CN111605911B - Condensation safety leakage-proof device for sodium cyanide storage tank - Google Patents
Condensation safety leakage-proof device for sodium cyanide storage tank Download PDFInfo
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- CN111605911B CN111605911B CN202010531512.6A CN202010531512A CN111605911B CN 111605911 B CN111605911 B CN 111605911B CN 202010531512 A CN202010531512 A CN 202010531512A CN 111605911 B CN111605911 B CN 111605911B
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- pipe
- jacket
- inner container
- inlet pipe
- air inlet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/22—Safety features
- B65D90/32—Arrangements for preventing, or minimising the effect of, excessive or insufficient pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/74—Large containers having means for heating, cooling, aerating or other conditioning of contents
- B65D88/744—Large containers having means for heating, cooling, aerating or other conditioning of contents heating or cooling through the walls or internal parts of the container, e.g. circulation of fluid inside the walls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/74—Large containers having means for heating, cooling, aerating or other conditioning of contents
- B65D88/745—Large containers having means for heating, cooling, aerating or other conditioning of contents blowing or injecting heating, cooling or other conditioning fluid inside the container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/22—Safety features
Abstract
The invention provides a condensation safety leakage-proof device for a sodium cyanide storage tank, which comprises an inner container and a jacket wrapped outside the inner container; the inner container is provided with an exhaust pipe, and one end of the exhaust pipe penetrates through the jacket and is connected with a breather valve; an air inlet pipe is arranged on the inner container, and one end of the air inlet pipe penetrates through and protrudes out of the jacket; the jacket is provided with a water inlet pipe and a water outlet pipe. When in use, the air inlet pipe is connected with the sodium cyanide storage tank. Gaseous hydrogen cyanide generated after the sodium cyanide in the sodium cyanide storage tank is heated and decomposed enters the inner container through the air inlet pipe. And cooling water is injected into the jacket through a water inlet pipe, and the cooling water in the jacket is discharged through a water outlet pipe. The cooling water can cool the inner container in the flowing process of the jacket, so that the hydrogen cyanide in the inner container is liquefied and accumulated in the inner container, the hydrogen cyanide is not easy to be discharged to the outside from the exhaust pipe, and the potential safety hazard is reduced.
Description
Technical Field
The invention relates to a leakage preventer, in particular to a condensation safety leakage preventer for a sodium cyanide storage tank.
Background
Sodium cyanide, in the form of white crystalline particles or powder, is deliquescent and has a weak bitter almond taste. It is extremely toxic, and can be poisoned and killed when skin wound is contacted, inhaled and swallowed. Sodium cyanide is decomposed by heating to generate hydrogen cyanide, and the boiling point of the hydrogen cyanide is 26 ℃.
At present, sodium cyanide is generally placed into a storage tank for storage, a breather valve is arranged on the storage tank, the breather valve is a valve which ensures that an inner cavity of the storage tank is isolated from the atmosphere within a certain pressure range and can be communicated with the atmosphere when the pressure exceeds or is lower than the pressure range, and the storage tank is placed to be damaged due to overpressure or vacuum during the action of the breather valve. The storage tank is also provided with an emptying valve which is a device for emptying the pipeline.
However, the breather valve and the emptying valve which are arranged on the storage tank can not treat the gaseous hydrogen cyanide generated by the thermal decomposition of the sodium cyanide in the storage tank, the hydrogen cyanide is extremely toxic, and if the hydrogen cyanide is discharged from the storage tank, great potential safety hazards can be caused.
Disclosure of Invention
Accordingly, the present invention is directed to a condensation safety leakage preventer for a sodium cyanide storage tank, which can treat vaporized hydrogen cyanide such that the vaporized hydrogen cyanide is not easily discharged to the outside.
In order to solve the technical problems, the technical scheme of the invention is as follows: a condensation safety leakage-proof device for a sodium cyanide storage tank comprises an inner container and a jacket wrapped on the outer side of the inner container;
an exhaust pipe is arranged on the inner container, one end of the exhaust pipe is communicated with the inner cavity of the inner container, and the other end of the exhaust pipe penetrates through the jacket and is connected with a breather valve; the inner container is also provided with an air inlet pipe, one end of the air inlet pipe is communicated with the inner cavity of the inner container, and the other end of the air inlet pipe penetrates through and protrudes out of the jacket;
the water inlet pipe and the water outlet pipe are respectively arranged on two sides of the jacket, and the water inlet pipe and the water outlet pipe are communicated with the inner cavity of the jacket.
Through above-mentioned technical scheme, during the use, be connected intake pipe and sodium cyanide holding vessel. Gaseous hydrogen cyanide generated after the sodium cyanide in the sodium cyanide storage tank is heated and decomposed enters the inner container through the air inlet pipe. And cooling water is injected into the jacket through a water inlet pipe, and the cooling water in the jacket is discharged through a water outlet pipe. The cooling water can cool the inner container in the flowing process of the jacket, so that the hydrogen cyanide in the inner container is liquefied and accumulated in the inner container, the hydrogen cyanide is not easy to be discharged to the outside from the exhaust pipe, and the potential safety hazard is reduced.
Preferably, the end part of the air inlet pipe extending into the inner container is provided with a crown pipe, and the crown pipe is provided with a plurality of through holes in a penetrating manner.
Through the technical scheme, when the gaseous hydrogen cyanide is contacted with the crown pipe, the surface temperature of the crown pipe is low, so that the crown pipe can cool the gaseous hydrogen cyanide, and part of the gaseous hydrogen cyanide is liquefied into the liquid hydrogen cyanide.
Preferably, a connecting pipe is arranged on the jacket and used for connecting a sodium cyanide storage tank, and the air inlet pipe is positioned inside the connecting pipe.
Through above-mentioned technical scheme, the connecting pipe is connected with the sodium cyanide holding vessel, so when the inside sodium cyanide of sodium cyanide holding vessel is heated and decomposed and produces gaseous hydrogen cyanide, gaseous hydrogen cyanide flows out and enters into inside the connecting pipe from the sodium cyanide holding vessel, the gaseous hydrogen cyanide that enters into inside the connecting pipe flows upwards along the connecting pipe, when gaseous hydrogen cyanide contacts with the inner wall of clamp cover, because the surface temperature of clamp cover is lower, so the clamp cover can cool gaseous hydrogen cyanide, make the liquefaction of part gaseous hydrogen cyanide become liquid hydrogen cyanide.
Preferably, a balance pipe is arranged on the side wall of the connecting pipe, the balance pipe is communicated with the inner cavity of the connecting pipe, and the end part, far away from the connecting pipe, of the balance pipe penetrates through the jacket and is communicated with the inner cavity of the inner container.
Through above-mentioned technical scheme, the inside gaseous hydrogen cyanide of connecting pipe can enter into the inner bag through the balance pipe and cool off for the inside difficult too big and damaged condition of pressure that appears of connecting pipe. Meanwhile, in the process of moving the gaseous hydrogen cyanide in the balance pipe, the temperature of the gaseous hydrogen cyanide is high, and the outside air can cool the gaseous hydrogen cyanide through the balance pipe, so that the temperature of the gaseous hydrogen cyanide is reduced, and the situation that part of the gaseous hydrogen cyanide is liquefied into liquid hydrogen cyanide is possible to occur.
Preferably, the inner container is provided with a sight glass.
Through the technical scheme, the state of the hydrogen cyanide in the inner container can be observed through the sight glass.
Preferably, the crown pipe is rotatably connected with the air inlet pipe, and the plurality of through holes are obliquely arranged; when the gas is discharged from the through hole and enters the inner container, the gas can push the crown pipe to rotate in the circumferential direction.
Through above-mentioned technical scheme, gaseous hydrogen cyanide can drive the corolla pipe when the through-hole department discharges and carry out circumferential direction, and the gaseous hydrogen cyanide in the inner bag can be disturbed to pivoted corolla pipe for gaseous hydrogen cyanide flows, and the gaseous hydrogen cyanide that flows can dispel the heat more fast and liquefy and become liquid hydrogen cyanide.
Preferably, the diameter of the through hole gradually increases towards the side far away from the axis of the corolla tube.
Through above-mentioned technical scheme, when gaseous hydrogen cyanide flows out from the through-hole, its speed reduces, so be difficult for causing the influence to the gaseous hydrogen cyanide that is flowing in the inner bag for gaseous hydrogen cyanide in the inner bag can be comparatively quick cooling and liquefaction become liquid hydrogen cyanide.
Preferably, the side wall of the connecting pipe is integrally formed with a heat dissipating fin, and one side of the heat dissipating fin extends into the connecting pipe.
Through above-mentioned technical scheme, radiating fin can be with heat transfer to the external world that gaseous hydrogen cyanide contains in the connecting pipe for gaseous hydrogen cyanide of primary cooling.
Preferably, a plurality of spiral pieces are arranged at the end part, close to the air inlet pipe, of the crown pipe, and the spiral pieces are uniformly distributed along the circumferential direction of the crown pipe.
Through above-mentioned technical scheme, when the corolla pipe rotated, the connection can stir the hydrogen cyanide in the intake pipe on the spiral piece for gaseous hydrogen cyanide's flow velocity increases, and gaseous hydrogen cyanide can dispel the heat more fast and liquefy and become liquid hydrogen cyanide like this.
Preferably, the end of the screw part far away from the crown tube is hinged with a disturbance rod.
Through above-mentioned technical scheme, articulate the disturbance stick on the spiral piece and can stir the gaseous hydrogen cyanide in the connecting pipe for gaseous hydrogen cyanide's flow velocity increases, and gaseous hydrogen cyanide can dispel the heat more fast and liquefy and become liquid hydrogen cyanide like this. When the slew velocity of corolla pipe is very fast, disturbance stick open angle is great, so can stir the gaseous hydrogen cyanide in the connecting pipe more fully for gaseous hydrogen cyanide's flow velocity increases, and gaseous hydrogen cyanide can dispel the heat more fast and liquefy to liquid hydrogen cyanide like this.
Drawings
FIG. 1 is a schematic structural diagram according to a first embodiment;
FIG. 2 is a schematic mechanism diagram of the second embodiment;
FIG. 3 is a schematic cross-sectional view of the second embodiment of the crown tube.
Reference numerals are as follows: 1. an inner container; 2. a jacket; 3. an exhaust pipe; 4. a breather valve; 5. an air inlet pipe; 6. a water inlet pipe; 7. a water outlet pipe; 8. a corolla tube; 9. a through hole; 10. a connecting pipe; 11. a balance tube; 12. a sight glass; 13. a heat dissipating fin; 14. a screw; 15. the rod is disturbed.
Detailed Description
The following detailed description of the present invention is provided to facilitate the understanding and appreciation of the technical aspects of the present invention in connection with the accompanying drawings.
A condensation safety leakage-proof device for a sodium cyanide storage tank is shown in figure 1 and comprises a spherical jacket 2 and a spherical inner container 1 arranged in the jacket 2. The spherical jacket 2 and the spherical liner 1 can ensure small volume and large contact area.
Be provided with inlet tube 6 on the clamp cover 2, inlet tube 6 communicates with the inner chamber of clamp cover 2, during the use, with the delivery port and the inlet tube 6 intercommunication of water pump, inside the inlet tube 6 was injected into with the cooling water to the water pump during operation, inside the cooling water of 6 inside inlet tubes entered into clamp cover 2 under the pressure effect. The jacket 2 is also provided with a water outlet pipe 7, the water outlet pipe 7 is communicated with the inner cavity of the jacket 2, and when the cooling water cooling device is used, cooling water flowing in the jacket 2 can be discharged through the water outlet pipe 7. In this embodiment, the water inlet pipe 6 is disposed at the bottom of the left side of the jacket 2, and the water outlet pipe 7 is disposed at the top of the right side of the jacket 2, so that the cooling water can flow in the jacket 2 for a long time, and the liner 1 can be sufficiently cooled. The jacket 2 is provided with a pressure gauge port, and a pressure gauge can be arranged at the pressure gauge port for detecting the pressure inside the jacket 2.
The bottom that presss from both sides the cover 2 is provided with connecting pipe 10, connecting pipe 10 is along the radial extension of pressing from both sides cover 2, connecting pipe 10 is connected with the cyanide holding vessel flange, so inside the inside gaseous hydrogen cyanide that the inside sodium cyanide of cyanide holding vessel heated decomposition and produced can enter into connecting pipe 10, when gaseous hydrogen cyanide and the outer wall contact of clamp cover 2, because there is cooling water to flow inside the clamp cover 2, so press from both sides cover 2 lower temperature, can cool off gaseous hydrogen cyanide, make partial gaseous hydrogen cyanide can liquefy and become liquid hydrogen cyanide.
The lateral wall department of connecting pipe 10 is provided with balance tube 11, balance tube 11's one end and connecting pipe 10's inner chamber intercommunication, balance tube 11's the other end is bent back and is run through and press from both sides cover 2 and communicate with inner bag 1, so enter into the inside partial gaseous state hydrogen cyanide of connecting pipe 10 and can enter into inner bag 1 via balance tube 11, and gaseous state hydrogen cyanide when 11 inside flows at balance tube, external air can cool off the hydrogen cyanide of gaseous state through balance tube 11, make the temperature of gaseous state hydrogen cyanide reduce. Be provided with the teletransmission manometer mouth on the balance tube 11, can install a manometer at the teletransmission manometer mouth during the use for the inside pressure of monitoring balance tube 11. Still be provided with teletransmission temperature warning interface on the balance pipe 11, can monitor the temperature of balance pipe 11 in real time at a teletransmission temperature warning interface connection temperature alarm during the use, avoid appearing the too high condition of 11 inside temperatures of balance pipe.
An air inlet pipe 5 is arranged inside the connecting pipe 10, the air inlet pipe 5 sequentially penetrates through the jacket 2 and the inner container 1 and finally extends into the inner cavity of the inner container 1, and the air inlet pipe 5 is fixedly connected with the inner container 1. When in use, part of the gaseous hydrogen cyanide inside the connecting pipe 10 can enter the inner container 1 through the air inlet pipe 5. The end part of the connecting pipe 10 extending into the inner container 1 is provided with a crown pipe 8, the top of the crown pipe 8 is sealed, and a plurality of through holes 9 are uniformly distributed on the side wall of the crown pipe 8 in the circumferential direction.
The side wall of the inner container 1 is provided with a sight glass 12, and when in use, the state of the hydrogen cyanide in the inner container 1 can be observed through the sight glass 12.
The top of inner bag 1 is provided with blast pipe 3, and blast pipe 3 runs through and presss from both sides cover 2 and communicates with the external world, and the top of blast pipe 3 is provided with a breather valve 4, and breather valve 4 is prior art, does not describe herein repeatedly.
Example two:
as shown in fig. 2 and 3, the difference between the second embodiment and the first embodiment is that the crown tube 8 is rotatably connected to the connecting tube 10, the through hole 9 of the crown tube 8 is inclined, and the diameter of the through hole 9 is increased toward the side away from the axis of the crown tube 8, so that when gaseous hydrogen cyanide flows out from the through hole 9, the gaseous hydrogen cyanide can push the crown tube 8 to rotate in the circumferential direction. The crown tube 8 rotating in the circumferential direction can drive gaseous hydrogen cyanide in the inner container 1, so that the gaseous hydrogen cyanide can be cooled more quickly.
The end part of the corolla pipe 8 close to the air inlet pipe 5 is provided with a plurality of spiral pieces 14, and the plurality of spiral pieces 14 are uniformly distributed along the circumferential direction of the corolla pipe 8. In this embodiment, the screw 14 is a spring which is extendable to agitate the hydrogen cyanide gas in the inlet tube 5 as the corolla tube 8 is rotated. The spiral part 14 is arranged along the axial direction of the air inlet pipe 5, the end part of the spiral part 14 far away from the crown pipe 8 is hinged with a disturbance rod 15, and a hinge shaft of the disturbance rod 15 is vertical to the air inlet pipe 5
The side wall of the connecting pipe 10 is integrally formed with a plurality of heat dissipating fins 13, one side of each of the plurality of heat dissipating fins 13 extends into the connecting pipe 10, and the heat dissipating fins 13 are used for absorbing heat in the gaseous hydrogen cyanide and transferring the heat to the outside, thereby playing a role in cooling the gaseous hydrogen cyanide inside the connecting pipe 10.
The above are only typical examples of the present invention, and besides, the present invention may have other embodiments, and all the technical solutions formed by equivalent substitutions or equivalent changes are within the scope of the present invention as claimed.
Claims (4)
1. The utility model provides a sodium cyanide is condensation safety leakage prevention ware for holding vessel which characterized by: comprises an inner container (1) and a jacket (2) wrapped outside the inner container (1);
an exhaust pipe (3) is arranged on the inner container (1), one end of the exhaust pipe (3) is communicated with the inner cavity of the inner container (1), and the other end of the exhaust pipe penetrates through the jacket (2) and is connected with a breather valve (4); the inner container (1) is also provided with an air inlet pipe (5), one end of the air inlet pipe (5) is communicated with the inner cavity of the inner container (1), and the other end of the air inlet pipe penetrates through the jacket (2) and protrudes out of the jacket;
the water inlet pipe (6) and the water outlet pipe (7) are arranged on the jacket (2), the water inlet pipe (6) and the water outlet pipe (7) are respectively arranged on two sides of the jacket (2), and the water inlet pipe (6) and the water outlet pipe (7) are both communicated with an inner cavity of the jacket (2);
a connecting pipe (10) is arranged on the jacket (2), the connecting pipe (10) is used for connecting a sodium cyanide storage tank, and the air inlet pipe (5) is positioned inside the connecting pipe (10);
a crown pipe (8) is arranged at the end part of the air inlet pipe (5) extending into the inner container (1), and a plurality of through holes (9) are arranged on the crown pipe (8) in a penetrating way;
the crown pipe (8) is rotationally connected with the air inlet pipe (5), and the through holes (9) are obliquely arranged; when the gas is discharged from the through hole (9) and enters the inner container (1), the gas can push the crown pipe (8) to rotate circumferentially;
the diameter of the through hole (9) is gradually increased on one side away from the axis of the crown pipe (8);
a plurality of spiral pieces (14) are arranged at the end part of the crown pipe (8) close to the air inlet pipe (5), and the spiral pieces (14) are uniformly distributed along the circumferential direction of the crown pipe (8);
the end part of the spiral piece (14) far away from the crown pipe (8) is hinged with a disturbance rod (15).
2. The condensate safety vent for nacn storage tanks of claim 1, wherein: the side wall of the connecting pipe (10) is provided with a balance pipe (11), the balance pipe (11) is communicated with the inner cavity of the connecting pipe (10), and the end part, far away from the connecting pipe (10), of the balance pipe (11) penetrates through the jacket (2) and is communicated with the inner cavity of the inner container (1).
3. The safety leakage preventer for sodium cyanide storage tanks according to claim 1, wherein: the inner container (1) is provided with a sight glass (12).
4. The condensate safety vent for nacn storage tanks of claim 1, wherein: the side wall of the connecting pipe (10) is integrally formed with radiating fins (13), and one side of each radiating fin (13) extends into the connecting pipe (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010531512.6A CN111605911B (en) | 2020-06-11 | 2020-06-11 | Condensation safety leakage-proof device for sodium cyanide storage tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010531512.6A CN111605911B (en) | 2020-06-11 | 2020-06-11 | Condensation safety leakage-proof device for sodium cyanide storage tank |
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| CN111605911A CN111605911A (en) | 2020-09-01 |
| CN111605911B true CN111605911B (en) | 2022-08-19 |
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| CN202010531512.6A Active CN111605911B (en) | 2020-06-11 | 2020-06-11 | Condensation safety leakage-proof device for sodium cyanide storage tank |
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| CN115477102B (en) * | 2022-10-13 | 2023-05-30 | 广州百沙塑胶新材料有限公司 | Magnesium aluminum zinc powder stabilizer holding vessel |
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