CN219077006U - Leakage-proof fuel tank cap of underground mine transport vehicle - Google Patents
Leakage-proof fuel tank cap of underground mine transport vehicle Download PDFInfo
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- CN219077006U CN219077006U CN202223174005.5U CN202223174005U CN219077006U CN 219077006 U CN219077006 U CN 219077006U CN 202223174005 U CN202223174005 U CN 202223174005U CN 219077006 U CN219077006 U CN 219077006U
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- sealing ring
- wall
- oil pipe
- cover plate
- sealing
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- 239000002828 fuel tank Substances 0.000 title claims description 18
- 238000007789 sealing Methods 0.000 claims abstract description 77
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 238000005065 mining Methods 0.000 claims 5
- 239000000446 fuel Substances 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 5
- 230000007246 mechanism Effects 0.000 abstract description 4
- 230000002093 peripheral effect Effects 0.000 description 7
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model discloses a leakage-proof oil tank cover of a mine underground transport vehicle, which comprises a cover plate and an oil pipe, wherein the bottom of the cover plate is connected with a first sealing ring, a second sealing ring and a third sealing ring through a fixing mechanism, the upper end of the oil pipe is provided with an annular groove, the outer wall and the inner wall of the second sealing ring are both fixed with sealing rings propped against the inner wall of the annular groove, the outer wall of the oil pipe is provided with external threads, the fixing mechanism comprises a plurality of fixing bolts which are connected with the inside of the cover plate in a penetrating and rotating way, and the upper ends of the first sealing ring, the second sealing ring and the third sealing ring are all provided with a plurality of thread grooves. In this device, utilize the sealed face of three that first sealing ring and oil pipe, second sealing ring and ring channel, third sealing ring and stopper formed, can make the sealed effect of oil tank better, can avoid the fuel to volatilize the back revealing, slowed down the waste of fuel, stopped the potential safety hazard, combined the effect of sealing washer, can further increase sealing performance.
Description
Technical Field
The utility model relates to the technical field of vehicle transportation safety, in particular to a leakage-proof fuel tank cover of a mine underground transport vehicle.
Background
The fuel required by the operation of the internal combustion engine is stored in the fuel tank, a fuel filler is arranged on the fuel tank for supplementing the fuel to the fuel tank, and a fuel tank cover is arranged at the fuel inlet pipe for avoiding fuel waste caused by fuel leakage or volatilization in the fuel tank; the existing fuel tank cover and the fuel inlet pipe are generally provided with only one sealing surface, so that fuel in the fuel tank can easily pass through the sealing surface between the fuel tank cover and the fuel inlet pipe after volatilizing, and fuel leakage is caused, so that not only is fuel wasted, but also potential safety hazards are caused, and therefore, the leakage-proof fuel tank cover of the underground mine transport vehicle with better sealing performance is needed to be designed.
Disclosure of Invention
The utility model aims to solve the defect of poor sealing property in the prior art, and provides a leakage-proof fuel tank cover of a mine underground transport vehicle.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a mine underground transportation vehicle anti-leakage fuel tank cap, includes apron and oil pipe, the bottom of apron is connected with first sealing ring, second sealing ring and third sealing ring through fixed establishment, the ring channel has been seted up to oil pipe's upper end, the outer wall and the inner wall of second sealing ring all are fixed with the sealing washer that offsets with the ring channel inner wall, oil pipe's outer wall is provided with the external screw thread, fixed establishment includes and is connected with a plurality of fixing bolt with the inside running through of apron, a plurality of thread grooves have all been seted up to the upper end of first sealing ring, second sealing ring and third sealing ring, a plurality of fixing bolt and a plurality of thread grooves one-to-one, oil pipe's outer wall is fixed with the stopper, apron bottom and stopper upper end are provided with stop device jointly.
Preferably, the annular groove corresponds to the second sealing ring, the first sealing ring abuts against the inner wall of the oil pipe, and the third sealing ring abuts against the inner wall of the limiting block.
Preferably, an external thread is arranged outside the oil pipe, and the external thread corresponds to the cover plate.
Preferably, the limiting device comprises a plurality of sliding grooves formed in the upper end of the limiting block, each sliding groove is provided with a limiting column in a sliding connection mode, and the bottom of each limiting column is connected with the inner bottom of each sliding groove through a connecting spring.
Preferably, the inner wall of the cover plate is slidably connected with a horizontal plate, the bottom of the horizontal plate is connected with the inner bottom of the cover plate through a plurality of supporting springs, and a plurality of cylindrical blocks are fixed at the bottom of the horizontal plate.
Preferably, a plurality of through grooves are formed in the inner bottom of the cover plate in a penetrating mode, the through grooves correspond to the cylindrical blocks one by one, and the diameters of the through grooves are the same as that of the limiting columns.
Compared with the prior art, the utility model has the advantages that:
1. in the device, the first sealing ring and the oil pipe, the second sealing ring and the annular groove, and the third sealing ring and the limiting block form three sealing surfaces, so that the sealing effect of the oil tank is better, the leakage of fuel after volatilization can be avoided, the waste of the fuel is reduced, the potential safety hazard is avoided, and the sealing performance can be further improved by combining the functions of the sealing rings;
2. in this device, through setting up stop device, can utilize a plurality of spacing posts that can go deep into the logical inslot portion, can realize the spacing to the apron, combine the apron to be connected with the outside external screw thread of oil pipe, can realize the stable connection to apron and oil pipe, make things convenient for the stable installation of oil tank and case lid to connect and use.
Drawings
FIG. 1 is a schematic diagram of a leakage-proof fuel tank cap of a mine underground transport vehicle;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a top cross-sectional view of an annular groove portion in a leak-proof fuel tank cap of a mine underground transportation vehicle;
fig. 4 is a top view of the inside of a cover plate in a leakage-proof fuel tank cap of a mine underground transportation vehicle.
In the figure: 1 apron, 2 oil pipe, 3 first sealing ring, 4 second sealing ring, 5 third sealing ring, 6 ring channel, 7 sealing ring, 8 external screw thread, 9 screw thread groove, 10 fixing bolt, 11 stopper, 12 sliding groove, 13 spacing post, 14 connecting spring, 15 logical groove, 16 horizontal plate, 17 supporting spring, 18 cylindricality piece.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, a leakage-proof oil tank cover of a mine underground transport vehicle comprises a cover plate 1 and an oil pipe 2, wherein the oil pipe 2 is communicated with the inside of an oil tank, the bottom of the cover plate 1 is connected with a first sealing ring 3, a second sealing ring 4 and a third sealing ring 5 through a fixing mechanism, an annular groove 6 is formed in the upper end of the oil pipe 2, sealing rings 7 propped against the inner wall of the annular groove 6 are respectively fixed on the outer wall and the inner wall of the second sealing ring 4, external threads 8 are formed on the outer wall of the oil pipe 2, the fixing mechanism comprises a plurality of fixing bolts 10 which are connected with the inside of the cover plate 1 in a penetrating and rotating manner, a plurality of thread grooves 9 are formed in the upper ends of the first sealing ring 3, the second sealing ring 4 and the third sealing ring 5, the plurality of fixing bolts 10 are in one-to-one correspondence with the plurality of thread grooves 9, the sealing rings are conveniently replaced according to the diameter of the oil pipe 2, the practicability of the device is wider, a limiting block 11 is fixed on the outer wall of the oil pipe 2, and a limiting device is commonly arranged on the bottom of the cover plate 1 and the upper end of the limiting block 11; the annular groove 6 corresponds to the second sealing ring 4, the first sealing ring 3 abuts against the inner wall of the oil pipe 2, the diameter of the upper end of the first sealing ring 3 and the diameter of the upper end of the oil pipe 2 are gradually reduced from top to bottom, the contact area between the oil pipe 2 of the oil tank and the first sealing ring 3 is increased, the sealing area is increased, and the third sealing ring 5 abuts against the inner wall of the limiting block 11; the outside of oil pipe 2 is provided with external screw thread 8, external screw thread 8 corresponds with apron 1, can form first sealed face through the outer peripheral face of first sealing ring 3 and the upper end inner peripheral face of oil tank oil pipe 2, forms the second sealed face with the both sides of ring channel 6 respectively through the inner and outer peripheral face of second sealing ring 4, can form the third sealed face through the lower terminal surface of third sealing ring 5 and the upper surface of stopper 11, utilizes three sealed face, can make the sealed effect of oil tank better, can avoid revealing of fuel after volatilizing, has slowed down the waste of fuel, has stopped the potential safety hazard.
The limiting device comprises a plurality of sliding grooves 12 arranged at the upper end of a limiting block 11, wherein the inner wall of each sliding groove 12 is slidably connected with a limiting column 13, and the bottom of each limiting column 13 is connected with the inner bottom of each sliding groove 12 through a connecting spring 14; the inner wall of the cover plate 1 is slidably connected with a horizontal plate 16, the bottom of the horizontal plate 16 is connected with the inner bottom of the cover plate 1 through a plurality of supporting springs 17, a plurality of placing grooves corresponding to the fixing bolts 10 are arranged on the horizontal plate 16 in a penetrating manner, and a plurality of cylindrical blocks 18 are fixed at the bottom of the horizontal plate 16; the inner bottom of the cover plate 1 is penetrated and provided with a plurality of through grooves 15, the through grooves 15 are in one-to-one correspondence with the cylindrical blocks 18, the diameters of the through grooves 15 and the limiting columns 13 are the same, the number of the through grooves 15 is six times that of the limiting columns 13, and the plurality of through grooves 13 which can penetrate into the through grooves 15 can be utilized through the limiting devices, so that the stable connection of the oil tank cover plate 1 and the oil tank pipe 2 can be enhanced, and the stable use of the oil tank cover is facilitated.
In the utility model, after the oil tank of the transport vehicle is filled, the cover plate 1 is moved to the upper part of the oil pipe 2 by aligning the positions of the second sealing ring 4 and the annular groove 6, and meanwhile, the horizontal plate 16 is pressed to enable the horizontal plate 16 to move downwards along the inner wall of the cover plate 1, so that a plurality of cylindrical blocks 18 can completely enter the through groove 15, compression of the supporting springs 17 can be realized, at the moment, the cover plate 1 is rotated to enable the cover plate 1 to rotate along the external threads 8 outside the oil pipe 2, connection between the cover plate 1 and the oil pipe 2 is realized, meanwhile, due to the blocking of the cylindrical blocks 18 to the through groove 15, in the process that the cover plate 1 gradually approaches to the oil pipe 2, the limiting column 13 in the sliding groove 12 is extruded, and the limiting column 13 slides downwards along the sliding groove 12, meanwhile, compression of the connecting spring 14 can be realized, the horizontal plate 16 is loosened after the cover plate 1 and the oil pipe 2 are connected, at the moment, under the action of the supporting spring 17 in a compressed state, the horizontal plate 16 drives the plurality of cylindrical blocks 18 to move upwards for resetting, then the cover plate 1 is slightly rotated, so that the through groove 15 at the bottom of the cover plate 1 corresponds to the limiting column 13, at the moment, the connecting spring 14 in the compressed state is utilized, the upward movement for resetting of the limiting column 13 can be facilitated, the plurality of limiting columns 13 enter the through groove 15, stable limiting of the cover plate 1 and the oil pipe 2 can be realized, the stable connection between an oil tank and a tank cover is facilitated, the looseness of the oil tank cover during running on uneven ground can be avoided, and the transportation vehicle can be safely transported and used in environments such as underground on mine;
and when the cover plate 1 is connected with the oil pipe 2, a first sealing surface can be formed through the outer peripheral surface of the first sealing ring 3 and the inner peripheral surface of the upper end of the oil pipe 2 of the oil tank, a second sealing surface is formed through the inner peripheral surface and the outer peripheral surface of the second sealing ring 4 and the two sides of the annular groove 6 respectively, a third sealing surface can be formed through the lower end surface of the third sealing ring 5 and the upper surface of the limiting block 11, the sealing effect of the oil tank is better by utilizing the three sealing surfaces, the leakage of fuel after volatilization can be avoided, the waste of the fuel is reduced, and the potential safety hazard is avoided.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a mine underground transportation vehicle anti-leakage fuel tank cap, includes apron (1) and oil pipe (2), its characterized in that, the bottom of apron (1) is connected with first sealing ring (3), second sealing ring (4) and third sealing ring (5) through fixed establishment, ring channel (6) have been seted up to the upper end of oil pipe (2), outer wall and inner wall of second sealing ring (4) all are fixed with sealing washer (7) with ring channel (6) inner wall looks offset, the outer wall of oil pipe (2) is provided with external screw thread (8), fixed establishment includes and is connected with a plurality of fixing bolt (10) with the inside run-through of apron (1), a plurality of thread groove (9) have all been seted up to the upper end of first sealing ring (3), second sealing ring (4) and third sealing ring (5), a plurality of fixing bolt (10) and a plurality of thread groove (9) one-to-one, the outer wall of oil pipe (2) is fixed with stopper (11), apron (1) bottom and stopper (11) upper end are provided with stop device jointly.
2. The underground mining transportation vehicle leakage-proof oil tank cover according to claim 1, wherein the annular groove (6) corresponds to the second sealing ring (4), the first sealing ring (3) abuts against the inner wall of the oil pipe (2), and the third sealing ring (5) abuts against the inner wall of the limiting block (11).
3. The underground mining transportation vehicle leakage-proof oil tank cover according to claim 1, wherein an external thread (8) is arranged outside the oil pipe (2), and the external thread (8) corresponds to the cover plate (1).
4. The underground mining transportation vehicle leakage-proof oil tank cover according to claim 1, wherein the limiting device comprises a plurality of sliding grooves (12) formed in the upper end of the limiting block (11), the inner wall of each sliding groove (12) is slidably connected with a limiting column (13), and the bottom of each limiting column (13) is connected with the inner bottom of each sliding groove (12) through a connecting spring (14).
5. The underground mining transportation vehicle leakage-proof oil tank cover according to claim 4, wherein a horizontal plate (16) is slidably connected to the inner wall of the cover plate (1), the bottom of the horizontal plate (16) is connected with the bottom in the cover plate (1) through a plurality of supporting springs (17), and a plurality of cylindrical blocks (18) are fixed to the bottom of the horizontal plate (16).
6. The underground mining transportation vehicle leakage-proof oil tank cover according to claim 5, wherein a plurality of through grooves (15) are formed in the inner bottom of the cover plate (1) in a penetrating mode, the through grooves (15) are in one-to-one correspondence with the cylindrical blocks (18), and the diameters of the through grooves (15) are the same as those of the limiting columns (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223174005.5U CN219077006U (en) | 2022-11-29 | 2022-11-29 | Leakage-proof fuel tank cap of underground mine transport vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223174005.5U CN219077006U (en) | 2022-11-29 | 2022-11-29 | Leakage-proof fuel tank cap of underground mine transport vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219077006U true CN219077006U (en) | 2023-05-26 |
Family
ID=86401020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223174005.5U Active CN219077006U (en) | 2022-11-29 | 2022-11-29 | Leakage-proof fuel tank cap of underground mine transport vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219077006U (en) |
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2022
- 2022-11-29 CN CN202223174005.5U patent/CN219077006U/en active Active
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20240220 Address after: 737100 No. 2 Lanzhou Road, Beijing Road Street, Jinchuan District, Jinchang City, Gansu Province Patentee after: Jinchuan Group Nickel Cobalt Co.,Ltd. Country or region after: China Address before: 737100 Beijing Road, Jinchang City, Gansu Province Patentee before: JINCHUAN GROUP Co.,Ltd. Country or region before: China |