CN212929520U - Emergency rescue device for dangerous gas cylinder - Google Patents

Abstract

The emergency rescue device for the dangerous gas cylinder is provided with an emergency tank and a cylinder pressing device, wherein the cylinder pressing device is detachably arranged in a tank body of the emergency tank. This dangerous gas cylinder emergency rescue device can seal the dangerous gas cylinder in emergent jar fast to obtain fixedly in this jar bucket, make inflammable, the toxic gas leakage in the dangerous gas cylinder in this emergent jar, avoid the polluted environment, cause accidents such as conflagration and personnel poisoning.

Description

Emergency rescue device for dangerous gas cylinder

Technical Field

The utility model relates to a dangerous goods's processing, specifically speaking relates to a dangerous gas cylinder emergency rescue device.

Background

Inflammable and toxic gas produced in chemical production devices needs to be filled and transported through gas cylinders, and when the gas cylinders leak and cannot be stopped, two treatment modes are generally adopted: (1) the gas leakage with less harm is realized, and the leaked gas cylinder is transferred to an open and ventilated place for natural diffusion by wearing emergency equipment by a professional; (2) the leakage of extremely toxic or particularly dangerous gas is processed by transferring the leaked gas cylinder to an emergency processing pool by wearing emergency equipment by a professional; these two approaches have the following undesirable consequences:

1. the environment is seriously polluted;

2. the leaked gas cylinder is easy to cause secondary accidents such as fire, personnel poisoning and the like in the transfer process.

Until now, a gas cylinder emergency rescue device capable of emergently dealing with leakage of flammable and toxic gas cylinders is not found.

SUMMERY OF THE UTILITY MODEL

The utility model provides a dangerous gas cylinder emergency rescue device.

The utility model discloses a dangerous gas cylinder emergency rescue device, its characterized in that has:

an emergency tank, the emergency tank having:

the tank body is provided with a barrel part and a flange part which are connected by sealing welding; a baffle plate is welded on the inner wall of the top of the barrel part and is close to the bottom of the barrel part in the barrel part; two guide rails parallel to the center line of the barrel part are arranged above the inner wall of the barrel bottom part at a certain distance in the barrel part;

a horizontal quick-opening can lid assembly having a fixed support arm, a rotatable arm and a flange lid; one end of the fixed supporting arm is welded on the outer wall of the flange opening part, the other end of the fixed supporting arm is pivotally connected with one end of the rotating arm, and the other end of the rotating arm is welded with the outer surface of the flange cover;

a clamp assembly; the clamp assembly has a screw drive member and three clamps; the screw transmission part is provided with a screw rod and two nuts, and the two nuts are respectively provided with a left-handed thread and a right-handed thread and are meshed with the screw rod; the three hoops have the same arc shape, the arc inner arc surface of each hoop forms a frustum-shaped groove, two ends of one hoop at the lower part are respectively hinged with the lower ends of the two hoops at the upper part, and the upper ends of the two hoops at the upper part are respectively fixedly connected with the two nuts through two pairs of bearing plates;

the bottle pressing device is provided with a bracket, a lifting block, a lifting column and a pressing plate; the lifting block is pivotally supported on the bracket, the lifting block is contacted with the lower end of the lifting column, and the pressing plate is fixedly connected to the bracket; the bottle pressing device is detachably arranged in the tank body.

The utility model discloses a dangerous gas cylinder emergency rescue device through horizontal quick-open cover subassembly and clamp subassembly, can seal dangerous gas cylinder fast in emergent jar, through the combined action of two guide rails in the jar bucket, baffle and pressure bottle ware, can fix dangerous gas cylinder in the jar bucket, make inflammable, toxic gas leakage in the dangerous gas cylinder in emergent jar, avoid the polluted environment, cause accidents such as conflagration and personnel poisoning.

The emergency rescue device for the dangerous gas cylinder of the utility model is characterized in that the emergency tank is also provided with a locking component which is provided with a locking pin, a pressing plate and a gas releasing hole sealing pin; when the two nuts are at the nearest dead point position, the through holes on the overlapped parts of the two pairs of supporting plates are aligned, the locking pin is inserted into each through hole in the alignment, the air vent sealing pin is hermetically installed in the air vent through hole of the flange cover, and the pressing plate is installed at the outer ends of the locking pin and the air vent sealing pin.

Therefore, when the emergency tank is vibrated, the two nuts are still at the positions of the closest dead points, so that the sealing performance between the flange opening part and the opposite surface of the flange cover is kept, and combustible and toxic gas leaked from the bottle opening valve of the dangerous gas bottle into the emergency tank cannot leak.

The utility model discloses a dangerous gas cylinder emergency rescue device, this promotion piece of this pressure bottle ware have an inclined plane, and the lower extreme of this lift post of this pressure bottle ware has a sphere, and this inclined plane contacts with this sphere.

In this way, the lifting column can be held in the corresponding position without moving downwards when the inclined plane is in the horizontal position.

The utility model discloses a dangerous gas cylinder emergency rescue device still has a dolly, and this emergent jar fixed mounting is in this dolly.

Drawings

Fig. 1 is a perspective schematic view of the emergency rescue device for dangerous gas cylinders of the present invention;

FIG. 2 is a schematic front view of the emergency rescue apparatus for dangerous gas cylinders shown in FIG. 1;

FIG. 3 is a schematic left side view of the hazardous gas cylinder emergency rescue apparatus of FIG. 2;

FIG. 4 is a schematic perspective view of an emergency canister in the hazardous gas cylinder emergency rescue apparatus of FIG. 1;

FIG. 5 is a schematic front view of the emergency tank of FIG. 4;

FIG. 6 is a schematic top view of the emergency tank of FIG. 5;

FIG. 7 is a schematic cross-sectional view taken along line B-B of FIG. 5;

FIG. 8 is a schematic front view of a clip-type horizontal quick-opening can lid apparatus of the emergency can shown in FIG. 4;

FIG. 9 is a top schematic view, partially in section, of the clamp-type horizontal quick-opening can lid assembly of FIG. 8;

fig. 10 is a schematic perspective view of a bottle presser in the emergency rescue device for dangerous gas bottles shown in fig. 1;

FIG. 11 is a schematic front view of the bottle press of FIG. 10;

fig. 12 is a perspective schematic view of a gas cylinder holder.

Detailed Description

The following description of the embodiments of the emergency rescue device with dangerous gas cylinders according to the present invention will be made in conjunction with the accompanying drawings, and the features and advantages of the emergency rescue device with dangerous gas cylinders will become more apparent.

The utility model discloses a dangerous gas cylinder emergency rescue device is shown in fig. 1 to fig. 3, has a dolly 1, an emergency tank 2 and a pressure bottle ware 3.

Referring to fig. 1 to 3, the cart 1 has a bottom square frame 11, a top square frame 12, a plurality of uprights 13, and four wheels 14. The bottom square frame 11 is formed by welding section steel, and a plurality of section steel cross beams 111 are welded between the longitudinal sides thereof. The top square frame 12 is formed by welding section steel. The upright 13 is also formed of steel. A plurality of uprights 13 are welded between the front, middle and rear ends of the bottom square frame 11 and the top square frame 12. Two wheels 14 are mounted on the front of the bottom square frame 11 for guiding the wheels. Two wheels 14 are mounted at the rear of the bottom square frame 11 and are non-guide wheels.

Referring to fig. 1 to 3, the emergency tank 2 has a tank body 21, a horizontal quick-opening tank cover assembly 22, a clip assembly 23, and a locking assembly 24.

Referring to fig. 4 to 7 and 9, can body 21 has a barrel portion 211 and a flange portion 212, which are joined by seal welding. Within the barrel portion 211, a V-shaped baffle 2111 is welded to the inner wall of the barrel top adjacent the barrel bottom, the V-shaped baffle 2111 being angled toward the flanged mouth 212. The V-shaped baffle 2111 is formed of equal angle steel, and the V-shaped mouth portion faces the flange mouth portion 212. Inside the tub portion 211, two guide rails 2112 parallel to the center line of the tub portion 211 are installed at a certain distance above the inner wall of the tub bottom by two simple brackets (not shown), the two guide rails 2112 being formed of a circular nylon rod. A first short pipe 6 and a second short pipe 7, a gauge connection short pipe 8 and a vacuum gauge connection short pipe 9 are hermetically welded to the top wall of the tub portion 211. Referring to fig. 2, a valve is sealingly installed at each of the upper ends of the first short pipe 6 and the second short pipe 7, a pressure gauge is sealingly installed at the upper end of the pressure gauge connection short pipe 8, and a vacuum gauge is sealingly installed at the upper end of the vacuum gauge connection short pipe 9. Two holders 2113 are welded to the outer surface of the bottom wall of the barrel portion 211.

The emergency tank 2 is fixedly mounted in the trolley 1 by fixedly connecting the two supports 2113 of the tank body 21 of the emergency tank 2 to the steel cross-beam 111 of the square frame 11 at the bottom of the trolley 1 by means of a plurality of bolts.

Referring to fig. 4-9, the horizontal quick-opening can lid assembly 22 has a fixed support arm 221, a swivel arm 222 and a flange cover 223.

One end of the fixed support arm 221 is welded to the outer wall of the flange portion 212 of the tank body 21 of the emergency tank 2, the other end is rotatably connected to one end of the rotating arm 222 through two rolling bearing assemblies 2212, and the other end of the rotating arm 222 is welded to the outer surface of the flange cover 223.

Referring to fig. 4 to 9, the yoke assembly 23 has a screw driving part 231 and three yokes 232.

The screw member 231 has a case 2311, a screw 2312 and two nuts 2313. The case body 2311 is fixedly mounted on the flange portion 212 of the tank body 21 of the emergency tank 2 through a support plate. The screw 2312 is rotatably supported in the case 2311 by two rolling bearings. The two nuts 2313 have left-hand and right-hand threads, respectively, that engage the screw 2312.

Referring to fig. 9, the two surfaces of the flange cover 223 contacting the flange opening 212 are each provided with an annular groove, and an O-ring seal is disposed in the annular groove.

The three clips 232 are in the shape of the same circular arc. The arc length of each clip 232 is approximately 120 degrees. The arc inner surface of each clip 232 forms a frustoconical groove. And the arc outer arc surfaces at two ends of a clamping hoop 232 at the lower part are respectively welded with a lug 2321. A pair of lugs 2322 are respectively welded on the arc outer arc surfaces of the lower ends of the two upper clamping hoops 232. The top of the support 2321 extends into the space between the tops of the two support 2322, and the top of the support 2321 is hinged to the top of the two support 2322 through a short shaft, so that the two ends of the lower clamp 232 are hinged to the lower ends of the two upper clamps 232. A pair of bearing plates 2323 are welded on the arc outer arc surfaces of the upper ends of the two upper clamping hoops 232 respectively. The upper portions of each pair of support plates 2323 are welded to the axially outer surfaces of the two nuts 2313 of the screw driving member 231, respectively, so that the upper ends of the two upper clips 232 are fixedly connected to the two nuts 2313 of the screw driving member 231, respectively. Referring to fig. 9, an outer cutout is formed at a right end portion of the pair of left support plates 2323, and an inner cutout is formed at a left end portion of the pair of right support plates 2323, so that the right end portion of the pair of left support plates 2323 and the left end portion of the pair of right support plates 2323 can be overlapped with each other, and a concentric through hole is formed at the overlapped portion.

Referring to fig. 4, 5 and 9, the locking assembly 24 has a locking pin 241, a spacer 242, a pressure plate 243 and a vent seal pin 244. The locking pin 241 has a prism boss at its outer end, which facilitates the removal of the locking pin 241 by a handle having a prism hole at its end. The vent seal pin 244 has a male threaded portion and a smooth cylindrical portion, with a prismatic boss at the outer end to facilitate removal of the vent seal pin 244 with a handle having a cylindrical bore at its end.

Referring to fig. 4, 5 and 9, the upper portion of the flange cover 223 of the horizontal quick-opening can cover assembly 22 is provided with a vent hole having a female thread portion and a light hole portion, the light hole portion having an annular groove, and an O-ring seal is disposed in the annular groove. The vent seal pin 244 is installed in a vent through hole in the upper portion of the flange cover 223 of the horizontal quick-opening tank cover assembly 22, the light beam portion of the vent seal pin 244 is matched with an O-shaped seal ring in an annular groove of the vent through hole to seal the vent through hole, the male thread portion of the vent seal pin 244 is meshed with the female thread portion of the vent through hole, and the vent seal pin 244 is detachably installed in the vent through hole.

Referring to fig. 10 and 11, the bottle presser 3 has a base plate 31, two support plates 32, a rotating shaft 33, a lift block 34, a handle 35, a pressing plate 36, a support block 37, a lift column 38, a rubber block 39, and a rubber pad 30.

The lower ends of the two support plates 32 are welded to the base plate 31. The through hole of the lifting block 34 is in interference fit with the rotating shaft 33, and the lifting block 34 is fixedly installed on the rotating shaft 33. Both end portions of the rotating shaft 33 are rotatably supported in through holes in the lower portions of the two support plates 32. The support block 37 is fixedly mounted between the upper end portions of the two support plates 32 by a plurality of bolts. The upper end of the lifting column 38 protrudes upward from the center hole of the support block 37, and a head 381 having a spherical surface at the lower end of the lifting column 38 is in contact with the inclined surface 341 of the lifting block 34. The rubber block 39 is fixedly mounted on the upper end of the lifting column 38 by a screw. The two side edges of the pressing plate 36 are welded to the two triangular extensions of the two support plates 32. The rubber pad 30 is fixedly attached to the underside of the pressure plate 36 by two screws. The lower end of the handle 35 is welded to the lifting block 34. The upper portions of the two support plates 32 each have a through hole 321. The lift post 38 has a plurality of adjacent through holes 382. The support block 37 has a plurality of adjacent through holes 371.

Referring to fig. 12, the emergency rescue device for dangerous gas cylinders of the present invention may further have a gas cylinder bracket 4. The gas cylinder holder 4 has a frame body 41 and a rotatable stick 42. The rotary rod 42 is rotatably supported at both ends thereof on the frame body 41. With the aid of the gas cylinder carrier 4, hazardous gas cylinders can be easily and effortlessly introduced into or removed from the cylinder body 21 of the emergency cylinder 2.

The utility model discloses an operation process when dangerous gas cylinder emergency rescue device uses as follows:

referring to fig. 2, when the gas cylinder 10 containing flammable and toxic gas leaks outwards from the mouth valve of the gas cylinder 10 when in use, the mouth valve is closed first, the pipeline connected with the mouth valve is disconnected, and the mouth cover 20 is screwed on the mouth of the gas cylinder; then, the dangerous gas bottle 10 is carried to the rotary rod 42 of the gas bottle bracket 4, the dangerous gas bottle 10 is pushed toward the flange part 212 of the tank body 21 of the emergency tank 2, the dangerous gas bottle 10 enters the tank body 21 through the opening of the flange part 212, and the dangerous gas bottle 10 smoothly enters the tank body 21 under the support and guide of the two parallel circular nylon rod guide rails 2112 in the tank body 21. When the outer wall of the bottom of the dangerous gas bottle 10 is pressed against the V-shaped baffle 2111 in the can body 21, the pushing is stopped; then, the bottle presser 3 is loaded into the can body 21, the base plate 31 of the bottle presser 3 is supported on the two guide rails 2112, the rubber pad 30 of the bottle presser 3 is pressed against the outer surface of the mouth cover 20 of the dangerous gas bottle 10, the handle 35 of the bottle presser 3 is pressed down by hand, the lifting block 34 of the bottle presser 3 rotates along with the rotating shaft 33, the inclined surface 341 of the lifting block 34 jacks up the lifting column 38 of the bottle presser 3, when the inclined surface 341 reaches the horizontal state, the rubber block 39 mounted on the top of the lifting column 38 is tightly pressed against the inner surface of the top wall of the can body 21, stopping pressing down the handle 35 of the bottle presser 3, and at this time, the dangerous gas bottle 10 is fixed in the tank body 21 through the combined action of the two guide rails 2112, the V-shaped baffle 2111 and the bottle pressing device 3, to prevent the lifting column 38 from sliding down under vibration, a plug is inserted into the through hole 371 of the supporting block 37 and the through hole 382 of the lifting column 38; then, the flange cover 223 of the horizontal quick-opening can cover assembly 22 is pushed by hand, and the flange cover 223 covers the flange part 212 by the fixed supporting arm 221 and the rotating arm 222 of the horizontal quick-opening can cover assembly 22; then, the screw 2312 of the screw driving unit 231 of the band assembly 23 shown in fig. 8 is rotated by the handle, the two nuts 2313 engaged with the screw 2312 are moved toward each other and approach each other, the upper ends of the two upper bands 232 of the band assembly 23 approach each other because the lower ends of the two pairs of support plates 2323 are welded to the arc outsides of the upper ends of the two bands 232 respectively, and the upper ends of the two upper bands 232 are fixedly connected to the two nuts 2313 of the screw driving unit 231 respectively, and the two lower bands 232 are hinged to the lower ends of the two upper bands 232 respectively, so that the two lower bands 232 and the lower ends of the two upper bands 232 move toward the center of the flange mouth 212 simultaneously when the upper ends of the two upper bands 232 approach each other, when the two pairs of supporting plates 2323 reach the position shown in fig. 9, the right end portions of the left pair of supporting plates 2323 and the left end portions of the right pair of supporting plates 2323 are overlapped with each other, and the through holes on the overlapped portions are aligned, the three hoops 232 of the hoop assembly 23 apply acting force to the flange of the flange cover 223 and the flange of the flange mouth portion 212 through the frustum-shaped grooves formed on the arc-shaped inner arc surfaces thereof, so that the flange cover 223 and the flange mouth portion 212 are in contact with each other toward the surfaces of the pair, and the O-ring seals arranged in the circular grooves on the two surfaces are subjected to great pressure, thereby achieving a good sealing effect, preventing inflammable and toxic gases which are leaked into the emergency tank 2 from the mouth valve of the dangerous gas cylinder 10 from leaking out of the emergency tank 2, and at this time, stopping the; then, the locking pin 241 of the locking assembly 24 is inserted into each through hole of the pair of the overlapping portions of the two pairs of the supporting plates 2323, the cushion block 242 is sleeved on the locking pin 241, the inner side surface of the cushion block 242 is pressed on the outer surface of the outer side wall of the box body 2311 of the screw transmission component 231, the two end portions of the pressure plate 243 are respectively sleeved on the locking pin 241 and the vent hole sealing pin 244 through the two through holes thereof, the inner side surface of the upper end portion of the pressure plate 243 is pressed on the outer side surface of the cushion block 242, the inner side surface of the lower end portion of the pressure plate 243 is pressed on the shoulder surface of the vent hole sealing pin 244, the upper end portion of the pressure plate 243 is pressed and fixed on the locking pin 241 through a nut, and the lower; then, pushing the trolley 1 to a vacuum recovery device, connecting a recovery pipeline of the vacuum recovery device with a valve at the upper end of a first short pipe 6 or a second short pipe 7 at the top of a tank body 21 of the emergency tank 2 in a sealing manner, starting a vacuum pump of the vacuum recovery device, opening the valve, recovering inflammable and toxic gas discharged into the emergency tank 2 through a bottle opening valve of the dangerous gas cylinder 10, stopping the vacuum pump when a vacuum meter at the top of the tank body 21 of the emergency tank 2 shows that the vacuum degree in the emergency tank 2 is 10 to 20 kilopascals, and disconnecting the recovery pipeline of the vacuum recovery device from the valve at the upper end of the first short pipe 6 or the second short pipe 7 at the top of the tank body 21 of the emergency tank 2; then, the nut on the locking pin 241 and the nut on the vent hole sealing pin 244 are unscrewed, the pressing plate 243 is removed from the locking pin 241 and the vent hole sealing pin 244, the cushion block 242 is removed from the locking pin 241, the locking pin 241 is drawn out from each through hole in the pair on the overlapped part of the two pairs of supporting plates 2323, the vent hole sealing pin 244 is unscrewed from the vent through hole of the flange cover 223 of the horizontal quick-opening tank cover assembly 22, at the moment, the outside air enters the emergency tank 2 through the vent through hole of the flange cover 223, and the interior of the emergency tank 2 is changed from vacuum to normal pressure; then, by reversely rotating the screw 2312 of the screw driving part 231 of the clip assembly 23 shown in fig. 8 by the handle, the two nuts 2313 move in opposite directions away from each other, and when the frustum-shaped grooves formed on the arc-shaped inner arc surfaces of the three clips 232 are separated from the flange of the flange cover 223 and the flange of the flange mouth part 212, the reverse rotation of the screw 2312 is stopped; then, the flange 223 of the horizontal quick-opening can lid assembly 22 is manually opened, the plug pin is pulled out from the through hole 371 of the aligned support block 37 of the bottle presser 3 and the through hole 382 of the lifting column 38, the handle 35 of the bottle presser 3 is pushed upward, the lifting column 38 descends, the rubber block 39 on the top of the lifting column 38 is separated from the inner surface of the top wall of the can body 21, the bottle presser 3 is removed from the emergency can 2, the dangerous gas bottle 10 is pulled out from the emergency can 2 by the gas bottle bracket 4, the bottle mouth mask 20 is unscrewed, and the leaking bottle mouth valve is replaced with a new bottle mouth valve.

Claims (4)

1. A dangerous gas cylinder emergency rescue device is characterized by comprising:

an emergency tank, the emergency tank having:

the tank body is provided with a barrel part and a flange part which are connected by sealing welding; a baffle plate is welded on the inner wall of the top of the barrel part adjacent to the bottom of the barrel part in the barrel part; two guide rails parallel to the center line of the barrel part are arranged above the inner wall of the barrel bottom part at a certain distance in the barrel part;

a horizontal quick-opening can lid assembly having a fixed support arm, a rotatable arm and a flange lid; one end of the fixed supporting arm is welded on the outer wall of the flange opening part, the other end of the fixed supporting arm is pivotally connected with one end of the rotating arm, and the other end of the rotating arm is welded with the outer surface of the flange cover;

a clamp assembly; the clamp assembly has a screw drive member and three clamps; the screw transmission part is provided with a screw rod and two nuts, and the two nuts are respectively provided with a left-handed thread and a right-handed thread and are meshed with the screw rod; the three hoops are in the same arc shape, the arc inner arc surface of each hoop forms a frustum-shaped groove, two ends of one hoop at the lower part are respectively hinged with the lower ends of the two hoops at the upper part, and the upper ends of the two hoops at the upper part are respectively fixedly connected with the two nuts through two pairs of bearing plates;

the bottle pressing device is provided with a bracket, a lifting block, a lifting column and a pressing plate; the lifting block is pivotally supported on the bracket, the lifting block is contacted with the lower end of the lifting column, and the pressing plate is fixedly connected to the bracket; the bottle pressing device is detachably arranged in the tank body.

2. A dangerous gas cylinder emergency rescue apparatus according to claim 1, further comprising a trolley, wherein the emergency tank is fixedly mounted in the trolley.

3. A dangerous gas cylinder emergency rescue apparatus according to claim 1 or 2, wherein the emergency tank further has a locking assembly having a locking pin, a pressing plate and a vent hole sealing pin; when the two nuts are at the nearest dead point position, the through holes on the overlapped parts of the two pairs of supporting plates are aligned, the locking pin is inserted into each through hole in the alignment, the air vent sealing pin is hermetically installed in the air vent through hole of the flange cover, and the pressing plate is installed at the outer ends of the locking pin and the air vent sealing pin.

4. A dangerous gas cylinder emergency rescue apparatus according to claim 3, wherein the lifting block of the cylinder presser has an inclined plane, the lower end of the lifting column of the cylinder presser has a spherical surface, and the inclined plane is in contact with the spherical surface.

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