CN115251608A - Explosion-proof self-closed laboratory hazardous chemical storage cabinet - Google Patents
Explosion-proof self-closed laboratory hazardous chemical storage cabinet Download PDFInfo
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- CN115251608A CN115251608A CN202211081482.9A CN202211081482A CN115251608A CN 115251608 A CN115251608 A CN 115251608A CN 202211081482 A CN202211081482 A CN 202211081482A CN 115251608 A CN115251608 A CN 115251608A
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- proof
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- 239000000383 hazardous chemical Substances 0.000 title claims abstract description 31
- 239000000203 mixture Substances 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000004804 winding Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims 3
- 238000006073 displacement reaction Methods 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 abstract description 9
- 238000004880 explosion Methods 0.000 abstract description 7
- 239000000126 substance Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 238000001514 detection method Methods 0.000 description 6
- 239000000779 smoke Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical group 0.000 description 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 231100000481 chemical toxicant Toxicity 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 description 1
- 229910000397 disodium phosphate Inorganic materials 0.000 description 1
- 235000019800 disodium phosphate Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010438 granite Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B67/00—Chests; Dressing-tables; Medicine cabinets or the like; Cabinets characterised by the arrangement of drawers
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B46/00—Cabinets, racks or shelf units, having one or more surfaces adapted to be brought into position for use by extending or pivoting
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B57/00—Cabinets, racks or shelf units, characterised by features for adjusting shelves or partitions
- A47B57/30—Cabinets, racks or shelf units, characterised by features for adjusting shelves or partitions with means for adjusting the height of detachable shelf supports
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B73/00—Bottle cupboards; Bottle racks
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B96/00—Details of cabinets, racks or shelf units not covered by a single one of groups A47B43/00 - A47B95/00; General details of furniture
- A47B96/02—Shelves
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/005—Delivery of fire-extinguishing material using nozzles
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C5/00—Making of fire-extinguishing materials immediately before use
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C5/00—Making of fire-extinguishing materials immediately before use
- A62C5/004—Making of fire-extinguishing materials immediately before use for producing carbon-dioxide snow, carbon-dioxide ice, carbon-dioxide gas, carbon-dioxide liquid, or mixtures thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L1/00—Enclosures; Chambers
- B01L1/50—Enclosures; Chambers for storing hazardous materials in the laboratory, e.g. cupboards, waste containers
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Clinical Laboratory Science (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention relates to the field of hazardous chemical storage, and particularly discloses an explosion-proof self-closed laboratory hazardous chemical storage cabinet. According to the invention, in an emergency state of hazardous chemicals, the sensor detects that the bracket is turned over backwards, the gate is released, the closed cabinet body is released by using the gate, the vertical trigger unit is released after the bracket is turned over, the temperature rises to trigger the horizontal trigger unit, so that the mixture is mixed to generate the fire extinguishing agent, the fire extinguishing agent is covered inside the cabinet body, the inside of the cabinet body can be automatically closed, meanwhile, the fire extinguishing agent can be covered on the hazardous chemicals, and the situation that the hazardous chemicals overflow caused by burning and explosion endangers the outside of the cabinet body is avoided.
Description
Technical Field
The invention relates to the field of hazardous chemical storage, in particular to an explosion-proof self-closed laboratory hazardous chemical storage cabinet.
Background
Hazardous chemical according to the third article of the regulations on safety management of hazardous chemicals, the hazardous chemical in this article refers to a highly toxic chemical and other chemicals which have properties of toxicity, corrosion, explosion, combustion-supporting and the like and are harmful to human bodies, facilities and environments.
The current dangerization article are placed in some storage cabinets, the light-resistant, and the normal atmospheric temperature ventilates, and the cabinet body adopts the metal system, possesses certain protectiveness, but the dangerization article in case take place emergency such as fire and explode, and artificial control has the potential safety hazard, and during the fire and explode, the cabinet body needs to be sealed, and artificial unable operation causes the thing that fires or the extremely toxic material spills over, causes secondary damage.
Disclosure of Invention
The invention provides an explosion-proof self-closed laboratory hazardous chemical storage cabinet, which solves the technical problem that a cabinet body cannot be controlled and closed manually in an emergency state in the related technology.
According to one aspect of the invention, an explosion-proof self-closed laboratory hazardous chemical substance storage cabinet is provided, which comprises a cabinet body and an inner storage box arranged in the cabinet body, wherein one side of the cabinet body is provided with an opening, the opening side of the cabinet body is provided with a cabinet door, the inner side wall of the cabinet door is provided with a detection unit, the cabinet body is provided with a bracket unit close to the inner side of the cabinet door, the top end of the bracket unit is provided with a gate mechanism, and the gate mechanism can move along the axial direction of the bracket unit and block the opening side of the cabinet body;
the support unit comprises a folding support and a lower support, the lower support is connected with the folding support through a hinge, a turnover hydraulic cylinder is arranged between the outer wall of the cabinet body and the outer wall of the folding support, and the folding support rotates ninety degrees under the driving of the turnover hydraulic cylinder and is overlapped with the upper surface of the cabinet body;
the utility model discloses a fire extinguishing mechanism, including cabinet body, opening, folding support, vertical trigger unit, horizontal trigger unit and detection unit, the cabinet body is kept away from opening one end both sides interior limit and all installs the mechanism of putting out a fire, and the inner wall of the mechanism of just putting out a fire is pegged graft perpendicularly and is had vertical trigger unit, and horizontal trigger unit is installed to the top outer wall of the mechanism of putting out a fire, vertical trigger unit's top is connected with the top both corners department of folding support, electric connection between horizontal trigger unit and the detection unit, vertical trigger unit and horizontal trigger unit release mixture respectively to put out a fire in the mechanism to the mixture is along the spray tube output that the tip of the mechanism of putting out a fire is connected.
Further, the method comprises the following steps: the vertical trigger unit comprises a placing seat, a connecting screw head, a clamping plate and a first mixed material, the connecting screw head is installed on the outer wall of the top end of the clamping plate, the first mixed material is installed on the outer wall of the bottom end of the clamping plate, the clamping plate is connected with the outer wall of the bottom end of the placing seat in a clamping mode, the placing seat is installed on the outer wall of the top end of the cabinet body, and the placing seat is of a U-shaped structure.
Further, the method comprises the following steps: the horizontal trigger unit is including connecting channel, elastic component, temperature change board and second mixture are all located in the inner wall of connecting the channel, the top of temperature change board is supported and is leaned on and connect on the bottom inner wall of elastic component, the tip of elastic component is located to the second mixture.
Further, the method comprises the following steps: the elastic piece comprises an elastic block and a spring, the spring is installed between the inner wall of the connecting channel and the elastic block, and the vertical section of the elastic block is of an n-shaped structure.
Further, the method comprises the following steps: the temperature change plate is of a V-shaped structure, the top end of the temperature change plate is provided with an inserting piece, and the top end of the inserting piece is inserted into the inner wall of the elastic block.
Further, the method comprises the following steps: the fire extinguishing mechanism comprises a mixing channel, a lower puncture tip and a side puncture tip, wherein the lower puncture tip and the side puncture tip are respectively arranged on the bottom wall and the side wall of the mixing channel, the lower puncture tip is positioned under the first mixed material, and the side puncture tip is positioned on the axis of the second mixed material.
Further: the gate mechanism comprises a cross beam, a lifting unit and an explosion-proof plate, the cross beam is installed on the outer wall of the top end of the folding support, the lifting unit is installed on the cross beam, and the explosion-proof plate is installed at the lifting end of the lifting unit.
Further: the lifting unit comprises a winding motor, a steel cable and a driving wheel, the driving wheel is installed in the beam, the steel cable is wound on the outer wall of the driving wheel, the end portion of the steel cable is connected to a winding reel connected with an output shaft of the winding motor, the other end of the steel cable is connected to the outer wall of the top end of the explosion-proof plate, and two sides of the explosion-proof plate are slidably connected to the inner wall of the folding support and move along the axial direction of the folding support.
Further, the method comprises the following steps: the both ends of crossbeam all are equipped with combines the piece, and combine the piece and be connected through threaded connection between the spiral shell head.
Further, the method comprises the following steps: interior storage case includes the box, places board and shelves strip, on the both sides inner wall of box was located to the shelves strip, and place the board level and place on the outer wall of shelves strip, the outer wall of placing the board is equipped with a plurality of and puts the hole, and places the layer board that the bottom installation of board is "U".
The invention has the beneficial effects that:
this store cabinet is under danger article emergency, through sensor detection back upset support, the release gate utilizes the gate release to seal the cabinet body, and after the support upset, the release triggers the unit perpendicularly, and the temperature risees and triggers horizontal trigger unit, makes the mixture mix and produces the fire extinguishing agent, covers in the inside of the cabinet body, can automatically seal the inside of the cabinet body, can realize the fire extinguishing agent to danger article simultaneously and cover, avoids the blasting to cause danger article to spill over, endanger the external portion of cabinet.
Drawings
Fig. 1 is a schematic perspective view of an explosion-proof self-closed laboratory hazardous chemical storage cabinet according to the present invention;
fig. 2 is a schematic structural diagram of the back side of an explosion-proof self-closed laboratory hazardous chemical storage cabinet provided by the invention;
fig. 3 is a schematic top view of an explosion-proof self-closed laboratory hazardous chemical storage cabinet according to the present invention;
FIG. 4 is a top view of the interior of the explosion-proof self-closed laboratory hazardous chemical storage cabinet provided by the invention;
FIG. 5 is a schematic structural view of a horizontal trigger unit of an explosion-proof self-sealing type laboratory hazardous chemical storage cabinet according to the present invention;
fig. 6 is a schematic diagram of a side-view perspective structure of an explosion-proof self-closed laboratory hazardous chemical storage cabinet according to the present invention;
fig. 7 is a schematic structural view of a vertical trigger unit of an explosion-proof self-sealing type laboratory hazardous chemical storage cabinet according to the present invention.
In the figure: 100. a cabinet body; 110. a lower rail; 120. turning over the hydraulic cylinder; 130. a detection unit; 200. a gate mechanism; 210. a steel cord; 220. a combining block; 230. an explosion-proof plate; 240. a driving wheel; 250. a winding motor; 260. a cross beam; 300. an inner storage tank; 310. a box body; 320. a stop bar; 330. placing a plate; 340. a slider; 400. a holder unit; 410. a lower bracket; 420. folding the bracket; 500. a vertical trigger unit; 510. a placing seat; 520. connecting a screw head; 530. clamping a plate; 540. a first mixture; 600. a horizontal trigger unit; 610. a connecting channel; 620. a second mixed material; 630. a temperature change plate; 640. a spring; 650. a spring block; 660. an output slot; 670. a heat conducting plate; 700. a fire extinguishing mechanism; 710. a mixing channel; 720. a lower puncture tip; 730. a side piercing tip; 740. and (4) a spray pipe.
Detailed Description
The subject matter described herein will now be discussed with reference to example embodiments. It should be understood that these embodiments are discussed only to enable those skilled in the art to better understand and thereby implement the subject matter described herein, and are not intended to limit the scope, applicability, or examples set forth in the claims. Changes may be made in the function and arrangement of elements discussed without departing from the scope of the disclosure. Various examples may omit, substitute, or add various procedures or components as needed. In addition, features described with respect to some examples may also be combined in other examples.
Example one
Referring to fig. 1 to 7, an explosion-proof self-closed laboratory hazardous chemical storage cabinet includes a cabinet body 100 and an inner storage box 300 installed in the cabinet body 100, one side of the cabinet body 100 is open, a cabinet door is installed at the open side of the cabinet body 100, a detection unit 130 is installed at the inner side wall of the cabinet door, a support unit 400 is installed at the inner side of the cabinet body 100 close to the cabinet door, a gate mechanism 200 is installed at the top end of the support unit 400, and the gate mechanism 200 can move along the axial direction of the support unit 400 and block the open side of the cabinet body 100;
it should be added that, the cabinet 100 is connected with the box 310 in a sliding manner, the lower inner wall of the bottom of the cabinet 100 is provided with the lower rail 110, the outer wall of the bottom of the box 310 is provided with the sliding block 340, and the sliding block 340 is connected on the inner wall of the lower rail 110 in a sliding manner;
it should be added that, the cabinet body 100 is made of stainless steel, and the inner side wall is provided with a granite layer and a corrosion-resistant plate layer for improving the strength and corrosion resistance of the cabinet body 100;
the rack unit 400 comprises a folding rack 420 and a lower rack 410, the lower rack 410 is connected with the folding rack 420 through a hinge, a turning hydraulic cylinder 120 is installed between the outer wall of the cabinet 100 and the outer wall of the folding rack 420, and the folding rack 420 is driven by the turning hydraulic cylinder 120 to rotate ninety degrees and coincide with the upper surface of the cabinet 100;
the cabinet body 100 is kept away from and all installs fire extinguishing mechanism 700 in opening one end both sides, and the perpendicular grafting of the inner wall of fire extinguishing mechanism 700 has perpendicular trigger unit 500, horizontal trigger unit 600 is installed to the top outer wall of fire extinguishing mechanism 700, the top of perpendicular trigger unit 500 is connected with the top both corners department of folding support 420, electric connection between horizontal trigger unit 600 and the detecting element 130, vertical trigger unit 500 and horizontal trigger unit 600 release mixture respectively to the fire extinguishing mechanism 700 in, and the mixture is along the spray tube 740 output that the tip of fire extinguishing mechanism 700 is connected.
The vertical trigger unit 500 comprises a placing seat 510, a connecting screw head 520, a clamping plate 530 and a first mixed material 540, wherein the connecting screw head 520 is installed on the outer wall of the top end of the clamping plate 530, the first mixed material is installed on the outer wall of the bottom end of the clamping plate 530, the clamping plate 530 is clamped on the outer wall of the bottom end of the placing seat 510, the placing seat 510 is installed on the outer wall of the top end of the cabinet body 100, and the placing seat 510 is of a U-shaped structure.
It should be added that the end of the connecting channel 610 is provided with an output groove 660, and the second mixed material 620 enters the inside of the mixing channel 710 through the output groove 660;
the elastic member includes a spring block 650 and a spring 640, and the spring 640 is installed between the inner wall of the connection channel 610 and the spring block 650, and the vertical section of the spring block 650 has an "n" type structure.
The temperature change plate 630 is of a V-shaped structure, and the top end of the temperature change plate 630 is provided with an inserting piece, and the top end of the inserting piece is inserted into the inner wall of the elastic block 650.
The fire suppression mechanism 700 includes a mixing channel 710, a lower puncture tip 720, and a side puncture tip 730, the lower puncture tip 720 and the side puncture tip 730 being disposed on the bottom wall and the side wall of the mixing channel 710, respectively, the lower puncture tip 720 being located directly below the first mix 540, and the side puncture tip 730 being located on the axis of the second mix 620.
The gate mechanism 200 includes a cross member 260, a lifting unit and an explosion proof plate 230, the cross member 260 being mounted on the top outer wall of the folding bracket 420, and the lifting unit being mounted on the cross member 260, and the explosion proof plate 230 being mounted to the lifting end of the lifting unit.
The lifting unit includes a winding motor 250, a wire rope 210, and a driving pulley 240, the driving pulley 240 is installed in the beam 260, the wire rope 210 is wound on the outer wall of the driving pulley 240, and the end of the wire rope 210 is connected to a winding reel to which the output shaft of the winding motor 250 is connected, the other end of the wire rope 210 is connected to the outer wall of the top end of the explosion-proof plate 230, and both sides of the explosion-proof plate 230 are slidably connected to the inner wall of the folding bracket 420 and move along the axial direction of the folding bracket 420.
Both ends of the beam 260 are provided with a combination block 220, and the combination block 220 is connected with the connection screw head 520 through threads.
The inner storage box 300 comprises a box body 310, a placing plate 330 and a baffle 320, wherein the baffle 320 is arranged on the inner walls of two sides of the box body 310, the placing plate 330 is horizontally placed on the outer wall of the baffle 320, the outer wall of the placing plate 330 is provided with a plurality of placing holes, and the bottom end of the placing plate 330 is provided with a U-shaped supporting plate.
This store when cabinet uses, open and close through the cabinet door, and utilize interior bin 300 to save at cabinet body 100 pull, wherein the inside parallel of interior bin 300 is equipped with the standing groove that the bore differs on placing the board 330, can place the storage bottle of different chemicals, place the position control that board 330 can be according to the baffle simultaneously, adapt to the height of the storage bottle of different chemicals, when daily use, through the inside temperature sensor of detecting element 130, smoke transducer detects the inside storage state of cabinet body 100, detecting the chemicals unusual, for example, take place violent reaction, generate heat, explode and produce a large amount of smog etc. when detecting unusual, this storage cabinet is through proclaiming oneself and realizing the operation of putting out a fire to inside chemicals, reduce the hidden danger that the chemicals in the storage cabinet brought unusually, specific flow is as follows:
the abnormal occurrence, accompanied by the temperature rise, the burning explosion and the smoke generation, is detected by the temperature sensor and the smoke sensor, wherein the temperature sensor and the smoke sensor are commonly used sensors in the prior art, and are used for detecting the state of chemicals in the cabinet body 100, if the high temperature, the burning explosion and the smoke generation which are abnormally generated can all be detected, at this time, the folding bracket 420 rotates under the action of the turning hydraulic cylinder 120, turns over from the horizontal state to a bracket part which is vertical to the lower bracket 410, the winding motor 250 releases the steel cable 210, drives the explosion-proof plate 230 to move downwards, closes the opening end of the cabinet body 100, seals the interior of the cabinet body 100, and the explosion-proof plate 230 can prevent the burning explosion substances from splashing;
the lowering of the explosion-proof plate 230 specifically releases the steel cable 210 through the winding motor 250, and the steel cable 210 is driven by the driving wheel 240 to drive the explosion-proof plate 230 to lower along the inner wall of the lower bracket 410, so as to close the open end of the cabinet 100;
when the folding bracket 420 is turned over, the combination block 220 drives the connection screw head 520 of the vertical trigger unit 500 to turn over and rise, at the moment, the connection screw head 520 drives the clamping plate 530 to move upwards, and the clamping plate 530 is clamped on the inner side wall of the cabinet body 100, so that the connection part of the clamping plate 530, the first mixed material 540 and the connection screw head 520 is broken, the first mixed material 540 freely falls, is punctured by the lower puncturing tip 720 at the bottom of the mixing channel 710, and flows into the mixing channel 710;
under the action of high temperature, the temperature guide plate 670 in the horizontal trigger unit 600 is heated to guide heat to the temperature change plate 630, the temperature change plate 630 is a special-shaped plate body combined by bimetal, when the temperature rises, the front end metal of the temperature change plate is bent, so that the end part of the temperature change plate 630 is pulled out of the interior of the elastic block 650, the elastic block 650 is popped out under the action of the spring 640 to drive the second mixture 620 in the interior to be popped out into the mixing channel 710, the side puncture tip 730 on the side wall of the mixing channel 710 punctures the second mixture 620 to flow into the mixing channel 710, and the first mixture 540 and the second mixture 620 are mixed and react to generate the fire extinguishing agent;
the first mixture 540 and the second mixture 620 are mixed raw materials of the fire extinguishing agent, wherein the first mixture is mixed into a carbon dioxide fire extinguishing agent without reacting with CO2, the second mixture is mixed into a dry powder fire extinguisher without reacting with ammonium bicarbonate or sodium hydrogen phosphate, and the water-based fire extinguisher is provided with weak acid spray liquid if the water-based fire extinguishing agent is alkali metal such as potassium, sodium and calcium without reacting with water;
the mixture is sprayed out through the spray pipe 740, and the spray pipe 740 is in an omega shape and can be sprayed out from the upper side of the cabinet body 100 to cover the inside of the cabinet body 100, thereby improving the protection surface.
The embodiments of the present invention have been described with reference to the drawings, but the present invention is not limited to the above-mentioned specific embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention and the protection scope of the claims.
Claims (10)
1. The utility model provides a cabinet is stored to explosion-proof type self-sealing formula laboratory dangerization article, includes the cabinet body (100) and installs interior storage box (300) in the cabinet body (100), its characterized in that, one side of the cabinet body (100) is the opening, and the opening side of the cabinet body (100) installs the cabinet door, and detecting element (130) are installed to the inside wall of cabinet door, the cabinet body (100) are close to the inboard of cabinet door and install support unit (400), and the top of support unit (400) installs gate mechanism (200), gate mechanism (200) can be along the axial displacement of support unit (400), and the opening side of the shutoff cabinet body (100);
the support unit (400) comprises a folding support (420) and a lower support (410), the lower support (410) is connected with the folding support (420) through a hinge, a turning hydraulic cylinder (120) is installed between the outer wall of the cabinet body (100) and the outer wall of the folding support (420), and the folding support (420) is driven by the turning hydraulic cylinder (120) to rotate ninety degrees and coincide with the upper surface of the cabinet body (100);
the utility model discloses a fire extinguishing mechanism, including cabinet body (100), opening one end both sides are kept away from in cabinet body (100) all install fire extinguishing mechanism (700), and the inner wall of fire extinguishing mechanism (700) is pegged graft perpendicularly and is had vertical trigger unit (500), and horizontal trigger unit (600) are installed to the top outer wall of fire extinguishing mechanism (700), the top of vertical trigger unit (500) is connected with the top both ends angle department of folding support (420), electric connection between horizontal trigger unit (600) and detecting element (130), vertical trigger unit (500) and horizontal trigger unit (600) release mixture respectively to fire extinguishing mechanism (700) in to the mixture is along spray tube (740) the output that the tip of fire extinguishing mechanism (700) is connected.
2. The explosion-proof self-closed laboratory hazardous chemical storage cabinet according to claim 1, wherein the vertical trigger unit (500) comprises a placing seat (510), a connecting screw head (520), a clamping plate (530) and a first mixed material (540), the connecting screw head (520) is mounted on the outer wall of the top end of the clamping plate (530), the first mixed material is mounted on the outer wall of the bottom end of the clamping plate (530), the clamping plate (530) is clamped on the outer wall of the bottom end of the placing seat (510), the placing seat (510) is mounted on the outer wall of the top end of the cabinet body (100), and the placing seat (510) is of a U-shaped structure.
3. The explosion-proof self-closed laboratory hazardous chemical storage cabinet according to claim 2, wherein the horizontal trigger unit (600) comprises a connecting channel (610), an elastic member, a temperature-variable plate (630) and a second mixture (620), the elastic member, the temperature-variable plate (630) and the second mixture (620) are all arranged in the inner wall of the connecting channel (610), the top end of the temperature-variable plate (630) is connected to the inner wall of the bottom end of the elastic member in an abutting mode, and the second mixture (620) is arranged at the end of the elastic member.
4. The explosion-proof self-sealing type laboratory hazardous chemical storage cabinet according to claim 3, wherein the elastic member comprises an elastic block (650) and a spring (640), the spring (640) is installed between the inner wall of the connecting channel (610) and the elastic block (650), and the vertical section of the elastic block (650) is of an "n" type structure.
5. The explosion-proof self-closed laboratory hazardous chemical storage cabinet according to claim 4, wherein the temperature change plate (630) is of a V-shaped structure, and the top end of the temperature change plate (630) is provided with an insert, and the top end of the insert is inserted into the inner wall of the spring block (650).
6. The explosion-proof self-closed laboratory hazardous chemical storage cabinet according to the claim, wherein the fire extinguishing mechanism (700) comprises a mixing channel (710), a lower puncture tip (720) and a side puncture tip (730), the lower puncture tip (720) and the side puncture tip (730) are respectively arranged on the bottom wall and the side wall of the mixing channel (710), the lower puncture tip (720) is located right below the first mixture (540), and the side puncture tip (730) is located on the axis of the second mixture (620).
7. The explosion-proof self-sealing type laboratory hazardous chemical storage cabinet according to claim 2, wherein the gate mechanism (200) comprises a beam (260), a lifting unit and an explosion-proof plate (230), the beam (260) is installed on the outer wall of the top end of the folding bracket (420), the lifting unit is installed on the beam (260), and the explosion-proof plate (230) is installed to the lifting end of the lifting unit.
8. An explosion-proof self-sealing type laboratory hazardous chemical storage cabinet according to claim 7, wherein the lifting unit comprises a winding motor (250), a steel cable (210) and a transmission wheel (240), the transmission wheel (240) is installed in the beam (260), the steel cable (210) is wound on the outer wall of the transmission wheel (240), the end of the steel cable (210) is connected to the winding wheel connected with the output shaft of the winding motor (250), the other end of the steel cable (210) is connected to the outer wall of the top end of the explosion-proof plate (230), and two sides of the explosion-proof plate (230) are slidably connected to the inner wall of the folding bracket (420) and move along the axial direction of the folding bracket (420).
9. The explosion-proof self-sealing type laboratory hazardous chemical storage cabinet according to claim 8, wherein both ends of the cross beam (260) are provided with a combination block (220), and the combination block (220) is in threaded connection with the connecting screw head (520).
10. The explosion-proof self-closing laboratory hazardous chemical storage cabinet according to claim 1, wherein the inner storage box (300) comprises a box body (310), a placing plate (330) and a baffle (320), the baffle (320) is arranged on the inner walls of two sides of the box body (310), the placing plate (330) is horizontally placed on the outer wall of the baffle (320), the outer wall of the placing plate (330) is provided with a plurality of placing holes, and the bottom end of the placing plate (330) is provided with a U-shaped supporting plate.
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| CN202211081482.9A CN115251608B (en) | 2022-09-06 | 2022-09-06 | Explosion-proof type self-sealing laboratory hazardous chemicals stores cabinet |
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| CN202211081482.9A CN115251608B (en) | 2022-09-06 | 2022-09-06 | Explosion-proof type self-sealing laboratory hazardous chemicals stores cabinet |
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| CN115251608B CN115251608B (en) | 2024-01-19 |
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| Publication number | Publication date |
|---|---|
| CN115251608B (en) | 2024-01-19 |
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