CN216424078U - Anti-theft oil tank - Google Patents
Anti-theft oil tank Download PDFInfo
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- CN216424078U CN216424078U CN202122536553.7U CN202122536553U CN216424078U CN 216424078 U CN216424078 U CN 216424078U CN 202122536553 U CN202122536553 U CN 202122536553U CN 216424078 U CN216424078 U CN 216424078U
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- pipe
- tank body
- oil tank
- collecting pipe
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Abstract
The utility model discloses an anti-theft oil tank, which comprises an oil tank body, an oil inlet bent pipe, an oil supply pipe, an oil return pipe, a vent pipe and an oil collecting pipe, wherein the oil tank body is provided with an oil filling port; the oil collecting pipe penetrates through the top surface of the oil tank body and extends into the bottom of the oil tank body, the bottom of the oil collecting pipe is provided with a first oil through hole, the upper part of the oil collecting pipe is provided with a first vent hole, and the top end of the oil collecting pipe is fixedly provided with a sealing cover; the oil inlet end of the oil supply pipe is fixedly arranged in the sealing cover in a penetrating way and extends into the bottom of the oil collecting pipe, and the oil return end of the oil supply pipe is fixedly arranged in the sealing cover in a penetrating way and extends into the top of the oil collecting pipe; the lower extreme of breather pipe is fixed to be worn to locate sealed lid, and the upper end of breather pipe is located the oil tank box outside. The anti-theft oil tank can cut off the way that a fuel thief steals a large amount of fuel oil through the oil filling port, the oil supply pipe and the oil return pipe in a short time, and effectively ensures the safety of the fuel oil.
Description
Technical Field
The utility model relates to an oil tank technical field, concretely relates to theftproof oil tank.
Background
Fuel is the blood that mechanical equipment runs, and for large trucks, it is often necessary to fill the tank with a sufficient amount of fuel, typically several hundred liters, for long distance transport. The existing large truck fuel tank has simple anti-theft facilities, and for a fuel thief, four small and static fuel stealing modes are provided, wherein the first mode is to open a fuel filling cover of a fuel filling port and directly extract fuel in the fuel tank; the second is to cut off the oil supply pipe, and a hose is connected from the outlet of the oil supply pipe to quickly absorb oil; the third is to cut off the oil return pipe, connect oil from the oil return end of the oil return pipe directly, because the third mode steals the oil and moves the least, steal the oil steal person and usually adopt the third mode to steal the oil, for this reason people have taken various measures to improve the security performance of the oil tank, if each probably steal the oil position in the oil tank and set up the anti-theft device of various forms and prevent that the fuel is stolen, but real effect is not ideal, some has certain anti-theft effect, but the structure is relatively complicated, the preparation is troublesome, it is difficult to popularize and use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an anti-theft oil tank to increase the oil-stealing degree of difficulty and the oil-stealing time of anti-theft oil tank, thereby reduce the success rate of stealing oil.
In order to achieve the purpose, the utility model provides an anti-theft oil tank, which comprises an oil tank body, wherein the upper part of the oil tank body is provided with an oil filling port, the upper end of the oil filling port is detachably provided with an oil filling cover, and the anti-theft oil tank also comprises an oil inlet bent pipe, an oil supply pipe, an oil return pipe, a vent pipe and an oil collecting pipe; the oil inlet bent pipe is arranged in the oil tank body, the oil inlet end of the oil inlet bent pipe is communicated with the oil filling port, and the oil outlet end of the oil inlet bent pipe is provided with a plurality of oil outlet micropores; the oil collecting pipe penetrates through the top surface of the oil tank body and extends into the bottom of the oil tank body, the bottom of the oil collecting pipe is provided with at least one first oil through hole communicated with the oil tank body, the side wall of the upper part of the oil collecting pipe, which is positioned in the oil tank body, is provided with a first vent hole, and the top end of the oil collecting pipe is fixedly provided with a sealing cover; the oil inlet end of the oil supply pipe is fixedly arranged on the sealing cover in a penetrating mode and extends into the bottom of the oil collection pipe, and the oil outlet end of the oil supply pipe is used for being connected with an oil transfer pump; the oil inlet end of the oil return pipe is used for being connected with an oil storage cavity of the high-pressure oil pump, and the oil return end of the oil supply pipe is fixedly arranged on the sealing cover in a penetrating mode and extends into the top of the oil collection pipe; the lower end of the breather pipe is fixedly arranged on the sealing cover in a penetrating mode, and the upper end of the breather pipe is located outside the oil tank body.
When the anti-theft oil tank is used, fuel oil used by oil-using equipment (such as an automobile engine and a diesel generating set) is pumped into an oil storage cavity of a high-pressure oil pump from an oil collection pipe through an oil delivery pump and an oil supply pipe, return oil generated in the oil storage cavity of the high-pressure oil pump flows back into the oil collection pipe through an oil return pipe, and the oil tank body supplements the fuel oil for the oil collection pipe through a first oil through hole, so that the liquid level of the fuel oil in the oil tank body is flush with the liquid level of the fuel oil in the oil collection pipe.
When an oil thief selects to cut off the oil supply pipe and uses the hose to absorb oil from the outlet of the oil supply pipe, the liquid level of the oil collection pipe drops sharply at the moment, external air enters the oil tank body through the vent pipe, the oil collection pipe cannot continue to supply oil in sufficient quantity, and the oil stealing rate is extremely low at the moment.
When an oil thief cuts off the oil return pipe and steals oil in a mode of connecting the oil return pipe with the oil, the oil collection pipe can continue to supply oil to the high-pressure oil pump in a short time, but the oil return pipe cannot continue to return oil, the liquid level of the oil collection pipe drops sharply at the moment, the oil supply pipe cannot supply sufficient fuel oil for oil consumption equipment, the oil return pipe is cut off, the oil consumption equipment is flamed out, and the oil thief cannot continue to steal the oil at the moment. The oil stealing prevention oil tank can prevent an oil stealing person from stealing oil through the oil filling port, the oil supply pipe and the oil return pipe, thereby effectively protecting the safety of fuel oil.
In the above technical solution, the utility model discloses can also do following improvement.
Preferably, the oil outlet end of the oil inlet bent pipe is of a honeycomb structure, and through holes in the honeycomb structure are oil outlet micropores.
Preferably, the lower end of the oil collecting pipe is an expanded diameter part, and the first oil through holes are distributed on the expanded diameter part.
Preferably, the diameter-expanding part is a continuously-variable-diameter cylindrical structure with a small mouth and a large belly.
Preferably, the aperture of the single first oil through hole is between 1mm and 3 mm.
Preferably, the oil inlet end of the oil supply pipe is provided with an oil inlet inclined surface.
Preferably, the upper end of the vent pipe is bent downwards to form a barb-shaped structure.
Preferably, still including the fixed level gauge installation pipe that wears to establish oil tank box roof and stretch into oil tank box bottom surface, the second venthole has been seted up to the upper portion lateral wall that level gauge installation pipe is located oil tank box, the second venthole with oil tank box intercommunication is seted up to the bottom of level gauge installation pipe, the level gauge has been installed to level gauge installation pipe.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below.
Fig. 1 is a schematic perspective view of an anti-theft oil tank according to an embodiment of the present invention;
FIG. 2 is a schematic view of the internal structure of FIG. 1;
fig. 3 is a schematic view of the use state of fig. 1.
In the drawings, there is shown in the drawings,
the oil tank comprises an oil tank body 10, an oil inlet bent pipe 11, an oil filling cover 12, an oil supply pipe 13, an oil return pipe 14, a vent pipe 15, an oil collection pipe 16, a first oil through hole 161, a first vent hole 162, a liquid level meter mounting pipe 17, a second oil through hole 171, a first vent hole 172, a liquid level meter 18, a sealing cover 19, a high-pressure oil pump 20 and an oil transfer pump 21.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1 to 3, the present embodiment discloses an anti-theft oil tank, which includes a tank body 10, an oil inlet elbow 11, an oil supply pipe 13, an oil return pipe 14, a vent pipe 15, and an oil collection pipe 16.
As shown in fig. 1 and 2, an oil filling port is arranged at the upper part of the oil tank body 10, an oil filling cover 12 is detachably arranged at the upper end of the oil filling port, an oil inlet bent pipe 11 is arranged in the oil tank body 10, the oil inlet end of the oil inlet bent pipe 11 is communicated with the oil filling port, and the oil outlet end of the oil inlet bent pipe 11 is provided with a plurality of oil outlet micropores;
as shown in fig. 2, the oil collecting pipe 16 penetrates the top surface of the oil tank body 10 and extends into the bottom of the oil tank body 10, the bottom of the oil supply pipe 13 is provided with at least one first oil through hole 161 communicated with the oil tank body 10, and the oil supply rate of the first oil through hole 161 is 1.1 times to 1.5 times of the actual oil consumption rate of the oil consumption equipment, so that the oil collecting pipe 16 provides sufficient oil consumption for the oil consumption equipment.
As shown in fig. 2, a first vent hole 162 is formed in the upper side wall of the oil collecting pipe 16 located in the oil tank body 10, and a sealing cover 19 is fixedly arranged at the top end of the oil collecting pipe 16; the oil inlet end of the oil supply pipe 13 is fixedly arranged on the sealing cover 19 in a penetrating way and extends into the bottom of the oil collection pipe 16, and the oil outlet end of the oil supply pipe 13 is used for being connected with an oil transfer pump 21; the oil inlet end of the oil return pipe 14 is used for connecting an oil storage cavity of the high-pressure oil pump 20, and the oil return end of the oil supply pipe 13 is fixedly arranged through the sealing cover 19 and extends into the top of the oil collection pipe 16; the lower end of the vent pipe 15 is fixedly arranged through the sealing cover 19, and the upper end of the vent pipe 15 is positioned outside the oil tank body 10.
As shown in fig. 3, when the anti-theft oil tank provided by this embodiment is used, fuel used by oil equipment (such as an automobile engine and a diesel generator set) is pumped from the oil collecting pipe 16 to the oil storage cavity of the high-pressure oil pump 20 through the oil delivery pump 21 and the oil supply pipe 13, return oil generated in the oil storage cavity of the high-pressure oil pump 20 flows back to the oil collecting pipe 16 through the return oil pipe 14, the oil tank body 10 supplies fuel to the oil collecting pipe 16 through the first oil through hole 161, so that the liquid level of the fuel in the oil tank body 10 is flush with the liquid level of the fuel in the oil collecting pipe 16.
When an oil thief chooses to steal oil from the oil filling port, the oil inlet bent pipe 11 is of a bent pipe structure, and the oil outlet end of the oil inlet bent pipe 11 is an oil outlet micropore, so that the oil thief cannot insert an oil pumping pipe into the oil tank body 10, and oil stealing from the oil filling port is abandoned;
when the oil thief selects to cut off the oil supply pipe 13 and uses the hose to suck oil from the outlet 13 of the oil supply pipe, the liquid level of the oil collection pipe 16 drops sharply at the moment, external air enters the oil tank body 10 through the vent pipe 15, the oil collection pipe 16 cannot continue to supply oil in a sufficient amount, and the oil stealing rate is extremely low at the moment.
When an oil thief cuts off the oil return pipe 14 and steals oil by the way of connecting the oil return pipe 14 with the oil, the oil collection pipe 16 can continue to supply oil to the high-pressure oil pump 20 in a short time, but the liquid level of the oil collection pipe 16 drops sharply at the moment along with the fact that the oil return pipe 14 cannot continue to return oil, the oil supply pipe 13 is difficult to supply sufficient fuel oil for oil consumption equipment, the oil return pipe 14 cuts off the oil, the oil consumption equipment is flamed out, and at the moment, the oil thief cannot continue to steal the oil. The oil stealing prevention oil tank can prevent an oil stealing person from stealing oil through the oil filling port, the oil supply pipe 13 and the oil return pipe 14, thereby effectively protecting the safety of fuel oil.
In this embodiment, the oil outlet end of the oil inlet elbow 11 is of a honeycomb structure, the through holes in the honeycomb structure are oil outlet micropores, and the oil outlet end with the honeycomb structure completely prevents an oil thief from entering the oil tank body 10 from the oil filling port through a thin tube, thereby further improving the anti-theft performance of the oil tank body 10.
In this embodiment, the lower end of the oil collecting pipe 16 is a diameter-expanded portion, the first oil through holes 161 are distributed on the diameter-expanded portion, the diameter-expanded portion has a continuously variable diameter cylindrical structure with a small opening, and the first oil through holes 161 are arranged at the bottom of the oil collecting pipe 16 so that the oil can be supplied to the oil collecting pipe 16 even when the liquid level in the oil tank 10 is low.
In this embodiment, the diameter of the single first oil passing hole 161 is between 1mm and 3mm, and the oil supply rate of the plurality of first oil passing holes 161 may be 1.1 times to 1.5 times the actual oil rate of the oil equipment.
In the embodiment, the oil inlet end of the oil supply pipe 13 is provided with the oil inlet inclined surface, and the design can make the oil supply pipe 13 more easily suck the fuel in the oil collection pipe 16.
In this embodiment, the upper end of the vent pipe 15 is bent downward to form a barb-shaped structure, so as to prevent impurities from entering the oil collecting pipe 16 through the vent pipe 15.
In this embodiment, the fuel tank further comprises a liquid level meter installation pipe 17 fixedly penetrating through the top wall of the fuel tank body 10 and extending into the bottom surface of the fuel tank body 10, the liquid level meter installation pipe 17 is provided with a second vent hole 172 on the upper side wall in the fuel tank body, the bottom of the liquid level meter installation pipe 17 is provided with a second vent hole 171 communicated with the fuel tank body 10, the hole diameter is 1-3 mm, and the liquid level meter installation pipe 17 is provided with a liquid level meter 18. The fuel level in the fuel tank body 10 can be measured by the liquid level meter 18, and the fuel level in the liquid level meter installation pipe 17 can be kept consistent with the fuel level in the fuel tank body 10 through the second through hole 17.
In conclusion, the anti-theft oil tank provided by the embodiment can cut off the way that a fuel stealer steals a large amount of fuel oil through the oil filling port, the oil supply pipe 13 and the oil return pipe 14 in a short time, and effectively ensures the safety of the fuel oil.
Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will understand that the present invention can be modified or replaced with other embodiments without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims. The technology, shape and construction parts which are not described in detail in the present invention are all known technology.
Claims (8)
1. An anti-theft oil tank comprises an oil tank body (10), wherein an oil filling port is formed in the upper portion of the oil tank body (10), and an oil filling cover (12) is detachably arranged at the upper end of the oil filling port;
the oil inlet bent pipe (11) is arranged in the oil tank body (10), the oil inlet end of the oil inlet bent pipe (11) is communicated with the oil filling port, and the oil outlet end of the oil inlet bent pipe (11) is provided with a plurality of oil outlet micropores;
the oil collecting pipe (16) penetrates through the top surface of the oil tank body (10) and extends into the bottom of the oil tank body (10), at least one first oil through hole (161) communicated with the oil tank body (10) is formed in the bottom of the oil collecting pipe (16), a first vent hole (162) is formed in the side wall of the upper portion, located in the oil tank body (10), of the oil collecting pipe (16), and a sealing cover (19) is fixedly arranged at the top end of the oil collecting pipe (16);
the oil inlet end of the oil supply pipe (13) is fixedly arranged on the sealing cover (19) in a penetrating mode and extends into the bottom of the oil collection pipe (16), and the oil outlet end of the oil supply pipe (13) is used for being connected with an oil transfer pump (21);
the oil inlet end of the oil return pipe (14) is used for being connected with an oil storage cavity of a high-pressure oil pump (20), and the oil return end of the oil supply pipe (13) is fixedly arranged on the sealing cover (19) in a penetrating mode and extends into the top of the oil collection pipe (16);
the lower end of the vent pipe (15) is fixedly arranged on the sealing cover (19) in a penetrating mode, and the upper end of the vent pipe (15) is located outside the oil tank body (10).
2. The oil theft prevention oil tank according to claim 1, wherein the oil outlet end of the oil inlet bent pipe (11) is of a honeycomb structure, and through holes in the honeycomb structure are oil outlet micropores.
3. The oil-stealing preventing oil tank according to claim 1, characterized in that the lower end of the oil-collecting pipe (16) is an enlarged diameter part, and the first oil-passing holes (161) are distributed on the enlarged diameter part.
4. The oil theft prevention tank according to claim 3, wherein said diameter expansion portion is a continuously variable diameter cylindrical structure with a small mouth and a large belly.
5. The oil theft prevention tank according to claim 1, wherein the aperture of the single first oil through hole (161) is between 1mm and 3 mm.
6. The oil theft prevention tank according to claim 1, wherein an oil inlet end of the oil supply pipe (13) has an oil inlet slope.
7. The oil theft prevention tank according to claim 1, wherein the upper end of the vent pipe (15) is bent downward to form a barb-shaped structure.
8. The anti-theft oil tank as claimed in claim 1, further comprising a level meter mounting pipe (17) fixedly penetrating through the top wall of the oil tank body (10) and extending into the bottom surface of the oil tank body (10), wherein a second vent hole (172) is formed in the upper side wall of the level meter mounting pipe (17) located in the oil tank body (10), a second vent hole (171) communicated with the oil tank body (10) is formed in the bottom of the level meter mounting pipe (17), the aperture of the second vent hole is 1-3 mm, and the level meter (18) is mounted on the level meter mounting pipe (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122536553.7U CN216424078U (en) | 2021-10-21 | 2021-10-21 | Anti-theft oil tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122536553.7U CN216424078U (en) | 2021-10-21 | 2021-10-21 | Anti-theft oil tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216424078U true CN216424078U (en) | 2022-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122536553.7U Active CN216424078U (en) | 2021-10-21 | 2021-10-21 | Anti-theft oil tank |
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| CN (1) | CN216424078U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115342013A (en) * | 2022-08-18 | 2022-11-15 | 重庆新钰立金属科技有限公司 | Prevent external machine oil tank of siphon generator |
-
2021
- 2021-10-21 CN CN202122536553.7U patent/CN216424078U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115342013A (en) * | 2022-08-18 | 2022-11-15 | 重庆新钰立金属科技有限公司 | Prevent external machine oil tank of siphon generator |
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