CN217613919U - Phosphorus trichloride storage tank respiratory gas processing apparatus - Google Patents

Abstract

The utility model discloses a phosphorus trichloride storage tank respiratory gas processing apparatus, including the phosphorus trichloride storage tank, the upper end intercommunication of phosphorus trichloride storage tank has the trachea of connecing, the upper end intercommunication of trachea of connecing has the exhalation tube, the upper end intercommunication of exhalation tube has the purification subassembly, the right-hand member intercommunication of trachea of connecing has the breathing pipe, one side of breathing pipe is connected with air dryer, the manometer is installed to the one end of phosphorus trichloride storage tank, it includes the purifying box to purify the subassembly, the internally mounted of purifying box has the purification layer, the one end of blast pipe is equipped with phosphorus trichloride gas concentration sensor, it installs in the rack to purify the layer, the left side of rack is run through purifying box left end inner wall and is in the same place with connecting plate welded fastening, and this device can realize automatic negative pressure and breathe in and high-pressure gassing function, has guaranteed holistic result of use, has guaranteed simultaneously can not influence the storage of environment and phosphorus trichloride when inhaling and emit, has guaranteed the result of use.

Description

Phosphorus trichloride storage tank respiratory gas processing apparatus

Technical Field

The utility model belongs to the technical field of phosphorus trichloride storage, specifically be a phosphorus trichloride storage tank breathes gas processing apparatus.

Background

Phosphorus trichloride has a relative molecular weight of 137.33, a density of 1.574, a melting point of-112 ℃, a boiling point of 76 ℃, and a colorless transparent liquid appearance, and is dissolved in benzene, ether, carbon disulfide and carbon tetrachloride. Phosphorus trichloride storage tank is when temperature change, material transfer, and the gaseous phase space in the storage tank can take place the volume change, leads to the storage tank internal gas pressure to change, may cause the flat jar of storage tank or explode the jar, just needs to install on the storage tank and breathes the subassembly and guarantee the inside pressure balance of storage tank, guarantees the safety of storing.

The subassembly of breathing of present phosphorus trichloride holding vessel is when negative pressure state inside intake air, and moisture in the air can form hydrochloric acid with the phosphorus trichloride reaction, and the storage effect that leads to phosphorus trichloride is poor, and when outwards exhausting, partial phosphorus trichloride can react with the air and produce hydrochloric acid fog simultaneously, has the stimulation corrosion to skin, mucous membrane, influences personnel's health, in order to solve above problem, has provided a phosphorus trichloride storage tank processing apparatus that breathes breath.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem, a phosphorus trichloride storage tank respiratory gas processing device is provided.

The utility model adopts the technical scheme as follows: the utility model provides a phosphorus trichloride storage tank respiratory gas processing apparatus, includes the phosphorus trichloride storage tank, the upper end intercommunication of phosphorus trichloride storage tank has the trachea that connects, the upper end intercommunication that connects the trachea has the exhalation tube, the upper end intercommunication of exhalation tube has the purification subassembly, the right-hand member intercommunication that connects the trachea has the breathing pipe, one side of breathing pipe is connected with air dryer, the manometer is installed to the one end of phosphorus trichloride storage tank, the purification subassembly includes the purifying box, the internally mounted of purifying box has the purification layer, the upper end and the blast pipe of purifying box are linked together, the one end of blast pipe is equipped with phosphorus trichloride gas concentration sensor, it installs in the rack to purify the layer, the left side of rack is run through purifying box left end inner wall and is in the same place with connecting plate welded fastening.

In a preferred embodiment, the outer end of the connecting plate is provided with a handle, the connecting plate is mounted on the purifying box through a fixing screw, and the lower end of the purifying box is communicated with the exhaling pipe.

In a preferred embodiment, a console is installed at the outer end of one side of the phosphorus trichloride storage tank, and a first electric control valve and a second electric control valve are respectively arranged on the air suction pipe and the exhalation pipe.

In a preferred embodiment, the first electric control valve, the second electric control valve, the phosphorus trichloride gas concentration sensor and the pressure gauge are electrically connected with a control console, and an audible and visual alarm is arranged on the control console.

In a preferred embodiment, the upper end of blast pipe is installed the safety cover, it has a plurality of gas vents to distribute on the safety cover, set up the chamber of placing that satisfies the rack and place in the purifying box.

In a preferred embodiment, an air suction port is connected to an end of the air suction pipe, and a filter is installed in the air suction port.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, when the storage tank is inside when the negative pressure, the first automatically controlled valve of control cabinet control is opened, and the air is discharged into the aspiration tube along the induction port this moment, carries out pressure balance's operation, and when pressure was too high, the automatically controlled valve of control cabinet control second was opened, and the air was discharged along the exhalation tube this moment, accomplished the pressure release operation for whole automatic breathing operation can be realized, the holistic security of storage tank has been guaranteed.

2. The utility model discloses in, at inspiratory in-process, filter impurity through the filter screen, then carry out drying process through air dryer to the air, guaranteed that the gas of discharging can not influence the storage effect of storage tank, the combustion gas carries out adsorption treatment through the active carbon layer of inside simultaneously, can guarantee that the discharge can not influence the environment, has guaranteed holistic result of use.

3. The utility model discloses in, carry out real-time detection to exhaust phosphorus trichloride gas concentration through phosphorus trichloride gas concentration sensor, when the combustion gas concentration surpasses the scope that sets up, audible-visual annunciator work reminds the staff to change the active carbon layer for whole more intelligent, conveniently use.

Drawings

Fig. 1 is a schematic overall sectional structural view of the present invention;

FIG. 2 is an enlarged schematic sectional view of the purification module of the present invention;

fig. 3 is a schematic overall front view of the present invention.

The labels in the figure are: 1-protective cover, 2-second electric control valve, 3-purification component, 31-phosphorus trichloride gas concentration sensor, 32-placing frame, 33-exhaust pipe, 34-purification box, 35-purification layer, 36-connecting plate, 4-exhaling pipe, 5-air receiving pipe, 6-pressure gauge, 7-control table, 8-phosphorus trichloride storage tank, 9-first electric control valve, 10-air suction pipe, 11-air drier, 12-filter screen and 13-air suction port.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-3, a phosphorus trichloride storage tank breathes gas processing apparatus, including phosphorus trichloride storage tank 8, the upper end intercommunication of phosphorus trichloride storage tank 8 has trachea 5, the upper end intercommunication of trachea 5 has exhalation tube 4, the upper end intercommunication of exhalation tube 4 has purification subassembly 3, the right-hand member intercommunication of trachea 5 has breathing pipe 10, can inhale the device with external gas through breathing pipe 10 in, one side of breathing pipe 10 is connected with air dryer 11, carry out drying process to the air through air dryer 11, the storage effect of storage tank has not been influenced to the gas of having guaranteed to discharge, manometer 6 is installed to the one end of phosphorus trichloride storage tank 8, can carry out real-time supervision to the internal pressure of phosphorus trichloride storage tank 8 through the manometer 6 that sets up, purification subassembly 3 includes purifying box 34, the internally mounted of purifying box 34 has layer 35, purifying layer 35 wholly can be the active carbon layer, carry out adsorption treatment to the phosphorus trichloride of discharging through the active carbon layer of inside, the upper end of purifying box 34 is linked together with blast pipe 33, the one end of blast pipe 33 is equipped with phosphorus trichloride gas concentration sensor 31, install the left side of purifying box 32 through the phosphorus trichloride gas concentration sensor 31 of discharging, detect the left side of the connecting plate 32 in the welding detection rack 34.

It should be noted that, the outer end of connecting plate 36 is equipped with the handle, and connecting plate 36 is installed on purifying box 34 through the set screw, and the lower extreme and the exhalation pipe 4 of purifying box 34 are linked together, dismantle the set screw, pull out rack 32 through the handle, alright change the purification layer 35 of rack 32.

It should be noted that, the control console 7 is installed to one side outer end of phosphorus trichloride storage tank 8, be equipped with first automatically controlled valve 9 and second automatically controlled valve 2 on breathing pipe 10 and the exhalation pipe 4 respectively, can the holistic work of controlling means through control console 7, when whole is the negative pressure, control console 7 controls first automatically controlled valve 9 to open, the air is along inhaling in 13 discharges the breathing pipe 10 this moment, accomplish the inspiratory operation, when too high pressure, control console 7 controls second automatically controlled valve 2 to open, the air is along exhalation pipe 4 discharge this moment, accomplish the pressure release operation, make holistic breathing operation all be automatic control, holistic result of use has been guaranteed.

It should be noted that, first automatically controlled valve 9, second automatically controlled valve 2, phosphorus trichloride gas concentration sensor 31 and manometer 6 and 7 electric connection of control cabinet are equipped with audible-visual annunciator on the control cabinet 7, and when the gaseous concentration of combustion gas exceeded the scope that sets up, audible-visual annunciator work reminded the staff to change the active carbon layer.

It should be noted that, the protection cover 1 is installed to the upper end of blast pipe 33, and it has a plurality of gas vents to distribute on the protection cover 1, discharges gas through a plurality of gas vents, and the gas vent encircles the outer end that sets up at protection cover 1 for when not using, the dust is difficult for falling into blast pipe 33 in, has seted up the chamber of placing that satisfies rack 32 and place in the purifying box 34.

It should be noted that, the end of the air intake pipe 10 is connected with the air intake 13, and the filter screen 12 is installed in the air intake 13, and in the process of discharging through the air intake 13, impurity is filtered through the filter screen 12, prevents impurity and phosphorus trichloride from mixing, influences the storage effect of phosphorus trichloride.

The working principle is as follows: before the device is used, firstly, the device is externally connected with a power supply, when the pressure gauge 6 senses that the inside of the storage tank is negative pressure, the control console 7 controls the first electric control valve 9 to be opened, at the moment, air is discharged into the air suction pipe 10 along the air suction port 13, in the discharging process, impurities are firstly filtered through the filter screen 12, then the air is dried through the air dryer 11, and then the air can be discharged into the device, so that the pressure balance operation can be carried out.

When internal pressure was too high, console 7 controls second automatically controlled valve 2 and opens, the air is discharged in purifying component 3 along exhaling pipe 4 this moment, adsorb the processing through inside activated carbon layer to exhaust phosphorus trichloride, can guarantee that the discharge can not influence the environment, carry out real-time detection to exhaust phosphorus trichloride gas concentration through phosphorus trichloride gas concentration sensor 31, gas concentration surpasses the scope that sets up when the combustion gas, audible-visual annunciator work, remind the staff to change the activated carbon layer, at the in-process of changing, dismantle the fixed screw, pull out rack 32 through the handle, alright change purification layer 35 to rack 32, the use in later stage has been guaranteed.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (6)

1. The utility model provides a phosphorus trichloride storage tank respiratory gas processing apparatus, includes phosphorus trichloride storage tank (8), its characterized in that: the upper end intercommunication of phosphorus trichloride storage tank (8) has connect trachea (5), the upper end intercommunication that connects trachea (5) has call-out pipe (4), the upper end intercommunication of call-out pipe (4) has purification subassembly (3), the right-hand member intercommunication that connects trachea (5) has breathing pipe (10), one side of breathing pipe (10) is connected with air dryer (11), manometer (6) are installed to the one end of phosphorus trichloride storage tank (8), purify subassembly (3) including purifying box (34), the internally mounted of purifying box (34) has purification layer (35), the upper end and blast pipe (33) of purifying box (34) are linked together, the one end of blast pipe (33) is equipped with phosphorus trichloride gas concentration sensor (31), it installs in rack (32) to purify layer (35), the left side of rack (32) is run through purifying box (34) left end inner wall and is in the same place with connecting plate (36) welded fastening.

2. The apparatus of claim 1, wherein the apparatus comprises: the outer end of the connecting plate (36) is provided with a handle, the connecting plate (36) is installed on the purifying box (34) through a fixing screw, and the lower end of the purifying box (34) is communicated with the call-out pipe (4).

3. The apparatus of claim 1, wherein the apparatus comprises: control cabinet (7) are installed to one side outer end of phosphorus trichloride storage tank (8), be equipped with first automatically controlled valve (9) and second automatically controlled valve (2) on breathing pipe (10) and exhale pipe (4) respectively.

4. The apparatus of claim 3, wherein the apparatus comprises: first automatically controlled valve (9), second automatically controlled valve (2), phosphorus trichloride gas concentration sensor (31) and manometer (6) and control cabinet (7) electric connection, be equipped with audible-visual annunciator on control cabinet (7).

5. The apparatus of claim 1, wherein the apparatus comprises: protection cover (1) is installed to the upper end of blast pipe (33), it has a plurality of gas vents to distribute on protection cover (1), set up the chamber of placing that satisfies rack (32) and place in purifying box (34).

6. The phosphorus trichloride storage tank respiratory gas processing device according to claim 1, characterized in that: the end part of the air suction pipe (10) is connected with an air suction port (13), and a filter screen (12) is installed in the air suction port (13).

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