CN212177309U

CN212177309U - Oil-water separation device and oil tank

Info

Publication number: CN212177309U
Application number: CN202020973845.XU
Authority: CN
Inventors: 禹伟; 庞克斌; 司尚文
Original assignee: Hunan Xingbida Netlink Technology Co Ltd
Current assignee: Hunan Xingbida Netlink Technology Co Ltd
Priority date: 2020-05-31
Filing date: 2020-05-31
Publication date: 2020-12-18
Anticipated expiration: 2030-05-31

Abstract

The utility model discloses an oil-water separator and oil tank relates to automobile parts technical field. Oil water separator connects in the oil drain base of oil tank body bottom, including water receiver and mounting, and the water receiver is cavity annular structure, is provided with annular opening on the interior rampart of water receiver, and the mounting passes the hollow portion of water receiver and is connected water receiver and oil drain base, is provided with first through-hole on the mounting in order to communicate oil tank body and water receiver inner chamber. Above-mentioned oil water separator not only can realize the automatic dewatering of oil tank, can also have great volume under the prerequisite that occupies less vertical space, has effectively solved because of the limited water receiver volume undersize that leads to in vertical space, needs the technical problem of frequent drainage. In addition, oil water separator communicates oil tank body and water receiver inner chamber through the less first through-hole of size for in the water that is separated hardly gets back to oil tank body again, reduced the influence to the fuel system function.

Description

Oil-water separation device and oil tank

Technical Field

The utility model relates to an automobile parts technical field particularly, relates to an oil-water separator and oil tank.

Background

The fuel tank is a special container for storing fuel, and generally, the fuel in the fuel tank is mixed with moisture, and the sources of the moisture are mainly three types: firstly, fuel oil is added into chemical products, and water is analyzed due to impure components; secondly, temperature difference exists between the inside and the outside of the oil tank, so that moisture in the air is condensed, and condensed water is accumulated in the oil tank; thirdly, the oil tank cover is not tightly closed, so that rainwater flows into the oil tank.

The oil tank in the prior art has no automatic water removal function, and water is deposited at the bottom of the oil tank and is easily stirred and mixed with fuel, so that the water removal burden of a fuel system is increased; the existence of water can also accelerate the emulsification of fuel oil, shorten the service life of the fuel oil by about 1/3, and aggravate the corrosion and abrasion of components and parts of a fuel oil system and lubricating parts of equipment, thereby influencing the realization of the functions of the fuel oil system. Meanwhile, in order to prevent water from being sucked into a fuel oil system, the oil level sensor cannot approach the bottom of the oil tank to the maximum extent, so that the effective volume of the oil tank is reduced, and the endurance mileage of the whole vehicle is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil-water separator and oil tank to solve prior art, the oil tank does not have the technical problem of automatic dewatering function.

The embodiment of the utility model is realized like this:

the utility model provides an oil-water separator, connects the oil drain base in oil tank body bottom, includes water receiver and mounting, and the water receiver is cavity annular structure, is provided with annular opening on the interior rampart of water receiver, and the mounting passes the hollow portion of water receiver and is connected water receiver and oil drain base, is provided with first through-hole on the mounting in order to communicate oil tank body and water receiver inner chamber.

The utility model discloses in the optional embodiment, above-mentioned oil water separator still sets up the connecting pipe of rampart in the water receiver including the laminating, and a plurality of second through-holes have been seted up to the connecting pipe perisporium, and a plurality of second through-holes correspond with annular opening, and communicate with first through-hole.

In an alternative embodiment of the present invention, the plurality of second through holes are uniformly distributed along a circumferential direction of the connecting pipe.

In the optional embodiment of the utility model, above-mentioned mounting is fixing bolt, forms the internal thread region on the inner wall of oil drain base, and fixing bolt spiro union in oil drain base, fixing bolt's the inside cavity of screw rod, first through-hole setting is on screw rod hollow portion's lateral wall.

In an alternative embodiment of the present invention, the water storage device is provided with a water outlet, and the water outlet is provided with a water discharge switch.

In an alternative embodiment of the present invention, the drainage switch is a drainage bolt, an internal thread region is formed on the inner wall of the water outlet, and the drainage bolt is screwed to the water outlet.

In an alternative embodiment of the present invention, the drain switch is a ball valve switch.

In an alternative embodiment of the present invention, the oil-water separator further comprises a first sealing gasket disposed between the connecting pipe and the oil drain base.

In an alternative embodiment of the present invention, the oil-water separator further comprises a second gasket disposed between the drain opening and the drain bolt.

An oil tank comprises an oil tank body and any one of the oil-water separation devices, wherein an oil drain base is arranged at the bottom of the oil tank body, and the oil-water separation device is connected with the oil drain base.

The utility model discloses beneficial effect includes:

the embodiment of the utility model provides an oil-water separator and oil tank, oil-water separator connect in the oil drain base of oil tank body bottom, utilize the density difference of fuel and water and incompatible principle each other, after adding the fuel in the oil tank body, water can sink to oil tank body bottom automatically. The oil-water separation device comprises a water receiver and a fixing piece, the water receiver is of a hollow annular structure, an annular opening is formed in the inner annular wall of the water receiver, the fixing piece penetrates through the hollow portion of the water receiver to connect the water receiver with the oil drainage base, and a first through hole is formed in the fixing piece to communicate the oil tank body and the inner cavity of the water receiver. So, the water of oil tank body bottom can realize the automatic dewatering of oil tank body in the first through-hole inflow water receiver on the mounting. Adopt the annular water receiver of cavity to the hollow portion that passes the water receiver through the mounting is connected water receiver and oil drain base, can make oil water separator occupy less vertical space, and the horizontal space of make full use of oil tank body bottom. When the water receiver need save more water yield, can improve the volume of water receiver through the diameter of increase water receiver, make the water receiver under the prerequisite that occupies less vertical space, still can have great volume, effectively solved because of the limited water receiver volume undersize that leads to of vertical space, need frequently to discharge the technical problem of water. In addition, above-mentioned oil-water separator communicates oil tank body and water receiver inner chamber through first through-hole, and the size of first through-hole is less for the inside water that gets into the water receiver by the separation is under this internal fuel pressure of oil tank, hardly gets back to the oil tank again originally internally, has effectively prevented to rock the moisture that leads to because of the oil tank body and get back to the oil tank body again, hinders the realization of fuel oil system function.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of an oil-water separation device provided by the present invention;

fig. 2 is a partially enlarged view of a in fig. 1.

Icon: 100-oil-water separation device; 110-a water reservoir; 111-a drain outlet; 112-drain bolts; 120-fixing bolts; 130-connecting tube; 131-a second via; 140-a first gasket; 150-a second gasket; 200-oil tank; 210-a tank body; 220-oil drain base.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and 2, the present embodiment provides an oil-water separator 100, which is connected to an oil drainage base 220 at the bottom of a fuel tank body 210, and utilizes the principle that fuel oil and water have different densities and are incompatible with each other, so that when fuel oil is added into the fuel tank body 210, water automatically sinks to the bottom of the fuel tank body 210. The oil-water separation device 100 comprises a water reservoir 110 and a fixing member, wherein the water reservoir 110 is in a hollow annular structure, an annular opening is formed in the inner annular wall of the water reservoir 110, the fixing member penetrates through the hollow part of the water reservoir 110 to connect the water reservoir 110 with an oil drainage base 220, and a first through hole is formed in the fixing member to communicate the inner cavity of the oil tank body 210 with the inner cavity of the water reservoir 110. Therefore, water at the bottom of the oil tank body 210 can flow into the water reservoir 110 through the first through hole on the fixing member, and automatic water removal of the oil tank body 210 is realized.

The oil-water separating device 100 uses a hollow ring-shaped water reservoir 110, and connects the water reservoir 110 with an oil drain base 220 by a fixing member through a hollow portion of the water reservoir 110. The structure enables the oil-water separation device 100 to occupy a smaller vertical space and to fully utilize the horizontal space at the bottom of the oil tank body 210. When the more water yield of water receiver 110 need be stored, can improve the volume of water receiver 110 through the diameter that increases water receiver 110, make water receiver 110 under the prerequisite that occupies less vertical space, still can have great volume, effectively solved because of the limited 110 volume undersize of water receiver that leads to in vertical space, need frequently put the technical problem of water.

In addition, above-mentioned oil-water separator 100 is through first through-hole with oil tank body 210 and the 110 inner chamber intercommunication of water receiver, and the size of first through-hole is less for the water that gets into the water receiver 110 inside by separating is under the fuel pressure effect in oil tank body 210, hardly get back to again in the oil tank body 210, effectively prevented to rock the moisture that leads to because of oil tank body 210 and get back to oil tank body 210 again, hinders the realization of fuel oil system function.

In any of the above technical solutions, optionally, the oil-water separation device 100 further includes a connecting pipe 130 attached to an inner circumferential wall of the water reservoir 110, a plurality of second through holes 131 are formed in a circumferential wall of the connecting pipe 130, and the plurality of second through holes 131 correspond to the annular opening and are communicated with the first through holes. At this time, the fixing member passes through the connection pipe 130 and protrudes from the other end opening of the connection pipe 130, and the protruding end of the fixing member is connected to the oil drain base 220, so that the water reservoir 110 is fixed to the oil tank body 210. The water at the bottom of the oil tank body 210 flows into the connecting pipe 130 through the first through hole on the fixing member, and then flows into the water reservoir 110 through the second through hole 131 on the connecting pipe 130, so that the automatic water removal of the oil tank body 210 is realized.

The connection pipe 130 is provided to facilitate the connection between the water reservoir 110 and the fixing member, and to improve the sealing performance of the oil-water separating device 100, thereby effectively preventing water leakage; in addition, the provision of the connection pipe 130 also reduces the limitation in the shape and size of the water reservoir 110.

It should be noted that, first, the connection manner of the water reservoir 110 and the connection pipe 130 is not particularly limited, and may be directly welded or connected by a connection member; illustratively, both the water reservoir 110 and the connecting tube 130 are weldable materials, and the water reservoir 110 is welded to the connecting tube 130.

Secondly, the materials of the water reservoir 110 and the connection pipe 130 are not particularly limited, and those skilled in the art should appreciate that the materials of the water reservoir 110 and the connection pipe 130 should be resistant to oil corrosion. Third, the number of the second through holes 131 is not particularly limited, and if it is required that the moisture rapidly flows into the water reservoir 110, more second through holes 131 are provided; if it is required that the moisture slowly flows into the water reservoir 110, the second through-holes 131 are less provided.

In order to make the water uniformly flow into the water reservoir 110 in the circumferential direction of the outer wall of the connection pipe 130, in any of the above technical solutions, optionally, a plurality of second through holes 131 are uniformly distributed in the circumferential direction of the connection pipe 130. The uniform distribution of the plurality of second through holes 131 may also make the stress of the water reservoir 110 more uniform, which is beneficial to the stability of the connection between the water reservoir 110 and the connection pipe 130.

In any of the above technical solutions, optionally, the fixing member is a fixing bolt 120, an internal thread region is formed on an inner wall of the oil drain base 220, the fixing bolt 120 is screwed to the oil drain base 220, a screw of the fixing bolt 120 is hollow, and the first through hole is disposed on a side wall of the hollow portion of the screw.

The water reservoir 110 is fixed to the oil tank body 210 by the fixing bolt 120, so that the oil-water separation device 100 can be more conveniently detached and installed. In addition, the first through hole of the fixing bolt 120 is small in size, so that moisture in the water reservoir 110 can be effectively prevented from returning to the oil tank body 210 again, and the fuel system can be prevented from being damaged.

In order to ensure the sealing performance of the oil-water separating device 100, optionally, a gasket may be disposed between the fixing bolt 120 and the connection pipe 130 to prevent water leakage.

In any of the above technical solutions, optionally, the water reservoir 110 is provided with a water outlet 111, and the water outlet 111 is provided with a water discharge switch. The water in the water storage tank 110 is discharged in time by controlling the drainage switch, so that the water in the water storage tank 110 is prevented from accumulating, and the water in the oil tank body 210 cannot flow into the water storage tank 110.

First, the position of the drain opening 111 is not limited, and may be provided on the peripheral wall of the water reservoir 110 or may be provided at the bottom of the water reservoir 110; in order to allow the water in the water reservoir 110 to sufficiently flow out, it is preferable that the drain opening 111 is close to the bottom of the water reservoir 110. Secondly, the structure of the drain opening 111 is not limited, and may be only a through hole provided on the peripheral wall of the water reservoir 110, or may be a protruded hollow cylinder provided on the peripheral wall of the water reservoir 110, as long as the water in the water reservoir 110 can be drained and a drain switch can be installed. Third, the form of the drain switch is not limited as long as the drain port 111 can be opened and closed and sealed.

In any of the above technical solutions, optionally, the drain switch is a drain bolt 112, an internal threaded region is formed on an inner wall of the drain opening 111, and the drain bolt 112 is screwed to the drain opening 111.

Illustratively, the drain port 111 is a hollow cylinder provided on the peripheral wall of the water reservoir 110 near the bottom of the water reservoir 110, an internal threaded region is formed on the inner wall of the hollow cylinder, and the external thread of the drain bolt 112 is threadedly coupled with the internal thread of the drain port 111. When water needs to be drained, the drain bolt 112 on the drain port 111 is unscrewed, and the water in the water reservoir 110 automatically flows out. After the water discharge is stopped, the water-proof bolt is screwed into the water outlet 111 to close the water outlet 111.

In any of the above technical solutions, optionally, the drain switch is a ball valve switch.

Illustratively, the ball valve switch is a manual ball valve switch that relies on rotating a valve spool to clear or occlude the valve. The ball valve switch is light, small in size, reliable in sealing, simple in structure and convenient to maintain, can be made into a larger caliber, and the sealing surface and the spherical surface are always in a closed state and are not easy to erode by a medium. When water needs to be drained, the hand wheel is rotated, the valve rod moves reversely, and the angular plane at the bottom of the valve rod enables the ball to be separated from the valve seat; the valve stem continues to lift and interact with the guide pin in the helical groove of the valve stem to cause the ball to begin to rotate frictionless until the fully open position is reached, the valve stem is lifted to the limit position and the ball rotates to the fully open position. After the water discharge is finished, the hand wheel is rotated in the opposite direction, the valve rod begins to descend, and the ball body leaves the valve seat and begins to rotate; the hand wheel is continuously rotated, the valve rod is acted by the guide pin embedded in the spiral groove on the valve rod, and the valve rod and the ball body are simultaneously rotated for 90 degrees; near closure, the ball has rotated 90 ° without contact with the valve seat; the angular plane at the bottom of the valve rod mechanically wedges the ball to press the ball tightly on the valve seat for the last several turns of the hand wheel rotation, so as to achieve complete sealing.

In order to ensure the sealing performance of the oil-water separation device 100 and prevent water leakage, in any of the above technical solutions, optionally, the oil-water separation device 100 further includes a first sealing gasket 140 disposed between the connecting pipe 130 and the oil drain base 220.

In any of the above technical solutions, optionally, the oil-water separation device 100 further includes a second gasket 150 disposed between the drain opening 111 and the drain bolt 112.

It should be noted that the materials of the first gasket 140 and the second gasket 150 are not particularly limited, but those skilled in the art will appreciate that the materials of the first gasket 140 and the second gasket 150 should be resistant to oil corrosion.

The working principle of the oil-water separation device 100 is as follows:

the oil-water separator 100 is connected to the oil drain base 220 at the bottom of the oil tank body 210, and water automatically sinks to the bottom of the oil tank body 210 after fuel oil is added to the oil tank body 210 by using the principle that fuel oil and water have different densities and are incompatible with each other. The oil-water separation device 100 comprises a water reservoir 110 and a fixing member, wherein the water reservoir 110 is in a hollow annular structure, an annular opening is formed in the inner annular wall of the water reservoir 110, the fixing member penetrates through the hollow part of the water reservoir 110 to connect the water reservoir 110 with an oil drainage base 220, and a first through hole is formed in the fixing member to communicate the inner cavity of the oil tank body 210 with the inner cavity of the water reservoir 110. Therefore, water at the bottom of the oil tank body 210 can flow into the water reservoir 110 through the first through hole on the fixing member, and automatic water removal of the oil tank body 210 is realized. By adopting the hollow annular water reservoir 110 and connecting the water reservoir 110 and the oil drain base 220 through the fixing member penetrating through the hollow portion of the water reservoir 110, the oil-water separation device 100 can occupy a smaller vertical space and make full use of the lateral space at the bottom of the oil tank body 210. When the more water yield of water receiver 110 need be stored, can improve the volume of water receiver 110 through the diameter that increases water receiver 110, make water receiver 110 under the prerequisite that occupies less vertical space, still can have great volume, effectively solved because of the limited 110 volume undersize of water receiver that leads to in vertical space, need frequently put the technical problem of water. In addition, above-mentioned oil-water separator 100 is through first through-hole with oil tank body 210 and the 110 inner chamber intercommunication of water receiver, and the size of first through-hole is less for the water that gets into the water receiver 110 inside by separating is under the fuel pressure effect in oil tank body 210, hardly get back to again in the oil tank body 210, effectively prevented to rock the moisture that leads to because of oil tank body 210 and get back to oil tank body 210 again, hinders the realization of fuel oil system function.

The present embodiment further provides an oil tank 200, which includes an oil tank body 210 having an oil drain base 220 at the bottom thereof, and the oil-water separator 100 of any one of the above embodiments, wherein the oil-water separator 100 is connected to the oil drain base 220. Above-mentioned oil tank 200 has automatic dewatering function, and effective volume is bigger, can improve the continuation of the journey mileage of whole car.

In the foregoing explanation of the oil-water separator 100, the operation manner, the operation principle, and the like of the oil-water separator 100 disposed on the oil tank 200 have been described in detail, and are not described again.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An oil-water separation device is connected with an oil drainage base at the bottom of an oil tank body and is characterized by comprising a water receiver and a fixing piece, wherein the water receiver is of a hollow annular structure, an annular opening is formed in the inner annular wall of the water receiver, the fixing piece penetrates through the hollow part of the water receiver to connect the water receiver with the oil drainage base, and a first through hole is formed in the fixing piece to communicate the oil tank body with the inner cavity of the water receiver.

2. The oil-water separator according to claim 1, further comprising a connecting pipe attached to an inner circumferential wall of the water reservoir, wherein a plurality of second through holes are formed in the circumferential wall of the connecting pipe, and the plurality of second through holes correspond to the annular opening and communicate with the first through holes.

3. The oil-water separator according to claim 2, wherein the second through holes are uniformly distributed in a circumferential direction of the connection pipe.

4. The oil-water separator according to claim 1, wherein the fixing member is a fixing bolt, an internal threaded region is formed on an inner wall of the oil drain base, the fixing bolt is screwed to the oil drain base, a screw of the fixing bolt is hollow, and the first through hole is formed in a side wall of a hollow portion of the screw.

5. The oil-water separator according to claim 1, wherein the reservoir is provided with a drain opening, and a drain switch is provided on the drain opening.

6. The oil-water separator according to claim 5, wherein the drain switch is a drain bolt, and an internally threaded region is formed on an inner wall of the drain port, and the drain bolt is screwed to the drain port.

7. The oil-water separator according to claim 5, wherein the drain switch is a ball valve switch.

8. The oil-water separator according to claim 2, further comprising a first gasket disposed between the connecting tube and the oil drain base.

9. The oil and water separator of claim 6, further comprising a second gasket disposed between the drain opening and the drain bolt.

10. An oil tank, characterized by comprising an oil tank body provided with an oil drain base at the bottom and the oil-water separation device as claimed in any one of claims 1 to 9, wherein the oil-water separation device is connected with the oil drain base.