CN216636294U

CN216636294U - Automobile-used guard circle of LNG with locking function

Info

Publication number: CN216636294U
Application number: CN202123144499.8U
Authority: CN
Inventors: 田浩辰; 田建华
Original assignee: Zhangjiagang Jinhua Bus Accessories Manufacturing Co ltd
Current assignee: Zhangjiagang Jinhua Bus Accessories Manufacturing Co ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-05-31
Anticipated expiration: 2031-12-15

Abstract

The utility model discloses an LNG vehicle protection ring with a locking function, which comprises a main body, wherein a supporting frame is arranged at the bottom end of the main body, a cover plate is hinged to one end of the bottom of the supporting frame, locking structures are arranged on two sides of the inner part of the cover plate, and each locking structure comprises a movable rod. According to the utility model, the locking structure is arranged, when the device is used, the movable rod can be driven by rotating the handle to rotate in the cover plate and the fixed block, the clamping block can be driven to rotate, when the clamping block rotates to coincide with the reserved groove, the handle is pulled towards one end to drive the clamping block to be separated from the inside of the reserved groove, and then the cover plate can be opened.

Description

Automobile-used guard circle of LNG with locking function

Technical Field

The utility model relates to the technical field of liquefied gas transportation, in particular to a protective ring with a locking function for an LNG vehicle.

Background

With the continuous development of society, the environmental protection theory has been widely advocated by society, the main component of liquefied natural gas is methane, which is known as the cleanest fossil energy on the earth, liquefied natural gas has the characteristics of no color, no odor, no toxicity, no corrosiveness and the like, liquefied natural gas is referred to as LNG for short, and a liquefied natural gas transport vehicle is referred to as an LNG vehicle for short, and because of the light flexibility and the economical efficiency, the liquefied natural gas is used as the most main tool for land transportation of liquefied natural gas, and a protective ring for the LNG vehicle needs to be installed on the LNG vehicle, but the existing protective ring for the LNG vehicle with a locking function has many problems or defects:

traditional automobile-used guard circle of LNG, in the use, locking mode is comparatively stable inadequately, can produce not hard up because of exogenic action after the locking, and the possibility of unexpected opening is higher, has the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a protective ring for an LNG vehicle with a locking function, and the protective ring is used for solving the problem that the locking mode proposed in the background technology is not stable enough.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a guard circle for LNG car with locking function, includes the main part, the carriage is installed to the bottom of main part, and the one end of carriage bottom articulates there is the apron, the inside both sides of apron all are provided with the locking structure, the locking structure includes the movable rod, the equal movable mounting of movable rod is in the inside both sides of apron, the handle is all installed to the one end of movable rod, the fixture block is all installed to the other end of movable rod, the externally mounted of movable rod has the fixed block, and the inside of fixed block all is provided with the preformed groove, the top of fixed block and the bottom fixed connection of main part, the inside of main part is provided with the air vent, the inside of main part evenly is provided with the through-hole, and the outside of through-hole all is provided with auxiliary structure.

Preferably, the movable rods are equal in length and are symmetrically distributed about the central axis of the cover plate.

Preferably, the handles are equal in size and are symmetrically distributed about the central axis of the cover plate.

Preferably, the top and the bottom of fixed block one end all are provided with the preformed hole, the bolt is all installed to the top and the bottom of fixture block one end, the external diameter of bolt all is less than the internal diameter of preformed hole, bolt and preformed hole constitute grafting structure.

Preferably, the through holes are provided with three groups, and the sizes of the through holes are equal.

Preferably, the auxiliary structure includes articulated seat, articulated seat all sets up the bottom at the through-hole, the top of articulated seat all articulates there is flip, and flip's top all installs the movable block, the stopper is all installed to the one end of movable block, and the outside of stopper all is provided with the spacing groove, the spacing groove all sets up inside the main part.

Preferably, the both sides of stopper all set up the draw-in groove, the inside bilateral symmetry in top of spacing groove is provided with the lug, and the lug cooperatees with the draw-in groove and forms the block structure.

Compared with the prior art, the utility model has the beneficial effects that: this automobile-used guard circle of LNG with locking function is rational in infrastructure, has following advantage:

(1) the locking structure is arranged, the handle is pushed towards one end, the bolt at one end of the clamping block is separated from the inside of the reserved hole at one end of the fixing block, the movable rod is driven by the rotating handle to rotate in the cover plate and the inside of the fixing block, the clamping block can be driven to rotate along with the movable rod, when the clamping block rotates to coincide with the reserved groove, the clamping block can be driven by the handle pulled towards one end to separate the clamping block from the inside of the reserved groove, the cover plate can be opened for maintenance and repair, when the clamping block and the reserved groove are closed, the clamping block and the reserved groove are in a vertical state, the handle is pulled towards one end, the bolt at one end of the clamping block is driven to be clamped in the reserved hole at one end of the fixing block, the handle can be limited to prevent the handle from rotating randomly, the locking loosening phenomenon caused by the handle rotating unintentionally can be avoided, the clamping block is difficult to rotate to coincide with the reserved groove, and the probability of automatic opening is smaller compared with the traditional mode, the locking mode of the device is upgraded, the probability of automatic opening of the cover plate is reduced, and the locking effect is better and safer in use;

(2) through being provided with auxiliary structure, flip protects the inside valve of through-hole, when needs are controlled the valve, slide the movable block to one side, can drive flip along with the stopper slides around the inside that articulated seat is in the spacing groove, thereupon alright open flip and control the inside valve of through-hole, the spacing groove is spacing to the stopper, the both sides of stopper all set up the draw-in groove, the inside bilateral symmetry in top of spacing groove is provided with the lug, and the lug cooperatees with the draw-in groove and forms block structure, make its stability better, prevent that flip from breaking with the fingers and thumb the phenomenon that produces the damage to one end at the pivoted in-process, improve the stability that flip removed, improve its life, thereby it is spacing to the flip to have realized the device, thereby prevent that flip operation is unstable to lead to appearing producing cracked phenomenon between articulated seat and the flip.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a partial side sectional view of the locking structure of the present invention;

fig. 5 is a partial perspective view of the auxiliary structure of the present invention.

In the figure: 1. a main body; 2. a cover plate; 3. a locking structure; 301. a movable rod; 302. a handle; 303. a fixed block; 304. a clamping block; 305. reserving a groove; 4. a through hole; 5. a vent hole; 6. an auxiliary structure; 601. a limiting groove; 602. a cover is turned; 603. a hinged seat; 604. a moving block; 605. a limiting block; 7. and (4) supporting the frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: a protective ring with a locking function for an LNG vehicle comprises a main body 1, wherein a supporting frame 7 is installed at the bottom end of the main body 1, a cover plate 2 is hinged to one end of the bottom of the supporting frame 7, locking structures 3 are arranged on two sides inside the cover plate 2, each locking structure 3 comprises a movable rod 301, the movable rods 301 are movably installed on two sides inside the cover plate 2, handles 302 are installed at one ends of the movable rods 301, clamping blocks 304 are installed at the other ends of the movable rods 301, fixing blocks 303 are installed outside the movable rods 301, reserved grooves 305 are formed inside the fixing blocks 303, the top ends of the fixing blocks 303 are fixedly connected with the bottom end of the main body 1, the lengths of the movable rods 301 are equal, the movable rods 301 are symmetrically distributed about the central axis of the cover plate 2, the sizes of the handles 302 are equal, the handles 302 are symmetrically distributed about the central axis of the cover plate 2, and reserved holes are formed in the top and the bottom of one end of the fixing blocks 303, the top and the bottom of one end of the fixture block 304 are both provided with a plug pin, the outer diameter of each plug pin is smaller than the inner diameter of the preformed hole, and the plug pins and the preformed holes form a plug-in structure, so that the locking mode is convenient and stable;

the main body 1 is installed, the handle 302 is pushed to one end, the plug pin at one end of the fixture block 304 is separated from the inside of the reserved hole at one end of the fixing block 303, the movable rod 301 is driven to rotate inside the cover plate 2 and the fixing block 303 by rotating the handle 302, then the fixture block 304 can be driven to rotate, when the fixture block 304 rotates to coincide with the reserved groove 305, the handle 302 is pulled to one end to drive the fixture block 304 to be separated from the inside of the reserved groove 305, the cover plate 2 can be opened for maintenance and repair, when the fixture block 304 and the reserved groove 305 are in a vertical state during closing, the handle 302 is pulled to one end to drive the plug pin at one end of the fixture block 304 to be clamped inside the reserved hole at one end of the fixing block 303, the handle 302 can be limited, the handle 302 can be prevented from rotating randomly, the structure can avoid the phenomenon of locking loosening caused by the handle 302 being rotated inadvertently, and the fixture block 304 is difficult to rotate to coincide with the reserved groove 305 under the unintentional condition, compared with the traditional mode, the automatic opening probability is lower;

vent holes 5 are formed in the main body 1, through holes 4 are uniformly formed in the main body 1, three groups of through holes 4 are formed in the through holes 4, the through holes 4 are equal in size, auxiliary structures 6 are arranged outside the through holes 4, each auxiliary structure 6 comprises a hinge seat 603, the hinge seats 603 are arranged at the bottom end of the corresponding through hole 4, flip covers 602 are hinged to the top ends of the hinge seats 603, moving blocks 604 are mounted at the top ends of the flip covers 602, limiting blocks 605 are mounted at one ends of the moving blocks 604, limiting grooves 601 are formed in the outer portions of the limiting blocks 605, the outer portions of the limiting grooves 601 are arranged in the main body 1, clamping grooves are formed in the two sides of each limiting block 605, protruding blocks are symmetrically arranged in the inner portions of the top ends of the limiting grooves 601, and the protruding blocks and the clamping grooves are matched to form a clamping structure, so that the limiting is more stable and convenient to limit;

when the valve in the through hole 4 needs to be controlled, the moving block 604 slides to one side, the moving block 604 can drive the flip 602 to slide along with the limiting block 605 around the hinge seat 603 inside of the limiting groove 601, and then the flip 602 can be opened to control the valve in the through hole 4, the limiting groove 601 limits the limiting block 605, and the phenomenon that the flip 602 is not stable enough to operate to one end in the rotating process to cause damage and fracture is prevented.

The working principle is as follows: when in use, firstly, the main body 1 and the LNG cryogenic liquid tank car are fixedly installed, the handle 302 is pushed towards one end, the bolt at one end of the fixture block 304 is separated from the inside of the reserved hole at one end of the fixing block 303, the movable rod 301 is driven to rotate inside the cover plate 2 and the fixing block 303 by rotating the handle 302, then the fixture block 304 can be driven to rotate, when the fixture block 304 rotates to coincide with the reserved groove 305, the handle 302 is pulled towards one end to drive the fixture block 304 to be separated from the inside of the reserved groove 305, the cover plate 2 can be opened for maintenance and repair, when the fixture block 304 and the reserved groove 305 are closed, the handle 302 is pulled towards one end to drive the bolt at one end of the fixture block 304 to be clamped inside the reserved hole at one end of the fixing block 303, the handle 302 can be limited, the handle can be prevented from rotating randomly, the structure can avoid the locking loosening phenomenon caused by the handle 302 being rotated inadvertently, the clamping block 304 is difficult to rotate to be overlapped with the reserved groove 305 in an unintentional situation, and the probability of automatic opening is small compared with the traditional mode;

secondly, when the valve inside the through hole 4 needs to be controlled, the moving block 604 slides to one side, the moving block 604 can drive the flip 602 to slide along with the limiting block 605 around the hinge seat 603 inside the limiting groove 601, then the flip 602 can be opened to control the valve inside the through hole 4, the limiting groove 601 limits the limiting block 605, the two sides of the limiting block 605 are provided with clamping grooves, the two sides inside the top end of the limiting groove 601 are symmetrically provided with convex blocks, and the convex blocks and the clamping grooves are matched to form a clamping structure, so that the flip 602 is more stable and convenient to limit, and the phenomenon that the flip 602 is not stable enough to operate to one end to cause damage and fracture in the rotating process is prevented.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a guard circle for LNG car with locking function, includes main part (1), its characterized in that: the bottom of main part (1) is installed and is propped up frame (7), and the one end of propping up frame (7) bottom articulates there is apron (2), the inside both sides of apron (2) all are provided with locking structure (3), locking structure (3) include movable rod (301), the equal movable mounting of movable rod (301) is in the inside both sides of apron (2), handle (302) are all installed to the one end of movable rod (301), fixture block (304) are all installed to the other end of movable rod (301), the externally mounted of movable rod (301) has fixed block (303), and the inside of fixed block (303) all is provided with preformed groove (305), the top of fixed block (303) and the bottom fixed connection of main part (1), the inside of main part (1) is provided with air vent (5), the inside of main part (1) evenly is provided with through-hole (4), and auxiliary structures (6) are arranged outside the through holes (4).

2. The LNG vehicular protection ring provided with the locking function according to claim 1, wherein: the length of the movable rods (301) is equal, and the movable rods (301) are symmetrically distributed relative to the central axis of the cover plate (2).

3. The LNG vehicular protection ring provided with the locking function according to claim 1, wherein: the handles (302) are equal in size, and the handles (302) are symmetrically distributed around the central axis of the cover plate (2).

4. The LNG vehicular protection ring provided with the locking function according to claim 1, wherein: the top and the bottom of fixed block (303) one end all are provided with the preformed hole, the bolt is all installed to the top and the bottom of fixture block (304) one end, the external diameter of bolt all is less than the internal diameter of preformed hole, bolt and preformed hole constitute grafting structure.

5. The LNG vehicular protection ring provided with the locking function according to claim 1, wherein: three groups of through holes (4) are arranged, and the sizes of the through holes (4) are equal.

6. The LNG vehicular protection ring provided with the locking function according to claim 1, wherein: auxiliary structure (6) are including articulated seat (603), articulated seat (603) all set up the bottom at through-hole (4), the top of articulated seat (603) all articulates there is flip (602), and flip's (602) top all installs movable block (604), stopper (605) are all installed to the one end of movable block (604), and the outside of stopper (605) all is provided with spacing groove (601), spacing groove (601) all set up inside main part (1).

7. The LNG vehicular protection ring provided with the locking function according to claim 6, wherein: the two sides of the limiting block (605) are provided with clamping grooves, the two sides inside the top end of the limiting groove (601) are symmetrically provided with protruding blocks, and the protruding blocks and the clamping grooves are matched to form a clamping structure.