CN111498263A

CN111498263A - Explosion-proof petroleum barrel capable of automatically controlling internal pressure

Info

Publication number: CN111498263A
Application number: CN202010383848.2A
Authority: CN
Inventors: 车强虎
Original assignee: Fuzhou Wuchuang Lai Technology Co ltd
Current assignee: Fuzhou Wuchuang Lai Technology Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2020-08-07

Abstract

The invention discloses an explosion-proof petroleum barrel capable of automatically controlling internal pressure, which comprises a petroleum barrel, wherein a storage cavity is arranged in the petroleum barrel, working blocks are fixedly arranged on the upper inner wall and the lower inner wall of the storage cavity, the left side and the right side of the inner bottom wall of the storage cavity are provided with ventilation holes in a through mode, a cooling mechanism is arranged in the ventilation holes, a saltpeter reaction cavity with a right opening is arranged on the left side end surface of the working block, a circulating mechanism is arranged on the inner bottom wall of the saltpeter reaction cavity, a pressure energy storage cavity with an upward opening is arranged on the top end surface of the working block, and a pressure energy storage sealing plate and; the invention realizes that the inside of the barrel can be cooled when storing petroleum, and automatically starts cooling circulation according to the pressure change in the barrel in the transportation process of finishing storage, thereby ensuring that the petroleum barrel cannot cause the problems of safety and petroleum leakage caused by overhigh pressure and temperature in the barrel.

Description

Explosion-proof petroleum barrel capable of automatically controlling internal pressure

Technical Field

The invention relates to the field related to petroleum exploitation and transportation, in particular to an explosion-proof petroleum barrel capable of automatically controlling internal pressure.

Background

The transportation of oil is particularly important because the petroleum products are not kept in the same place in every industrial sector and are therefore also called "industrial blood", since the petroleum reserves are not even in the world, resulting in the need to transport the petroleum to the required location after the extraction has been completed.

At the present stage, heat is generated by friction between the petroleum and surrounding metal in the barreled transportation process or the petroleum in the barrel shakes and collides with volatile gas to cause the pressure in the barrel to rise, so that great potential safety hazards exist.

Disclosure of Invention

The technical problem to be solved by the invention is to provide an explosion-proof petroleum barrel capable of automatically controlling internal pressure, so that the inside of the barrel can be cooled when petroleum is stored, and a cooling cycle is automatically started according to the pressure change in the barrel in the transportation process of storage, so that the problems of safety and petroleum leakage caused by overhigh pressure and temperature in the barrel are avoided.

The invention discloses an explosion-proof petroleum barrel capable of automatically controlling internal pressure, which comprises a petroleum barrel, wherein a storage cavity is arranged in the petroleum barrel, working blocks are fixedly arranged on the upper inner wall and the lower inner wall of the storage cavity, ventilation holes are formed in the left side and the right side of the bottom wall of the storage cavity in a through mode, a cooling mechanism is arranged in the ventilation holes, a saltpeter reaction cavity with a rightward opening is arranged on the left side end face of the working block, and a circulating mechanism is arranged on the bottom wall of the saltpeter reaction;

the end face of the top of the working block is provided with a pressure energy storage cavity with an upward opening, a pressure energy storage sealing plate and a moving block positioned on the lower side of the pressure energy storage sealing plate are arranged in the pressure energy storage cavity in a sliding manner, an energy storage spring is fixedly connected between the pressure energy storage sealing plate and the moving block, the left end face of the pressure energy storage sealing plate is provided with a top pressing block sliding groove with a leftward opening, a top pressing block is arranged in the top pressing block sliding groove in a sliding manner, the right end face of the top pressing block is fixedly provided with a top pressing block spring fixedly connected with the inner wall of the right side of the top pressing block sliding groove, the left end face of the moving block is fixedly provided with a rack, the right end face of the moving block is provided with a bayonet with a rightward opening, the inner wall of the left side of the pressure, a clamping block pull rope is fixedly arranged on the right end face of the push plate at the upper side, a saltpeter reaction cavity sealing block pull rope is fixedly arranged on the right end face of the push plate at the lower side, a push plate spring fixedly connected with the left inner wall of the push plate sliding groove is fixedly arranged on the left end face of the push plate at the left side, a first transmission cavity with a rightward opening is arranged on the left inner wall of the pressure energy storage cavity at the lower side, a first transmission shaft is rotatably connected on the front inner wall and the rear inner wall of the first transmission cavity, a first belt pulley, a transmission gear positioned on the front side of the first belt pulley and meshed with the rack and a first bevel gear positioned on the front side of the transmission gear are fixedly arranged on the first transmission shaft, a clamping block sliding groove with a leftward opening is arranged on the right inner wall of the pressure energy storage cavity, a clamping block matched with the clamping opening is slidably arranged in the clamping block sliding groove, the clamping block pull rope is fixedly connected to the end face of the right side of the clamping block sliding groove, and the other end of the clamping block pull rope is far away from the push plate on the upper side.

Further, the circulation mechanism comprises a piston tank arranged on the inner bottom wall of the saltpeter reaction cavity, a piston cavity is arranged in the piston tank, a piston is arranged in the piston cavity in a sliding manner, piston racks which are bilaterally symmetrical are fixedly arranged on the end surface of the top of the piston, second transmission shafts which extend to the front side and the rear side are rotatably connected on the front inner wall and the rear inner wall of the piston cavity, sector gears which are meshed with the piston racks are fixedly arranged on the second transmission shafts, one-way valves which are bilaterally symmetrical and communicated in opposite directions are fixedly arranged on the inner bottom wall of the piston cavity, belt wheel cavities are symmetrically arranged on the front inner wall and the rear inner wall of the piston cavity, a second belt wheel is fixedly arranged on the part of the second transmission shaft extending into the belt wheel cavity, the second belt wheel on the rear side is connected with the first belt wheel in a transmission fit manner through a first transmission, one end of the circulation pipeline is communicated with a circulation pipeline guide outlet, the other end of the circulation pipeline, which is far away from the circulation pipeline guide outlet, is communicated with a circulation pipeline guide inlet, a pressure adjusting cavity is arranged on the inner bottom wall of the ventilation hole, air pressure through holes which are bilaterally symmetrical and have upward openings are arranged on the top wall in the pressure adjusting cavity, symmetrical limiting blocks are fixedly arranged on the left inner wall and the right inner wall of each air pressure through hole, an air pressure sealing plate which is positioned on the lower side of the limiting block is arranged in the air pressure through holes in a sliding manner, air pressure sealing plate springs which are fixedly connected with the bottom wall in the pressure adjusting cavity are fixedly arranged on the bottom end surface of the air pressure sealing plate, cooling pipelines which extend upwards and are bilaterally symmetrical are arranged on the left inner wall and the right inner wall of the ventilation hole in a, the cooling pipeline connecting port on the right side is communicated and matched with the circulating pipeline introducing port through a pipeline, the cooling pipeline connecting port on the left side is communicated and matched with the one-way valve on the right side through a pipeline, and the one-way valve on the left side is communicated and matched with the circulating pipeline leading-out port through a pipeline.

Furthermore, the cooling mechanism comprises a connecting rod fixedly arranged on the upper inner wall and the lower inner wall of the ventilation hole, a cooling belt wheel cavity is arranged in the connecting rod, fan shafts extending towards the left side and the right side are rotatably connected on the left inner wall and the right inner wall of the cooling belt wheel cavity, a third belt wheel is fixedly arranged on the fan shafts, bilaterally symmetrical fans are fixedly arranged on the part of the fan shafts extending into the ventilation hole, a second transmission cavity is arranged on the top wall in the ventilation hole, a third transmission shaft is rotatably connected on the left inner wall and the right inner wall of the second transmission cavity, a second bevel gear and a fourth belt wheel positioned on the right side of the second bevel gear are fixedly arranged on the third transmission shaft, the fourth belt wheel is in transmission fit connection with the third belt wheel through a second transmission belt, a fourth transmission shaft extending upwards is rotatably connected on the top wall in the second transmission cavity, and a third bevel gear meshed with the second bevel, the fourth transmission shaft upwards runs through the bottom wall in the first transmission cavity and is connected with the bottom wall in a rotating fit mode, the fourth transmission shaft extends into the part in the first transmission cavity, a fourth bevel gear meshed with the first bevel gear is fixedly arranged on the part, in the saltpeter reaction cavity, a heat conduction plate for cutting and sealing the saltpeter reaction cavity is arranged, a saltpeter reaction cavity sealing block fixing block is fixedly arranged on the inner wall of the right side of the saltpeter reaction cavity, the rear side of the saltpeter reaction cavity sealing block with a leftward opening is arranged on the left end face of the saltpeter reaction cavity sealing block fixing block, a saltpeter reaction cavity sealing block capable of cutting and sealing the saltpeter reaction cavity is arranged in the rear side of the saltpeter reaction cavity sealing block in a sliding mode, a saltpeter reaction cavity sealing block spring fixedly connected with the inner wall of the rear side of the saltpeter reaction cavity sealing block is fixedly arranged on the right end face of the saltpeter reaction cavity sealing block, and a saltpeter reaction cavity sealing The other end of the push plate on the lower side.

Furthermore, a filling hole is formed in the top wall of the storage cavity in an up-down through mode, a sealing bolt capable of sealing the filling hole is arranged in the filling hole, an impeller cavity with a leftward opening is formed in the inner wall of the right side of the filling hole, fifth transmission shafts are rotatably connected to the front inner wall and the rear inner wall of the impeller cavity, a rotating wheel and a fifth belt wheel located on the front side of the rotating wheel are fixedly arranged on the fifth transmission shafts, the fifth belt wheel is in transmission fit connection with the second belt wheel on the front side through a third transmission belt, and blades are fixed to the annular end face of the rotating wheel on the circumference.

Furthermore, the elasticity of the top pressure block spring is greater than the sum of the elasticity of the push plate spring and the elasticity of the fixture block spring, and the elasticity of the top pressure block spring is greater than the sum of the elasticity of the push plate spring and the elasticity of the saltpeter reaction cavity sealing block spring.

The invention has the beneficial effects that: the invention realizes that the inside of the barrel can be cooled when storing petroleum, and automatically starts cooling circulation according to the pressure change in the barrel in the transportation process of finishing storage, thereby ensuring that the petroleum barrel cannot cause the problems of safety and petroleum leakage caused by overhigh pressure and temperature in the barrel.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to an embodiment of the present invention;

FIG. 3 is a schematic top view of the impeller cavity of FIG. 1 according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram at B-B in FIG. 2 according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram at C-C in FIG. 2 according to an embodiment of the present invention.

Detailed Description

The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The explosion-proof petroleum barrel capable of automatically controlling the internal pressure comprises a petroleum barrel 10, a storage cavity 11 is arranged in the petroleum barrel 10, working blocks 15 are fixedly arranged on the upper inner wall and the lower inner wall of the storage cavity 11, vent holes 14 are formed in the inner bottom wall of the storage cavity 11 in a left-right through mode, a cooling mechanism is arranged in the vent holes 14, a saltpeter reaction cavity 16 with a rightward opening is arranged on the left end face of the working block 15, a circulating mechanism is arranged on the inner bottom wall of the saltpeter reaction cavity 16, a pressure energy storage cavity 49 with an upward opening is arranged on the top end face of the working block 15, a pressure energy storage sealing plate 50 and a moving block 46 positioned on the lower side of the pressure energy storage sealing plate 50 are arranged in the pressure energy storage cavity 49 in a sliding mode, an energy storage spring 48 is fixedly connected between the pressure energy storage sealing plate 50 and the moving block 46, a, a top pressing block 53 is arranged in the top pressing block sliding groove 51 in a sliding manner, a top pressing block spring 52 fixedly connected with the inner wall of the right side of the top pressing block sliding groove 51 is fixedly arranged on the right side end face of the top pressing block 53, a rack 45 is fixedly arranged on the left side end face of the moving block 46, a bayonet 40 with a right opening is arranged on the right side end face of the moving block 46, push plate sliding grooves 47 which are vertically symmetrical and have a right opening and are matched with the top pressing block 53 are arranged on the inner wall of the left side of the pressure energy storage cavity 49, a push plate 55 is arranged in the push plate sliding groove 47 in a sliding manner, a fixture block pull rope 43 is fixedly arranged on the right side end face of the push plate 55 at the upper side, a saltpeter reaction cavity sealing block pull rope 17 is fixedly arranged on the right side end face of the push plate 55 at the lower side, a push plate spring 82 fixedly connected with the inner wall of the left side of the, the front inner wall and the rear inner wall of the first transmission cavity 67 are rotatably connected with a first transmission shaft 79, the first transmission shaft 79 is fixedly provided with a first belt pulley 78, a transmission gear 80 which is positioned at the front side of the first belt pulley 78 and is meshed with the rack 45, and a first bevel gear 81 which is positioned at the front side of the transmission gear 80, the inner wall of the right side of the pressure energy storage cavity 49 is provided with a fixture block sliding groove 44 with a leftward opening, a fixture block 41 which is matched with the bayonet 40 is arranged in the fixture block sliding groove 44 in a sliding manner, the end surface of the right side of the fixture block 41 is fixedly provided with a fixture block spring 42 which is fixedly connected with the inner wall of the right side of the fixture block sliding groove 44, and the end of the fixture block pulling rope.

Beneficially, the circulating mechanism includes a piston tank 59 arranged on the inner bottom wall of the saltpeter reaction chamber 16, a piston chamber 60 is arranged in the piston tank 59, a piston 64 is slidably arranged in the piston chamber 60, a piston rack 63 which is bilaterally symmetrical is fixedly arranged on the top end surface of the piston 64, second transmission shafts 61 which extend to the front side and the rear side are rotatably connected on the front inner wall and the rear inner wall of the piston chamber 60, sector gears 62 which are engaged with the piston rack 63 are fixedly arranged on the second transmission shafts 61, one-way valves 65 which are bilaterally symmetrical and opposite in communication direction are fixedly arranged on the inner bottom wall of the piston chamber 60, pulley chambers 75 are symmetrically arranged on the front inner wall and the rear inner wall of the piston chamber 60, a second pulley 77 is fixedly arranged on a portion of the second transmission shaft 61 which extends into the pulley chamber 75, and the second pulley 77 on the rear side is connected with the first pulley 78 in a transmission fit manner through a first transmission, a circulating pipeline 54 is spirally arranged on the inner wall of the storage cavity 11 in a penetrating manner, one end of the circulating pipeline 54 is communicated with the circulating pipeline guide outlet 12, the other end of the circulating pipeline 54, which is far away from the circulating pipeline guide outlet 12, is communicated with the circulating pipeline guide inlet 39, a pressure adjusting cavity 34 is arranged on the inner bottom wall of the vent hole 14, an air pressure through hole 32 which is bilaterally symmetrical and has an upward opening is arranged on the inner top wall of the pressure adjusting cavity 34, symmetrical limit blocks 36 are fixedly arranged on the left and right inner walls of the air pressure through hole 32, an air pressure sealing plate 33 which is positioned on the lower side of the limit block 36 is slidably arranged in the air pressure through hole 32, an air pressure sealing plate spring 35 which is fixedly connected with the inner bottom wall of the pressure adjusting cavity 34 is fixedly arranged on the bottom end face of the air pressure sealing plate 33, an upward extending and bilaterally symmetrical, the upward extending portion of the cooling pipeline 37 penetrates through the vent hole 14 to be in communication and fit with the cooling pipeline connection port 13, the cooling pipeline connection port 13 on the right side is in communication and fit with the circulation pipeline introduction port 39 through a pipeline, the cooling pipeline connection port 13 on the left side is in communication and fit with the check valve 65 on the right side through a pipeline, and the check valve 65 on the left side is in communication and fit with the circulation pipeline discharge port 12 through a pipeline.

Advantageously, the cooling mechanism includes a connecting rod 31 fixedly disposed on the upper and lower inner walls of the ventilation hole 14, a cooling pulley cavity 26 is disposed in the connecting rod 31, fan shafts 30 extending to the left and right sides are rotatably connected to the left and right inner walls of the cooling pulley cavity 26, a third pulley 25 is fixedly disposed on the fan shafts 30, bilaterally symmetrical fans 29 are fixedly disposed on the portions of the fan shafts 30 extending into the ventilation hole 14, a second transmission cavity 27 is disposed on the top wall of the ventilation hole 14, a third transmission shaft 22 is rotatably connected to the left and right inner walls of the second transmission cavity 27, a second bevel gear 23 and a fourth pulley 28 located on the right side of the second bevel gear 23 are fixedly disposed on the third transmission shaft 22, the fourth pulley 28 and the third pulley 25 are in transmission fit connection through a second transmission belt 24, and a fourth transmission shaft 66 extending upward is rotatably connected to the top wall of the second transmission cavity 27, a third bevel gear 68 engaged with the second bevel gear 23 is fixedly arranged on the fourth transmission shaft 66, the fourth transmission shaft 66 upwards penetrates through the inner bottom wall of the first transmission cavity 67 and is connected with the inner bottom wall in a rotating fit manner, a fourth bevel gear 69 engaged with the first bevel gear 81 is fixedly arranged on the part of the fourth transmission shaft 66 extending into the first transmission cavity 67, a heat conduction plate 83 for sealing the saltpeter reaction cavity 16 in a cutting manner is arranged in the saltpeter reaction cavity 16, a saltpeter reaction cavity sealing block fixing block 21 is fixedly arranged on the inner wall of the right side of the saltpeter reaction cavity 16, a saltpeter reaction cavity sealing block rear side 18 with a left opening is arranged on the left side end face of the saltpeter reaction cavity sealing block fixing block 21, a saltpeter reaction cavity sealing block 19 capable of sealing the saltpeter reaction cavity 16 is arranged in the saltpeter reaction cavity sealing block rear side 18 in a sliding manner, and a sealing block 19 is fixedly arranged on the right side end face of the saltpeter reaction cavity sealing block 19 and is arranged in The wall of the saltpeter reaction cavity sealing block spring 20 is fixedly connected, and the end face of the right side of the saltpeter reaction cavity sealing block 19 is fixedly connected with the other end of the saltpeter reaction cavity sealing block pull rope 17 far away from the push plate 55 on the lower side.

Advantageously, a filling hole 58 is formed in the top wall of the storage cavity 11 in a vertically penetrating manner, a sealing bolt 57 capable of sealing the filling hole 58 is arranged in the filling hole 58, an impeller cavity 56 with a leftward opening is formed in the inner wall on the right side of the filling hole 58, fifth transmission shafts 70 are rotatably connected to the front inner wall and the rear inner wall of the impeller cavity 56, a rotating wheel 71 and a fifth belt pulley 74 located on the front side of the rotating wheel 71 are fixedly arranged on the fifth transmission shafts 70, the fifth belt pulley 74 is in transmission fit connection with the second belt pulley 77 on the front side through a third transmission belt 73, and blades 72 are fixed on the circumference of the annular end surface of the rotating wheel 71.

Advantageously, the elastic force of the top pressure block spring 52 is greater than the sum of the elastic forces of the push plate spring 82 and the fixture block spring 42, and the elastic force of the top pressure block spring 52 is greater than the sum of the elastic forces of the push plate spring 82 and the saltpeter reaction chamber sealing block spring 20.

In an initial state, the moving block 46 is located at a lower limit position, the pressure energy storage sealing plate 50 is located at an upper limit position relative to the moving block 46 under the action of the energy storage spring 48, the ejector block 53 is contracted in the ejector block sliding groove 51, the ejector plate 55 is located at a right limit position under the action of the ejector plate spring 82, the saltpeter reaction chamber sealing block 19 is located at a left limit position under the action of the saltpeter reaction chamber sealing block spring 20 to cut off the saltpeter reaction chamber 16, the saltpeter reaction chamber 16 on the upper side is filled with water, the saltpeter reaction chamber 16 on the lower side is filled with saltpeter, the air pressure sealing plate 33 is located at an upper limit position under the action of the air pressure sealing plate spring 35 to abut against the limiting block 36, and the circulating pipeline 54, the cooling pipeline 37 and the pressure adjusting chamber 34 are filled with cooling liquid.

When oil is filled, the seal pin 57 is unscrewed, oil is filled into the storage cavity 11 through the filling hole 58, the oil flows downwards to push the rotor blade 72 to rotate the rotor wheel 71, so that the fifth pulley 74 coaxial with the rotor wheel 71 rotates, the fifth pulley 74 rotates to drive the front second pulley 77 to rotate, so that the sector gear 62 coaxial with the front second pulley 77 and the rear second pulley 77 rotate are driven to rotate, the sector gear 62 rotates to drive the piston rack 63 meshed with the sector gear to displace up and down periodically, so that the piston 64 displaces up and down periodically, when the piston 64 displaces up, the cooling liquid in the circulation pipeline 54, the cooling pipeline 37 and the pressure adjusting cavity 34 is pumped into the part of the piston 64 on the lower side of the piston cavity 60 through the left check valve 65, at the moment, the liquid amount in the pipeline is reduced, so that the liquid pressure in the pipeline is lower than the atmospheric pressure, so that the air pressure sealing plate 33 displaces down under the action of the atmospheric pressure, when the piston 64 moves downwards, the part of the cooling liquid in the piston cavity 60, which is located at the lower side of the piston 64, is pressed to flow in the human circulation pipeline 54, the cooling pipeline 37 and the pressure adjusting cavity 34 through the check valve 65 at the right side, at this time, the liquid amount in the pipeline returns to the initial state, the air pressure sealing plate 33 moves upwards under the action of the air pressure sealing plate spring 35 to return to the initial state, the second belt pulley 77 at the rear side rotates to drive the first belt pulley 78 to rotate, so as to drive the transmission gear 80 and the first bevel gear 81 which are coaxial with the first belt pulley 78 to rotate, the transmission gear 80 rotates to drive the moving block 46 which is meshed with the transmission gear to move upwards to the upper limit position, so that the fixture block 41 extends into the top wall bayonet 40 under the action of the fixture spring 42 to abut against the inside of the bayonet 40, the first bevel gear 81 rotates to drive the fourth bevel gear 69 which is meshed with the transmission gear 80 to, the third bevel gear 68 rotates to drive the second bevel gear 23 engaged with the third bevel gear to rotate, so as to drive the fourth belt wheel 28 coaxial with the third bevel gear to rotate, the fourth belt wheel 28 rotates to drive the third belt wheel 25 to rotate, so as to drive the fan 29 coaxial with the third belt wheel to rotate, the fan 29 rotates to realize airflow fluid, cooling of the cooling pipeline 37 is completed, cooling action is completed, and a cooling function during petroleum filling is realized;

when the internal pressure of the oil rises during transportation, the overhigh pressure pushes the top pressure block sliding groove 51 to displace downwards to press the energy storage spring 48, when the pressure energy storage sealing plate 50 is displaced downwards until the top pressing block 53 extends into the push plate sliding groove 47 on the upper side under the action of the top pressing block spring 52, the pressing block 53 leftwards presses the push plate 55 at the upper side, the fixture block pull rope 43 is tightened, the fixture block 41 is rightwards displaced under the action of the fixture block pull rope 43 to be separated from the clamping opening 40, therefore, the moving block 46 moves downwards under the action of the energy storage spring 48, the moving block 46 moves downwards to enable the rack 45 to drive the transmission gear 80 meshed with the rack to rotate, the transmission gear 80 rotates to drive the first bevel gear 81 and the first belt wheel 78 which are coaxial with the transmission gear to rotate, the first bevel gear 81 rotates to drive the fan 29 to rotate, the first belt wheel 78 rotates to drive liquid in the pipeline to flow, and the petroleum barrel is cooled to achieve the effect of reducing the internal pressure of the petroleum barrel;

when the pressure in the petroleum barrel continues to increase, the pressure energy storage sealing plate 50 continues to move downwards, and the pressure energy storage sealing plate 50 extends into the push plate sliding groove 47 on the lower side under the action of the top pressure block spring 52, the top pressure block 53 leftwards presses the push plate 55 on the upper side, and the pull rope 17 of the saltpeter reaction chamber sealing block is tensioned, so that the saltpeter reaction chamber sealing block 19 moves rightwards under the action of the saltpeter reaction chamber sealing block pull rope 17 to finish sealing the saltpeter reaction chamber 16, water on the upper half part of the saltpeter reaction chamber 16 flows into the lower half part of the saltpeter reaction chamber 16 to react with saltpeter, the temperature in the saltpeter reaction chamber 16 is reduced, and the petroleum in the storage chamber 11 is cooled by the heat conducting plate 83 to achieve the effect of reducing the internal;

when the pressure in the petroleum barrel is reduced and returns to a normal state, the pressure in the storage cavity 11 drives the pressure energy storage sealing plate 50 to move upwards to the upper limit position, so that the pressure energy storage sealing plate 50 drives the moving block 46 to move upwards through the energy storage spring 48 until the fixture block 41 extends into the bayonet 40 under the action of the fixture block spring 42 and abuts against the inner top wall of the bayonet 40.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an automatic explosion-proof petroleum barrel of control internal pressure, includes the petroleum barrel, its characterized in that: a storage cavity is arranged in the petroleum barrel, working blocks are fixedly arranged on the upper inner wall and the lower inner wall of the storage cavity, ventilation holes are formed in the left wall and the right wall of the bottom wall of the storage cavity in a penetrating manner, a cooling mechanism is arranged in the ventilation holes, a saltpeter reaction cavity with a right opening is arranged on the left end face of the working block, and a circulating mechanism is arranged on the bottom wall of the saltpeter reaction cavity; the end face of the top of the working block is provided with a pressure energy storage cavity with an upward opening, a pressure energy storage sealing plate and a moving block positioned on the lower side of the pressure energy storage sealing plate are arranged in the pressure energy storage cavity in a sliding manner, an energy storage spring is fixedly connected between the pressure energy storage sealing plate and the moving block, the left end face of the pressure energy storage sealing plate is provided with a top pressing block sliding groove with a leftward opening, a top pressing block is arranged in the top pressing block sliding groove in a sliding manner, the right end face of the top pressing block is fixedly provided with a top pressing block spring fixedly connected with the inner wall of the right side of the top pressing block sliding groove, the left end face of the moving block is fixedly provided with a rack, the right end face of the moving block is provided with a bayonet with a rightward opening, the inner wall of the left side of the pressure, a clamping block pull rope is fixedly arranged on the right end face of the push plate at the upper side, a saltpeter reaction cavity sealing block pull rope is fixedly arranged on the right end face of the push plate at the lower side, a push plate spring fixedly connected with the left inner wall of the push plate sliding groove is fixedly arranged on the left end face of the push plate at the left side, a first transmission cavity with a rightward opening is arranged on the left inner wall of the pressure energy storage cavity at the lower side, a first transmission shaft is rotatably connected on the front inner wall and the rear inner wall of the first transmission cavity, a first belt pulley, a transmission gear positioned on the front side of the first belt pulley and meshed with the rack and a first bevel gear positioned on the front side of the transmission gear are fixedly arranged on the first transmission shaft, a clamping block sliding groove with a leftward opening is arranged on the right inner wall of the pressure energy storage cavity, a clamping block matched with the clamping opening is slidably arranged in the clamping block sliding groove, the clamping block pull rope is fixedly connected to the end face of the right side of the clamping block sliding groove, and the other end of the clamping block pull rope is far away from the push plate on the upper side.

2. An explosion-proof petroleum barrel with automatic internal pressure control as claimed in claim 1, wherein: the circulating mechanism comprises a piston tank arranged on the inner bottom wall of the saltpeter reaction cavity, a piston cavity is arranged in the piston tank, a piston is arranged in the piston cavity in a sliding manner, piston racks which are bilaterally symmetrical are fixedly arranged on the end surface of the top of the piston, second transmission shafts which extend to the front side and the rear side are rotatably connected on the front inner wall and the rear inner wall of the piston cavity, sector gears which are meshed with the piston racks are fixedly arranged on the second transmission shafts, one-way valves which are bilaterally symmetrical and opposite in communication direction are fixedly arranged on the inner bottom wall of the piston cavity, belt wheel cavities are symmetrically arranged on the front inner wall and the rear inner wall of the piston cavity, a second belt wheel is fixedly arranged on the part of the second transmission shaft extending into the belt wheel cavities, the second belt wheel on the rear side is connected with the first belt wheel in a matched manner through a first, one end of the circulation pipeline is communicated with a circulation pipeline guide outlet, the other end of the circulation pipeline, which is far away from the circulation pipeline guide outlet, is communicated with a circulation pipeline guide inlet, a pressure adjusting cavity is arranged on the inner bottom wall of the ventilation hole, air pressure through holes which are bilaterally symmetrical and have upward openings are arranged on the top wall in the pressure adjusting cavity, symmetrical limiting blocks are fixedly arranged on the left inner wall and the right inner wall of each air pressure through hole, an air pressure sealing plate which is positioned on the lower side of the limiting block is arranged in the air pressure through holes in a sliding manner, air pressure sealing plate springs which are fixedly connected with the bottom wall in the pressure adjusting cavity are fixedly arranged on the bottom end surface of the air pressure sealing plate, cooling pipelines which extend upwards and are bilaterally symmetrical are arranged on the left inner wall and the right inner wall of the ventilation hole in a, the cooling pipeline connecting port on the right side is communicated and matched with the circulating pipeline introducing port through a pipeline, the cooling pipeline connecting port on the left side is communicated and matched with the one-way valve on the right side through a pipeline, and the one-way valve on the left side is communicated and matched with the circulating pipeline leading-out port through a pipeline.

3. An explosion-proof petroleum barrel with automatic internal pressure control as claimed in claim 1, wherein: the cooling mechanism comprises a connecting rod fixedly arranged on the upper inner wall and the lower inner wall of the ventilation hole, a cooling belt wheel cavity is arranged in the connecting rod, fan shafts extending towards the left side and the right side are rotatably connected on the left inner wall and the right inner wall of the cooling belt wheel cavity, a third belt wheel is fixedly arranged on the fan shafts, bilaterally symmetrical fans are fixedly arranged on the part of the fan shafts extending into the ventilation hole, a second transmission cavity is arranged on the top wall in the ventilation hole, a third transmission shaft is rotatably connected on the left inner wall and the right inner wall of the second transmission cavity, a second bevel gear and a fourth belt wheel positioned on the right side of the second bevel gear are fixedly arranged on the third transmission shaft, the fourth belt wheel and the third belt wheel are in transmission fit connection through a second transmission belt, a fourth transmission shaft extending upwards is rotatably connected on the top wall in the second transmission cavity, and a third bevel gear meshed with the, the fourth transmission shaft upwards runs through the bottom wall in the first transmission cavity and is connected with the bottom wall in a rotating fit mode, the fourth transmission shaft extends into the part in the first transmission cavity, a fourth bevel gear meshed with the first bevel gear is fixedly arranged on the part, in the saltpeter reaction cavity, a heat conduction plate for cutting and sealing the saltpeter reaction cavity is arranged, a saltpeter reaction cavity sealing block fixing block is fixedly arranged on the inner wall of the right side of the saltpeter reaction cavity, the rear side of the saltpeter reaction cavity sealing block with a leftward opening is arranged on the left end face of the saltpeter reaction cavity sealing block fixing block, a saltpeter reaction cavity sealing block capable of cutting and sealing the saltpeter reaction cavity is arranged in the rear side of the saltpeter reaction cavity sealing block in a sliding mode, a saltpeter reaction cavity sealing block spring fixedly connected with the inner wall of the rear side of the saltpeter reaction cavity sealing block is fixedly arranged on the right end face of the saltpeter reaction cavity sealing block, and a saltpeter reaction cavity sealing The other end of the push plate on the lower side.

4. An explosion-proof petroleum barrel with automatic internal pressure control as claimed in claim 1, wherein: the device comprises a storage cavity, a top wall of the storage cavity is provided with a filling hole in an up-down through mode, a sealing bolt capable of sealing the filling hole is arranged in the filling hole, an impeller cavity with a leftward opening is formed in the inner wall of the right side of the filling hole, the front inner wall and the rear inner wall of the impeller cavity are connected with a fifth transmission shaft in a rotating mode, a rotating wheel and a fifth belt wheel located on the front side of the rotating wheel are fixedly arranged on the fifth transmission shaft, the fifth belt wheel and the second belt wheel on the front side are connected in a transmission matched mode through a third transmission belt, and blades are fixed on the annular.

5. An explosion-proof petroleum barrel with automatic internal pressure control as claimed in claim 1, wherein: the elasticity of the top pressing block spring is greater than the sum of the elasticity of the push plate spring and the elasticity of the clamping block spring, and the elasticity of the top pressing block spring is greater than the sum of the elasticity of the push plate spring and the elasticity of the saltpeter reaction cavity sealing block spring.