CN219281851U

CN219281851U - Double-cavity fuel tank

Info

Publication number: CN219281851U
Application number: CN202320665506.9U
Authority: CN
Inventors: 田康斌; 林伟; 巩智猛; 景虎
Original assignee: Lingong Heavy Machinery Co Ltd
Current assignee: Lingong Heavy Machinery Co Ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-06-30
Anticipated expiration: 2033-03-30

Abstract

The utility model belongs to the technical field of fuel tanks, and discloses a double-cavity fuel tank which comprises a tank body, wherein the tank body is provided with a methanol cavity and a diesel cavity which are mutually independent, a methanol oil suction pipe, a methanol oil return pipe and a first ventilation port which are communicated with the methanol cavity are arranged on the tank body, a methanol collecting device is connected to the first ventilation port and used for collecting methanol fuel volatilized from the first ventilation port, and a diesel oil suction pipe and a second ventilation port which are communicated with the diesel cavity are arranged on the tank body. The double-cavity fuel tank provided by the utility model can be used for effectively collecting and utilizing the volatilized methanol, avoiding the methanol from volatilizing to the outside, and can be effectively adapted to the work of components such as a diesel heating heater and the like.

Description

Double-cavity fuel tank

Technical Field

The utility model relates to the technical field of fuel tanks, in particular to a double-cavity fuel tank.

Background

The oil tank is an important part of the oil supply system of the engineering vehicle. In order to reduce the consumption and emission of fossil fuels, renewable clean fuels, such as methanol, are used in more and more vehicles, and the methanol has the characteristics of cleanness, environmental protection, excellent cooling effect, extremely high antiknock capability and suitability for engines with high compression ratio and high performance.

At present, some methanol fuel tanks specially applied to methanol fuel engines are also on the market, but some disadvantages exist. Specifically, the fuel tank generally has an air hole or an air cap capable of balancing the air pressure of the cavity, and methanol is easy to volatilize and volatilize to the outside through the air hole or the air cap, so that damage is caused to human bodies and the environment. In addition, components such as a diesel heating heater are commonly arranged on the engineering vehicle, the adaptability of the traditional methanol fuel tank and the components such as the diesel heating heater is poor, and the traditional methanol fuel tank and the components such as the diesel heating heater cannot be directly used for working of the diesel heating heater.

Disclosure of Invention

The utility model aims to provide a double-cavity fuel tank which can effectively collect volatilized methanol, prevent the methanol from volatilizing to the outside and can be effectively adapted to the work of components such as a diesel heating heater.

To achieve the purpose, the utility model adopts the following technical scheme:

a dual chamber fuel tank comprising:

the box body is provided with a methanol cavity and a diesel cavity which are mutually independent; wherein,,

the methanol fuel collecting device is used for collecting methanol fuel volatilized from the first ventilation opening;

the box body is provided with a diesel oil suction pipe and a second ventilation port which are communicated with the diesel oil cavity.

Optionally, a conveying pipe communicated with the methanol fuel engine is further arranged on the methanol collecting device, and the methanol fuel collected by the methanol collecting device can be introduced into the methanol fuel engine through the conveying pipe.

Optionally, a methanol liquefying device is arranged on the conveying pipe and is used for converting the methanol fuel from a gas state to a liquid state.

Optionally, the methanol collecting means is provided as a carbon tank.

Optionally, a methanol residual amount detecting member is disposed on the tank body, and the methanol residual amount detecting member is used for detecting residual amount of the methanol fuel in the methanol cavity.

Optionally, a diesel oil surplus detection part is arranged on the box body and is used for detecting the surplus of diesel oil fuel in the diesel oil cavity.

Optionally, the methanol residual amount detection part and the diesel residual amount detection part are both set as liquid level sensors.

Optionally, a sealing element is arranged on the box body and is used for sealing gaps between the methanol oil suction pipe and the box body, between the methanol oil return pipe and the box body, and between the diesel oil suction pipe and the box body.

Optionally, the seal is provided as a sealing ring.

Optionally, the material of the box body is stainless steel.

The beneficial effects are that:

the double-cavity fuel tank provided by the utility model is provided with the mutually independent methanol cavity and Chai Youqiang, wherein the methanol cavity is used for accommodating methanol fuel for the operation of a methanol fuel engine, and the diesel cavity is used for accommodating diesel for the operation of equipment such as a diesel heating heater on an engineering vehicle, so that the practicability and the use suitability are further ensured. The first ventilative mouth is used for balancing the atmospheric pressure of methyl alcohol chamber and external world, and the second ventilative mouth is used for balancing the atmospheric pressure of diesel pocket and external world, and methyl alcohol inhales oil pipe and methyl alcohol returns oil pipe and methyl alcohol fuel engine lug connection, is connected with methyl alcohol collection device on the first ventilative mouth, can collect the methyl alcohol fuel volatilized through first ventilative mouth, avoids this part volatilized methyl alcohol fuel to discharge to external world to avoid causing harm to personnel and environment.

Drawings

FIG. 1 is a schematic illustration of a dual chamber fuel tank provided by the present utility model;

FIG. 2 is a side cross-sectional view of a dual chamber fuel tank provided by the present utility model.

In the figure:

100. a case; 101. a methanol chamber; 102. chai Youqiang; 110. methanol oil suction pipe; 120. a methanol oil return pipe; 130. a first ventilation port; 140. a diesel oil suction pipe; 150. a second ventilation port; 160. methanol residual amount detection part; 170. a diesel oil allowance detection part;

200. a methanol collection device; 210. a conveying pipe.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

The present embodiment provides a dual chamber fuel tank. Referring to fig. 1 to 2, the dual-cavity fuel tank includes a tank body 100, the tank body 100 has a methanol cavity 101 and a diesel cavity 102 which are independently provided, wherein the tank body 100 is provided with a methanol suction pipe 110, a methanol return pipe 120 and a first ventilation port 130 which are communicated with the methanol cavity 101, the first ventilation port 130 is connected with a methanol collecting device 200, the methanol collecting device 200 is used for collecting methanol fuel volatilized from the first ventilation port 130, and the tank body 100 is provided with a diesel suction pipe 140 and a second ventilation port 150 which are communicated with the diesel cavity 102.

In this embodiment, the dual-cavity fuel tank has a methanol cavity 101 and a diesel cavity 102 that are independent of each other, wherein the methanol cavity 101 is used for accommodating methanol fuel for the operation of a methanol fuel engine, and the diesel cavity 102 is used for accommodating diesel for the operation of equipment such as a diesel heater on an engineering vehicle, so as to further ensure practicality and use suitability. The first ventilation port 130 is used for balancing the air pressure between the methanol cavity 101 and the outside, the second ventilation port 150 is used for balancing the air pressure between the Chai Youqiang and the outside, the methanol oil suction pipe 110 and the methanol oil return pipe 120 are directly connected with the methanol fuel engine, the first ventilation port 130 is connected with the methanol collecting device 200, and the methanol fuel volatilized through the first ventilation port 130 can be collected, so that the volatilized methanol fuel is prevented from being discharged to the outside, and damage to personnel and the environment is avoided.

In this embodiment, the volume of the methanol chamber 101 is preferably larger than the volume of the diesel chamber 102.

In this embodiment, the methanol collecting device 200 is further provided with a delivery pipe 210 that is communicated with the methanol fuel engine, and the methanol fuel collected by the methanol collecting device 200 can be introduced into the methanol fuel engine through the delivery pipe 210. In this embodiment, by providing the conveying pipe 210, the methanol fuel collected by the methanol collecting device 200 can be conveyed into the methanol fuel engine again for the methanol fuel engine to work, so that the volatilized methanol fuel can be further fully utilized, and waste is avoided.

In this embodiment, the methanol collecting means 200 is provided as a carbon tank. The inside active carbon granule that possesses reliable adsorption that is provided with of carbon tank can carry out reliable absorption and collect to volatilized methanol fuel. The specific structure of the carbon tank and the collection principle of the methanol fuel are all in the prior art, and are not repeated here.

In this embodiment, a methanol liquefying device (not shown in the figure) is disposed on the conveying pipe 210, and the methanol liquefying device is used for converting the methanol fuel from a gaseous state to a liquid state. By the arrangement, the methanol fuel can be successfully converted into liquid state and then is introduced into the methanol fuel engine so as to be directly used by the methanol fuel engine.

In this embodiment, the tank 100 is provided with a methanol residue detecting member 160, and the methanol residue detecting member 160 is used for detecting the residue of the methanol fuel in the methanol chamber 101. The methanol residue detection part 160 can timely detect the residual amount of the methanol fuel in the methanol cavity 101, so that relevant operators can be timely reminded of supplementing the methanol fuel in the methanol cavity 101 when the residual amount of the methanol fuel in the methanol cavity 101 is insufficient.

In this embodiment, the tank 100 is provided with a diesel fuel remaining amount detecting member 170, and the diesel fuel remaining amount detecting member 170 is used for detecting the remaining amount of diesel fuel in the diesel cavity 102. The diesel oil remaining amount detecting member 170 is configured to timely detect the remaining amount of diesel oil fuel in the diesel oil cavity 102, so as to timely remind relevant operators to supplement the diesel oil fuel in the diesel oil cavity 102 when the remaining amount of the diesel oil fuel in the diesel oil cavity 102 is insufficient.

Optionally, a controller (not shown) is disposed on the dual-cavity fuel tank, the controller is in communication connection with the methanol residual amount detection member 160 and the diesel residual amount detection member 170, and an alarm device (not shown) is also in communication connection with the other end of the controller. Specifically, when the methanol residual amount detecting member 160 detects that the residual amount of the methanol fuel in the methanol cavity 101 is lower than a threshold value, the controller can control the alarm module to alarm; the controller is also capable of controlling the alarm module to alarm when the diesel fuel level detector 170 detects that the level of diesel fuel in the diesel cavity 102 is below a threshold.

Alternatively, the alarm module may be provided with two buzzers exclusively, the two buzzers corresponding to low-level alarms of the methanol fuel and the diesel fuel, respectively, and in order to distinguish the two fuels, the alarm sounds of the two buzzers may be set to be different.

Optionally, the alarm module may further specifically set two alarm lamps, where the two alarm lamps respectively correspond to low-residual alarm of methanol fuel and diesel fuel, and parameters such as lighting color, flashing frequency, etc. of the two alarm lamps may be set to be different in order to distinguish the two fuels.

In the present embodiment, the methanol remaining amount detecting member 160 and the diesel remaining amount detecting member 170 are both provided as liquid level sensors. The liquid level sensor is the prior art and will not be described in detail herein.

In this embodiment, a sealing member is disposed on the case 100, and the sealing member is used to seal the gaps between the methanol-suction pipe 110 and the case 100, between the methanol-return pipe 120 and the case 100, and between the diesel-suction pipe 140 and the case 100. The sealing piece can reliably seal gaps among the box body 100, the methanol oil suction pipe 110, the box body 100, the methanol oil return pipe 120 and the box body 100 and the diesel oil suction pipe 140, so that the methanol fuel which volatilizes partially is prevented from seeping out of the gaps, and the overall reliable sealing performance of the double-cavity fuel tank is further ensured.

Optionally, the seal is provided as a sealing ring. In this embodiment, the sealing ring is preferably made of a corrosion-resistant material, so as to avoid the corrosion of the methanol fuel to the sealing ring.

In this embodiment, the material of the case 100 is stainless steel. The arrangement of the stainless steel material can effectively avoid the methanol fuel from corroding the box body 100 after long-term use, so that the whole box body 100 has better reliability, sealing performance and corrosion resistance.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. A dual chamber fuel tank comprising:

the box body (100) is provided with a methanol cavity (101) and a diesel cavity (102) which are mutually independent; wherein,,

the methanol fuel collecting device is characterized in that a methanol oil suction pipe (110), a methanol oil return pipe (120) and a first ventilation port (130) which are communicated with the methanol cavity (101) are arranged on the box body (100), a methanol collecting device (200) is connected to the first ventilation port (130), and the methanol collecting device (200) is used for collecting methanol fuel volatilized by the first ventilation port (130);

the box body (100) is provided with a diesel oil suction pipe (140) and a second ventilation port (150) which are communicated with the diesel oil cavity (102).

2. The dual-cavity fuel tank as claimed in claim 1, wherein a delivery pipe (210) communicated with a methanol fuel engine is further arranged on the methanol collecting device (200), and the methanol fuel collected by the methanol collecting device (200) can be introduced into the methanol fuel engine through the delivery pipe (210).

3. A dual chamber fuel tank according to claim 2, wherein a methanol liquefying device is provided on the delivery pipe (210) for converting the methanol fuel from a gaseous state to a liquid state.

4. A dual chamber fuel tank according to claim 1, wherein the methanol collection means (200) is provided as a carbon canister.

5. The dual-cavity fuel tank according to claim 1, wherein a methanol remaining amount detecting member (160) is provided on the tank body (100), and the methanol remaining amount detecting member (160) is configured to detect a remaining amount of the methanol fuel in the methanol cavity (101).

6. The dual chamber fuel tank of claim 5, wherein a diesel fuel margin detection member (170) is provided on the tank body (100), the diesel fuel margin detection member (170) being configured to detect a margin of diesel fuel in the diesel fuel chamber (102).

7. The dual chamber fuel tank of claim 6, wherein the methanol residue detection member (160) and the diesel residue detection member (170) are both provided as liquid level sensors.

8. The dual-cavity fuel tank according to claim 1, wherein a sealing member is provided on the tank body (100), and the sealing member is used for sealing gaps between the methanol suction pipe (110) and the tank body (100), between the methanol return pipe (120) and the tank body (100), and between the diesel suction pipe (140) and the tank body (100).

9. A dual chamber fuel tank as claimed in claim 8, wherein the seal is provided as a gasket.

10. A dual chamber fuel tank according to any one of claims 1 to 9, wherein the tank (100) is made of stainless steel.