CN116085673A

CN116085673A - LNG marine transportation equipment with tank body protection function

Info

Publication number: CN116085673A
Application number: CN202210462912.5A
Authority: CN
Inventors: 郁惠民; 汪家政; 李川江; 章锐
Original assignee: Zhejiang Ocean University ZJOU
Current assignee: Zhejiang Ocean University ZJOU
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2023-05-09
Also published as: LU504336B1; WO2023134229A1

Abstract

The invention relates to the technical field of liquefied natural gas safe transportation, in particular to LNG ship transportation equipment with a tank body protection function, which is applied to a ship body, wherein a plurality of mounting grooves are formed in the ship body, damping mechanisms are arranged in all the mounting grooves, each damping mechanism comprises a base, a first fixing plate, a second fixing plate, a driving mechanism and a plurality of roll shafts, the roll shafts are driven by the driving mechanism to move along the direction of a sliding groove, a protected tank body is clamped on the axis of a through hole, a protected tank body piece can be driven to rotate in the roll shafts through the arrangement of the roll shafts, the liquefied natural gas is stored in the protected tank body, the liquid level of the liquefied natural gas in the protected tank body always rotates for keeping balance with a horizontal plane due to the action of gravity, and therefore the two sides of the ship body swing, the occurrence of a safety accident caused by the swing of the protected tank body in the device can be prevented, the occurrence of vibration is effectively reduced, and the protected tank body is prevented from colliding.

Description

LNG marine transportation equipment with tank body protection function

Technical Field

The invention relates to the technical field of safe transportation of liquefied natural gas, in particular to LNG (liquefied natural gas) marine transportation equipment with a tank body protection function.

Background

As is well known, lng carrier tanks are a storage device for lng, which is widely used in the field of storage tanks; when the existing liquefied natural gas transportation tank body is used, liquefied natural gas is injected into the cavity of the tank body through the liquid inlet pipe, when the tank body is transported to be filled with the natural gas tank body through a transportation ship in the prior art, if jolt is encountered during transportation, if no good protection function is provided on the ship, the possibility of natural gas leakage or explosion can occur during collision, and the potential safety hazard is large.

Chinese patent No. cn202120871916.X discloses a liquefied natural gas tank transportation protector, which comprises a carriage body, the automobile body includes railway carriage and locomotive, fixedly connected with a plurality of damping device in the railway carriage is equipped with the fixed plate in addition, a plurality of damping device keep away from railway carriage one end all with fixed plate fixed connection, the fixed plate is kept away from railway carriage one side joint has the holding vessel, the holding vessel is kept away from railway carriage one side is equipped with the intake pipe, the holding vessel is kept away from locomotive one side is equipped with the outlet duct, is equipped with auxiliary device in addition, auxiliary device with fixed plate fixed connection, it can play the problem that alleviates the jar body and bump through damping device, but the situation on the surface of water is more complicated than when transportation ship is carried on land, when the swing of both sides takes place for the ship body transportation on the surface of water, damping device among the prior art can only restrain to vibrations, and can't restrain the swing of hull to probably cause the emergence of incident.

Disclosure of Invention

Based on the above, it is necessary to provide an LNG ship transportation device having a tank protection function, in view of the problems of the prior art.

In order to solve the problems in the prior art, the invention adopts the following technical scheme:

the utility model provides a marine transportation equipment of LNG with jar body safeguard function, be applied to on the hull, be provided with a plurality of mounting groove that is the rectangle and arrange in whole, all mounting inslot all is provided with damper, damper includes the base, first fixed plate, the second fixed plate, actuating mechanism and a plurality of roller, the base is rectangular plate structure, first fixed plate and second fixed plate all are vertical state and are located the both ends of base respectively, all be provided with on first fixed plate and the second fixed plate with the through-hole of being protected jar body mutually supporting, all the cover is equipped with the annular damping ring that elastic material made on the through-hole of first fixed plate and second fixed plate, actuating mechanism is located first fixed plate, all be provided with the spout that a plurality of equidistance encircleed in the axis of through-hole on first fixed plate and the second fixed plate, and all the spout all sets up along the edge to the axis direction of through-hole of first fixed plate and second fixed plate, all be the horizontality and lie in between first fixed plate and the second fixed plate, all both ends of roller respectively with the roller on first fixed plate and the second fixed plate mutually supporting in proper order, and all sliding fit and actuating mechanism all are connected.

Preferably, the both ends of all roller cover are equipped with first sliding seat and second sliding seat respectively, first sliding seat and second sliding seat respectively with the spout sliding fit of first fixed plate and second fixed plate, the equal fixedly connected with in top of all first sliding seats is the rack that vertical state was placed, the side of all racks all is provided with the driven shaft that is the level and changes the attitude, the driven shaft runs through first fixed plate, and all driven shafts are last all to be overlapped and to be equipped with first gear and second gear, first gear and second gear are located the both sides of first fixed plate respectively, first gear and rack meshing are connected, all second gears are all connected with the actuating mechanism transmission.

Preferably, the driving mechanism comprises a gear ring, a rotating shaft, a third gear, a rotary driving motor and a support, wherein an annular sliding rail coaxial with the axis of the through hole is arranged on the outer side of the through hole of the first fixing plate, the gear ring is rotatably arranged on the annular sliding rail, all second gears are all arranged on the periphery of the gear ring and are meshed with the gear ring, the rotating shaft is horizontally rotated and rotatably arranged between two driven shafts, the third gear is sleeved on the rotating shaft and meshed with the gear ring, the support is arranged on one side, far away from the roller shaft, of the first fixing plate, the rotary driving motor is fixedly connected onto the support, and an output shaft of the rotary driving motor penetrates through the support and is fixedly connected with the rotating shaft.

Preferably, the top of the first sliding seat and the top of the second sliding seat are fixedly connected with each other by a connecting rod, and a supporting frame is further arranged at the joint of the two ends of the connecting rod and the first sliding seat and the second sliding seat.

Preferably, a protection cylinder placed in a horizontal state is further arranged between the first fixing plate and the second fixing plate, the protection cylinder is of a cylindrical cylinder structure with openings at two ends, a plurality of telescopic rods arranged along the length direction of the telescopic rods are arranged on the connecting rods, the telescopic rods are located on the connecting rods in a vertical state, first elastic pieces are sleeved on the telescopic rods, arc-shaped plates are arranged at the tops of all the telescopic rods, and the arc-shaped plates are mutually matched with the inner walls of the protection cylinder.

Preferably, one end of each arc-shaped plate is provided with a sleeve, and the arc-shaped plates on two adjacent connecting rods can be sleeved together through the sleeve.

Preferably, support feet are arranged on two sides of the bottoms of the first fixing plate and the second fixing plate.

Preferably, the bottom of base still is provided with shock attenuation box, the buffer block, the second elastic component, a plurality of slider, a plurality of catch bar and a plurality of third elastic component, the shock attenuation box is provided with open-ended rectangle box body mechanism for the top, the bottom of base is located to the buffer box cover, the buffer block is square platy structure, the buffer block is the central authorities of level state fixed connection in the bottom of base, the second elastic component is located the bottom of buffer block and is connected with the buffer box, the bottom of buffer box is provided with a plurality of first slide rail that encircles in its centre line, all sliders slidable in proper order are located first slide rail, the edge pin joint of one end and the buffer block of all catch bars, the other end and the top pin joint of slider of all catch bars, all fixed connection are the mounting panel that is vertical state and place on all sliders, all third elastic components are located between mounting panel and the inside wall of buffer box respectively.

Preferably, all be provided with on four terminal angles of base and be vertical state and set up the buffer rod, all buffer rods all run through the base, all overlap on the buffer rod and be equipped with the fourth elastic component, and the fourth elastic component is located between base and the shock attenuation box.

Preferably, the base is further provided with an alarm assembly, the alarm assembly comprises an alarm and sensors with one-to-one correspondence to the number of the sliding blocks, all the sensors are sequentially and fixedly connected to the sliding blocks, and the alarm is located at the top of the base.

Compared with the prior art, the beneficial effects of this application are:

1. this application drives all roller through actuating mechanism and removes for the roller removes along the direction of spout, make all roller remove along the axis of edge to the through-hole of first fixed plate, until all rollers and the outer wall laminating of being protected jar body, make by the protection jar body by the centre gripping in all roller, will be protected jar body centre gripping in the axis of through-hole through a plurality of rollers, can drive by the setting of a plurality of rollers and can rotate in a plurality of rollers by the protection jar body spare, owing to the liquefied natural gas is stored to the inside of being protected jar body, owing to the effect of gravity by the liquid level of the internal liquefied natural gas of protection jar body always in order to keep balance with the horizontal plane, and drive by the rotation of protection jar body, in order to deal with the both sides swing of hull, thereby can prevent by the protection jar body because rock and cause the emergence of incident in the device, effectively reduce the emergence of vibrations, thereby avoid by the possibility that the protection jar body bumps.

2. This application drives the rotation axis through rotary driving motor, and the rotation axis drives the third gear, and the third gear drives the ring gear, makes to drive the second gear through the ring gear, and the second gear drives all driven shafts to all first gears have been driven, and first gear has driven the rack, and the rack has brought first sliding seat, and first sliding seat has driven the removal of roller, thereby makes all rollers can remove along the spout of first fixed plate and second fixed plate simultaneously, makes things convenient for all rollers to be held by the protective tank body.

3. This application has improved the joint strength between first sliding seat and the second sliding seat through the setting of connecting rod and the setting of support frame for the structure is more stable, makes things convenient for the roller to carry out the centre gripping by the protective tank body.

4. This application is through setting up of a guard cylinder, can play the effect of protection to the outer wall of being protected jar body, when the roller carries out the centre gripping to being protected jar body, telescopic link on the connecting rod is under the support of first elastic component for the arc laminates with the inner wall of a guard cylinder mutually, thereby plays by a guard cylinder absorbing effect through first elastic component, through the setting of arc, makes the connecting rod better laminate with the inner wall of a guard cylinder mutually, thereby improves absorbing effect.

5. This application is through sheathed tube setting for arc on a plurality of connecting rods is located together through the sleeve pipe mutual cover, makes the arc amalgamation on a plurality of connecting rods be annular support body, improves the shock attenuation effect of arc, can be further restrain the production of vibrations, avoids the emergence of potential safety hazard.

6. This application reduces the production of vibrations through the setting of buffer block and second elastic component, has the effect of absorbing vibrations simultaneously, through the setting of third elastic component and slider for the slider can play the effect of supporting the buffer block, can be further improve absorbing effect, can absorb energy to vibrations through a plurality of third elastic components simultaneously, improves absorbing effect.

7. This application is through setting up of four buffer rods and second elastic component, can support four terminal angles of base for the base is more balanced slides in the shock attenuation box, is difficult to cause the card of base to die, can improve the absorbing effect simultaneously.

8. According to the device, through the arrangement of the sensor, the sliding displacement distance is detected, when the displacement of the sliding blocks exceeds the set threshold value, the alarm gives out buzzing or flashing light, and early warning and reminding are carried out on staff, so that the protected tank body can be protected effectively.

Drawings

FIG. 1 is a schematic perspective view of the entirety of the present application;

FIG. 2 is a schematic perspective view of the hull of the present application;

FIG. 3 is a schematic perspective view of a shock absorbing mechanism of the present application;

FIG. 4 is a schematic perspective view of the interior of the shock absorbing mechanism of the present application;

FIG. 5 is a schematic perspective view of the first and second fixing plates and the roller shafts of the present application, and an enlarged schematic view thereof;

fig. 6 is a schematic perspective view of a first fixing plate of the present application and an enlarged schematic view in the drawings;

fig. 7 is a schematic perspective view of a second fixing plate and an enlarged schematic view in the drawings;

FIG. 8 is a schematic perspective view of the shock absorbing box of the present application and an enlarged schematic view thereof;

FIG. 9 is a schematic perspective view of a base of the present application;

FIG. 10 is a schematic perspective view of the connecting rod, arcuate plate, first slide mount and second slide mount of the present application;

the reference numerals in the figures are:

1-a hull; 1 a-a mounting groove;

2-a damping mechanism; 2 a-a base; 2a 1-buffer blocks; 2a 2-a second elastic member; 2a 3-buffer rod; 2a 4-fourth elastic members;

2 b-a first fixing plate; 2b 1-through holes; 2b 2-a shock ring; 2b 3-chute; 2b 4-supporting feet; 2b 5-driven shaft; 2b 6-first gear; 2b 7-a second gear; 2b 8-annular slide rail;

2 c-a second fixing plate;

2 d-a protective cylinder;

2 e-a shock absorbing box; 2e 1-a first slide rail; 2e 2-sliders; 2e 3-mounting plate; 2e 4-a third elastic member; 2e 5-pushing rod;

2 f-a drive assembly; 2f 1-gear ring; 2f 2-a rotation axis; 2f 3-a third gear; 2f 4-scaffold; 2f 5-a rotary drive motor;

2 g-roll shaft; 2g 1-a first slide seat; 2g of a 2-rack; 2g 3-second slide seat; 2g of 4-connecting rod; 2g of 5-support frame; 2g of 6-telescopic rod; 2g 7-first elastic member; 2g of 8-arc plate; 2g 9-cannula;

2 h-an alarm assembly; 2h 1-an alarm; 2h 2-sensor.

Detailed Description

The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.

As shown in fig. 1-10, the present application provides:

the utility model provides a marine transportation equipment of LNG with jar body safeguard function, be applied to on the hull 1, be provided with a plurality of mounting groove 1a that is the whole row of rectangle and arrange on the hull 1, all be provided with damper 2 in the mounting groove 1a, damper 2 includes base 2a, first fixed plate 2b, second fixed plate 2c, actuating mechanism and a plurality of roller 2g, base 2a is rectangular platy structure, first fixed plate 2b and second fixed plate 2c all are vertical state and are located base 2 a's both ends respectively, all be provided with on first fixed plate 2b and the second fixed plate 2c with by the through-hole 2b1 of the mutual matching of protection jar body 3, all the cover is equipped with annular damper 2b2 that elastic material made on first fixed plate 2b and the through-hole 2b1 of second fixed plate 2c, actuating mechanism is located first fixed plate 2b, all be provided with a plurality of spout 2b3 that encircle in the axis of through-hole 2b1 on first fixed plate 2b, and all second fixed plate 2c are located the horizontal direction and all the second fixed plate 2g that all are connected with the through- hole 2b 2c, and all fixed plate 2c are connected in proper order along first fixed plate 2b and second fixed plate 2c are horizontal direction and all fixed plate 2 g.

Based on the above embodiment, when lng is transported by the transport ship, the situation on the water surface is more complicated than that in land transportation, and when the swing of both sides of the hull 1 occurs in water surface transportation, the vibration absorbing mechanism 2 in the prior art can only suppress the vibration, but cannot suppress the swing of the hull 1, so that the occurrence of a safety accident may be caused. For this reason, the present application makes it possible to suppress sloshing during operation on the water surface by inserting the protected tank 3 storing liquefied natural gas into the through holes 2b1 of the first and

second fixing plates

2b and 2c while supporting the protected tank 3 by the annular damper ring 2b2 inside the through holes 2b1 of the first and

second fixing plates

2b and 2c, by the arrangement made of its elastic material, thereby achieving a damping effect, and when the swing of both sides of the hull 1 occurs, the protected tank 3 can be abutted only to the bottom of the through hole 2b1 due to the effect of gravity, damping is performed thereon by the damper ring 2b2, and thus cannot cope with the swing of the hull 1, all the roll shafts 2g are driven to move by the driving mechanism, so that the roll shafts 2g move in the direction of the chute 2b3, so that all the roll shafts 2g move along the edges of the first fixing plate 2b toward the axis of the through holes 2b1, until all the roll shafts 2g are attached to the outer walls of the protected tank body 3, the protected tank body 3 is clamped on all the roll shafts 2g, the protected tank body 3 is clamped on the axis of the through hole 2b1 through the plurality of roll shafts 2g, the protected tank body 3 can be driven to rotate in the plurality of roll shafts 2g through the arrangement of the plurality of roll shafts 2g, as the liquefied natural gas is stored in the protected tank body 3, the liquid level of the liquefied natural gas in the protected tank body 3 always keeps balance with the horizontal plane due to the action of gravity, the protected tank body 3 is driven to rotate, so as to cope with the swinging of the two sides of the ship body 1, thereby preventing the occurrence of safety accidents caused by the swinging of the protected tank body 3 in the device, effectively reducing the occurrence of vibration, avoiding the possibility of collision of the protected tank body 3, resetting all the roll shafts 2g through the driving mechanism after the swinging is stopped, thereby continue to carry out the shock attenuation to protected jar body 3 through damping ring 2b2, roller 2g and actuating mechanism's setting for damping mechanism 2 can deal with vibrations or rocking that take place in the middle of the transportation of multiple, thereby effectual emergence of avoiding the incident.

As shown in fig. 4-7 and 10, further:

the two ends of all roller 2g are respectively sleeved with a first sliding seat 2g1 and a second sliding seat 2g3, the first sliding seat 2g1 and the second sliding seat 2g3 are respectively in sliding fit with a first fixed plate 2b and a second fixed plate 2c, racks 2g2 which are placed in a vertical state are fixedly connected above all the first sliding seats 2g1, driven shafts 2b5 which are in a horizontal rotation state are arranged on the side of all the racks 2g2, the driven shafts 2b5 penetrate through the first fixed plate 2b, a first gear 2b6 and a second gear 2b7 are respectively sleeved on all the driven shafts 2b5, the first gear 2b6 and the second gear 2b7 are respectively positioned on two sides of the first fixed plate 2b, the first gear 2b6 is in meshed connection with the racks 2g2, and all the second gears 2b7 are in transmission connection with a driving mechanism.

Based on the above-described embodiment, the technical problem to be solved by the present application is how the roller shaft 2g slides in the slide grooves 2b3 on the first and second

fixed plates

2b and 2 c. For this reason, this application is through the setting of the first sliding seat 2g1 and the second sliding seat 2g3 on the both ends of roller 2g for roller 2g rotatable connect on first sliding seat 2g1 second sliding seat 2g3, make roller 2g can produce the rotation along with the rotation of protected jar body 3, when hull 1 takes place the swing, drive the rotation of all second gear 2b7 rather than transmission connection through actuating mechanism, the rotation of second gear 2b7 has driven shaft 2b5 rather than connection, the rotation of driven shaft 2b5 has driven the rotation of first gear 2b6 rather than connection, drive the removal of rack 2g2 rather than connection through first gear 2b6, because the sliding fit of first sliding seat 2g1 and first fixed plate 2 b's spout 2b3, the removal of rack 2g2 has driven the removal of first sliding seat 2g1 rather than fixed connection, drive the rotation of roller 2g rather than connection through first sliding seat 2g1, the removal of roller 2g that has driven the second plate 2g3 through the second sliding seat 2g that moves along the fixed plate's of second side 2b 3.

As shown in fig. 4-7, further:

the driving mechanism comprises a gear ring 2f1, a rotating shaft 2f2, a third gear 2f3, a rotary driving motor 2f5 and a support 2f4, an annular sliding rail 2b8 coaxial with the axis of the through hole 2b1 is arranged on the outer side of the through hole 2b1 of the first fixed plate 2b, the gear ring 2f1 is rotatably arranged on the annular sliding rail 2b8, all second gears 2b7 are all arranged on the circumference of the gear ring 2f1, all second gears 2b7 are in meshed connection with the gear ring 2f1, the rotating shaft 2f2 is rotatably arranged between two driven shafts 2b5 in a horizontal rotation state, the third gear 2f3 is sleeved on the rotating shaft 2f3, the third gear 2f3 is in meshed connection with the gear ring 2f1, the support 2f4 is arranged on one side, far away from the roller shaft 2g, of the first fixed plate 2f4 is fixedly connected with the support 2f4, and an output shaft of the rotary driving motor 2f5 penetrates through the support 2f4 and is fixedly connected with the rotating shaft 2f 2.

Based on the above embodiment, the technical problem to be solved by the present application is how the driving mechanism drives the second gear 2b7 to rotate. Therefore, the rotary driving motor 2f5 is started, the output shaft of the rotary driving motor 2f5 drives the rotation of the rotary shaft 2f2 fixedly connected with the rotary driving motor, the rotation of the rotary shaft 2f2 drives the rotation of the third gear 2f3 connected with the rotary driving motor, the rotation of the third gear 2f3 drives the rotation of the gear ring 2f1 meshed with the gear ring 2f3, the gear ring 2f1 rotates in the annular sliding rail 2b8, all the second gears 2b7 meshed with the gear ring 2f1 are driven to rotate, all the driven shafts 2b5 are driven by the second gears 2b7, all the first gears 2b6 are driven, the first gears 2b6 drive racks 2g2, the racks 2g2 are driven to the first sliding seat 2g1, and the first sliding seat 2g1 drives the movement of the roller shafts 2g, so that all the roller shafts 2g can simultaneously move along the sliding grooves 2b3 of the first fixing plate 2b and the second fixing plate 2c, and all the roller shafts 2g can conveniently clamp the protected tank 3.

As shown in fig. 4 and 10, further:

the top of the first sliding seat 2g1 and the second sliding seat 2g3 are fixedly connected with each other by the connecting rod 2g4, and the connection part between the two ends of the connecting rod 2g4 and the first sliding seat 2g1 and the second sliding seat 2g3 is also provided with the supporting frame 2g5.

Based on the above embodiment, the technical problem to be solved by the present application is how to make the driving roller shaft 2g of the first sliding seat 2g1 and the second sliding seat 2g3 move synchronously. For this reason, this application passes through the setting of connecting rod 2g4, but the removal hold-in range of first sliding seat 2g1 drives the removal of second sliding seat 2g3, conveniently drives roller 2g along the spout 2b3 of first fixed plate 2b and second fixed plate 2c through first sliding seat 2g1 and second sliding seat 2g3 and removes, through the setting of support frame 2g5, has improved the joint strength between first sliding seat 2g1 and the second sliding seat 2g3 for the structure is more stable, makes things convenient for roller 2g to the centre gripping by the protection jar body 3.

As shown in fig. 3-4 and 10, further:

still be provided with the protection section of thick bamboo 2d that is the horizontality and place between first fixed plate 2b and the second fixed plate 2c, protection section of thick bamboo 2d is for both ends all being provided with open-ended cylindrical barrel structure, be provided with a plurality of telescopic link 2g6 that set up along its length direction on the connecting rod 2g4, telescopic link 2g6 all is vertical state and is located connecting rod 2g4, and all overlap on the telescopic link 2g6 and be equipped with first elastic component 2g7, the top of all telescopic links 2g6 all is provided with arc 2g8, arc 2g8 and protection section of thick bamboo 2 d's inner wall mutually matches.

Based on the above-described embodiments, the technical problem to be solved by the present application is how to perform vibration reduction while clamping the roller shaft 2 g. For this reason, this application is through the setting of protection section of thick bamboo 2d, can play the effect of protection to the outer wall of being protected jar body 3, when roller 2g carries out the centre gripping to being protected jar body 3, telescopic link 2g6 on connecting rod 2g4 is under the support of first elastic component 2g7 for arc 2g8 is laminated mutually with the inner wall of protection section of thick bamboo 2d, thereby plays the effect to being protected jar body 3 shock attenuation through first elastic component 2g7, through the setting of arc 2g8, make connecting rod 2g4 can be better laminate mutually with the inner wall of protection section of thick bamboo 2d, thereby improve the absorbing effect.

As shown in fig. 10, further:

one end of the arc-shaped plate 2g8 is provided with a sleeve 2g9, and the arc-shaped plates 2g8 on two adjacent connecting rods 2g4 can be sleeved together through the sleeve 2g 9.

Based on the above embodiments, the technical problem to be solved by the present application is how to improve the damping effect of the arc plate 2g 8. Therefore, this application is through the setting of sleeve pipe 2g9 for arc 2g8 on a plurality of connecting rods 2g4 are located together through sleeve pipe 2g9 mutual cover, and the arc 2g8 amalgamation on a plurality of connecting rods 2g4 is annular support body, laminates mutually with the inner wall of guard cylinder 2d through annular support body, when hull 1 takes place to shake, can improve the shock attenuation effect of arc 2g8 through annular support body, can further restrain the production of vibrations, avoids the emergence of potential safety hazard.

As shown in fig. 4 and 6, further:

the first and

second fixing plates

2b and 2c are provided at both sides of the bottom thereof with supporting feet 2b4.

Based on the above-described embodiments, the technical problem to be solved by the present application is how to improve the supporting force of the first and

second fixing plates

2b and 2c on the base 2 a. For this reason, this application can improve the joint strength of first fixed plate 2b and second fixed plate 2c on base 2a through the setting of supporting legs 2b4, can improve more holding power simultaneously to prevent the damage of first fixed plate 2b and second fixed plate 2c, improve the stability of equipment.

As shown in fig. 8 and 9, further:

the lower part of the base 2a is also provided with a shock absorption box 2e, a buffer block 2a1, a second elastic piece 2a2, a plurality of sliding blocks 2e2, a plurality of pushing rods 2e5 and a plurality of third elastic pieces 2e4, wherein the shock absorption box 2e is a rectangular box body mechanism with an opening at the top, the shock absorption box 2e is sleeved at the bottom of the base 2a, the buffer block 2a1 is of a square platy structure, the buffer block 2a1 is fixedly connected to the center of the bottom of the base 2a in a horizontal state, the second elastic piece 2a2 is positioned at the bottom of the buffer block 2a1 and connected with the shock absorption box 2e, the bottom of the shock absorption box 2e is provided with a plurality of first sliding rails 2e1 encircling the shock absorption box 2e, all the sliding blocks 2e2 are sequentially and slidably positioned on the first sliding rails 2e1, one ends of all the pushing rods 2e5 are in pin joint with the edge of the buffer block 2a1, the other ends of all pushing rods 2e5 are in pin joint with the top of the sliding blocks 2e2, all mounting plates 2e3 are fixedly connected to be placed in a vertical state, and all the mounting plates 2e4 are positioned between all the third elastic pieces 2e4 and the mounting plates 2e3 e are respectively positioned between the shock absorption boxes 2e and the mounting plates 2 e.

Based on the above-described embodiments, the technical problem to be solved by the present application is how the shock absorbing mechanism 2 suppresses shock. For this reason, this application is through buffer block 2a1 and the setting of second elastic component 2a2, make second elastic component 2a2 support base 2a, thereby reduce the production of its vibrations, the effect of absorbing vibrations has been had simultaneously, because base 2a cover is located in shock attenuation box 2e, the removal of buffer block 2a1 has been driven when base 2a moves along shock attenuation box 2 e's inner wall, the removal of buffer block 2a1 has driven the catch bar 2e5 rather than the pin joint, the removal of catch bar 2e5 has driven the removal of slider 2e2 rather than the pin joint, make slider 2e2 remove along the direction of first slide rail 2e1, because the setting of third elastic component 2e4, make slider 2e2 can play the effect of supporting buffer block 2a1, the effect of shock attenuation can be further improved, can absorb energy to vibrations through a plurality of third elastic components 2e4 simultaneously, the effect of shock attenuation is improved.

As shown in fig. 8 and 9, further:

all be provided with on four terminal angles of base 2a and be vertical state and set up buffer rod 2a3, all buffer rods 2a3 all run through base 2a, all overlap on the buffer rod 2a3 and be equipped with fourth elastic component 2a4, and fourth elastic component 2a4 is located between base 2a and the shock attenuation box 2 e.

Based on the above embodiment, the buffer block 2a1 is located at the center of the base 2a, which may cause the base 2a to be locked when sliding in the damping box 2e, so as to affect the damping effect on the base 2a, and how to better damp the base 2a is the technical problem to be solved by the present application. To this end, this application through the setting of four buffer rods 2a3 and second elastic component 2a2, can support four terminal angles of base 2a for base 2a more balanced slides in shock attenuation box 2e, is difficult to cause the card of base 2a to die, can improve the absorbing effect simultaneously.

As shown in fig. 4 and 8, further:

the base 2a is further provided with an alarm assembly 2h, the alarm assembly 2h comprises sensors 2h2 in one-to-one correspondence with the number of the alarms 2h1 and the number of the sliders 2e2, all the sensors 2h2 are sequentially and fixedly connected to the sliders 2e2, and the alarms 2h1 are located at the top of the base 2 a.

Based on the above embodiment, the technical problem to be solved by the present application is how the shock absorbing mechanism 2 gives an early warning to the staff. For this reason, this application detects through the setting of sensor 2h2 to gliding displacement distance, when the displacement of a plurality of sliders 2e2 exceeded the threshold value that sets up, can send the signal of telecommunication to the rear end controller, sends the signal of telecommunication to alarm 2h1 through the controller of rear end for alarm 2h1 sends buzzing or glistening light, thereby carries out early warning and reminds to the staff, in order to ensure by the protection that can effectually be protected of the jar body 3.

The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims

1. The utility model provides a LNG marine transportation equipment with jar body safeguard function, a serial communication port, be provided with a plurality of mounting groove (1 a) that are rectangle permutation and arrange on hull (1) on being applied to hull (1), all be provided with damper (2) in mounting groove (1 a), damper (2) are including base (2 a), first fixed plate (2 b), second fixed plate (2 c), actuating mechanism and a plurality of roller (2 g), base (2 a) are rectangular plate-like structure, first fixed plate (2 b) and second fixed plate (2 c) all are vertical state and are located respectively on the both ends of base (2 a), all be provided with on first fixed plate (2 b) and second fixed plate (2 c) with by through-hole (2 b 1) of the mutual matching of protection jar body (3), all the cover is equipped with annular damping ring (2 b 2) that elastic material made on through-hole (2 b 1) of first fixed plate (2 b) and second fixed plate (2 c), actuating mechanism is located on first fixed plate (2 b) and is rectangular plate (2 g), all be provided with the spout (2 b) on the axis (2 c) of first fixed plate (2 b) and second fixed plate (2 c) and a plurality of equal side of fixed plate (2 b) along the equal distance of axial line of fixed plate (2 b) and second fixed plate (2 c) on the axis (2 c), all the roll shafts (2 g) are horizontally arranged between the first fixing plate (2 b) and the second fixing plate (2 c), two ends of all the roll shafts (2 g) are respectively and sequentially in sliding fit with sliding grooves (2 b 3) on the first fixing plate (2 b) and the second fixing plate (2 c), and all the roll shafts (2 g) are in transmission connection with a driving mechanism.

2. The LNG ship transportation device with the tank protection function according to claim 1, wherein the two ends of all the roller shafts (2 g) are respectively sleeved with a first sliding seat (2 g 1) and a second sliding seat (2 g 3), the first sliding seat (2 g 1) and the second sliding seat (2 g 3) are respectively slidably matched with the sliding grooves (2 b 3) of the first fixing plate (2 b) and the second fixing plate (2 c), racks (2 g 2) placed in a vertical state are fixedly connected above all the first sliding seats (2 g 1), driven shafts (2 b 5) in a horizontal rotation state are arranged at the side of all the racks (2 g 2), the driven shafts (2 b 5) penetrate through the first fixing plate (2 b), all the driven shafts (2 b 5) are respectively sleeved with a first gear (2 b 6) and a second gear (2 b 7), the first gear (2 b 6) and the second gear (2 b 7) are respectively located at two sides of the first fixing plate (2 b), and the first gear (2 b 6) is engaged with all the second gear (2 b 7).

3. The LNG ship transportation device with the tank protection function according to claim 2, wherein the driving mechanism includes a gear ring (2 f 1), a rotation shaft (2 f 2), a third gear (2 f 3), a rotation driving motor (2 f 5) and a support (2 f 4), the outside of a through hole (2 b 1) of the first fixed plate (2 b) is provided with an annular slide rail (2 b 8) coaxial with the axis of the through hole (2 b 1), the gear ring (2 f 1) is rotatably located on the annular slide rail (2 b 8), all second gears (2 b 7) are all located on the circumference of the gear ring (2 f 1), and all second gears (2 b 7) are all connected with the gear ring (2 f 1) in a meshed manner, the rotation shaft (2 f 2) is rotatably located between two of the two gears (2 b 5), and the third gear (2 f 3) is sleeved on the rotation shaft (2 f 2), the third gear (2 f 3) is connected with the gear ring gear (2 f 1) in a meshed manner, the support (2 f 4) is located on the rotation shaft (2 f 2) and the rotation driving motor (2 f 2) is connected with the rotation shaft (2 f 4) through the rotation driving motor (2 f 5) in a horizontal rotation state.

4. The LNG ship transportation equipment with the tank protection function according to claim 3, wherein the top parts of the first sliding seat (2 g 1) and the second sliding seat (2 g 3) are fixedly connected with each other by a connecting rod (2 g 4), and a supporting frame (2 g 5) is further provided at the connection part between the two ends of the connecting rod (2 g 4) and the first sliding seat (2 g 1) and the second sliding seat (2 g 3).

5. The LNG marine transportation equipment with tank body protection function according to claim 4, further characterized in that a protection cylinder (2 d) placed in a horizontal state is arranged between the first fixing plate (2 b) and the second fixing plate (2 c), the protection cylinder (2 d) is of a cylindrical structure with openings at two ends, a plurality of telescopic rods (2 g 6) arranged along the length direction of the connecting rods are arranged on the connecting rods (2 g 4), the telescopic rods (2 g 6) are vertically arranged on the connecting rods (2 g 4), first elastic pieces (2 g 7) are sleeved on the telescopic rods (2 g 6), arc-shaped plates (2 g 8) are arranged at the tops of all the telescopic rods (2 g 6), and the arc-shaped plates (2 g 8) are mutually matched with the inner walls of the protection cylinder (2 d).

6. The LNG ship transportation equipment with the tank protection function according to claim 5, wherein one end of the arc plate (2 g 8) is provided with a sleeve (2 g 9), and the arc plates (2 g 8) on two adjacent connecting rods (2 g 4) are sleeved together through the sleeve (2 g 9).

7. LNG ship transportation equipment with tank protection according to any of the claims 1, characterized in that the two sides of the bottom of the first and second fixing plates (2 b, 2 c) are provided with supporting feet (2 b 4).

8. The LNG ship transportation equipment with tank protection function according to any one of claims 1-7, wherein the bottom of the base (2 a) is further provided with a shock absorbing box (2 e), a buffer block (2 a 1), a second elastic member (2 a 2), a plurality of sliding blocks (2 e 2), a plurality of pushing rods (2 e 5) and a plurality of third elastic members (2 e 4), the shock absorbing box (2 e) is a rectangular box body mechanism with an opening at the top, the shock absorbing box (2 e) is sleeved at the bottom of the base (2 a), the buffer block (2 a 1) is of a square plate structure, the buffer block (2 a 1) is fixedly connected to the center of the bottom of the base (2 a), the bottom of the second elastic member (2 a 2) is connected with the shock absorbing box (2 e), the bottom of the shock absorbing box (2 e) is provided with a plurality of first sliding rails (2 e 1) surrounding the center line, all sliding blocks (2 e 2) are sequentially and slidably positioned on the first sliding rails (2 e), all sliding blocks (2 e) are sequentially positioned on the first sliding rails (2 e 1), all sliding blocks (2 e2 are connected with all the other ends (2 e) of the buffer blocks (2 a 1) are positioned at the bottom of the buffer block (2 a 1), all the buffer block (2 a2 is positioned at the end of the buffer block (2 a) is in the pin joint state, and all the buffer blocks (2 e) are positioned at the top the side of the buffer block (2 b) is, and the top is fixed with the end of the buffer block (2 b is 3).

9. The LNG ship transportation equipment with the tank protection function according to claim 8, wherein buffer rods (2 a 3) are disposed at four end corners of the base (2 a) in a vertical state, all the buffer rods (2 a 3) penetrate through the base (2 a), fourth elastic members (2 a 4) are respectively sleeved on the buffer rods (2 a 3), and the fourth elastic members (2 a 4) are located between the base (2 a) and the shock absorbing box (2 e).

10. The LNG ship transportation device with the tank protection function according to any one of claims 8, wherein an alarm assembly (2 h) is further provided on the base (2 a), the alarm assembly (2 h) includes sensors (2 h 2) corresponding to the number of the alarms (2 h 1) and the number of the sliders (2 e 2) one by one, all the sensors (2 h 2) are sequentially and fixedly connected to the plurality of sliders (2 e 2), and the alarms (2 h 1) are located at the top of the base (2 a).