CN219031761U - Oil-water separator for fuel oil filling machine - Google Patents
Oil-water separator for fuel oil filling machine Download PDFInfo
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- CN219031761U CN219031761U CN202223043761.4U CN202223043761U CN219031761U CN 219031761 U CN219031761 U CN 219031761U CN 202223043761 U CN202223043761 U CN 202223043761U CN 219031761 U CN219031761 U CN 219031761U
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Abstract
The utility model discloses an oil-water separation device of a fuel dispenser, which comprises: the top end of the shell is provided with an opening, and the bottom end of the shell is provided with an opening hole; the separation filter element comprises a supporting tube which is suspended in the shell and a plurality of layers of filter screens which are sleeved on the outer side wall of the supporting tube, wherein the outermost layer of filter screens is made of a oleophilic hydrophobic material, and a plurality of through holes are formed in the wall of the supporting tube; the spiral guide vane is sleeved outside the filter screen, and the outer side wall of the spiral guide vane is in sealing contact with the inner wall of the shell; the water collecting cup is detachably arranged at the bottom of the shell. The utility model has the beneficial effects of effectively separating the water in the fuel oil and improving the purity of the fuel oil.
Description
Technical Field
The utility model relates to the field of oil treatment equipment. More particularly, the present utility model relates to a fuel dispenser oil-water separator.
Background
In the process of refining the finished fuel oil by crude oil, a trace amount of moisture is unavoidable, in addition, a small amount of moisture is left in an underground oil tank of most of domestic gas stations due to early construction and other reasons, the moisture is positioned at the bottom layer of the oil tank because of the density of the moisture being higher than that of the fuel oil, and if the bottom layer water level is high to be close to a bottom valve of the oil pump, part of the moisture is sucked into the oil pump, enters the gas station and is finally added into an automobile oil tank.
The fuel oil with water can corrode the inner wall of a metal fuel tank, a starting station and a pipeline system of the automobile, so that the inner wall of the fuel tank is rusted, the sealing performance of a pipeline sealing ring is reduced, rust slag particles in the fuel tank can block a filter screen of an oil supply system, the liquid flow resistance is increased, the oil supply quantity is reduced, the power of the automobile is insufficient, and even the automobile is flameout in the running process, and traffic accidents can be caused when the fuel oil is seriously used; moisture can also adversely affect most additives in the fuel, causing them to hydrolyze, emulsifying, agglomerating or separating, rendering these additives useless, resulting in reduced fuel performance. At present, most fuel dispensers use a common oil filter element, and the filter element can only block particulate matters in oil, and water in the oil can also pass through the filter element, so that the filter element is added into an automobile oil tank; in addition, a water-absorbing filter element is adopted by a part of fuel oiling machine, when oil passes through the water-absorbing filter element, moisture can be absorbed, so that a certain oil-water separation effect is achieved, but the influence of the volume of the filter element is realized, when the water content in the oil is large, the water absorption of the filter element is saturated easily, and the filter element material is expanded, so that a filtering channel is blocked, the moisture can not be continuously and effectively separated, the hydraulic resistance of the oiling machine is increased, and even the oiling machine can not work normally. Therefore, how to design the oil-water separator for the fuel oil filling to obtain the beneficial effects of effectively separating water in the fuel oil, improving the purity of the fuel oil and keeping the performance of the fuel oil is worth.
Disclosure of Invention
It is an object of the present utility model to solve at least the above problems and to provide at least the advantages to be described later.
To achieve these objects and other advantages and in accordance with the purpose of the utility model, there is provided an oil-water separator for a fuel dispenser, comprising:
the top end of the shell is provided with an opening, and the bottom end of the shell is provided with an opening hole;
the separation filter element comprises a supporting tube which is suspended in the shell and a plurality of layers of filter screens which are sleeved on the outer side wall of the supporting tube, wherein the outermost layer of filter screens is made of a oleophilic hydrophobic material, and a plurality of through holes are formed in the wall of the supporting tube;
the spiral guide vane is sleeved outside the filter screen, and the outer side wall of the spiral guide vane is in sealing contact with the inner wall of the shell;
the water collecting cup is detachably arranged at the bottom of the shell.
Preferably, the spiral guide vane comprises a shell, and the spiral guide vane is characterized by further comprising an adapter body which is detachably arranged at the upper end of the shell, wherein an oil inlet pipe and a plurality of oil discharge pipes are arranged on the adapter body, the outlet end of the oil inlet pipe is opposite to the spiral guide vane, and the inlet ends of the plurality of oil discharge pipes are opposite to the top end of the support pipe.
Preferably, the device further comprises a transfer connecting pipe, wherein the transfer connecting pipe is arranged at the inlet end of the oil drain pipe and is communicated with the inlet ends of the plurality of oil drain pipes, and a first thread is arranged on the outer side wall of the transfer connecting pipe;
the filter element upper cover is detachably arranged at the upper end of the supporting tube, a second thread corresponding to the first thread is arranged on the inner side wall of the filter element upper cover, and an oil drain hole is formed in the filter element upper cover.
Preferably, the filter element further comprises a disc-shaped connecting part, wherein the disc-shaped connecting part is connected with the upper end of the supporting tube and the upper end of the filter screen, a plurality of first screw holes are formed in the upper cover of the filter element, a plurality of second screw holes corresponding to the first screw holes are formed in the disc-shaped connecting part, and the corresponding first screw holes and second screw holes are fixed through screws.
Preferably, the outer side wall of the adapter is provided with a third thread, the top end of the shell is provided with an L-shaped first fixing part, the inner side wall of the first fixing part is provided with a fourth thread corresponding to the third thread, and the adapter is in threaded connection with the first fixing part.
Preferably, a third screw hole is formed in the side wall of the adapter body at the outlet end of the oil inlet pipe, a fourth screw hole corresponding to the third screw hole is formed in the spiral guide vane, and the corresponding third screw hole and fourth screw hole are fixed through screws.
Preferably, the bottom of the shell is symmetrically provided with a second fixing part, a plurality of fifth screw eyes are arranged on the second fixing part, the section of the water collecting cup is U-shaped, the free end of the water collecting cup is provided with a plurality of sixth screw eyes corresponding to the fifth screw eyes, and the corresponding fifth screw eyes and the sixth screw eyes are fixed through screws.
Preferably, the filter element comprises a filter element lower cover, the cross section of the filter element lower cover is in an I shape, the filter element lower cover is arranged at the bottom end of the separation filter element, and the filter element lower cover is connected with the lower end of the support tube and the lower end of the filter screen.
Preferably, the filter element further comprises a supporting spring, wherein the supporting spring is arranged between the filter element lower cover and the shell, one end of the supporting spring is connected with the bottom end of the filter element lower cover, and the other end of the supporting spring is connected with the bottom end of the shell.
Preferably, the closed end of the water collecting cup is provided with a threaded hole, and the water collecting cup further comprises a water discharging screw plug which is in sealing threaded connection with the threaded hole.
The utility model at least comprises the following beneficial effects:
according to the oil-water separation device, oil can generate a certain degree of centrifugal force under the action of the spiral guide vane, and fuel oil with different densities in the oil can be separated from water by the generated centrifugal force, wherein the fuel oil is allowed to pass through the outermost layer of the oleophilic and hydrophobic filter screen, water is blocked outside, when the water content gradually increases, larger water drops are gathered together, the water drops flow downwards under the action of gravity and finally flow into the water collecting cup, so that the beneficial effects of effectively separating the fuel oil from the water in the oil, improving the purity of the fuel oil and keeping the performance of the fuel oil are achieved.
The second, the separation filter element adopted by the utility model separates the fuel oil from the water by using the hydrophobic filter screen of the outmost layer, and the problem that the oil-water separation effect is affected because the water absorption capacity of the filter element is saturated is avoided.
Thirdly, the oil-water separation device has a simple structure and is easy to disassemble and install, so that the oil-water separation device can conveniently replace components in the oil-water separation device to adapt to different fuel dispensers.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is a cross-sectional view of the oil-water separator according to one embodiment of the present utility model;
FIG. 2 is a cross-sectional view of the oil-water separator according to one embodiment of the present utility model;
FIG. 3 is a cross-sectional view of the adapter according to one embodiment of the present utility model;
FIG. 4 is a cross-sectional view of the water collection cup of one embodiment of the present utility model;
fig. 5 is an enlarged view of structure a in fig. 2.
Detailed Description
The present utility model is described in further detail below with reference to the drawings to enable those skilled in the art to practice the utility model by referring to the description.
It should be noted that the experimental methods described in the following embodiments, unless otherwise specified, are all conventional methods, and the reagents and materials, unless otherwise specified, are all commercially available; in the description of the present utility model, the orientation or positional relationship indicated by the terms are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
As shown in fig. 1 to 5, the present utility model provides an oil-water separator for a fuel dispenser, comprising:
the shell 21 is provided with an opening at the top end, an opening hole is formed at the bottom end of the shell 21, the shell 21 can be in a shape of a cylindrical shape with equal thickness, a cuboid shape or a cylindrical shape with upper thickness and lower thickness, the shell 21 can be in a cylindrical shape with a diameter of 156mm and a height of 365mm, the shell 21 is more suitable for a fuel dispenser, oil enters from the top end of the shell 21, and separated water flows out of the shell 21 through the opening hole;
the separation filter element comprises a supporting tube 23 suspended in the shell 21 and a plurality of layers of filter screens 24 sleeved on the outer side wall of the supporting tube 23, wherein the outermost layer of filter screens 24 are made of oleophilic hydrophobic materials, a plurality of through holes are formed in the tube wall of the supporting tube 23, the number of layers of the multi-layer filter screens 24 is at least three, the innermost layer of filter screens 24 are steel wire filter screens, the steel wire filter screens are beneficial to enhancing the compression resistance of the filter screens 24, deformation of the outermost layer of filter screens 24 caused by oil impact pressure is reduced, the middle layer of filter screens 24 are made of paper, the paper material enables the filter screens 24 to filter out tiny particles in fuel which have passed through the outermost layer of filter screens 24, the purity of the fuel is improved, the oleophilic hydrophobic material only allows the fuel to pass through, free moisture in the oil is blocked outside, and the oil enters the supporting tube 23 through the outermost layer of oleophilic hydrophobic filter screens 24 and the through holes;
the spiral guide vane 22 is sleeved outside the filter screen 24, the outer side wall of the spiral guide vane 22 is in sealing contact with the inner wall of the shell 21, the spiral guide vane 22 can be made of copper, iron or stainless steel, the cost of the material is low, the oil-water separation device is low in cost and wide in adaptability, oil enters from the top end of the shell 21 and flows rotationally along the spiral guide vane 22, the spiral guide vane 22 enables the flowing direction of the oil to be vertically ingested and converted into rotational flow, and a certain centrifugal force is formed in the rotational flow process, so that the fuel oil and the water with different densities are separated;
the water collection cup 3 is detachably arranged at the bottom of the shell 21, the cross section of the water collection cup 3 can be U-shaped, round or cuboid-like, oil liquid is separated from free water by centrifugal force generated by the rotational flow of the spiral guide vane 22, water with higher density can be blocked by the outermost filter screen 24, when the water content blocked at the outer side gradually increases, water drops can be gathered together to form larger water drops, the water drops flow downwards under the action of gravity and finally enter the water collection cup 3, and a water level sensor can be installed in the water collection cup 3 and used for automatically monitoring the water level in the water collection cup 3 so as to achieve the beneficial effect of reminding water discharge.
In the above technical solution, the oil enters from the top end of the casing 21, flows along the spiral guide vane 22 in a rotating way, forms a certain centrifugal force in the rotating and flowing process, and separates the fuel oil with different densities from the water in the oil, wherein the fuel oil with smaller density hits the outermost filter screen 24, and the fuel oil is allowed to pass through the filter screen 24 and then enter the support tube 23 through the through holes because the filter screen 24 of the outermost layer is made of a hydrophilic-hydrophobic material; the water with higher density is blocked by the outermost filter screen 24 of the oleophilic and hydrophobic material, when the water content blocked at the outer side gradually increases, the water drops can be gathered together to form larger water drops, the water drops flow downwards under the action of gravity and finally enter the water collecting cup 3 through the open holes at the bottom end of the shell 21, so that the beneficial effects of effectively separating fuel oil and water in the oil liquid and improving the purity of the fuel oil are achieved.
In another technical scheme, the oil-water separation device further comprises an adapter body 1 which is detachably arranged at the upper end of the shell 21, wherein an oil inlet pipe 11 and a plurality of oil outlet pipes 12 are arranged on the adapter body 1, the outlet ends of the oil inlet pipes 11 are opposite to the spiral guide vane 22, the inlet ends of the plurality of oil outlet pipes 12 are opposite to the top ends of the supporting pipes 23, the inlet ends of the oil inlet pipes 11 are communicated with a gas station underground pipeline, the outlet ends of the oil outlet pipes 12 are communicated with a flow transducer of a oiling machine, oil flows out of the gas station underground pipeline and enters the oil-water separation device through the oil inlet pipes 11, separated oil enters the plurality of oil outlet pipes 12 through the supporting pipes 23 and then enters the flow transducers of the oiling machine and the oil guns at the tail ends of the plurality of vehicles, the adapter body 1 achieves the beneficial effects that the oil-water separation device is communicated with the gas station, and the plurality of oil outlet pipes 12 achieve the beneficial effects that the separated oil can enter the plurality of vehicles through the flow transducers of the plurality of oiling machines at the same time.
In another technical scheme, the fuel separator further comprises a transfer connecting pipe 13 which is arranged at the inlet end of the fuel discharging pipe 12 and is communicated with the inlet ends of the plurality of fuel discharging pipes 12, the outer side wall of the transfer connecting pipe 13 is provided with first threads, and fuel separated by the spiral guide vane 22 and the separation filter element is communicated into the plurality of fuel discharging pipes 12 through the transfer connecting pipe 13, so that the separated fuel can enter a plurality of vehicles through the flow converter of the oiling machine simultaneously;
still include filter core upper cover 231, it can dismantle the locating the upper end of stay tube 23, be equipped with on the inside wall of filter core upper cover 231 with the second screw thread that corresponds of first screw thread, set up the oil drain hole on the filter core upper cover 231, filter core upper cover 231 accessible screw, spiral shell eye or mode of bolt eye, bolt with the stay tube 23 realizes dismantling to be connected, filter core upper cover 231 with switching connecting pipe 13 passes through first screw thread second screw thread realizes threaded connection, and then realizes stay tube 23 with the connection of switching body 1, threaded connection's mode makes the stay tube 23 is dismantled more conveniently with the installation of switching body 1, thereby realizes changing stay tube 23 or the more convenient beneficial effect of switching body 1.
In another technical solution, the filter element further includes a disc-shaped connecting portion 233, which connects the upper end of the support tube 23 and the upper end of the filter screen 24, the filter element upper cover 231 is provided with a plurality of first screw holes, the disc-shaped connecting portion 233 is provided with a plurality of second screw holes corresponding to the first screw holes, the corresponding first screw holes and the corresponding second screw holes are fixed by screws, the disc-shaped connecting portion 233 fixedly connects the upper end of the support tube 23 and the upper end of the filter screen 24, so that the filter screen 24 and the support tube 23 are connected into a whole, the disc-shaped connecting portion 233 is in an "h" shape, and the disc-shaped connecting portion 233 is helpful for enhancing the bearing capacity of the connection between the support tube 23 and the upper end of the filter screen 24, thereby reducing the movement of the filter screen 24 caused by the oil pressure, and reducing the influence on the oil-water separation effect; the first screw hole, the second screw hole and the screw are arranged to enable the installation and the disassembly of the filter element upper cover 231 and the disc-shaped connecting portion 233 to be more convenient, so that the installation and the disassembly of the filter element upper cover 231 and the separation filter element are more convenient, a sealing gasket can be installed between the filter element upper cover 231 and the disc-shaped connecting portion 233, and the sealing gasket can prevent fuel oil from being separated from entering a gap between the filter element upper cover 231 and the separation filter element to cause fuel oil overflow.
In another technical scheme, a third thread is arranged on the outer side wall of the adapter body 1, an L-shaped first fixing portion 211 is arranged at the top end of the shell 21, a fourth thread corresponding to the third thread is arranged on the inner side wall of the first fixing portion 211, the adapter body 1 is connected with the first fixing portion 211 in a threaded manner, the adapter body 1 and the shell 21 are detachably connected through the first fixing portion 211, the third thread and the fourth thread located on the inner side wall of the first fixing portion 211, the connection mode enables the adapter body 1 and the shell 21 to be more convenient to install and detach, and a sealing gasket can be installed on the horizontal side wall, perpendicular to the inner side wall of the first fixing portion 211, namely, the adapter body 1 and the first fixing portion 211 are in non-threaded contact with each other, and the sealing gasket prevents fuel from being separated into a gap at the connection position of the adapter body 1 and the shell 21, so that fuel leakage occurs.
In another technical scheme, a third screw hole is formed in the side wall of the adapter body 1 at the outlet end of the oil inlet pipe 11, a fourth screw hole corresponding to the third screw hole is formed in the screw guide plate 22, the corresponding third screw hole and the fourth screw hole are fixed through screws, and the arrangement of the third screw hole, the fourth screw hole and the screws enables the adapter body 1 to be detachably connected with the screw guide plate 22, so that the adapter body 1 and the screw guide plate 22 are more convenient to install and detach.
In another technical scheme, the bottom of the shell 21 is symmetrically provided with a second fixing portion 212, a plurality of fifth screw eyes are formed in the second fixing portion 212, the cross section of the water collecting cup 3 is in a U-like shape, a plurality of sixth screw eyes corresponding to the fifth screw eyes are formed in the free end of the water collecting cup 3, the corresponding fifth screw eyes and the sixth screw eyes are fixed through screws, the fifth screw eyes, the sixth screw eyes and the screws enable the water collecting cup 3 to be detachably connected with the second fixing portion 212, further the water collecting cup 3 is detachably connected with the shell 21, the water collecting cup 3 is more conveniently installed and detached at the bottom of the shell 21, and the arrangement of the second fixing portion 212 prevents screws from penetrating through the shell 21, so that damage to the shell 21 due to screw punching and fixing is reduced.
In another technical scheme, the filter element lower cover 232 is shaped like an "i" in cross section, the filter element lower cover 232 is disposed at the bottom end of the separation filter element, the filter element lower cover 232 is connected with the lower end of the support tube 23 and the lower end of the filter screen 24, and the lower end of the support tube 23 and the lower end of the filter screen 24 are sealed to form a whole, so that fuel separated into the support tube 23 can only enter the oil drain tube 12 from the upper end, but not the fuel separated into the support tube 23 enters the water collecting cup 3, and the filter element lower cover 232 is shaped like an "i", which is helpful for enhancing the pressure bearing capability of the junction of the support tube 23 and the lower end of the filter screen 24, thereby reducing the movement of the filter screen 24 caused by the pressure of the oil, and reducing the influence on the oil-water separation effect.
In another technical scheme, still include supporting spring 4, it locates between the filter core lower cover 232 with casing 21, the one end of supporting spring 4 is connected the bottom of filter core lower cover 232, the other end is connected the bottom of casing 21, the material of supporting spring 4 can be alloy steel or carbon steel material, the material makes elastic performance, fatigue limit and the shock-resistant ability of supporting spring 4 are stronger, the setting of supporting spring 4 makes the separation filter core below has certain holding power, prevents because of separation filter core with the threaded connection of adapter 1 takes place not hard up and causes separation filter core break away from in adapter 1.
In another technical scheme, the closed end of the water collecting cup 3 is provided with a threaded hole, the water collecting cup further comprises a water drain screw plug 31 which is in sealing threaded connection with the threaded hole, the water drain screw plug 31 is in threaded connection with the threaded hole, the water drain screw plug 31 and the water collecting cup 3 are detachably connected, a sealing gasket is installed between the water drain screw plug 31 and the water collecting cup 3, water in the water collecting cup 3 enters a gap between the water collecting cup 3 and the water drain screw plug 31 to enable water overflow and leakage to occur, and the water drain screw plug 31 is arranged to enable the water collecting cup 3 to drain conveniently without integrally disassembling the water collecting cup 3.
Although embodiments of the present utility model have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the utility model would be readily apparent to those skilled in the art, and accordingly, the utility model is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (10)
1. The utility model provides a fuel tanker oil water separator which characterized in that includes:
the top end of the shell is provided with an opening, and the bottom end of the shell is provided with an opening hole;
the separation filter element comprises a supporting tube which is suspended in the shell and a plurality of layers of filter screens which are sleeved on the outer side wall of the supporting tube, wherein the outermost layer of filter screens is made of a oleophilic hydrophobic material, and a plurality of through holes are formed in the wall of the supporting tube;
the spiral guide vane is sleeved outside the filter screen, and the outer side wall of the spiral guide vane is in sealing contact with the inner wall of the shell;
the water collecting cup is detachably arranged at the bottom of the shell.
2. The oil-water separator for fuel and oil supply of claim 1, further comprising an adapter detachably disposed at the upper end of the housing, wherein the adapter is provided with an oil inlet pipe and a plurality of oil discharge pipes, the outlet end of the oil inlet pipe is opposite to the spiral guide vane, and the inlet ends of the plurality of oil discharge pipes are opposite to the top end of the support pipe.
3. The fuel dispenser oil-water separator according to claim 2, further comprising a transfer connection pipe which is provided at an inlet end of the oil discharge pipe and is in communication with inlet ends of the plurality of oil discharge pipes, wherein a first thread is provided on an outer sidewall of the transfer connection pipe;
the filter element upper cover is detachably arranged at the upper end of the supporting tube, a second thread corresponding to the first thread is arranged on the inner side wall of the filter element upper cover, and an oil drain hole is formed in the filter element upper cover.
4. The oil-water separator for fuel oil and refueling machine according to claim 3, further comprising a disk-shaped connecting part connecting the upper end of the supporting tube and the upper end of the filter screen, wherein a plurality of first screw holes are formed in the upper cover of the filter element, a plurality of second screw holes corresponding to the first screw holes are formed in the disk-shaped connecting part, and the corresponding first screw holes and second screw holes are fixed through screws.
5. The oil-water separator of fuel dispenser according to claim 2, wherein the outer side wall of the adapter is provided with a third thread, the top end of the housing is provided with an L-shaped first fixing portion, the inner side wall of the first fixing portion is provided with a fourth thread corresponding to the third thread, and the adapter is in threaded connection with the first fixing portion.
6. The oil-water separator of fuel dispenser according to claim 2, wherein a third screw hole is formed on a side wall of the adapter body at the outlet end of the oil inlet pipe, a fourth screw hole corresponding to the third screw hole is formed on the spiral guide vane, and the corresponding third screw hole and fourth screw hole are fixed by screws.
7. The oil-water separator for fuel and oil filling according to claim 1, wherein the bottom of the housing is symmetrically provided with a second fixing portion, a plurality of fifth screw holes are formed in the second fixing portion, the cross section of the water collecting cup is U-shaped, a plurality of sixth screw holes corresponding to the fifth screw holes are formed in the free end of the water collecting cup, and the corresponding fifth screw holes and the sixth screw holes are fixed through screws.
8. The oil-water separator for fuel oil and refueling machine according to claim 1, further comprising a filter element lower cover having an "i" -shaped cross section, wherein the filter element lower cover is provided at the bottom end of the separation filter element, and wherein the filter element lower cover connects the lower end of the support tube with the lower end of the filter screen.
9. The fuel dispenser of claim 8, further comprising a support spring disposed between said filter element lower cover and said housing, one end of said support spring being connected to the bottom end of said filter element lower cover and the other end being connected to the bottom end of said housing.
10. The oil-water separator for fuel oil and refueling machine according to claim 1, wherein the closed end of the water collecting cup is provided with a threaded hole, and further comprising a drain plug screw which is in sealing threaded connection with the threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223043761.4U CN219031761U (en) | 2022-11-16 | 2022-11-16 | Oil-water separator for fuel oil filling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223043761.4U CN219031761U (en) | 2022-11-16 | 2022-11-16 | Oil-water separator for fuel oil filling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219031761U true CN219031761U (en) | 2023-05-16 |
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ID=86290548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223043761.4U Active CN219031761U (en) | 2022-11-16 | 2022-11-16 | Oil-water separator for fuel oil filling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219031761U (en) |
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2022
- 2022-11-16 CN CN202223043761.4U patent/CN219031761U/en active Active
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