An alarm processing device for a corrosive gas cylinder protection box

Abstract

An alarm processing device for a corrosive gas cylinder protection box comprises a box body, a storage chamber, a tank body, an air pump, and an air pressure sensor; the tank body is arranged in the storage chamber; the top of the storage chamber is arranged as an opening and is provided with a sealing cover; the storage chamber is provided with an air suction port and an exhaust port; a second pipe is arranged in the box body; both sides of the second pipe extend outside the box body, and a draft fan is arranged on the second pipe; a branch is arranged on the second pipe, and the branch is connected to the exhaust port; solenoid valves are arranged on both sides of the exhaust port; the solenoid valve is arranged on the second pipe; the air pressure sensor detects the air pressure at the exhaust port; in the present invention, the internal gas of the storage chamber is extracted by an air pump, so that the air pressure in the storage chamber is less than the atmospheric pressure; when the toxic and corrosive gas leaks, the air pressure in the storage chamber increases, and the air pressure in the storage chamber is detected by the air pressure sensor to determine whether the toxic and corrosive gas has leaked.

Description

Technical Field

[0001] The invention relates to the field of alarm devices, and in particular to an alarm processing device for a corrosion gas cylinder protection box. Background Art

[0002] Industrial gases include nitrogen, argon, sulfur dioxide, hydrogen sulfide, nitrogen dioxide, chlorine, etc. Many of these gases are toxic or corrosive. These gases are currently widely used in industrial production, experiments, teaching, etc. During use, the storage of gases must strictly comply with safety management. Once toxic and corrosive gases leak, the consequences will be disastrous. Summary of the invention

[0003] In view of the deficiencies in the prior art, the present invention provides an alarm processing device for a corrosive gas cylinder protection box to detect leakage of toxic and corrosive gases.

[0004] The present invention provides the following technical solutions:

[0005] An alarm processing device for a corrosion gas cylinder protection box comprises a box body, a storage chamber, a tank body, an air pump, and an air pressure sensor; at least one storage chamber is arranged in the box body; the tank body is arranged in the storage chamber; an opening is arranged above the storage chamber, and a sealing cover is arranged; the storage chamber is provided with an air suction port and an air exhaust port; the air suction port is connected with the inlet of the air pump through a first pipe, and a one-way valve is arranged on the first pipe; the outlet of the air pump is arranged outside the lower box body; a second pipe is arranged in the box body; both sides of the second pipe extend to the outside of the box body, and an induced draft fan is arranged on the second pipe; a branch is arranged on the second pipe, and the branch is connected to the exhaust port; solenoid valves are arranged on both sides of the exhaust port; the solenoid valve is arranged on the second pipe; an air pressure sensor detects the air pressure at the exhaust port; an alarm light is arranged on one side outside the box body; the alarm light, solenoid valve, air pump, induced draft fan, air pressure sensor and a processor are electrically connected.

[0006] Preferably, the air pressure in the storage chamber is less than the atmospheric pressure.

[0007] Preferably, a taking-in and putting-out port is provided on the top of the box body; the storage body is provided in the taking-in and putting-out port; the storage chamber is provided on the storage body; the storage body is fixed in the box body by a first fixing frame and a second fixing frame; the first fixing frame is provided above the second fixing frame; an annular protrusion is provided on the outer wall of the storage body; the annular protrusion is provided above the first fixing frame; a tray is provided on the second fixing frame; the tray is provided at the bottom of the storage body.

[0008] Preferably, a plurality of support blocks are arranged at the bottom of the storage chamber; a plurality of limit blocks are arranged on the side walls of the storage chamber; and the plurality of support blocks and the plurality of limit blocks are distributed around the storage chamber.

[0009] Preferably, a conical sealing block is provided below the sealing cover; the sealing block is provided at the access opening.

[0010] Preferably, a first rotating handle is provided on the valve of the tank body; a gripper is provided above the first rotating handle; a claw is provided on the gripper; the claw is arranged in the gap of the first rotating handle; a connecting shaft is provided on the gripper; the connecting shaft is threadedly connected to the rotating shaft; a locking nut is provided on the connecting shaft; the rotating shaft is rotatably connected to the sealing cover; a second rotating handle is provided on the rotating shaft; the second rotating handle is arranged outside the box body.

[0011] Preferably, an air outlet pipe is provided on the tank body; a first connecting pipe is provided on the storage body; a conical joint is provided on the first connecting pipe; a stepped hole is provided on the connecting block; the air outlet pipe is threadedly connected to one side of the stepped hole of the connecting block; the conical joint is restricted to the other side of the stepped hole of the connecting block; a sealing ring is provided between the conical joint and the connecting block; a second connecting pipe is provided on the side wall of the box body; the first connecting pipe and the second connecting pipe are connected through a pipeline.

[0012] Preferably, one side of the third pipeline is connected to the second pipeline; the other side of the third pipeline is connected to the air pressure sensor; and a piston is provided in the third pipeline.

[0013] Compared with the prior art, the present invention has the following advantages and effects:

[0014] In the present invention, the gas in the storage chamber is extracted by an air pump, so that the air pressure in the storage chamber is less than the atmospheric pressure; when the toxic and corrosive gas leaks, the air pressure in the storage chamber increases, and the air pressure in the storage chamber is detected by an air pressure sensor to determine whether the toxic and corrosive gas has leaked; this device can detect the leakage of various toxic and corrosive gases, and the air pressure will change greatly before and after the toxic and corrosive gas leaks, making the detection more sensitive.

[0015] The air pressure in the storage chamber of the present invention is lower than the atmospheric pressure. Under the action of the atmospheric pressure, the sealing cover is subjected to downward pressure, thereby achieving rapid sealing, which is not only simple to operate but also has a better sealing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a cross-sectional view of an alarm processing device for a corrosion gas cylinder protection box of the present invention;

[0018] Figure 2 It is a side view of an alarm processing device for a corrosion gas cylinder protection box of the present invention;

[0019] Figure 3 The present invention Figure 1 A partial enlarged view of the middle A;

[0020] Figure 4 The present invention Figure 1 A partial enlarged view of point B in the middle;

[0021] Figure 5 It is a cross-sectional view of the storage body in the present invention.

[0022] In the figure: 1 box body, 2 air pump, 3 one-way valve, 4 induced draft fan, 5 second pipeline, 6 piston, 7 pressure sensor, 8 solenoid valve, 9 third pipeline, 10 tank body, 101 air outlet pipe, 102 first rotating handle, 11 second fixing frame, 111 tray, 12 storage body, 121 annular protrusion, 122 first connecting pipe, 1221 conical joint, 123 air extraction port, 124 limit block, 125 support block, 126 exhaust port, 127 storage chamber, 13 warning light, 14 rotating shaft, 141 sealed bearing, 142 locking nut, 15 second rotating handle, 16 sealing block, 17 sealing cover, 18 first pipeline, 19 first fixing frame, 20 second connecting pipe, 21 take-and-put port, 22 connecting block, 221 stepped hole, 222 sealing ring, 23 gripper, 231 connecting shaft, 232 claw. DETAILED DESCRIPTION

[0023] The specific implementation of the present invention is:

[0024] See also Figure 1-5As shown, an alarm processing device for a corrosion gas cylinder protection box includes a box body 1, a storage chamber 127, a tank body 10, an air pump 2, and an air pressure sensor 7; at least one storage chamber 127 is arranged in the box body 1; the tank body 10 is arranged in the storage chamber 127; the top of the storage chamber 127 is arranged as an opening, and a sealing cover 17 is provided; the storage chamber 127 is provided with an air suction port 123 and an air exhaust port 126; the air suction port 123 is connected to the inlet of the air pump 2 through a first pipe 18, and a one-way valve 3 is provided on the first pipe 18; the air pressure in the storage chamber 127 is made lower than the atmospheric pressure through the air pump 2. The outlet of the air pump 2 is arranged outside the lower box body 1; a second pipe 5 is arranged inside the box body 1; both sides of the second pipe 5 extend outside the box body 1, and an induced draft fan 4 is arranged on the second pipe 5; the leaked corrosive and toxic gas is discharged through the induced draft fan 4; a branch is arranged on the second pipe 5, and the branch is connected to the exhaust port 126; solenoid valves 8 are arranged on both sides of the exhaust port 126; the solenoid valve 8 is arranged on the second pipe 5; the solenoid valve 8 is in a normally closed state to prevent the corrosive and toxic gas from overflowing; the air pressure sensor 7 detects the air pressure at the exhaust port 126; one side of the third pipe 9 is connected to the second pipe 5; the other side of the third pipe 9 is connected to the air pressure sensor 7; a piston 6 is arranged in the third pipe 9 to prevent the corrosive and toxic gas from directly contacting the air pressure sensor 7, thereby damaging the air pressure sensor 7; an alarm light 13 is arranged on one side outside the box body 1; the alarm light 13, the solenoid valve 8, the air pump 2, the induced draft fan 4, the air pressure sensor 7 and the processor are electrically connected.

[0025] A take-in and take-out port 21 is provided on the top of the box body 1; the storage body 12 is provided in the take-in and take-out port 21; the storage chamber 127 is provided on the storage body 12; the storage body 12 is fixed in the box body 1 by a first fixing frame 19 and a second fixing frame 11; the first fixing frame 19 is provided above the second fixing frame 11; an annular protrusion 121 is provided on the outer wall of the storage body 12; the annular protrusion 121 is provided above the first fixing frame 19; a tray 111 is provided on the second fixing frame 11; the tray 111 is provided at the bottom of the storage body 12, so as to fix the storage body 12; a plurality of support blocks 125 are provided at the bottom of the storage chamber 127; a plurality of limit blocks 124 are provided on the side walls of the storage chamber 127; the plurality of support blocks 125 and the plurality of limit blocks 124 are distributed around the storage chamber 127 to support the tank body and prevent the tank body 10 from blocking the exhaust port 126.

[0026] A conical sealing block 16 is arranged below the sealing cover 17; the sealing block 16 is arranged at the taking and releasing port 21; a first rotating handle 102 is arranged on the valve of the tank body 10; a gripper 23 is arranged above the first rotating handle 102; a claw 232 is arranged on the gripper 23; the claw 232 is arranged in the gap of the first rotating handle 102; a connecting shaft 231 is arranged on the gripper 23; the connecting shaft 231 is threadedly connected to the rotating shaft 14, and the claw 232 is extended into the gap of the first rotating handle 102 by rotating the connecting shaft 231; a locking nut 142 is arranged on the connecting shaft 231; the rotating shaft 14 is rotatably connected to the sealing cover 17 through a sealing bearing 141; a second rotating handle 15 is arranged on the rotating shaft 14; the second rotating handle 15 is arranged outside the box body 1, so as to close the tank body 10 directly from outside the box body.

[0027] The tank body 10 is provided with an air outlet pipe 101; the storage body 12 is provided with a first connecting pipe 122; the first connecting pipe 122 is provided with a conical joint 1221; the connecting block 22 is provided with a stepped hole 221; the air outlet pipe 101 is threadedly connected to one side of the stepped hole 221 of the connecting block 22; the conical joint 1221 is limited to the other side of the stepped hole 221 of the connecting block 22; a sealing ring is provided between the conical joint 1221 and the connecting block 22; a second connecting pipe 20 is provided on the side wall of the box body 1; the first connecting pipe 122 is connected to the second connecting pipe 20 through a pipeline; the staff directly connects the external pipe to the second connecting pipe 20 to store and access the gas in the tank body 10.

[0028] Working principle: the staff directly connects the external pipe to the second connecting pipe 20 to store and access the gas in the tank body 10; the internal gas of the storage chamber 127 is extracted through the air pump 2, so that the air pressure in the storage chamber 127 is less than the atmospheric pressure; under the action of the atmospheric pressure, the sealing cover 17 is subjected to downward pressure, thereby achieving rapid sealing; when the toxic and corrosive gas leaks, the air pressure in the storage chamber 127 increases, and the air pressure in the storage chamber is detected by the air pressure sensor 7 to determine whether the toxic and corrosive gas has leaked; the leaked corrosive and toxic gas is discharged through the second pipeline 5 by the induced draft fan 4; the staff drives the gripper 23 to rotate through the second rotating handle 15, and the gripper 23 drives the first rotating handle 102 to rotate, thereby directly closing the tank body 10 from outside the box.

[0029] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention is described in detail with reference to the aforementioned embodiment, it is still possible for a person skilled in the art to modify the technical solutions described in the aforementioned embodiment or to replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An alarm processing device for a corrosive gas cylinder protection box, characterized in that: The ventilator is provided with a valve in the air pump, and the ventilator is provided with a check valve in the air pump. The ventilator is provided with a check valve in the air pump, and the check valve ... ventilator is provided with a check valve in the air pump. The ventilator is provided with a check valve in the air pump, and the ventilator is provided with a check valve in the air pump. A first rotating handle is provided on the valve of the tank body; a gripper is provided above the first rotating handle; a claw is provided on the gripper; the claw is arranged in the gap of the first rotating handle; a connecting shaft is provided on the gripper; the connecting shaft is threadedly connected to the rotating shaft; a locking nut is provided on the connecting shaft; the rotating shaft is rotatably connected to the sealing cover; a second rotating handle is provided on the rotating shaft; the second rotating handle is arranged outside the box body.

2. An alarm processing device for a corrosive gas cylinder protection box according to claim 1, characterized in that: The air pressure in the storage chamber is less than the atmospheric pressure.

3. The alarm processing device for a corrosive gas cylinder protection box according to claim 1, characterized in that: A loading and unloading port is arranged above the box body; the storage body is arranged in the loading and unloading port; the storage chamber is arranged on the storage body; the storage body is fixed in the box body by a first fixing frame and a second fixing frame; the first fixing frame is arranged above the second fixing frame; an annular protrusion is arranged on the outer wall of the storage body; the annular protrusion is arranged above the first fixing frame; a tray is arranged on the second fixing frame; the tray is arranged at the bottom of the storage body.

4. The alarm processing device for a corrosive gas cylinder protection box according to claim 1, characterized in that: A plurality of support blocks are arranged at the bottom of the storage chamber; a plurality of limit blocks are arranged on the side walls of the storage chamber; the plurality of support blocks and the plurality of limit blocks are distributed around the storage chamber.

5. The alarm processing device for a corrosive gas cylinder protection box according to claim 3, characterized in that: A conical sealing block is arranged below the sealing cover; the sealing block is arranged at the taking and placing opening.

6. The alarm processing device for a corrosive gas cylinder protection box according to claim 3, characterized in that: The tank body is provided with an air outlet pipe; the storage body is provided with a first connecting pipe; the first connecting pipe is provided with a conical joint; the connecting block is provided with a stepped hole; the air outlet pipe is threadedly connected to one side of the stepped hole of the connecting block; the conical joint is limited to the other side of the stepped hole of the connecting block; a sealing ring is provided between the conical joint and the connecting block; a second connecting pipe is provided on the side wall of the box body; the first connecting pipe and the second connecting pipe are connected through a pipeline.

7. The alarm processing device for a corrosive gas cylinder protection box according to claim 1, characterized in that: One side of the third pipeline is connected to the second pipeline; the other side of the third pipeline is connected to the air pressure sensor; and a piston is arranged in the third pipeline.

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