Hazardous chemical substance storage environment safety early warning device

Abstract

The hazardous chemical substance storage environment safety early warning device comprises a cabinet body, and a detection chamber and a filtering chamber are formed in the upper portion and the lower portion of the cabinet body respectively. When the hazardous chemical substance storage environment is monitored and early warned, the fan works to actively suck air in a warehouse into the cabinet body, so that the air enters the annular groove of the second annular frame through the suction pipe, and the air enters the annular groove of the first annular frame through the filtration of the air vent and the filter element, so that the hazardous chemical substance storage environment is monitored and early warned. According to the hazardous chemical substance storage environment safety early-warning device, the air in the warehouse can be actively monitored, air exhaust places connected with the air exhaust pipes can be arranged at all corners in the warehouse, and therefore the hazardous chemical substance storage environment safety early-warning device is convenient to use. Therefore, the hazardous chemical substance storage environment can be fully monitored, the monitoring effect on the storage environment is effectively improved, and the safety of the hazardous chemical substance storage environment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to safety early warning device technical field, concretely is a dangerous chemical storage environment safety early warning device. BACKGROUND

[0002] Dangerous chemicals, refers to the toxic, corrosive, explosive, combustion, combustion and other properties, to the human body, facilities, environment has the harm of other chemical and other chemical, in the storage of dangerous chemicals, need to use the environment safety early warning device, monitors the storage environment.

[0003] The existing dangerous chemical storage environment safety early warning device when using, although through the setting of a variety of sensors, can monitor the storage environment, but in use, it is found that, due to the fixed installation position of the sensor, and the storage environment is relatively closed, air flow is poor, cannot real-time monitoring of the air environment in each corner of the warehouse, so that the monitoring effect is poor, inconvenient to use, therefore we propose a kind of dangerous chemical storage environment safety early warning device, to solve the problems proposed. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of dangerous chemical storage environment safety early warning device, to solve the problems in the prior art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of dangerous chemical storage environment safety early warning device, including cabinet, the detection chamber and filter chamber are respectively set in the cabinet, the detection chamber and filter chamber are isolated by partition, wherein,

[0006] The detection chamber is provided with a gas detection mechanism for detection, the two sides inside of the filter chamber are symmetrically installed with first annular frame and second annular frame, the inside of the first annular frame and second annular frame is provided with annular groove, the first annular frame and second annular frame corresponding annular groove two sides are symmetrically provided with insertion slot, the cabinet corresponding insertion slot side is penetrated with installation slot, the first annular frame and second annular frame are penetrated with filter cartridge body in it;

[0007] The filter cartridge body is symmetrically penetrated with air vent on the outside in annular groove, the second annular frame side is communicated with the outside of cabinet by suction pipe, the partition is installed with fan, the fan is communicated with the first annular frame by negative pressure pipe, the filter cartridge body is installed with filter core in the inside middle part, the filter cartridge body is detachably connected with the cabinet by quick dismounting mechanism.

[0008] Preferably, the gas detection mechanism comprises a toxic gas detection sensor, and the toxic gas detection sensor, a temperature and humidity sensor and a combustible gas detection sensor are sequentially arranged in the detection chamber; the controller and the alarm are respectively arranged on the two sides of the detection chamber; and the fan is connected with the air inlet pipe and the air inlet main pipe through the air supply pipe.

[0009] Preferably, the air supply mechanism comprises an air inlet main pipe, the air inlet main pipe is arranged on the inner side of the detection chamber close to the lower side, an air outlet main pipe is arranged on the inner side of the detection chamber close to the upper side, the opening end of the air outlet main pipe penetrates through the inside of the cabinet and extends to the outside, the lower side of the toxic gas detection sensor, the temperature and humidity sensor and the combustible gas detection sensor are connected with the air inlet main pipe through the air inlet pipe, the upper side of the toxic gas detection sensor, the temperature and humidity sensor and the combustible gas detection sensor are connected with the air outlet main pipe through the air outlet pipe, and the fan is connected with the air inlet main pipe through the air supply pipe.

[0010] Preferably, the sealing ring is arranged on the inner wall of the slot, and the inner wall of the slot is sealingly connected with the outer wall of the filter cylinder through the sealing ring.

[0011] Preferably, the quick dismounting mechanism comprises a clamping block slot, the clamping block slots are symmetrically arranged on the outer side of the filter cylinder close to the filter chamber, the outer side end of the filter cylinder corresponding to the clamping block slot is connected with a push rod slot, the clamping block slot is provided with a spring, the spring is provided with a clamping block on the opening side of the clamping block slot, and the clamping block is fixedly connected with a push rod on the side corresponding to the push rod slot.

[0012] Preferably, the clamping block is a rectangular column, the outer size of the clamping block is consistent with the inner size of the clamping block slot, and the end side of the clamping block close to the middle part of the filter cylinder is an inclined surface.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] When the dangerous chemical storage environment is monitored and warned, the air in the warehouse is actively drawn into the cabinet through the fan, the air first enters the annular groove of the second annular frame through the air inlet pipe, and then enters the annular groove of the first annular frame through the air inlet pipe and the filter element, and then the filtered air flows through the gas detection mechanism through the fan, so that the air in the warehouse is actively monitored, the air inlet points connected with the air inlet pipe can be arranged in each corner of the warehouse, the dangerous chemical storage environment can be fully monitored, the monitoring effect of the storage environment is effectively improved, the safety of the dangerous chemical storage environment is improved, and the filter assembly can filter dust to protect the gas detection mechanism.

[0015] The utility model discloses, when needing to replace filter assembly, through push rod drive the block that overcomes the spring elasticity and contracts into the inside of the block slot, make filter cylinder through installation groove and remove, make filter cylinder and first annular frame, second annular frame separate, take out the filter cylinder that needs to install, make filter cylinder through installation groove and insert into filter chamber, after filter cylinder through the slot and pass through the inside of first annular frame, second annular frame in proper order, when the cabinet is against the inclined surface of the block, make the block contract into the inside of the block slot and overcome the spring elasticity, after filter cylinder in the block completely enters filter chamber, through spring make the block and extend and be against the filter chamber inner wall, cooperate the larger outer diameter of filter cylinder end and be against the cabinet outer wall, and then complete the installation of filter cylinder, through the quick dismounting and mounting mechanism, through the direction of extraction and insertion can complete the replacement of filter cylinder, effectively improve the dismounting efficiency of filter cylinder, so as to carry out the dismounting maintenance or replacement of filter assembly. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the structure schematic diagram of the utility model;

[0017] Figure 2 It is the structure schematic diagram of the utility model partial section;

[0018] Figure 3 It is the structure schematic diagram of the utility model Figure 2 It is the structure schematic diagram of the utility model A place partial enlargement;

[0019] In the drawing: 1, cabinet;2, detection chamber;3, filter chamber;4, baffle;5, toxic gas detection sensor;6, temperature and humidity sensor;7, inflammable gas detection sensor;8, controller;9, alarm;10, air inlet manifold;11, exhaust manifold;12, air inlet pipe;13, exhaust pipe;14, first annular frame;15, second annular frame;16, annular groove;17, slot;18, installation groove;19, filter cylinder;20, air vent;21, sealing ring;22, air extraction pipe;23, fan;24, negative pressure pipe;25, air supply pipe;26, filter element;27, block slot;28, push rod slot;29, spring;30, block;31, push rod. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the utility model.

[0021] Please refer to Figures 1 to 3The utility model provides a technical scheme: a dangerous chemical storage environment safety early warning device, including the cabinet body 1, the cabinet body 1 is opened with detection room 2 and filter chamber 3 respectively up and down, and detection room 2 and filter chamber 3 are isolated through the baffle 4, wherein,

[0022] The detection room 2 is provided with a gas detection mechanism for detection, the two sides of the filter chamber 3 are symmetrically provided with a first annular frame 14 and a second annular frame 15, the first annular frame 14 and the second annular frame 15 are provided with an annular groove 16, the first annular frame 14 and the second annular frame 15 are provided with a slot 17 on both sides of the annular groove 16, the cabinet body 1 is provided with an installation groove 18 on one side of the slot 17, and the first annular frame 14 and the second annular frame 15 are provided with a filter cartridge 19.

[0023] The outer side of the filter cartridge 19 located in the annular groove 16 is symmetrically provided with an air vent 20, one side of the second annular frame 15 is connected with the outside of the cabinet body 1 through an air suction pipe 22, the baffle 4 is provided with a fan 23, the fan 23 is connected with the first annular frame 14 through a negative pressure pipe 24, the inside of the filter cartridge 19 is provided with a filter element 26, and the filter cartridge 19 is detachably connected with the cabinet body 1 through a quick dismounting mechanism.

[0024] When monitoring and warning the dangerous chemical storage environment, the fan 23 is operated to actively suck the air in the warehouse into the cabinet body 1, so that the air enters the annular groove 16 of the second annular frame 15 through the air suction pipe 22, and then enters the annular groove 16 of the first annular frame 14 through the air vent 20 and the filter element 26, and then flows through the gas detection mechanism through the fan 23, so that the air in the warehouse is detected through the gas detection mechanism.

[0025] Please refer to Figures 1 to 3The gas detecting mechanism comprises a toxic gas detecting sensor 5, the toxic gas detecting sensor 5, a temperature and humidity sensor 6 and a flammable gas detecting sensor 7 are sequentially arranged in the detecting chamber 2, the controller 8 and the alarm 9 are respectively arranged on the two sides of the detecting chamber 2, the fan 23 makes the air pass through the inside of the toxic gas detecting sensor 5, the temperature and humidity sensor 6 and the flammable gas detecting sensor 7 through the air feeding mechanism, the air feeding mechanism comprises an air inlet main pipe 10, the air inlet main pipe 10 is arranged on the inner side of the lower part of the detecting chamber 2, an air outlet main pipe 11 is arranged on the inner side of the upper part of the detecting chamber 2, the air outlet main pipe 11 is arranged to extend to the outside through the inside of the cabinet 1, the lower part of the toxic gas detecting sensor 5, the temperature and humidity sensor 6 and the flammable gas detecting sensor 7 are connected with the air inlet main pipe 10 through the air inlet pipe 12, the upper part of the toxic gas detecting sensor 5, the temperature and humidity sensor 6 and the flammable gas detecting sensor 7 are connected with the air outlet main pipe 11 through the air outlet pipe 13, the fan 23 is connected with the air inlet main pipe 10 through the air feeding pipe 25, when the fan 23 works, the filtered air is injected into the air inlet main pipe 10 through the air feeding pipe 25, the air inlet main pipe 10 makes the air enter the inside of the toxic gas detecting sensor 5, the temperature and humidity sensor 6 and the flammable gas detecting sensor 7 through the air inlet pipe 12, then the air is discharged through the air outlet pipe 13 and the air outlet main pipe 11, so that the air passes through the inside of the toxic gas detecting sensor 5, the temperature and humidity sensor 6 and the flammable gas detecting sensor 7, and the air in the warehouse is detected.

[0026] Please refer to Figures 1 to 3The inner wall of the slot 17 is provided with a sealing ring 21, and the inner wall of the slot 17 is sealingly connected with the outer wall of the filter cylinder 19 through the sealing ring 21. The quick dismounting mechanism comprises a clamping block slot 27, the outer side of the filter cylinder 19 close to the filter chamber 3 is symmetrically provided with the clamping block slot 27, the outer side end of the filter cylinder 19 corresponding to the clamping block slot 27 is communicated with a push rod slot 28, the clamping block slot 27 is provided with a spring 29, the spring 29 is provided with a clamping block 30 at the opening side of the clamping block slot 27, the clamping block 30 is fixedly connected with a push rod 31 at one side of the push rod slot 28, the clamping block 30 is a rectangular column, the outer dimension of the clamping block 30 is consistent with the inner dimension of the clamping block slot 27, and the end side of the clamping block 30 close to the middle part of the filter cylinder 19 is an inclined surface. When it is necessary to replace the filter assembly, the clamping block 30 is driven by the push rod 31 to overcome the elastic force of the spring 29 and is retracted into the inside of the clamping block slot 27, so that the filter cylinder 19 is removed through the mounting slot 18, the filter cylinder 19 is separated from the first annular frame 14 and the second annular frame 15, the filter cylinder 19 to be installed is taken out, the filter cylinder 19 is inserted into the filter chamber 3 through the mounting slot 18, then the filter cylinder 19 passes through the inside of the first annular frame 14 and the second annular frame 15 in sequence through the slot 17, when the cabinet 1 abuts against the inclined surface of the clamping block 30, the clamping block 30 is retracted into the inside of the clamping block slot 27 against the elastic force of the spring 29, after the filter cylinder 19 at the clamping block 30 completely enters the filter chamber 3, the clamping block 30 is extended and abuts against the inner wall of the filter chamber 3 through the spring 29, and the end part of the filter cylinder 19 with a larger outer diameter abuts against the outer wall of the cabinet 1, so that the installation of the filter cylinder 19 is completed. Through the quick dismounting mechanism, the filter cylinder 19 can be replaced by pulling and inserting, and the dismounting efficiency of the filter cylinder 19 is effectively improved, so that the filter assembly can be dismounted, maintained or replaced.

[0027] Working principle: the dangerous chemical storage environment safety early warning device, in the dangerous chemical storage environment monitoring and early warning, through the fan 23 work, the initiative will warehouse air into the cabinet 1 inside, make air first through the air pipe 22 into the second ring frame 15 annular groove 16, through the air port 20 and filter core 26 filtering, make air enter the first ring frame 14 annular groove 16, then through the fan 23 will filter air through gas detection mechanism, through the gas detection mechanism to the warehouse air detection, through the dangerous chemical storage environment safety early warning device, can be initiative to the warehouse air monitoring, and the air extraction site connected by air pipe 22 can be set up with each corner in the warehouse, and can be fully monitored to the dangerous chemical storage environment, effectively improve the monitoring effect of the storage environment, improve the safety of dangerous chemical storage environment, and through the setting of filter assembly, dust can be filtered to protect the gas detection mechanism, and when the fan 23 works, the filtered air is injected into the inlet manifold 10 through the air supply pipe 25, the inlet manifold 10 makes the air enter the inside of the toxic gas detection sensor 5, the temperature and humidity sensor 6 and the flammable gas detection sensor 7 through the air inlet pipe 12, and then is discharged through the exhaust pipe 13 and the exhaust manifold 11, so that the air passes through the inside of the toxic gas detection sensor 5, the temperature and humidity sensor 6 and the flammable gas detection sensor 7, and then detects the warehouse air;

[0028] When the filter assembly needs to be replaced, the push rod 31 drives the clamping block 30 to overcome the spring 29 force and shrink into the inside of the clamping block slot 27, so that the filter cylinder 19 moves out through the installation slot 18, and the filter cylinder 19 is separated from the first ring frame 14 and the second ring frame 15. The filter cylinder 19 is taken out and installed through the installation slot 18. Then the filter cylinder 19 passes through the insertion slot 17 and sequentially passes through the inside of the first ring frame 14 and the second ring frame 15. When the cabinet 1 abuts against the inclined surface of the clamping block 30, the clamping block 30 shrinks into the inside of the clamping block slot 27 against the spring 29 force. After the filter cylinder 19 at the clamping block 30 completely enters the filter chamber 3, the spring 29 makes the clamping block 30 extend and abut against the inner wall of the filter chamber 3, and the larger outer diameter of the end of the filter cylinder 19 abuts against the outer wall of the cabinet 1, thereby completing the installation of the filter cylinder 19. Through the quick disassembly and assembly mechanism, the filter cylinder 19 can be replaced by pulling and inserting, which effectively improves the disassembly and assembly efficiency of the filter cylinder 19, so as to disassemble, maintain or replace the filter assembly.

[0029] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A hazardous chemical storage environment safety early warning device, comprising a cabinet body (1), characterized in that: The cabinet (1) is provided with a detection chamber (2) and a filtering chamber (3) respectively at the upper and lower parts, the detection chamber (2) and the filtering chamber (3) are isolated by a partition plate (4), wherein, The detection chamber (2) is provided with a gas detection mechanism for detection, the two sides of the filtering chamber (3) are symmetrically provided with a first annular frame (14) and a second annular frame (15), the inside of the first annular frame (14) and the second annular frame (15) is provided with an annular groove (16), the two sides of the corresponding annular groove (16) of the first annular frame (14) and the second annular frame (15) are symmetrically provided with a slot (17), the cabinet (1) is provided with a mounting groove (18) penetrating through the side corresponding to the slot (17), the first annular frame (14) and the second annular frame (15) are provided with a filter cylinder (19) penetrating through. The outer side of the filter cylinder (19) located in the annular groove (16) is symmetrically provided with an air vent (20), the side of the second annular frame (15) is connected with the outside of the cabinet (1) through an air extraction pipe (22), the partition plate (4) is provided with a fan (23), the fan (23) is connected with the first annular frame (14) through a negative pressure pipe (24), the inside of the filter cylinder (19) is provided with a filter core (26) at the middle part, the filter cylinder (19) is detachably connected with the cabinet (1) through a quick dismounting mechanism.

2. The hazardous chemical storage environment safety early warning device according to claim 1, characterized in that: The gas detection mechanism comprises a toxic gas detection sensor (5), the detection chamber (2) is sequentially provided with the toxic gas detection sensor (5), a temperature and humidity sensor (6) and a flammable gas detection sensor (7), the cabinet (1) is provided with a controller (8) and an alarm (9) respectively at the outside of the two sides of the detection chamber (2), the fan (23) makes air pass through the inside of the toxic gas detection sensor (5), the temperature and humidity sensor (6) and the flammable gas detection sensor (7) through a gas feeding mechanism.

3. The hazardous chemical storage environment safety early warning device according to claim 2, characterized in that: The gas feeding mechanism comprises an air inlet main pipe (10), the inside of the lower part of the detection chamber (2) is provided with the air inlet main pipe (10), the inside of the upper part of the detection chamber (2) is provided with an air outlet main pipe (11), the opening end of the air outlet main pipe (11) penetrates through the inside of the cabinet (1) and extends to the outside, the lower part of the toxic gas detection sensor (5), the temperature and humidity sensor (6) and the flammable gas detection sensor (7) are connected with the air inlet main pipe (10) through an air inlet pipe (12), the upper part of the toxic gas detection sensor (5), the temperature and humidity sensor (6) and the flammable gas detection sensor (7) are connected with the air outlet main pipe (11) through an air outlet pipe (13), the fan (23) is connected with the air inlet main pipe (10) through a gas feeding pipe (25).

4. The hazardous chemical storage environment safety warning device according to claim 1, characterized in that: The inner wall of the slot (17) is provided with a sealing ring (21), and the inner wall of the slot (17) is sealingly connected with the outer wall of the filter cylinder (19) through the sealing ring (21).

5. The hazardous chemical storage environment safety warning device according to claim 1, characterized in that: The quick dismounting mechanism comprises a clamping block slot (27), the filter cylinder (19) is symmetrically provided with the clamping block slot (27 near the outer side in the filter chamber (3), the outer side end of the filter cylinder (19) is communicated with a push rod slot (28) corresponding to the clamping block slot (27), a spring (29) is installed in the clamping block slot (27), the spring (29) is installed with a clamping block (30) corresponding to the opening side of the clamping block slot (27), and the clamping block (30) is fixedly connected with a push rod (31) on one side corresponding to the push rod slot (28).

6. The hazardous chemical storage environment safety warning device according to claim 5, characterized in that: The clamping block (30) is a rectangular column, the outer dimension of the clamping block (30) is consistent with the inner dimension of the clamping block slot (27), and the end side of the clamping block (30) near the middle part of the filter cylinder (19) is an inclined surface.

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