CN111288292B - Goods shelf type LNG gas cylinder vacuumizing device and vacuumizing method - Google Patents
Goods shelf type LNG gas cylinder vacuumizing device and vacuumizing method Download PDFInfo
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- CN111288292B CN111288292B CN202010232833.6A CN202010232833A CN111288292B CN 111288292 B CN111288292 B CN 111288292B CN 202010232833 A CN202010232833 A CN 202010232833A CN 111288292 B CN111288292 B CN 111288292B
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
- F17C1/12—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge with provision for thermal insulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G1/00—Storing articles, individually or in orderly arrangement, in warehouses or magazines
- B65G1/02—Storage devices
- B65G1/04—Storage devices mechanical
- B65G1/0407—Storage devices mechanical using stacker cranes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/08—Mounting arrangements for vessels
- F17C13/084—Mounting arrangements for vessels for small-sized storage vessels, e.g. compressed gas cylinders or bottles, disposable gas vessels, vessels adapted for automotive use
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/003—Handling, e.g. loading or unloading arrangements for articles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
- F26B25/08—Parts thereof
- F26B25/12—Walls or sides; Doors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/03—Thermal insulations
- F17C2203/0391—Thermal insulations by vacuum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/01—Mounting arrangements
- F17C2205/0123—Mounting arrangements characterised by number of vessels
- F17C2205/013—Two or more vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/01—Mounting arrangements
- F17C2205/0153—Details of mounting arrangements
- F17C2205/0169—Details of mounting arrangements stackable
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Warehouses Or Storage Devices (AREA)
Abstract
The invention provides a goods shelf type LNG gas cylinder vacuumizing device and a vacuumizing method, which are reasonable in structural design, small in occupied area and high in yield. An air outlet of the combustion device is connected with an air outlet pipeline, an air inlet is connected with an air inlet pipeline, and the air inlet pipeline and the air outlet pipeline are both arranged in the oven; one end of the vacuumizing pipeline is connected with a vacuumizing unit, and the other end of the vacuumizing pipeline penetrates into the oven; the vacuumizing pipe is connected with a vacuumizing hose; the oven is placed on the oven placement area; the lower beam is arranged on the ground, and the upper beam is arranged at the top end of the steel platform; the walking wheels at the upper end of the frame are connected with the upper cross beam, and the walking wheels at the lower end of the frame are connected with the lower cross beam; the horizontal traveling motor is arranged on the frame and is connected with traveling wheels; the cargo carrying platform is arranged on the frame in a lifting manner; the lifting mechanism is connected with the cargo carrying platform; the cargo carrying fork is arranged on the cargo carrying platform; the goods shelf is arranged in the oven; the walking track is horizontally fixed on the oven, and the gate is horizontally and slidably arranged on the walking track.
Description
Technical Field
The invention relates to a goods shelf type LNG gas cylinder vacuumizing device and a vacuumizing method.
Background
The low-temperature heat-insulating gas cylinder, namely the LNG gas cylinder, is widely applied to the storage and transportation of the liquefied natural gas. In order to ensure good heat preservation effect, the interlayer between the LNG gas cylinder shell and the liner needs to be vacuumized. To obtain a high vacuum of the jacket, the gases adsorbed on the inner metal surface of the interlayer and on the multilayer insulating material outside the liner must be released as soon as possible and pumped away. The inner and outer walls of the interlayer need to be heated during vacuum pumping, so that the LNG cylinders are considered to be placed in the oven. However, the whole LNG cylinder vacuumizing process is longer, about 7-8 days, because the release of the gas adsorbed on the metal surface and the multi-layer heat insulation material is slower. Traditional LNG gas cylinder evacuation mode all adopts to place the gas cylinder on the bracket, then the bracket is transported by the dolly and is carried to the oven in, and the manual work is connected the pipe and is then heated the evacuation. In order to save workshop land, the oven is carried out in a lifting door mode. However, because the vacuumizing time is long, in order to improve the yield of the product, a large workshop area is required to be occupied for arranging the ovens, so that the vacuumizing of the LNG gas cylinder is a bottleneck of mass production of the LNG gas cylinder, and especially for manufacturers in the established workshop, the workshop area is fixed, and the productivity is also fixed.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide the goods shelf type LNG gas cylinder vacuumizing device and the vacuumizing method which are reasonable in structural design, small in occupied area and high in yield.
The invention solves the problems by adopting the following technical scheme: a goods shelf type LNG gas cylinder vacuumizing device comprises an oven, a combustion system, a vacuumizing unit and a vacuumizing pipeline; the combustion system is connected with the oven and comprises a combustion device, an air inlet pipeline and an air outlet pipeline, an air outlet of the combustion device is connected with the air outlet pipeline, an air inlet is connected with the air inlet pipeline, and the air inlet pipeline and the air outlet pipeline are both arranged in the oven; one end of the vacuumizing pipeline is connected with a vacuumizing unit, and the other end of the vacuumizing pipeline penetrates into the oven; the vacuumizing pipe is connected with a vacuumizing hose; the method is characterized in that: the system also comprises a steel platform, a stacker and a goods shelf; the steel platform is provided with an oven placing area, and the oven placing area is at least two layers and is arranged from top to bottom; the oven is placed on the oven placement area; the stacker is arranged beside the oven and comprises a lower cross beam, an upper cross beam, a horizontal travelling mechanism, a lifting mechanism, a cargo carrying platform, a cargo carrying fork and a rack; the lower beam is arranged on the ground, and the upper beam is arranged at the top end of the steel platform; the horizontal travelling mechanism comprises a horizontal travelling motor and travelling wheels; the walking wheels are in an upper group and a lower group and are respectively arranged at the upper end and the lower end of the frame; the walking wheels at the upper end of the frame are connected with the upper cross beam, and the walking wheels at the lower end of the frame are connected with the lower cross beam; the horizontal traveling motor is arranged on the frame and is connected with traveling wheels; the cargo carrying platform is arranged on the frame in a lifting manner; the lifting mechanism is connected with the cargo carrying platform; the cargo carrying fork is arranged on the cargo carrying platform; the goods shelf is arranged in the oven; the shelf is provided with a gas cylinder placing area, and the gas cylinder placing area is at least two layers and is arranged from top to bottom; the oven be provided with gate, walking track and opening and closing mechanism, walking track level is fixed on the oven, gate horizontal sliding mounting is on walking track, opening and closing mechanism drive gate slides on the walking track.
An insulating layer is arranged in the oven.
The combustion device is hung on the rear side of the oven.
The air inlet pipeline is arranged at the top of the oven, the air outlet pipeline is arranged on the side wall of the oven, and the air outlet hole of the air outlet pipeline is positioned at the bottom of the oven.
The air inlet pipeline is provided with a plurality of air inlet holes which are sequentially arranged along the air inlet pipeline.
The lifting mechanism comprises a lifting motor, a roller and a steel wire rope; the lifting motor is arranged on the frame, is connected with the roller, the roller is connected with the steel wire rope, and the steel wire rope is connected with the cargo carrying platform.
The vacuumizing pipeline is erected near a goods shelf.
The horizontal travelling mechanism also comprises guide wheels, wherein the guide wheels are in an upper group and a lower group and are respectively arranged at the upper end and the lower end of the frame; the guide wheel at the upper end of the frame is connected with the upper cross beam, and the guide wheel at the lower end of the frame is connected with the lower cross beam.
9. The shelf type LNG cylinder evacuation device of claim 1, wherein: the opening and closing mechanism comprises a gear motor, a gear and a rack, wherein the gear motor is arranged on the gate, the rack is arranged on the walking track, and the gear is arranged on the gear motor and meshed with the rack.
A method for vacuumizing a goods shelf type LNG gas cylinder is characterized by comprising the following steps of: the goods shelf type LNG gas cylinder vacuumizing device comprises the following steps:
s1, a NG gas cylinder flows up from external automation equipment to a vacuumizing and waiting area, and a cargo fork of a stacker receives the gas cylinder;
S2, transferring the LNG gas cylinders to the front end of an idle oven by the stacker, and placing the gas cylinders on a goods shelf by a cargo fork of the stacker after a gate is opened;
s3, after the LNG gas cylinder is placed on the goods shelf, the vacuumizing hose connection can be performed manually;
S4, respectively starting a combustion system and a vacuumizing unit according to process requirements, and enabling the LNG gas cylinder to enter a vacuumizing stage;
s5, placing the LNG cylinders produced subsequently into other ovens by the stacker according to the actions;
S6, after the LNG gas cylinder is vacuumized, the LNG gas cylinder can be stored in a goods shelf according to the output requirement, or the LNG gas cylinder is taken out by a stacker 4 and placed in a discharging position, and the next working procedure is carried out.
Compared with the prior art, the invention has the following advantages and effects:
1. The invention can be used for heating and vacuumizing the gas cylinder, and can also be used for storing the vacuumized gas cylinder as a semi-finished product warehouse.
2. The invention adopts the stacker to transfer and convey the gas cylinders, has stable and fast operation, high automation degree and high precision, and effectively meets the requirement of high production beat.
3. The invention utilizes the space area of the workshop, has small occupied area, effectively reduces the occupied area of the plane of the workshop, increases the quantity of products and effectively improves the yield.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic top view of an embodiment of the present invention.
Fig. 3 is a schematic view of the lower part of the stacker according to the embodiment of the present invention.
Detailed Description
The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and not limited to the following examples.
Referring to fig. 1-3, the shelf type LNG gas cylinder vacuumizing device according to the embodiment of the invention comprises a steel platform 1, an oven 2, a stacker 3, a shelf 4, a combustion system 5, a vacuumizing unit 6 and a vacuumizing pipeline 7.
The steel platform 1 is used for supporting the whole device, the steel platform 1 is provided with an oven placement area 11, the oven placement area 11 is at least two layers, the oven placement area is arranged from top to bottom, and two layers, three layers and even multiple layers can be arranged from top to bottom according to yield requirements.
The oven 2 is used for heating and preserving heat of the LNG gas cylinder when the LNG gas cylinder is vacuumized, and the oven 2 is placed on the oven placement area 11. An insulating layer 21 is arranged in the oven 2.
The stacker 3 is used for supporting and transferring LNG cylinders into the oven 2 from the upper end of the external automation device one by one, or taking out the LNG cylinders in the oven 2 one by one and placing the LNG cylinders on the external automation device one by one. The stacking machines 3 are arranged beside the ovens, and one stacking machine 3 is responsible for transferring and conveying the gas cylinders in the ovens at the left side and the right side.
The stacker 3 includes a lower cross member 31, an upper cross member 32, a horizontal traveling mechanism 33, a lifting mechanism 34, a loading table 35, a loading fork 36, and a frame 37.
The lower beam 31 is installed on the ground, and the upper beam 32 is installed on the top end of the steel platform 1.
The horizontal traveling mechanism 33 is used for horizontal movement of the stacker 3, and includes a horizontal traveling motor 331, a coupling, a brake, a speed reducer, traveling wheels 332, and guide wheels 333.
The traveling wheels 332 are provided in two groups, i.e., upper and lower, and are respectively mounted on the upper and lower ends of the frame 37. The traveling wheels 332 at the upper end of the frame 37 are connected with the upper beam 32, and the traveling wheels 332 at the lower end of the frame 37 are connected with the lower beam 31.
The horizontal traveling motor 331 is mounted on the frame 37 and is connected to traveling wheels 332 via a coupling and a speed reducer. The horizontal travel motor 331 drives the travel wheels 332 to rotate, so that the stacker 3 moves.
The guide wheels 333 are respectively arranged at the upper and lower ends of the frame 37. The guide wheel 333 at the upper end of the frame 37 is connected with the upper beam 32, and the guide wheel 333 at the lower end of the frame 37 is connected with the lower beam 31. The guide wheels 333 prevent sideslip when walking at a high horizontal speed.
The brake is coupled to the road wheel 332 for braking.
The cargo bed 35 is mounted to the frame 37 in a lifting manner. The cargo bed 35 is provided with a cargo shape detecting device.
The lifting mechanism 34 is connected to the cargo table 353, and is used for driving the cargo table 35 to lift up and down, and includes a lifting motor, a brake, a decelerator, a drum, and a wire rope. The lift motor is mounted on a frame 37, which is connected to a drum via a decelerator, the drum is connected to a wire rope, and the wire rope is connected to a cargo table 353. The lifting motor drives the roller to rotate, and the roller winds or releases the steel wire rope, so that the cargo carrying platform 35 is driven to lift. The brake is connected to the cargo bed 35 for braking.
The load forks 36 are mounted on the load bed 35, the load forks 36 being multi-stage forks in telescopic fashion.
The shelf 4 is used for storing the gas cylinders to be vacuumized, and the shelf 4 is arranged in the oven 2. The gas cylinder placing area 41 is arranged on the goods shelf 4, the gas cylinder placing area 41 is at least two layers, the gas cylinders are arranged from top to bottom, and the gas cylinder placing areas 41 with different layers can be arranged according to requirements and are used for placing a certain number of gas cylinders. The position of the goods shelf 4 in the oven 3 is the same in the up-down, left-right positions, so that the precision requirement of the stacker during transferring and conveying is ensured.
The combustion system 5 is connected with the oven 2 to provide a heat source for heating and preserving heat of the oven 2. The combustion system 5 comprises a combustion device 51, an air inlet pipeline 52 and an air outlet pipeline 53, wherein an air outlet of the combustion device 51 is connected with the air outlet pipeline 53, and an air inlet is connected with the air inlet pipeline 52. The air inlet pipeline 52 and the air outlet pipeline 53 are both arranged in the oven 2, wherein the air inlet pipeline 52 is arranged at the top of the oven 2, the air outlet pipeline 53 is arranged on the side wall of the oven 2, and the air outlet hole of the air outlet pipeline 53 is positioned at the bottom of the oven 2; the air intake duct 52 is provided with a plurality of air intake holes 54, and the air intake holes 54 are arranged in sequence along the air intake duct 52. The hot air of the combustion system 5 is sent into the oven 2 through the air outlet pipeline 53 and rises from the bottom to the top of the oven 2, so that a heat source is provided for the whole oven 2, and the heating is uniform and the efficiency is high; the air at the top of the oven 2 is returned to the burner 51 through the air intake duct 52, thus forming a circulation. To save space, the burner 51 is mounted on the rear side of the oven 2.
The vacuum pumping unit 6 is also arranged at the rear side of the oven 2.
One end of the vacuumizing pipeline 7 is connected with the vacuumizing unit 6, and the other end of the vacuumizing pipeline penetrates into the oven 2 after passing through the heat insulation layer 21 of the oven 2 and is close to the goods shelf to be erected, so that the LNG gas cylinder is close to the shortened vacuumizing pipeline, vacuumizing efficiency is improved, and product quality is improved. The vacuumizing pipe 7 is connected with a vacuumizing hose.
The escape door is arranged at the rear side of the oven 2, so that the operation of personnel and the safe dredging are facilitated.
The oven 2 adopts the vertical hinged door form, is provided with gate 22, walking track 23 and opening and closing mechanism, and walking track 23 level is fixed on oven 2, and the upper and lower both ends horizontal sliding mounting of gate 22 is on walking track 23, and opening and closing mechanism is connected with gate 22, drives gate 22 and slides on walking track 23 to realize opening and closing of oven. The opening and closing mechanism comprises a gear motor, a gear and a rack, wherein the gear motor is arranged on the gate 22, the rack is arranged on the walking track 23, and the gear is arranged on the gear motor and meshed with the rack. The two gates 22 are respectively provided with a walking track 23, and the two gates 22 are independently separated. The gate is opened and closed by adopting a gear motor directly connected with a gear to run on a rack on a track. And the two gates of the oven are controlled in linkage with the stacker, so that the stable opening and closing operation is ensured.
The goods shelf type LNG gas cylinder vacuumizing method is carried out by adopting the goods shelf type LNG gas cylinder vacuumizing device and comprises the following steps of:
s1, a NG gas cylinder flows up from external automation equipment to a vacuumizing and waiting area, and a cargo fork of a stacker 3 receives the gas cylinder;
S2, according to the production process arrangement, the stacker 3 moves, the LNG gas cylinders are transported to the front end of the idle oven 2, meanwhile, a door opening signal is sent to a gate 22 of an appointed oven, and after the gate 22 is opened, the gas cylinders are placed on a goods shelf 4 according to the system appointed sequence by a goods carrying fork of the stacker 3;
S3, after the gas cylinders are filled in the racks at the opened gate 22 positions, the stacking machine 3 closes the gate 22 and then opens the other gate 22.
S4, filling the gas cylinders on the goods shelves at the opened gate 22 position by the stacker 3 according to the sequence, and closing the gate 22.
S5, after the LNG cylinders are placed on the goods shelves 4 according to the step S2, the vacuumizing hose connection can be performed manually.
And S6, after the action of the step S4 is finished, the connection of all LNG gas cylinders with the vacuum pumping hoses is basically finished manually.
S7, respectively starting the combustion system 5 and the vacuumizing unit 6 according to the process requirements, and enabling the LNG gas cylinder to enter a vacuumizing stage for 7-8 days according to the process requirements.
S8, the stacker 3 places LNG cylinders produced subsequently in other ovens according to the actions.
S9, after the LNG gas cylinder is vacuumized, the LNG gas cylinder can be stored in a goods shelf according to the output requirement, or the LNG gas cylinder is taken out by a stacker 3 and placed in a discharging position, and the next working procedure is carried out. When the stacker 3 takes the workpieces from the oven 2, the stacker also sends out an opening linkage signal to the gate 22 or 2 to take the bottles.
In addition, it should be noted that the specific embodiments described in the present specification may vary from part to part, from name to name, etc., and the above description in the present specification is merely illustrative of the structure of the present invention. All equivalent or simple changes of the structure, characteristics and principle according to the inventive concept are included in the protection scope of the present patent. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the scope of the invention as defined in the accompanying claims.
Claims (9)
1. A goods shelf type LNG gas cylinder vacuumizing device comprises an oven, a combustion system, a vacuumizing unit and a vacuumizing pipeline; the combustion system is connected with the oven and comprises a combustion device, an air inlet pipeline and an air outlet pipeline, an air outlet of the combustion device is connected with the air outlet pipeline, an air inlet is connected with the air inlet pipeline, and the air inlet pipeline and the air outlet pipeline are both arranged in the oven; one end of the vacuumizing pipeline is connected with a vacuumizing unit, and the other end of the vacuumizing pipeline penetrates into the oven; the vacuumizing pipe is connected with a vacuumizing hose; the method is characterized in that: the system also comprises a steel platform, a stacker and a goods shelf; the steel platform is provided with an oven placing area, and the oven placing area is at least two layers and is arranged from top to bottom; the oven is placed on the oven placement area; the stacker is arranged beside the oven and comprises a lower cross beam, an upper cross beam, a horizontal travelling mechanism, a lifting mechanism, a cargo carrying platform, a cargo carrying fork and a rack; the lower beam is arranged on the ground, and the upper beam is arranged at the top end of the steel platform; the horizontal travelling mechanism comprises a horizontal travelling motor and travelling wheels; the walking wheels are in an upper group and a lower group and are respectively arranged at the upper end and the lower end of the frame; the walking wheels at the upper end of the frame are connected with the upper cross beam, and the walking wheels at the lower end of the frame are connected with the lower cross beam; the horizontal traveling motor is arranged on the frame and is connected with traveling wheels; the cargo carrying platform is arranged on the frame in a lifting manner; the lifting mechanism is connected with the cargo carrying platform; the cargo carrying fork is arranged on the cargo carrying platform; the goods shelf is arranged in the oven; the shelf is provided with a gas cylinder placing area, and the gas cylinder placing area is at least two layers and is arranged from top to bottom; the oven is provided with a gate, a walking track and an opening and closing mechanism, wherein the walking track is horizontally fixed on the oven, the gate is horizontally and slidably arranged on the walking track, and the opening and closing mechanism drives the gate to slide on the walking track; and an insulating layer is arranged in the oven.
2. The shelf type LNG cylinder evacuation device of claim 1, wherein: the combustion device is hung on the rear side of the oven.
3. The shelf type LNG cylinder evacuation device of claim 1, wherein: the air inlet pipeline is arranged at the top of the oven, the air outlet pipeline is arranged on the side wall of the oven, and the air outlet hole of the air outlet pipeline is positioned at the bottom of the oven.
4. The shelf type LNG cylinder evacuation device of claim 1, wherein: the air inlet pipeline is provided with a plurality of air inlet holes which are sequentially arranged along the air inlet pipeline.
5. The shelf type LNG cylinder evacuation device of claim 1, wherein: the lifting mechanism comprises a lifting motor, a roller and a steel wire rope; the lifting motor is arranged on the frame, is connected with the roller, the roller is connected with the steel wire rope, and the steel wire rope is connected with the cargo carrying platform.
6. The shelf type LNG cylinder evacuation device of claim 1, wherein: the vacuumizing pipeline is erected near the goods shelf.
7. The shelf type LNG cylinder evacuation device of claim 1, wherein: the horizontal travelling mechanism also comprises guide wheels, wherein the guide wheels are in an upper group and a lower group and are respectively arranged at the upper end and the lower end of the frame; the guide wheel at the upper end of the frame is connected with the upper cross beam, and the guide wheel at the lower end of the frame is connected with the lower cross beam.
8. The shelf type LNG cylinder evacuation device of claim 1, wherein: the opening and closing mechanism comprises a gear motor, a gear and a rack, wherein the gear motor is arranged on the gate, the rack is arranged on the walking track, and the gear is arranged on the gear motor and meshed with the rack.
9. A method for vacuumizing a goods shelf type LNG gas cylinder is characterized by comprising the following steps of: use of a shelf type LNG cylinder evacuating device according to any of claims 1-8, comprising the steps of:
S1, an LNG gas cylinder flows up from external automation equipment to a vacuumizing and waiting area, and a cargo fork of a stacker receives the gas cylinder;
S2, transferring the LNG gas cylinders to the front end of an idle oven by the stacker, and placing the gas cylinders on a goods shelf by a cargo fork of the stacker after a gate is opened;
s3, after the LNG gas cylinder is placed on the goods shelf, the vacuumizing hose connection can be performed manually;
S4, respectively starting a combustion system and a vacuumizing unit according to process requirements, and enabling the LNG gas cylinder to enter a vacuumizing stage;
S5, placing the LNG cylinders produced subsequently into other ovens by a stacker;
S6, after the LNG gas cylinder is vacuumized, the LNG gas cylinder can be stored in a goods shelf according to the output requirement, or the LNG gas cylinder is taken out by a stacker and placed in a discharging position, and the next working procedure is carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010232833.6A CN111288292B (en) | 2020-03-28 | 2020-03-28 | Goods shelf type LNG gas cylinder vacuumizing device and vacuumizing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010232833.6A CN111288292B (en) | 2020-03-28 | 2020-03-28 | Goods shelf type LNG gas cylinder vacuumizing device and vacuumizing method |
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| CN111288292A CN111288292A (en) | 2020-06-16 |
| CN111288292B true CN111288292B (en) | 2024-07-05 |
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| CN117490377B (en) * | 2023-12-26 | 2024-04-26 | 淄博安泽特种气体有限公司 | Heating and drying device for gas cylinder |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0559836A (en) * | 1991-08-28 | 1993-03-09 | Nippon Steel Corp | Multi-story storing shed for small boat |
| CN104033725A (en) * | 2014-05-09 | 2014-09-10 | 南通龙鹰真空成套设备科技有限公司 | Multi-layer winding vacuum insulation cylinder vacuum system equipment |
| CN212776771U (en) * | 2020-03-28 | 2021-03-23 | 中国联合工程有限公司 | Shelf type LNG gas cylinder vacuumizing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201599549U (en) * | 2010-01-29 | 2010-10-06 | 邯郸新兴重型机械有限公司 | High-pressure gas packaging cylinder |
| JP5874691B2 (en) * | 2013-06-26 | 2016-03-02 | 株式会社ダイフク | Inert gas supply equipment |
| CN103343878B (en) * | 2013-07-26 | 2015-06-24 | 江南工业集团有限公司 | Vacuum pumping device for interlayer of cryogenic insulation cylinder |
| CN205169499U (en) * | 2015-11-19 | 2016-04-20 | 温岭市海博输送设备有限公司 | Automatic lift of passing in and out is shelved to LNG gas cylinder collection |
| CN207279260U (en) * | 2017-08-01 | 2018-04-27 | 新兴重工（天津）科技发展有限公司 | A kind of LNG low-temperature tankers vacuumize inner-outer circulation heating unit |
| CN209294793U (en) * | 2019-01-03 | 2019-08-23 | 中山市华新气体有限公司 | Cylinder heating and vacuuming device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0559836A (en) * | 1991-08-28 | 1993-03-09 | Nippon Steel Corp | Multi-story storing shed for small boat |
| CN104033725A (en) * | 2014-05-09 | 2014-09-10 | 南通龙鹰真空成套设备科技有限公司 | Multi-layer winding vacuum insulation cylinder vacuum system equipment |
| CN212776771U (en) * | 2020-03-28 | 2021-03-23 | 中国联合工程有限公司 | Shelf type LNG gas cylinder vacuumizing device |
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