CN219346215U

CN219346215U - Device based on LNG filling anti-drop

Info

Publication number: CN219346215U
Application number: CN202222518820.2U
Authority: CN
Inventors: 姚子东; 张洪; 罗京; 房历平; 罗浪
Original assignee: Chongqing Fujiang Energy Technology Co ltd
Current assignee: Chongqing Fujiang Energy Technology Co ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-07-14
Anticipated expiration: 2032-09-22

Abstract

The utility model relates to an LNG filling anti-drop device, which comprises a cabin, wherein a filling opening is arranged on the cabin, a lantern ring is fixed on the filling opening, connecting blocks are respectively fixed on the left side and the right side of the lantern ring, limiting rods are respectively hinged on the two groups of connecting blocks, through holes are respectively formed in the two groups of limiting rods, first bolts are respectively arranged on the two sides of a filling pipe, the two groups of first bolts respectively penetrate through the two groups of through holes to be in threaded connection with the filling pipe, two groups of fixing frames are respectively fixed below the filling opening, a mounting bracket is fixed on the right side of the fixing frame, a rotating rod is rotationally connected to the mounting bracket, two groups of threaded rods which are reversely arranged are arranged on the rotating rod, threaded blocks are respectively connected with threads on the two groups of threaded rods, connecting rods are respectively fixed above the two groups of threaded blocks, and the two groups of connecting rods respectively penetrate through the mounting bracket to be fixedly provided with a left half arc plate and a right half arc plate.

Description

Device based on LNG filling anti-drop

Technical Field

The utility model relates to the technical field of fluid handling equipment, in particular to an LNG filling anti-falling device.

Background

LNG (Liquefied Natural Gas ) is mainly composed of methane, is recognized as the cleanest fossil energy source on the earth, has the characteristics of no color, no smell, no toxicity and no corrosiveness, has the volume of about 1/625 of the volume of the same amount of gaseous natural gas, and has the mass of only about 45% of the volume of water.

In China, patent application number: CN202120888041.4 discloses an LNG filling station for a dual-fuel ship, which comprises a semi-closed cabin and an LNG filling inner pipe, wherein an outer pipe supporting device is installed on the deck of the cabin near the LNG filling pipe, and the outer pipe supporting device consists of a pair of upper rotating supports 6, a pair of lower rotating supports 7, a supporting saddle 8, a plurality of saddle rotating supports 9, a pair of hydraulic cylinders 10 and a pair of secondary connecting rods 11. The saddle that can receive and release through the design is used for supporting LNG and fills outer tube, is convenient for annotate the connection of outer tube before the filling LNG to support the outer tube in the filling in-process, effectively prevent to leak. The saddle can be retracted into the filling station after filling is completed; by placing the anti-drip tray below the joint of the LNG filling inner pipe, the possibly leaked low-temperature fuel is collected and subjected to heat exchange, the deck is prevented from being damaged, and meanwhile, explosion after expansion is avoided.

However, the device does not describe a specific connection structure of the LNG filling inner pipe and the semi-closed cabin opening, a port of the LNG filling inner pipe is not provided with a supporting device, deformation displacement of the filling pipe occurs due to impact of external force during filling, and the safety of the whole filling pipeline is affected.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model aims to provide an LNG filling anti-falling device for solving the technical problems in the background art.

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a device based on LNG filling anti-drop, includes the cabin, be provided with the filler neck on the cabin, be fixed with the lantern ring on the filler neck, the left and right sides of lantern ring is fixed with the connecting block respectively, articulated respectively on two sets of connecting blocks has the gag lever post, the through-hole has been seted up respectively on two sets of gag lever posts, the below of lantern ring is provided with the filling pipe, the both sides of filling pipe are provided with first bolt respectively, two sets of first bolts pass two sets of through-holes and filling pipe threaded connection respectively, the below of filler neck is fixed with two sets of mounts, the right side of mount is fixed with the installing support, the installing support internal rotation is connected with the bull stick, the left end of bull stick passes installing support axial fixity has the motor, be provided with two sets of threaded rods of reverse installation on the bull stick, threaded connection has the screw block respectively on two sets of screw blocks, the top of two sets of connecting rods pass the installing support and are fixed with left half arc template and right half arc template respectively.

Preferably, the inner wall of the filling pipe is fixedly connected with a ring-shaped plate, and an elastic sealing ring is arranged on the ring-shaped plate.

In any of the above schemes, preferably, a sliding rail capable of sliding along the left-right direction is arranged at the bottom of the mounting bracket, sliding rods are respectively fixed below the two groups of screw blocks, and the lower ends of the two groups of sliding rods are both in sliding connection with the sliding rail.

In any of the above schemes, it is preferable that the upper and lower parts of the left half arc plate are fixed with limiting plates, the upper and lower parts of the right half arc plate are fixed with mounting plates, the limiting plates are rotationally connected with second bolts, and the right ends of the second bolts penetrate through the mounting plates and are in threaded connection with nuts.

In any of the above schemes, preferably, a sliding groove is formed at the top of the mounting bracket, and the two groups of connecting rods can slide in the sliding groove respectively.

In any of the above schemes, preferably, elastic cushions are respectively arranged on the inner walls of the half arc-shaped plate and the right half arc-shaped plate.

In any of the above schemes, preferably, the fixing frame is a grid structure.

Compared with the prior art, the utility model has the advantages that:

according to the design of the limiting rod and the first bolt, the first bolt on the limiting rod is screwed on the filling pipe, so that the filling pipe can be installed on the filling port. The design of spiral shell piece, bull stick, left half arc template and right half arc template can make the bull stick rotate through starting motor to make two sets of spiral shell pieces drive left half arc template and right half arc template and remove and clip the filling pipe, play the supporting role to the filling pipe, through above-mentioned design, can prevent to fill the condition emergence that the pipe leads to droing or warp because of the impact force when filling.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an LNG-based anti-sloughing device according to the present utility model;

FIG. 2 is a schematic view of a fill port and fill tube connection;

FIG. 3 is a schematic view of the structure of the mounting bracket attached to each component;

FIG. 4 is a schematic view of the structure of a ring-shaped plate;

FIG. 5 is a schematic view of the structure of the elastic cushion.

The reference numerals in the figures illustrate:

1. a cabin; 2. a filler neck; 3. a collar; 4. a connecting block; 5. a limit rod; 6. a filling pipe; 7. a first bolt; 8. a fixing frame; 9. a mounting bracket; 10. a rotating rod; 11. a motor; 12. a threaded rod; 13. a screw block; 14. a connecting rod; 15. a left half arc-shaped plate; 16. a right half arc-shaped plate; 17. a ring-shaped plate; 18. an elastic sealing ring; 19. a slide rail; 20. a slide bar; 21. a limiting piece; 22. a mounting piece; 23. a second bolt; 24. a nut; 25. an elastic cushion pad; 26. and a sliding groove.

Description of the embodiments

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Examples

Referring to fig. 1 to 5, an LNG filling anti-drop device comprises a cabin 1, a filling port 2 is provided on the cabin 1, a collar 3 is fixed on the filling port 2, connection blocks 4 are respectively fixed on the left side and the right side of the collar 3, limit rods 5 are respectively hinged on the two groups of connection blocks 4, through holes are respectively formed in the two groups of limit rods 5, a filling pipe 6 is provided below the collar 3, first bolts 7 are respectively provided on two sides of the filling pipe 6, the two groups of first bolts 7 respectively penetrate through the two groups of through holes and are in threaded connection with the filling pipe 6, two groups of fixing frames 8 are fixed below the filling port 2, a mounting bracket 9 is fixed on the right side of the fixing frame 8, a rotating rod 10 is connected to the mounting bracket 9 in a rotating manner, a motor 11 is axially fixed on the left end of the rotating rod 10, two groups of threaded rods 12 are respectively in threaded connection with screw blocks 13, connecting rods 14 are respectively fixed above the two groups of screw blocks 13, and two groups of connecting rods 14 respectively are fixedly provided with left half-body and right half-body arc-shaped plates 16 through the mounting bracket 9.

In this embodiment, a ring-shaped plate 17 is fixedly connected to the inner wall of the filling tube 6, and an elastic sealing ring 18 is disposed on the ring-shaped plate 17. Through the design, when the filling pipe 6 is installed on the filling port 2, the elastic sealing ring 18 is attached to the filling port 2, and the elastic sealing ring 18 can prevent LNG from leaking.

In this embodiment, a sliding rail 19 that can slide along the left-right direction is disposed at the bottom of the mounting bracket 9, sliding rods 20 are respectively fixed below the two sets of screw blocks 13, and the lower ends of the two sets of sliding rods 20 are both slidably connected with the sliding rail 19. Through the design, when the two groups of screw blocks 13 move, the two groups of slide bars 20 can be driven to slide in the slide rails 19, so that the connecting rod 14 is supported.

In this embodiment, the upper and lower parts of the left half arc plate 15 are fixed with a limiting plate 21, the upper and lower parts of the right half arc plate 16 are fixed with a mounting plate 22, the limiting plate 21 is rotatably connected with a second bolt 23, and the right end of the second bolt 23 passes through the mounting plate 22 and is in threaded connection with a nut 24. Through the design, the second bolt 23 can connect the left half arc-shaped plate 15 and the right half arc-shaped plate 16, and has a supporting effect on the filling pipe 6.

In this embodiment, a chute 26 is formed at the top of the mounting bracket 9, and the two sets of connecting rods 14 can slide in the chute 26 respectively. The design of the chute 26 facilitates the movement of the two sets of connecting rods 14.

In this embodiment, elastic cushions 25 are respectively disposed on the inner walls of the left half arc-shaped plate 15 and the right half arc-shaped plate 16. The design of the elastic cushion 25 is convenient.

In this embodiment, the fixing frame 8 has a grid structure. The design of mount 8, when mount 8 receives external force effect, latticed can play the cushioning effect, prevents effectively that mount 8 from damaging, can play the supporting role to installing support 9 simultaneously.

The working process of the utility model is as follows:

the filling pipe 6 is sleeved on the filling opening 2, the elastic sealing ring 18 is attached to the filling opening 2, LNG leakage can be prevented by the elastic sealing ring 18, two groups of first bolts 7 are installed on the filling pipe 6, the filling pipe 6 is firmly installed, the starting motor 11 can drive the rotating rod 10 to rotate, two groups of screw blocks 13 move along with the rotating rod, the two groups of screw blocks 13 can drive the left half arc-shaped plate 15 and the right half arc-shaped plate 16 to approach the filling pipe 6 at the same time and clamp the filling pipe 6, the filling pipe 6 is supported, the two groups of slide bars 20 can be driven to slide in the slide rails 19 when the two groups of screw blocks 13 move, the connecting rod 14 is supported, and falling of the filling pipe 6 due to impact force during filling can be prevented through the operation.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. Device based on LNG filling anti-drop, including cabin (1), its characterized in that: be provided with filler (2) on cabin (1), be fixed with lantern ring (3) on filler (2), the left and right sides of lantern ring (3) is fixed with connecting block (4) respectively, articulated respectively on two sets of connecting blocks (4) have gag lever post (5), the through-hole has been seted up respectively on two sets of gag lever posts (5), the below of lantern ring (3) is provided with filling pipe (6), the both sides of filling pipe (6) are provided with first bolt (7) respectively, two sets of first bolts (7) pass two sets of through-holes and filling pipe (6) threaded connection respectively, the below of filler (2) is fixed with two sets of mount (8), the right side of mount (8) is fixed with installing support (9), the rotation of installing support (9) is connected with bull stick (10), the left end of bull stick (10) is passed installing support (9) axial fixity and is had motor (11), be provided with threaded rod (12) of two sets of reverse installations on bull stick (10), threaded connection has screw block (13) respectively on two sets of screw block (13) respectively, the top of two sets of screw block (13) is fixed with connecting rod (14) respectively and two sets of connecting rod (14) are half arc body (16) are passed respectively.

2. The LNG-based anti-sloughing device of claim 1, wherein: the inner wall of the filling pipe (6) is fixedly connected with a ring-shaped plate (17), and an elastic sealing ring (18) is arranged on the ring-shaped plate (17).

3. The LNG-based anti-sloughing device of claim 1, wherein: the bottom of the mounting bracket (9) is provided with a sliding rail (19) which can slide along the left-right direction, sliding rods (20) are respectively fixed below the two groups of screw blocks (13), and the lower ends of the two groups of sliding rods (20) are both in sliding connection with the sliding rail (19).

4. The LNG-based anti-sloughing device of claim 1, wherein: limiting plates (21) are fixed above and below the left half arc-shaped plate (15), mounting plates (22) are fixed above and below the right half arc-shaped plate (16), second bolts (23) are connected in a rotating mode to the limiting plates (21), and the right ends of the second bolts (23) penetrate through the mounting plates (22) and are connected with nuts (24) in a threaded mode.

5. The LNG-based anti-sloughing device of claim 1, wherein: a sliding groove (26) is formed in the top of the mounting bracket (9), and the two groups of connecting rods (14) can slide in the sliding groove (26) respectively.

6. The LNG-based anti-sloughing device of claim 1, wherein: elastic buffer pads (25) are respectively arranged on the inner walls of the left half arc-shaped plate (15) and the right half arc-shaped plate (16).

7. The LNG-based anti-sloughing device of claim 1, wherein: the fixing frame (8) is of a grid structure.