CN218430848U

CN218430848U - Truck oil tank pipe orifice anti-theft assembly

Info

Publication number: CN218430848U
Application number: CN202222899769.4U
Authority: CN
Inventors: 璐洋
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-02-03
Anticipated expiration: 2032-11-01

Abstract

An anti-theft component for a truck oil tank pipe orifice comprises an oil tank cover pipe orifice fixedly connected with an oil storage tank, wherein an oil tank cover is connected to the oil tank cover pipe orifice, and an anti-prying protective ring is fixed on the outer wall of the oil tank cover pipe orifice; when the oil tank cover is completely connected with the pipe orifice of the oil tank cover, the upper edge of the anti-prying retainer is just in contact with the lower edge of the oil tank cover; the outer diameter of the anti-prying retainer is larger than that of the fuel tank cover. The utility model provides a theftproof subassembly prevents that violence from prizing open the fuel tank cap, simultaneously, also is difficult to adopt prior art instrument to explain the lock core, realizes duplicate protection.

Description

Truck oil tank pipe orifice anti-theft assembly

Technical Field

The utility model belongs to the technical field of the theftproof of freight train oil tank, concretely relates to freight train oil tank mouth of pipe theftproof subassembly.

Background

The oil tank of the long-distance transport large truck is externally arranged on the side surface of the truck body. The oil tank filling circular pipe opening is welded on the upper arc surface of the outer side of the oil tank in an inclined mode, and an oil tank cover is sleeved on the oil tank pipe opening. The safety of fuel stored in the fuel tank mainly depends on the protection function of the fuel tank cover. At present, the traditional oil tank cover mainly comprises a metal shell, a screwing clamping piece, a transverse locking plate, a mechanical lock core and a rubber sealing ring, wherein the lock core is embedded in the center or a side arc circular surface part of the oil tank cover, an oil tank pipe orifice structure of the oil tank cover device is that an outer arc surface is smooth, three notches are arranged in a port, the inner walls of the notches are provided with slope surfaces and blocking walls, the three clamping pieces on the oil tank cover are arranged in a filling circular pipe through the three notches of the port of the filling circular pipe, and the oil tank cover is screwed under the action of the slope surfaces in the filling circular pipe. The opening and the locking are realized by rotating the key and changing the telescopic state of the transverse locking plate in the oil tank cover.

At present, a fuel tank cover is generally sleeved on a round pipe port, and then a padlock is additionally arranged to prevent theft. The mode has poor anti-theft effect, the lock core is easy to be cracked by technical tools, the padlock and the oil tank lock are damaged, and even the oil tank cover can be violently pried open by the hinge and the cover opener.

Disclosure of Invention

The utility model aims at providing a freight train oil tank mouth of pipe theftproof subassembly prevents that violence from prizing the fuel tank cap, simultaneously, also is difficult to adopt prior art instrument to explain the lock core, realizes duplicate protection.

The utility model adopts the technical proposal that:

a truck fuel tank pipe orifice anti-theft component comprises a fuel tank cover pipe orifice fixedly connected with a fuel tank, a fuel tank cover is connected on the fuel tank cover pipe orifice, and an anti-prying protective ring is fixed on the outer wall of the fuel tank cover pipe orifice; when the oil tank cover is completely connected with the pipe orifice of the oil tank cover, the upper edge of the anti-prying retainer is just in contact with the lower edge of the oil tank cover; the outer diameter of the anti-prying retainer is larger than that of the fuel tank cover.

After fixing the pick-proof protective ring on the fuel tank cap mouth of pipe, after the fuel tank cap is connected on the fuel tank cap mouth of pipe completely, owing to fix pick-proof protective ring on the fuel tank cap mouth of pipe and wrap the fuel tank cap lower limb completely for violence sled instrument does not hang the place of drawing, also is difficult to open the fuel tank cap through violence sled mode.

Furthermore, an anti-theft leakage net is arranged in the pipe orifice of the oil tank cover.

By arranging the anti-theft leakage net, even if the oil tank cover is damaged, a pipe for pumping oil cannot be put into the oil storage tank, so that fuel oil cannot be stolen.

Furthermore, the anti-theft leakage net is integrally in a frustum shape, and the depth of the anti-theft leakage net exceeds 5cm.

Deeper depth, preventing splashing during refueling, having small refueling resistance and higher strength, preventing violent damage

Further, the oil tank cover comprises a cover body, the lower end face of the cover body is provided with an outer wall and a cylindrical cavity in the middle, a coded lock is arranged in the cavity, and three clamping plates are uniformly arranged on the side wall of the cavity; three L-shaped screwing clamping strips are arranged on the inner wall of the pipe orifice of the oil tank cover; the coded lock comprises a locking telescopic shaft, and the locking telescopic shaft penetrates through the side wall of the cavity and is matched with the L-shaped screwing clamping strip.

After the oil is added, the clamping plate on the cavity of the oil tank cover is aligned to a neutral position between the two L-shaped screwing clamping strips, moves downwards and rotates, so that the clamping plate is screwed into the L-shaped screwing clamping strips and is screwed tightly, the coded lock is triggered, the locking telescopic shaft penetrates out and clamps one end of the L-shaped screwing clamping strip, and the locking process is completed. When the fuel tank cover is to be opened, the fuel tank cover needs to rotate reversely, but the locking telescopic shaft is blocked at one end of the L-shaped screwing clamping strip, and the locking telescopic shaft can be retracted only by opening the coded lock, so that the anti-theft purpose is realized.

Furthermore, the inner side of the outer wall is provided with threads, correspondingly, the outer wall of the pipe orifice of the oil tank cover is provided with matched threads, and meanwhile, the lower end face of the cover body between the outer wall and the cavity is provided with a sealing rubber pad.

Set up the screw thread, consolidate oil tank cap and the orificial connection of oil tank cap on the one hand, on the other hand cooperates sealing rubber pad, realizes the sealed of oil tank.

Furthermore, the coded lock comprises a shaft seat fixed on the inner side of the side wall of the cavity, the locking telescopic shaft is arranged in the shaft seat in a sliding manner, four control gear sleeves which are connected end to end are sleeved on the locking telescopic shaft, and a rotating disc is arranged on the outer side of each control gear sleeve; the locking telescopic shaft is provided with four bosses which are arranged in a straight line along the axial direction, external teeth are arranged on the outer wall of the control gear sleeve, a rectangular notch is arranged on the inner wall of the control gear sleeve, the rectangular notch and the two external teeth are positioned on the same line, the size of the rectangular notch is matched with that of the bosses, ten splines are uniformly distributed on the inner circumference of the rotating disc, the size of a gap between every two adjacent splines is matched with that of the external teeth, ten arc-shaped notches are arranged on the outer circumference of the rotating disc, and the arc-shaped notches and the splines are in one-to-one correspondence;

a first spring is sleeved on one end, penetrating through the side wall of the cavity, of the locking telescopic shaft, the other end of the locking telescopic shaft is connected with a wedge-shaped locking button in a propping and sliding mode, the wedge-shaped locking button is simultaneously connected onto the cover body in a sliding mode, and a second spring is sleeved on the wedge-shaped locking button; the top of the cover body is an arc-shaped concave surface, and the four rotating discs and the wedge-shaped locking button all penetrate through the arc-shaped concave surface upwards;

positioning balls are arranged on two sides of the rotating disc, the positioning balls are connected with a third spring below the cover body, and part of the positioning balls are clamped in the arc-shaped notch; ten numbers from 0 to 9 are printed on the corresponding positions of the arc-shaped notches of the rotating disc in sequence, and an identification arrow is printed on the arc-shaped concave surface; and a tower-shaped spring is arranged outside the first control gear sleeve.

When the locking device is used, the four rotating disks are sequentially shifted, so that the set code numbers correspond to the identification arrows, and in the process, each rotating disk drives the control gear sleeve connected with the rotating disk to rotate, so that the rectangular gaps of the four control gear sleeves are arranged in a straight line, and the locking telescopic shaft with the four bosses arranged in a straight line can slide in the control gear sleeve; then, a wedge-shaped locking button is pressed, the inclined surface of the wedge-shaped locking button pushes the locking telescopic shaft to move horizontally and penetrate out of the side wall of the cavity, so that one end of the L-shaped screwing clamping strip is clamped, and after the locking telescopic shaft moves, the boss and the rectangular notch are staggered in the axial direction; and then, the password numbers are disordered, so that the rectangular gaps of the four control gear sleeves are not in the same straight line, and the locking telescopic shaft cannot be withdrawn, namely, the locking process is completed.

The four control gear sleeves are connected end to end, but can rotate independently. The rotating disc is acted by the cover body, and can only rotate but can not translate. When the password is modified, the bottom of the cavity is opened, the control gear sleeve is shifted by a tool such as a screwdriver and the like to be separated from the rotating disk along the axial direction, the control gear sleeve cannot block the rotating disk to rotate, the password is set by shifting the rotating disk, the control gear sleeve is loosened, and the control gear sleeve returns under the action of the tower-shaped spring.

Furthermore, an anti-lost chain is connected to the cover body.

The utility model has the advantages that:

the anti-prying protective ring is arranged on the outer wall of the opening of the fuel tank cover, so that the fuel tank cover cannot be opened in a violence prying way at a place where a violence prying tool is not hung; the anti-theft leakage net is arranged in the pipe orifice of the oil tank cover, so that even if the oil tank cover is damaged, a pipe for pumping oil cannot be put into the oil storage tank, and therefore, fuel oil cannot be stolen; the coded lock is arranged, so that the trouble of carrying a key is reduced, the opening and locking speeds are higher than those of the traditional lockset, and in addition, the oil tank cover with the coded lock is an external control internal locking structure, so that illegal damage can be effectively prevented; the lid outer wall inboard sets up the screw thread with the fuel tank cap mouth of pipe outside, combines the cooperation of L shape card strip of screwing and cardboard again, realizes the tight oil tank of dual lid.

Drawings

FIG. 1 is a cross-sectional view of the fuel tank cap of the present invention taken perpendicular to the locking telescopic shaft;

FIG. 2 is a cross-sectional view of the fuel tank cap of the present invention taken parallel to the locking telescopic shaft;

FIG. 3 is a front view of the fuel tank cap orifice of the present invention;

FIG. 4 is a perspective view of the fuel tank cap orifice of the present invention;

FIG. 5 is a bottom view of the fuel tank cap with the cavity bottom removed;

FIG. 6 is a top view of the fuel tank cap;

in the figure, 1, an oil storage tank, 2, a tank cover nozzle, 3, a tank cover, 301, a cover body, 302, an outer wall, 303, a cavity, 304, a clamping plate, 305, an L-shaped screwing clamping strip, 306, a sealing rubber pad, 4, a pick-proof guard ring, 5, an anti-theft leakage net, 6, a coded lock, 601, a locking telescopic shaft, 602, a shaft seat, 603, a control gear sleeve, 604, a rotating disk, 605, a boss, 606, external teeth, 607, a rectangular notch, 608, a spline, 609, an arc notch, 610, a first spring, 611, a wedge-shaped locking button, 612, a second spring, 613, a positioning ball, 614, a third spring, 615, a tower spring, S, threads, SS and an identification arrow are included.

Detailed Description

As shown in fig. 1-6, an anti-theft component for a truck fuel tank pipe orifice comprises a fuel tank cap pipe orifice 2 fixedly connected with a fuel tank 1, a fuel tank cap 3 connected to the fuel tank cap pipe orifice 2, and an anti-picking guard ring 4 fixed to the outer wall of the fuel tank cap pipe orifice 2; when the oil tank cover 3 is completely connected with the oil tank cover pipe orifice 2, the upper edge of the anti-prying guard ring 4 is just contacted with the lower edge of the oil tank cover 3; the outer diameter of the anti-prying retainer 4 is larger than that of the oil tank cover 3.

After the fixed pick-proof protective ring 4 on the fuel tank cap mouth of pipe 2, after fuel tank cap 3 connects on fuel tank cap mouth of pipe 2 completely, owing to fix pick-proof protective ring 4 on fuel tank cap mouth of pipe 2 and wrap 3 lower limb of fuel tank cap completely for violence sled instrument does not hang the place of drawing, also is difficult to open fuel tank cap 3 through violence sled mode.

An anti-theft leakage net 5 is arranged in the oil tank cover pipe orifice 2.

By providing the anti-theft leakage net 5, even if the fuel tank cap 3 is damaged, the pipe for pumping oil cannot be put into the fuel storage tank 1, and therefore fuel cannot be stolen.

The anti-theft leakage net 5 is integrally in a frustum shape and has the depth of 8cm.

Deeper depth, preventing splashing during refueling, small refueling resistance, higher strength and preventing violent damage

The oil tank cover 3 comprises a cover body 301, the lower end face of the cover body 301 is provided with an outer wall 302 and a cylindrical cavity 303 in the middle, a coded lock 6 is arranged in the cavity 303, and three clamping plates 304 are uniformly arranged on the side wall of the cavity 303; three L-shaped screwing clamping strips 305 are arranged on the inner wall of the oil tank cover pipe orifice 2; the coded lock 6 comprises a locking telescopic shaft 601, and the locking telescopic shaft 601 penetrates through the side wall of the cavity 303 and is matched with the L-shaped screwing clamping strip 305. An anti-lost chain is connected to the cover 301.

After the oil is added, the clamping plate 304 on the cavity 303 of the oil tank cover 3 is aligned to a neutral position between the two L-shaped screwing clamping strips 305, the oil tank cover moves downwards and rotates, so that the clamping plate 304 is screwed into the L-shaped screwing clamping strips 305 and screwed, the coded lock 6 is triggered, the telescopic shaft 601 is locked to penetrate out and clamp one end of the L-shaped screwing clamping strips 305, and the locking process is completed. When the fuel tank cap 3 needs to be opened, the fuel tank cap needs to rotate reversely, but the locking telescopic shaft 601 is blocked at one end of the L-shaped screwing clamping strip 305, and the locking telescopic shaft 601 can be withdrawn only by opening the coded lock 6, so that the anti-theft purpose is realized.

The inner side of the outer wall 302 is provided with a thread S, correspondingly, the outer wall of the tank cap orifice 2 is provided with a matching thread S, and meanwhile, the lower end face of the cap body 301 between the outer wall 302 and the cavity 303 is provided with a sealing rubber pad 306.

Set up screw thread S, on the one hand strengthen the connection of fuel tank cap 3 and fuel tank cap mouth of pipe 2, on the other hand, cooperation sealing rubber pad 306 realizes the sealed of oil tank.

The coded lock 6 comprises a shaft seat 602 fixed on the inner side of the side wall of the cavity 303, the locking telescopic shaft 601 is arranged in the shaft seat 602 in a sliding manner, four control gear sleeves 603 which are connected end to end are sleeved on the locking telescopic shaft 601, and a rotating disc 604 is arranged on the outer side of each control gear sleeve 603; four bosses 605 are arranged on the locking telescopic shaft 601 in a straight line along the axial direction, outer teeth 606 are arranged on the outer wall of the control gear sleeve 603, a rectangular notch 607 is arranged on the inner wall of the control gear sleeve 603, the rectangular notch 607 and the two outer teeth 606 are positioned on the same line, the size of the rectangular notch 607 is matched with that of the bosses 605, ten splines 608 are uniformly distributed on the inner circumference of the rotating disc 604, the size of a gap between the two adjacent splines 608 is matched with that of the outer teeth 606, ten arc notches 609 are arranged on the outer circumference of the rotating disc 604, and the arc notches 609 are in one-to-one correspondence with the positions of the splines 608; a first spring 610 is sleeved on one end of the locking telescopic shaft 601 penetrating through the side wall of the cavity 303, the other end of the locking telescopic shaft is connected with a wedge-shaped locking button 611 in an abutting and sliding manner, the wedge-shaped locking button 611 is simultaneously connected to the cover body 301 in a sliding manner, and a second spring 612 is sleeved on the wedge-shaped locking button 611; the top of the cover body 301 is an arc concave surface, and the four rotating discs 604 and the wedge-shaped locking button 611 both penetrate through the arc concave surface upwards; two sides of the rotating disc 604 are provided with positioning balls 613, the positioning balls 613 are connected with a third spring 614 below the cover body 301, and part of the positioning balls 613 are clamped in the arc-shaped notch 609; ten numbers ranging from 0 to 9 are printed in sequence at the corresponding positions of the arc-shaped notches 609 of the rotating disc 604, and an identification arrow SS is printed on the arc-shaped concave surface; a tower spring 615 is arranged outside the first control gear sleeve 603.

When the locking device is used, the four rotating disks 604 are sequentially shifted, so that the set password numbers correspond to the identification arrows, in the process, each rotating disk 604 drives the control gear sleeve 603 connected with the rotating disk to rotate, the rectangular notches 607 of the four control gear sleeves 603 are arranged in a straight line, and then the locking telescopic shaft 601 with the four bosses 605 arranged in a straight line can slide in the control gear sleeve 603; then, the wedge-shaped locking button 611 is pressed, the inclined surface of the wedge-shaped locking button 611 pushes the locking telescopic shaft 601 to move horizontally and penetrate out of the side wall of the cavity 303, so that one end of the L-shaped screwing clamping strip 305 is clamped, and after the locking telescopic shaft 601 moves, the boss 605 and the rectangular notch 607 are staggered in the axial direction; subsequently, the password number is scrambled, so that the rectangular notches 607 of the four control gear sleeves 603 are not aligned, and thus, the locking telescopic shaft 601 cannot be retracted, namely, the locking process is completed.

The four control gear sleeves 603 are connected end to end, but can rotate independently. The rotatable disk 604 is acted upon by the cover 301 and is only rotatable and not translatable. When the password is modified, the bottom of the cavity 303 is opened, the control gear sleeve 603 is shifted by a tool such as a screwdriver and the like to be separated from the rotating disk 604 along the axial direction, the control gear sleeve 603 cannot block the rotating disk 604 to rotate, the password is set by shifting the rotating disk 604, the control gear sleeve 603 is loosened, and the control gear sleeve is returned under the action of the tower-shaped spring 615.

Claims

1. An anti-theft component for a truck oil tank pipe orifice is characterized by comprising an oil tank cover pipe orifice (2) fixedly connected with an oil storage tank (1), wherein an oil tank cover (3) is connected to the oil tank cover pipe orifice (2), and an anti-prying protective ring (4) is fixed on the outer wall of the oil tank cover pipe orifice (2); when the oil tank cover (3) is completely connected with the oil tank cover pipe orifice (2), the upper edge of the anti-prying retainer (4) is just contacted with the lower edge of the oil tank cover (3); the outer diameter of the anti-prying retainer (4) is larger than that of the oil tank cover (3).

2. A tank neck antitheft assembly for trucks according to claim 1 wherein there is a burglar mesh (5) inside the tank cap neck (2).

3. A theft prevention assembly for a fuel tank nozzle of a freight car according to claim 2, wherein said anti-theft leakage net (5) is generally in the shape of a frustum of cone with a depth exceeding 5cm.

4. The anti-theft component for the nozzle of the fuel tank of the truck as claimed in claim 1, wherein the fuel tank cap (3) comprises a cap body (301), the lower end surface of the cap body (301) is provided with an outer wall (302) and a middle cylindrical cavity (303), a coded lock (6) is arranged in the cavity (303), and three clamping plates (304) are uniformly arranged on the side wall of the cavity (303); three L-shaped screwing clamping strips (305) are arranged on the inner wall of the oil tank cover pipe orifice (2); the coded lock (6) comprises a locking telescopic shaft (601), and the locking telescopic shaft (601) penetrates through the side wall of the cavity (303) and is matched with the L-shaped screwing clamping strip (305).

5. A theft protection assembly for the mouth of a tank neck of a freight vehicle according to claim 4, characterized in that the inner side of the outer wall (302) is provided with a screw thread (S), and correspondingly, the outer wall of the tank cap spout (2) is provided with a matching screw thread (S), and at the same time, a sealing rubber gasket (306) is provided on the lower end face of the cap body (301) between the outer wall (302) and the cavity (303).

6. The anti-theft component for the nozzle of the fuel tank of the freight car as claimed in claim 4, characterized in that the coded lock (6) comprises a shaft seat (602) fixed on the inner side of the side wall of the cavity (303), the locking telescopic shaft (601) is slidably arranged in the shaft seat (602), four control gear sleeves (603) connected end to end are sleeved on the locking telescopic shaft (601), and a rotating disc (604) is arranged on the outer side of each control gear sleeve (603); the locking telescopic shaft (601) is provided with four bosses (605), the four bosses (605) are arranged in a straight line along the axial direction, the outer wall of the control gear sleeve (603) is provided with external teeth (606), the inner wall of the control gear sleeve (603) is provided with rectangular notches (607), the rectangular notches (607) and the two external teeth (606) are positioned on the same line, the size of the rectangular notches (607) is matched with that of the bosses (605), ten splines (608) are uniformly distributed on the inner circumference of the rotating disc (604), the size of a gap between two adjacent splines (608) is matched with that of the external teeth (606), the outer circumference of the rotating disc (604) is provided with ten arc notches (609), and the arc notches (609) are in one-to-one correspondence with the positions of the splines (608);

one end of the locking telescopic shaft (601) penetrating through the side wall of the cavity (303) is sleeved with a first spring (610), the other end of the locking telescopic shaft is connected with a wedge-shaped locking button (611) in a propping and sliding manner, the wedge-shaped locking button (611) is simultaneously connected to the cover body (301) in a sliding manner, and a second spring (612) is sleeved on the wedge-shaped locking button (611); the top of the cover body (301) is an arc concave surface, and the four rotating discs (604) and the wedge-shaped locking button (611) both upwards penetrate through the arc concave surface;

positioning balls (613) are arranged on two sides of the rotating disc (604), the positioning balls (613) are connected with a third spring (614) below the cover body (301), and part of the positioning balls are clamped in the arc-shaped notch (609); ten numbers from 0 to 9 are printed on the corresponding positions of the arc-shaped notches (609) of the rotating disc (604) in sequence, and an identification arrow (SS) is printed on the arc-shaped concave surface; a tower-shaped spring (615) is arranged on the outer side of the first control gear sleeve (603).

7. A theft protection assembly for a filler neck of a cargo tank of a truck as claimed in claim 4, wherein an anti-lost chain is connected to the cover body (301).