhausted, so that the smoke generator 300 in the smoke exhaust box 110 is prevented from continuously emitting smoke, the smoke collected in the collecting box 120 is prevented from emitting, and the influence of the smoke scattering in the air on the indoor and outdoor environments is reduced.
Firstly, the specific structure of the linkage opening and closing assembly 200 is disclosed, smoke can be discharged from the smoke discharging box 110, the collecting box 120 can collect smoke permeated from fireproof doors and windows, and particularly as shown in fig. 6, the linkage opening and closing assembly 200 comprises two symmetrical rotating forks 210 fixed on the inner walls of the smoke discharging box 110 and the collecting box 120, movable door plates 220 are rotatably arranged in the rotating forks 210, sealing cushions 221 are arranged at the end parts of the two symmetrical movable door plates 220, the sealing cushions 221 are extruded and sealed under the joint state of the end parts of the two movable door plates 220, the two movable door plates 220 are rotated, the two movable door plates 220 are opened, the smoke in the smoke discharging box 110 can be discharged, the smoke permeated from gaps of the fireproof doors and windows can enter the collecting box 120, otherwise, the two movable door plates 220 are rotated to be sealed, the smoke discharged from the smoke generator 300 is blocked on the inner wall of the smoke discharging box 110, the smoke leakage during detection is avoided, and meanwhile, the smoke collected in the collecting box 120 can be blocked by the two movable door plates 220, and the environment is prevented from being polluted by the smoke diffusion.
Specifically, since the smoke exhausted from the smoke exhaust box 110 cannot be effectively sprayed in the gaps of the fireproof doors and windows, the smoke entering the collecting box 120 is inconvenient to be stored in a centralized manner, so that the direction of the smoke needs to be guided, and in the closed state, the two movable door panels 220 form a V-shaped partition board, and the two movable door panels 220 inside the smoke exhaust box 110 and the collecting box 120 are provided with the following distinguishing points:
the two movable door panels 220 of the smoke exhaust box 110 are protruded towards the fireproof door and window direction;
the two movable door panels 220 of the collecting box 120 are recessed toward the fireproof door and window;
the aim is that: the smoke outlet 310 can be contracted compared with the internal size of the smoke exhaust box 110 by the V-shaped movable door plates 220 protruding towards the fireproof door and window direction in the smoke exhaust box 110, and the smoke exhaust intensity between the two movable door plates 220 is higher under the same smoke output, so that the intensity of gaps between the fireproof door and window is higher, the effect of smoke diffusion can be improved, the detection efficiency is facilitated, and meanwhile, the V-shaped two movable door plates 220 can be tightly connected by the force of extruding outwards from the smoke exhaust box 110 when the smoke inside the smoke exhaust box 110 is extruded and exhausted, and the two movable door plates 220 are prevented from being flushed out and diffusing outwards by the smoke exhaust intensity;
through the inside sunken "V" word form movable door plant 220 of fire prevention door and window direction of collecting box 120, can realize getting into the smog in the collecting box 120 and flowing to the collecting box 120 inside along movable door plant 220 surface, flow the water conservancy diversion to smog, improve the collection effect, simultaneously, even when two movable door plant 220 are closed, the inside smog of storing of collecting box 120 outwards diffuses the extrusion, smog diffusion's dynamics makes two movable door plant 220 connect compacter, avoids the smog discharge of collecting, improves the storage security.
Secondly, the specific structure of the extrusion transmission assembly 400 is disclosed, when the airbag cushion 130 is attached to the periphery of a gap of a fireproof door and window, the linkage opening and closing assembly 200 is driven to be in an opening state, when the airbag cushion 130 is detached from the fireproof door and window, the linkage opening and closing assembly 200 is driven to be in a closing state, please refer to fig. 4 and 5, firstly, the smoke exhaust box 110 and the collecting box 120 are communicated with the inner layer close to the airbag cushion 130, the sliding groove 140 is formed in the inner wall of the sliding groove 140, the power cavity 150 is formed in the inner wall of the sliding groove 140 in the communicating manner, the extrusion transmission assembly 400 at least comprises a piston frame 410 sliding in the sliding groove 140 in a sealing manner, the outer wall of the piston frame 410 is provided with a rack 420 sliding in the power cavity 150, the outer wall of the rack 420 is meshed with a gear disc 430, the rotating shaft of the gear disc 430 is fixedly connected with the rotating shaft end part of the movable door plate 220, and when the airbag cushion 130 is extruded and attached to the fireproof door and window, the air inside the airbag cushion 130 slides into the sliding groove 140, so that the rack 420 drives the gear disc 430 to rotate in the power cavity 150, thereby realizing the rotation of the movable door plate 220, and the two symmetrical door plates 220 simultaneously rotate in opposite directions.
Specifically, if the piston frame 410 is to be reset when the airbag cushion 130 is far away from the fireproof door and window, an elastic member 440 is disposed between the end of the piston frame 410 and the end of the inner cavity of the chute 140, as shown in fig. 7, when the piston frame 410 is extruded along with the airbag cushion 130, the elastic member 440 is compressed, and then when the airbag cushion 130 is released from extrusion, the elastic member 440 drives the piston frame 410 to move towards the airbag cushion 130 under the resilience force of the elastic member 440, so as to realize the recovery and expansion of the airbag cushion 130, thereby facilitating the subsequent reuse.
Since the smoke generator 300 is limited in space inside the smoke discharging box 110 when discharging smoke, the discharged smoke cannot be rapidly discharged to the surface of the fireproof door and window, and thus, as shown in fig. 8, a second embodiment of the present invention is specifically shown, the smoke generator 300 is hermetically slid inside the smoke discharging box 110, and the outer wall of the housing of the smoke generator 300 is communicated with a smoke outlet 310, and the end of the smoke outlet 310 is aligned with the airbag cushion 130, wherein:
the edge of the smoke outlet 310 and the surfaces of the two movable door plates 220 are movably connected with the hinged push-pull frame 230, the hinged push-pull frame 230 is used for driving the smoke generator 300 to slide when the two movable door plates 220 are opened, after the two movable door plates 220 are rotated and opened, the movable door plates 220 drive the hinged push-pull frame 230 to rotate and pull to drive the smoke outlet 310 to approach the movable door plates 220, and as the smoke generator 300 slides in a sealing manner, smoke is extruded to be rapidly discharged between the two movable door plates 220 under the action of atmospheric pressure, so that the smoke discharge intensity is improved, and the test efficiency is improved;
the smoke generator 300 may be operated by heating and evaporating a liquid using an electrothermal network, as known to those skilled in the art, to generate vapor smoke.
When the smoke discharging box 110 and the collecting box 120 are used for discharging smoke and collecting the smoke, if the openings of the smoke discharging box 110 and the collecting box 120 are not corresponding, the smoke permeated from the gaps of the fireproof doors and windows is caused to drift outwards to affect the testing effect, therefore, referring to fig. 9-11, a third embodiment of the present invention is shown, and the outer walls of the smoke discharging box 110 and the collecting box 120 are respectively connected with an adsorption fixing assembly 500, and the adsorption fixing assembly 500 is used for being connected and fixed with the fireproof doors and windows after the openings of the smoke discharging box 110 and the collecting box 120 are aligned.
Firstly, specifically disclose the structure of the adsorption fixing assembly 500, guarantee to realize that the smoke discharging box 110 and the collecting box 120 are connected and fixed with the fireproof door and window after aligning, specifically, as shown in fig. 11, at least, the adsorption fixing assembly 500 comprises a plurality of connecting frames 510 fixed on the outer walls of the smoke discharging box 110 and the collecting box 120 respectively, the connecting frames 510 are of an L-shaped structure, the end parts of the connecting frames 510 on the outer walls of the smoke discharging box 110 and the collecting box 120 are oppositely arranged, the end parts of the connecting frames 510 are provided with magnetic blocks 520, two opposite magnetic blocks 520 are in adsorption fit, when the smoke discharging box 110 and the collecting box 120 are respectively positioned on two sides of the fireproof door and window, the end parts of the connecting frames 510 on the outer walls of the smoke discharging box 110 and the collecting box 120 are opposite, and the two opposite magnetic blocks 520 are adsorbed, so that the relative fixation of the smoke discharging box 110 and the collecting box 120 can be realized, meanwhile, the corresponding openings of the smoke diffusion and the collecting effect is improved.
Because the fixed effect of smoke exhaust case 110 and collection box 120 and fire prevention door and window is limited, needs the staff to press fixedly, leads to wasting time and energy, consequently, has seted up cavity 511 in link 510 inside, and the outer wall intercommunication that cavity 511 is close to the tip is equipped with siphunculus 530, and siphunculus 530 tip intercommunication is equipped with adsorption disk 531, wherein:
the magnetic block 520 tip is equipped with the connecting rod 521, and the connecting rod 521 is sealed to slide inside cavity 511, and be connected with piston plate 522, piston plate 522 is sealed to slide inside cavity 511, fixedly connected with spring 523 between piston plate 522 tip and the cavity 511 tip, laminating fire door and window extrusion through magnetic block 520, and, adsorption disc 531 extrusion adsorbs on fire door and window, make the connecting rod 521 drive piston plate 522 inwards motion simultaneously, under atmospheric pressure, make the inside air adsorption of adsorption disc 531 get into inside cavity 511, ensure that adsorption disc 531 better adsorbs and fix on fire door and window, improve smoke exhaust case 110 and collection box 120 and fire door and window's fixed effect.
On the other hand, the invention also provides a detection method of the tightness test system for detecting the fireproof doors and windows, which comprises the following operation steps:
(one), installation stage
S1, when a smoke exhaust box 110 and a collecting box 120 are respectively positioned on two sides of a fireproof door and window, the end parts of a connecting frame 510 of the outer walls of the smoke exhaust box 110 and the collecting box 120 are opposite, magnetic blocks 520 are attached to the fireproof door and window and are extruded, two opposite magnetic blocks 520 are adsorbed to ensure that the openings of the smoke exhaust box 110 and the collecting box 120 are matched and opposite, an adsorption disc 531 is extruded and adsorbed on the fireproof door and window, a connecting rod 521 drives a piston plate 522 to move inwards, and under the atmospheric pressure, air in the adsorption disc 531 is adsorbed into a cavity 511 to ensure that the adsorption disc 531 is adsorbed and fixed on the fireproof door and window;
s2, simultaneously, the airbag cushion 130 at the end parts of the smoke discharging box 110 and the collecting box 120 is extruded under the elasticity of the fireproof door and window to separate the inside of the smoke discharging box 110 and the collecting box 120 from the outside, and the extrusion transmission assembly 400 drives the movable door plate 220 of the linkage opening and closing assembly 200 to rotate to be in an open state;
(II) test stage
S3, discharging smoke from a smoke outlet 310 to the interior of the smoke discharging box 110 by a smoke generator 300 in the smoke discharging box 110;
s4, if the fireproof doors and windows are sealed, the smoke exhausted by the smoke exhaust box 110 to the gaps of the fireproof doors and windows cannot be emitted into the collecting box 120, and at the moment, the fact that the smoke is not generated in the smoke exhaust box can be observed through the collecting box 120 indicates that the fireproof doors and windows are sealed, otherwise, the smoke is contained in the smoke exhaust box when the smoke exhaust box is observed through the collecting box 120, the smoke exhaust box indicates that the fireproof doors and windows are not sealed;
(III) ending stage
S5, when the airbag cushion 130 of the smoke discharging box 110 leaves from the gap of the fireproof door and window, the linkage opening and closing assembly 200 in the smoke discharging box 110 is in a closed state to prevent smoke from continuously discharging, meanwhile, when the smoke in the smoke discharging box 110 is extruded and discharged, the two movable door plates 220 in the V shape can be connected more tightly by the force of extruding outwards from the smoke discharging box 110, and the two movable door plates 220 are prevented from being punched and spread outwards by the strength of smoke discharge;
s6, when the airbag cushion 130 of the smoke exhaust box 110 leaves from the gap of the fireproof door and window, the linkage opening and closing assembly 200 in the interior of the collection box 120 is in a closed state to block the collected smoke from being discharged, and meanwhile, when the two movable door plates 220 in the shape of the V in the interior are closed, even if the smoke stored in the interior of the collection box 120 is outwards diffused and extruded, the two movable door plates 220 are connected more tightly due to the strength of the smoke diffusion, so that the collected smoke is prevented from being discharged.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a fire prevention door and window detects with leakproofness test system, includes smog seal detection mechanism (100), its characterized in that: the smoke seal detection mechanism (100) comprises a smoke discharging box (110) and a collecting box (120) which is arranged opposite to the opening of the smoke discharging box (110), wherein the smoke discharging box (110) is used for blowing smoke to a gap of a fireproof door and window in a room by means of a smoke generator (300) in the smoke discharging box, and the collecting box (120) is used for collecting the smoke floating from the gap when the tightness of the fireproof door and window is unqualified, and the smoke seal detection mechanism comprises:
the smoke exhaust box (110) and the collection box (120) are provided with air bag gaskets (130) at opposite openings, the smoke exhaust box (110) and the collection box (120) are internally provided with linkage opening and closing assemblies (200), the air bag gaskets (130) are internally provided with extrusion transmission assemblies (400) and the linkage opening and closing assemblies (200) are internally provided with extrusion transmission assemblies (400), the extrusion transmission assemblies (400) are used for being attached to the periphery of a fireproof door and window gap by the air bag gaskets (130), the linkage opening and closing assemblies (200) are in an open state, otherwise, when the air bag gaskets (130) leave the fireproof door and window, the linkage opening and closing assemblies (200) in the smoke exhaust box (110) are in a closed state to block smoke from being continuously discharged, and meanwhile the linkage opening and closing assemblies (200) in the collection box (120) are in a closed state to block collected smoke from being discharged.
2. The tightness test system for detecting fire doors and windows according to claim 1, wherein: the linkage opening and closing assembly (200) comprises two symmetrical rotating forks (210) fixed on the inner walls of the smoke exhaust box (110) and the collecting box (120), movable door plates (220) are arranged in the rotating forks (210) in a rotating mode, sealing cushions (221) are arranged at the ends of the two symmetrical movable door plates (220), and the sealing cushions (221) are extruded and sealed under the joint state of the ends of the two movable door plates (220).
3. The tightness test system for detecting fire doors and windows according to claim 2, wherein: in the closed state, the two movable door plates (220) form a V-shaped partition plate, and the distinguishing points of the two movable door plates (220) inside the smoke discharging box (110) and the collecting box (120) are as follows:
two movable door plates (220) of the smoke exhaust box (110) are protruded towards the fireproof door and window;
two movable door plates (220) of the collecting box (120) are sunken towards the fireproof door and window.
4. The tightness test system for detecting fire doors and windows according to claim 3, wherein: the inner layer communication that smoke discharging box (110) and collection box (120) are close to gasbag pad (130) has seted up spout (140), power chamber (150) have been seted up to spout (140) inner wall intercommunication, extrusion drive assembly (400) are in including sealed slip at least piston frame (410) inside spout (140), piston frame (410) outer wall is equipped with and slides rack (420) inside power chamber (150), rack (420) outer wall meshing has gear disc (430), the pivot of gear disc (430) with the pivot tip fixed connection of activity door plant (220).
5. The tightness test system for detecting fire doors and windows according to claim 4, wherein: an elastic piece (440) is arranged between the end part of the piston frame (410) and the end part of the inner cavity of the sliding groove (140).
6. The tightness test system for detecting fire doors and windows according to claim 5, wherein: the smoke generator (300) is sealed to slide inside smoke box (110), just smoke generator (300) casing outer wall intercommunication is equipped with exhaust port (310), airbag cushion (130) are aimed at to exhaust port (310) tip, wherein:
the two movable door plates (220) are movably connected with the hinged push-pull frame (230) between the edges of the smoke outlet (310) and the surfaces of the two movable door plates (220), and the hinged push-pull frame (230) is used for driving the smoke generator (300) to slide when the two movable door plates (220) are opened.
7. The tightness test system for detecting fire doors and windows according to claim 1, wherein: the smoke exhaust box (110) and the collecting box (120) are connected and provided with an adsorption fixing assembly (500), and the adsorption fixing assembly (500) is used for being connected and fixed with the fireproof door and window after aligning at the openings of the smoke exhaust box (110) and the collecting box (120).
8. The tightness test system for detecting fire doors and windows according to claim 7, wherein: the adsorption fixing assembly (500) at least comprises a plurality of connecting frames (510) which are respectively fixed on the outer walls of the smoke discharging box (110) and the collecting box (120), the connecting frames (510) are of L-shaped structures, the end parts of the connecting frames (510) on the outer walls of the smoke discharging box (110) and the collecting box (120) are oppositely arranged, the end parts of the connecting frames (510) are provided with magnetic blocks (520), and the two opposite magnetic blocks (520) are in adsorption fit.
9. The tightness test system for detecting fire doors and windows according to claim 8, wherein: the inside cavity (511) of having seted up of link (510), the outer wall intercommunication that cavity (511) are close to the tip is equipped with siphunculus (530), siphunculus (530) tip intercommunication is equipped with adsorption disk (531), wherein:
the magnetic block (520) end is provided with a connecting rod (521), the connecting rod (521) slides in a sealing manner inside the cavity (511), and is connected with a piston plate (522), the piston plate (522) slides in a sealing manner inside the cavity (511), and a spring (523) is fixedly connected between the piston plate (522) end and the cavity (511) end.
10. A method for detecting a tightness test system for fire door and window detection as defined in any of claims 1-9, characterized by: the method comprises the following steps:
(one), installation stage
S1, when a smoke discharging box (110) and a collecting box (120) are respectively positioned at two sides of a fireproof door and window, the end parts of connecting frames (510) of the outer walls of the smoke discharging box (110) and the collecting box (120) are opposite, magnetic blocks (520) are attached to the fireproof door and window and are extruded, two opposite magnetic blocks (520) are adsorbed to ensure that the smoke discharging box (110) and the collecting box (120) are matched and opposite in opening, an adsorption disc (531) is extruded and adsorbed on the fireproof door and window, a connecting rod (521) drives a piston plate (522) to move inwards, air in the adsorption disc (531) is adsorbed into a cavity (511) under the atmospheric pressure, and the adsorption disc (531) is ensured to be adsorbed and fixed on the fireproof door and window;
s2, simultaneously, the air bag gaskets (130) at the end parts of the smoke exhaust box (110) and the collecting box (120) are extruded under the elasticity of fireproof doors and windows, so that the interiors of the smoke exhaust box (110) and the collecting box (120) are separated from the outside, and the movable door plate (220) of the linkage opening and closing assembly (200) is driven to rotate to be in an open state by the extrusion transmission assembly (400);
(II) test stage
S3, discharging smoke from a smoke outlet (310) to the interior of the smoke discharging box (110) by a smoke generator (300) in the smoke discharging box (110);
s4, if the fireproof door and window is sealed, smoke discharged from the smoke discharging box (110) to the gap of the fireproof door and window cannot be emitted into the collecting box (120), at the moment, no smoke can be observed in the smoke discharging box through the collecting box (120), and the sealing of the fireproof door and window is indicated, otherwise, when the smoke is contained in the smoke discharging box through the collecting box (120), the sealing of the fireproof door and window is indicated;
(III) ending stage
S5, when the airbag cushion (130) of the smoke discharging box (110) leaves from the gap of the fireproof door and window, the linkage opening and closing assembly (200) in the smoke discharging box (110) is in a closed state to prevent smoke from continuously discharging, and meanwhile, when the smoke in the smoke discharging box (110) is extruded and discharged, the two movable door plates (220) in the V shape can be tightly connected by the force of extruding outwards from the smoke discharging box (110);
s6, when the airbag cushion (130) of the smoke exhaust box (110) leaves from the gap of the fireproof door and window, the linkage opening and closing component (200) in the collecting box (120) is in a closed state to block the collected smoke from being exhausted, and meanwhile, when the two movable door plates (220) in the V shape in the collecting box are closed, even if the smoke stored in the collecting box (120) is outwards diffused and extruded, the smoke diffusion force enables the two movable door plates (220) to be connected more tightly.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211665998.8A CN116256114A (en) | 2022-12-23 | 2022-12-23 | Tightness testing system and method for fireproof door and window detection |
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| CN202211665998.8A CN116256114A (en) | 2022-12-23 | 2022-12-23 | Tightness testing system and method for fireproof door and window detection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117705364A (en) * | 2024-02-05 | 2024-03-15 | 晋中市综合检验检测中心 | Air tightness detection device for pressure gauge |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117705364A (en) * | 2024-02-05 | 2024-03-15 | 晋中市综合检验检测中心 | Air tightness detection device for pressure gauge |
| CN117705364B (en) * | 2024-02-05 | 2024-04-26 | 晋中市综合检验检测中心 | Air tightness detection device for pressure gauge |
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