A liquefied gas filling vehicle and operation method

Abstract

The present invention discloses a liquefied gas filling vehicle and an operation method, wherein the filling vehicle comprises a chassis vehicle, wherein a carriage is provided on the chassis vehicle, wherein a bottle storage mechanism and an air charging mechanism are sequentially provided in the carriage from front to back, wherein a bottle unloading mechanism is provided below the bottle storage mechanism, wherein a first side door and a second side door are provided at the bottle storage mechanism and the bottle unloading mechanism, respectively, on the compartment wall of the carriage, wherein the first side door and the second side door are located on the same side of the carriage; wherein the bottle storage mechanism comprises a bottle storage rack fixed in the carriage, wherein a group of storage slots are provided on both sides of the bottle storage rack, respectively, and a consignment tray is provided between the two groups of storage slots for traveling back and forth between the air charging mechanism and the storage slots. Compared with the prior art, the present invention has a compact structure, wherein the gas cylinder can be automatically stored on the bottle storage rack after the gas filling in the carriage is completed, and the gas cylinder can be automatically unloaded from the bottle storage rack at a later stage, and the whole process has a high degree of automation and high safety; secondly, the vehicle structure is adopted, which has good mobility and can better meet the gas demand of users.

Description

Technical Field

[0001] The present invention relates to the technical field of liquefied gas filling, and in particular to a liquefied gas filling vehicle and an operating method. Background Art

[0002] With the popularization of environmental protection concepts and the effective implementation of the "coal to gas" policy, there are currently a large number of liquefied gas users in 661 cities and 1,464 counties across the country, especially in rural areas and old residential areas. Traditionally, when the liquefied gas in the liquefied gas tank is used up, liquefied gas users need to carry the 30-jin gas tank to the liquefied gas station to refill it. The total weight of the liquefied gas tank after it is full can reach 60 jin, which has caused great difficulties in transportation.

[0003] Some gas stations provide door-to-door delivery services, but this will incur certain additional service fees, increasing the gas costs of ordinary users. Sometimes, due to factors such as weather and time, there will be an embarrassing situation where there is no gas available. In addition, users cannot grasp the remaining gas in the gas tank in real time, and gas outages often occur, causing inconvenience to normal life. During the epidemic, villages and buildings were closed, and many families using liquefied gas encountered a "gas shortage" and were unable to get gas.

[0004] As an important guarantee for people's daily production and life, the filling and handling device of liquefied gas cylinders has a very wide range of applications and consumer markets. However, due to the lack of relevant devices on the market, most users use traditional means such as dragging, carrying, and motor vehicle transportation, which is time-consuming, labor-intensive, and extremely dangerous. Summary of the invention

[0005] The present invention provides a liquefied gas filling vehicle and an operating method, which have a compact structure. After the gas is filled in the vehicle, the gas cylinder can be automatically stored on a bottle storage rack, and the gas cylinder can be automatically unloaded from the bottle storage rack at a later time. The whole process has a high degree of automation, less manual participation, and high safety. Secondly, the vehicle structure is adopted, the maneuverability is good, and the gas needs of users can be better met.

[0006] The present invention provides a liquefied gas filling vehicle, comprising a chassis vehicle, wherein a carriage is provided on the chassis vehicle, wherein a bottle storage mechanism and an air charging mechanism are sequentially provided in the carriage from front to rear, a bottle unloading mechanism is provided below the bottle storage mechanism, and a compartment wall of the carriage is respectively provided with a first side door and a second side door at the bottle storage mechanism and the bottle unloading mechanism, wherein the first side door and the second side door are located on the same side of the carriage; the bottle storage mechanism comprises a bottle storage rack fixed in the carriage, wherein a group of storage slots are respectively provided on both sides of the bottle storage rack, a consignment tray which travels back and forth between the air charging mechanism and the storage slots is provided between the two groups of storage slots, a translation assembly is connected to the consignment tray, the translation assembly is connected to a lifting assembly, and the translation assembly is arranged between the two groups of storage slots.

[0007] Preferably, the translation assembly includes a horizontal lead screw and a horizontal moving motor, the horizontal lead screw is threadedly connected to the consignment tray, the horizontal moving motor drives the horizontal lead screw to rotate and drives the consignment tray to move along the length direction of the horizontal lead screw, and the horizontal lead screw is located between the two groups of storage slots.

[0008] Preferably, the lifting assembly includes: two connecting rods, four lifting screws and four lifting motors, one end of the horizontal screw is rotatably connected to a connecting rod, and the other end is fixedly connected to another connecting rod through a horizontal moving motor, the two ends of the connecting rod are respectively threadedly connected to the lifting screws, the lifting motor drives the lifting screws to rotate, and the lifting motor is fixed in the carriage.

[0009] Preferably, the bottle storage rack comprises four columns, each group of storage slots is fixed on two columns, one end of the bottle storage rack is close to the bottle storage mechanism, and the two groups of storage slots close to the bottle storage mechanism are arranged between the two columns.

[0010] Preferably, the bottle unloading mechanism includes a fixed plate slidably connected to the carriage, a base is connected to the fixed plate, a second telescopic rod for driving the base to move is provided between the base and the fixed plate, a bottle supporting tray is installed on the upper end of the base, two first telescopic members are provided between the bottle supporting tray and the base, the upper end of the first telescopic member is hinged to the bottom of the bottle supporting tray, the bottle supporting tray includes a plurality of trays sliding with each other, and the two first telescopic members are distributed along the sliding direction of the tray.

[0011] Preferably, the inflation mechanism includes an inflation table and an operating table, the operating table is arranged above the inflation table, the upper end surface of the inflation table is inclined, the side of the upper end surface of the inflation table close to the consignment tray is lower than the other side, and a bottle blocking mechanism is provided on the lower side of the inflation table.

[0012] Preferably, the bottle blocking mechanism comprises: a baffle, a connecting arm and a flip assembly, the baffle is arranged above the inflation platform, the connecting arm is fixed between the baffle and the flip assembly, and the connecting arm and the flip assembly are arranged inside the inflation platform.

[0013] Preferably, an inclined bottle-dropping slope is provided between the inflation platform and the conveying tray, the bottle-dropping slope is provided with an avoidance groove for movement of the connecting arm, and the conveying tray is arranged on the lower side of the bottle-dropping slope.

[0014] Preferably, a control panel for controlling the gas filling amount of the gas cylinder is provided on the operating table.

[0015] Preferably, a rear door is provided at the rear of the carriage.

[0016] The present invention also provides an operating method, comprising the liquefied gas filling vehicle as described above, and further comprising the following steps:

[0017] S1: Inflation, open the rear door of the vehicle, place the gas cylinder on the inflation table, let the gas cylinder roll down to the inflation station, and then inflate the gas cylinder through the operating table. After inflation, the baffle will turn down first, and the gas cylinder will roll down to the bottle drop slope with the baffle and then enter the consignment tray;

[0018] S2: Bottle storage, the transport tray moves along the length direction of the vehicle and moves up and down to deliver the gas cylinder to the storage slot on the bottle storage rack, the transport tray descends, and the gas cylinder is placed in the storage slot;

[0019] S3: Unloading bottles, opening the first side door and the second side door, the bottle tray slides along the length direction of the vehicle, and then moves to the gas cylinder on the bottle storage rack under the action of the first telescopic member and the second telescopic member, and the gas cylinder is loaded into the bottle tray under the sliding of the tray and the joint action of the first telescopic member, and then the bottle tray transports the gas cylinder to the outside of the car to be transported away by the operator or user.

[0020] Compared with the prior art, the liquefied gas filling vehicle of the present invention has a compact structure and can be inflated in the vehicle compartment. After the inflation is completed, the gas cylinder can be automatically stored on the bottle storage rack, and the gas cylinder can be unloaded from the bottle storage rack through the bottle unloading mechanism when needed. The whole process has a high degree of automation, less manual participation and high safety. Secondly, the vehicle structure has good maneuverability and can better meet the gas needs of users. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a structural schematic diagram of the present invention;

[0023] Figure 2 It is a partial structural schematic diagram of the present invention;

[0024] Figure 3 It is a structural schematic diagram of the bottle storage mechanism of the present invention;

[0025] Figure 4 A top view of the storage mechanism of the present invention;

[0026] Figure 5 It is a structural schematic diagram of the inflation mechanism of the present invention;

[0027] Figure 6 It is a structural schematic diagram of the bottle unloading mechanism of the present invention.

[0028] Reference numerals:

[0029] 1. Carriage, 2. Bottle storage mechanism, 3. Inflation mechanism, 4. Bottle unloading mechanism, 5. Chassis, 11. First side door, 12. Second side door, 13. Rear door, 21. Bottle storage rack, 22. Storage slot, 23. Consignment tray, 24. Translation assembly, 25. Lifting assembly, 211. Column, 241. Horizontal lead screw, 242. Horizontal movement motor, 251. Connecting rod, 252. Lifting lead screw, 253. Lifting motor, 31. Inflation table, 32. Operating table, 33. Bottle blocking mechanism, 331. Baffle, 332. Connecting arm, 34. Bottle falling slope, 341. Avoidance slot, 41. Fixed plate, 42. Base, 43. Second telescopic rod, 44. Bottle tray, 45. First telescopic member, 441. Tray. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be clearly and completely described below in conjunction with the drawings of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] See attached Figure 1-3 The present embodiment provides a liquefied gas filling vehicle, including a chassis vehicle 5, on which a carriage 1 is provided, in which a bottle storage mechanism 2 and an air charging mechanism 3 are sequentially provided from front to back, a bottle unloading mechanism 4 is provided below the bottle storage mechanism 2, a partition is provided between the bottle storage mechanism 2 and the bottle unloading mechanism 4, a compartment wall of the carriage 1 is provided with a first side door 11 and a second side door 12 at the bottle storage mechanism 2 and the bottle unloading mechanism 4, respectively, the first side door 11 and the second side door 12 are located on the same side of the carriage 1; the bottle storage mechanism 2 includes a bottle storage rack 21 fixed in the carriage 1, a group of storage slots 22 are respectively provided on both sides of the bottle storage rack 21, a consignment tray 23 that travels back and forth between the air charging mechanism 3 and the storage slot 22 is provided between the two groups of storage slots 22, a translation assembly 24 is connected to the consignment tray 23, the translation assembly 24 is connected to a lifting assembly 25, and the translation assembly 24 is arranged between the two groups of storage slots 22. Specifically, each group of storage slots 22 is provided with multiple layers of storage slots 22 , and the multiple layers of storage slots 22 are distributed along the height direction of the bottle storage rack 21 .

[0032] See attached Figure 4 The translation assembly 24 includes a horizontal lead screw 241 and a horizontal moving motor 242. The horizontal lead screw 241 is threadedly connected to the consignment tray 23. The horizontal moving motor 242 drives the horizontal lead screw 241 to rotate and drives the consignment tray 23 to move along the length direction of the horizontal lead screw 241. The horizontal lead screw 241 is located between the two groups of storage slots 22.

[0033] The lifting assembly 25 includes: two connecting rods 251, four lifting screws 252 and four lifting motors 253. One end of the horizontal screw 241 is rotatably connected to a connecting rod 251, and the other end is fixedly connected to another connecting rod 251 through a horizontal moving motor 242. The two ends of the connecting rod 251 are respectively threadedly connected to the lifting screw 252. The lifting motor 253 drives the lifting screw 252 to rotate, thereby driving the consignment tray 23 to move up and down. The lifting motor 253 is fixed on the partition of the carriage 1.

[0034] The bottle storage rack 21 includes four columns 211, each group of storage slots 22 is fixed on two columns 211, one end of the bottle storage rack 21 is close to the bottle storage mechanism 3, and the two groups of storage slots 22 close to the bottle storage mechanism 3 are arranged between the two columns 211. When the bottle is placed on the transport tray 23, the bottle passes through between the two columns 211.

[0035] See attached Figure 6 The bottle unloading mechanism 4 includes a fixed plate 41 slidably connected to the carriage 1, a base 42 is connected to the fixed plate 41, a second telescopic rod 43 is provided between the base 42 and the fixed plate 41 to drive the base 42 to move, a bottle tray 44 is installed on the upper end of the base 42, two first telescopic members 45 are provided between the bottle tray 44 and the base 42, the upper ends of the first telescopic members 45 are hinged to the bottom of the bottle tray 44, the bottle tray 44 includes a plurality of trays 441 that slide against each other, and the two first telescopic members 45 are distributed along the sliding direction of the trays 441. The pitch angle of the bottle tray 44 is adjusted by adjusting the extension height of the two first telescopic members 45, so that the gas cylinder can be better loaded into the bottle tray 44; and the bottle tray 44 can effectively prevent the gas cylinder from shaking during transportation.

[0036] The front and rear ends of the bottle tray 44 are respectively provided with a holder for limiting the movement of the bottle body, and a slot matching the bottleneck is provided on the holder. This arrangement can further prevent the gas cylinder from shaking during transportation.

[0037] Specifically, the first telescopic member 45 and the second telescopic member are both oil cylinders.

[0038] See attached Figure 5 The inflation mechanism 3 includes an inflation platform 31 and an operating platform 32. The operating platform 32 is arranged above the inflation platform 31. The upper end surface of the inflation platform 31 is inclined. The upper end surface of the inflation platform 31 is lower than the other side on the side close to the consignment tray 23. A bottle blocking mechanism 33 is arranged on the lower side of the inflation platform 31. The bottle blocking mechanism 33 enables the inflation mechanism 3 to better cooperate with the consignment tray 23, improves the automation degree of the liquefied gas filling vehicle, and improves the filling efficiency.

[0039] The bottle blocking mechanism 33 includes: a baffle 331 , a connecting arm 332 and a flip assembly. The baffle 331 is arranged above the inflation platform 31 , the connecting arm 332 is fixed between the baffle 331 and the flip assembly, and the connecting arm 332 and the flip assembly are arranged inside the inflation platform 31 .

[0040] An inclined bottle-dropping slope 34 is provided between the inflation platform 31 and the transport tray 23. The bottle-dropping slope 34 is provided with an avoidance groove 341 for the movement of the connecting arm 332. The transport tray 23 is provided at the lower side of the bottle-dropping slope 34. The baffle 331 flips downward and fits the upper end of the bottle-dropping slope 34. The gas cylinder rolls down along the bottle-dropping slope 34 and then rolls into the transport tray 23. The bottle-dropping slope 34 is provided to play a buffering role when the gas cylinder falls onto the bottle-dropping slope 34 and rolls into the transport tray 23 from the bottle-dropping slope 34.

[0041] A control panel for controlling the gas filling amount of the gas cylinder is provided on the operating table 32, which is convenient for users to fill the gas cylinder according to their own needs, especially suitable for people who stay at home for a short time.

[0042] A rear door 13 is provided at the rear of the carriage 1 . The rear door 13 is opened, and an empty gas cylinder is placed on the inflation table 31 . Then, an operator performs inflation operation on the operating table 32 .

[0043] A driving assembly is provided between the fixing plate 41 and the carriage 1 , and the fixing plate 41 is driven to slide in the carriage 1 by the driving assembly.

[0044] The present invention also provides an operating method, comprising the liquefied gas filling vehicle as described above, and further comprising the following steps:

[0045] Step 1: first open the rear door 13, place the gas cylinder on the inflation table 31, let the gas cylinder roll down to the inflation station, and then inflate the gas cylinder through the operating table 32. After inflation, the baffle 331 flips downward, and the gas cylinder rolls down to the bottle drop slope 34 along with the baffle 331 and then enters the consignment tray 23 to complete the inflation process.

[0046] Step 2: The translation assembly 24 and the lifting assembly 25 are started to send the transport tray 23 to the storage slot 22 on the bottle storage rack 21. The transport tray 23 descends and the gas cylinder is placed in the storage slot 22, completing the bottle storage process.

[0047] Step three: Open the first side door 11 and the second side door 12, the bottle tray 44 slides back and forth along the carriage 1, and then moves to the gas cylinder on the bottle storage rack 21 under the action of the first telescopic member 45 and the second telescopic member, and the gas cylinder is loaded into the bottle tray 44 under the sliding of the tray 441 and the joint action of the first telescopic member 45, and then the bottle tray 44 transports the gas cylinder to the outside of the carriage 1 to be transported away by the operator or user.

[0048] The liquefied gas filling vehicle of the present invention has a compact structure and can be inflated in the carriage 1. After the inflation is completed, the gas cylinder can be automatically stored on the bottle storage rack 21. When needed, the gas cylinder can be unloaded from the bottle storage rack 21 through the bottle unloading mechanism 4. The whole process has a high degree of automation, less manual participation, and high safety. Secondly, the carriage 1 structure is adopted, which has good maneuverability and can better meet the gas needs of users.

[0049] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A liquefied gas filling vehicle, characterized in that: The invention also provides a method for disassembling and unloading the bottle, and a method for disassembling and unloading the bottle, wherein the bottle storage mechanism is provided at the bottom of the bottle storage mechanism, and the bottle storage mechanism and the bottle unloading mechanism are provided at the bottom of the bottle storage mechanism, respectively. The bottle storage mechanism comprises a bottle storage rack fixed in the compartment, and a group of storage slots are provided on both sides of the bottle storage rack, and a consignment tray which moves back and forth between the inflatable mechanism and the storage slot is provided between the two groups of storage slots, and a translation assembly is connected to the consignment tray, and the translation assembly is connected to the lifting assembly, and the translation assembly is arranged between the two groups of storage slots; the translation assembly comprises a horizontal lead screw and a horizontal moving motor, and the horizontal lead screw is threadedly connected to the consignment tray, and the horizontal moving motor drives the horizontal lead screw to rotate and drive the consignment tray to move along the length direction of the horizontal lead screw, and the horizontal lead screw is located between the two groups of storage slots; the lifting assembly comprises: two connecting rods A connecting rod, four lifting screws and four lifting motors, one end of the horizontal screw is rotatably connected to a connecting rod, and the other end is fixedly connected to another connecting rod through a horizontal moving motor, both ends of the connecting rod are respectively threadedly connected to the lifting screws, the lifting motor drives the lifting screws to rotate, and the lifting motor is fixed in the carriage; the bottle storage rack includes four columns, each group of storage slots is fixed on two columns, one end of the bottle storage rack is close to the bottle storage mechanism, and the two groups of storage slots close to the bottle storage mechanism are arranged between the two columns; the inflation mechanism includes an inflation platform and an operating platform, the operating platform is arranged above the inflation platform, the upper end surface of the inflation platform is inclined, the upper end surface of the inflation platform close to the consignment tray is lower than the other side, and a bottle blocking mechanism is arranged on the lower side of the inflation platform; an inclined bottle falling slope is arranged between the inflation platform and the consignment tray, the bottle falling slope is provided with an avoidance groove for the movement of the connecting arm, and the consignment tray is arranged on the lower side of the bottle falling slope.

2. The liquefied gas filling vehicle according to claim 1, characterized in that: The bottle unloading mechanism includes a fixed plate slidably connected to the carriage, a base is connected to the fixed plate, a second telescopic rod for driving the base to move is provided between the base and the fixed plate, a bottle supporting tray is installed on the upper end of the base, two first telescopic members are provided between the bottle supporting tray and the base, the upper end of the first telescopic members is hinged to the bottom of the bottle supporting tray, the bottle supporting tray includes a plurality of trays that slide with each other, and the two first telescopic members are distributed along the sliding direction of the tray.

3. The liquefied gas filling vehicle according to claim 2, characterized in that: The bottle blocking mechanism comprises: a baffle, a connecting arm and a flip assembly, wherein the baffle is arranged above the inflation platform, the connecting arm is fixed between the baffle and the flip assembly, and the connecting arm and the flip assembly are arranged inside the inflation platform.

4. The liquefied gas filling vehicle according to claim 3, characterized in that: A control panel for controlling the gas filling amount of the gas cylinder is arranged on the operating table.

5. An operating method, characterized in that: The method comprises the liquefied gas filling vehicle according to any one of claims 1 to 4, further comprising the following steps: S1: Inflation, open the rear door of the vehicle, place the gas cylinder on the inflation table, let the gas cylinder roll down to the inflation station, and then inflate the gas cylinder through the operating table. After inflation, the baffle will turn down first, and the gas cylinder will roll down to the bottle drop slope with the baffle and then enter the consignment tray; S2: Bottle storage, the transport tray moves along the length direction of the vehicle and moves up and down to deliver the gas cylinder to the storage slot on the bottle storage rack, the transport tray descends, and the gas cylinder is placed in the storage slot; S3: Unloading bottles, opening the first side door and the second side door, the bottle tray slides along the length direction of the vehicle, and then moves to the gas cylinder on the bottle storage rack under the action of the first telescopic member and the second telescopic member, and the gas cylinder is loaded into the bottle tray under the sliding of the tray and the joint action of the first telescopic member, and then the bottle tray transports the gas cylinder to the outside of the car to be transported away by the operator or user.

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