CN209818193U - Fuel filter with water level meter - Google Patents
Fuel filter with water level meter Download PDFInfo
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- CN209818193U CN209818193U CN201920381145.9U CN201920381145U CN209818193U CN 209818193 U CN209818193 U CN 209818193U CN 201920381145 U CN201920381145 U CN 201920381145U CN 209818193 U CN209818193 U CN 209818193U
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Abstract
The utility model relates to a fire oil filter technical field, disclose an take oil filter that fires of water level gauge. The fuel filter with the water level gauge comprises a shell; the filter element assembly is positioned in the upper cavity inside the shell and used for filtering impurities and moisture of the fuel oil; the water collecting cavity is positioned in the lower cavity inside the shell and is used for collecting the filtered water; the water level meter is arranged on the outer side wall of the shell and is a hollow transparent tube, and two ends of the water level meter are respectively communicated with the upper part and the lower part of the water collecting cavity. The utility model discloses a fuel moisture of filter element group spare filtering, the moisture of filtering is collected to the chamber that catchments, the water level gauge is installed on the lateral wall of shell, it is outside to make the water level gauge expose at fuel filter, the both ends of water level gauge communicate with the upper portion and the lower part in the chamber that catchments respectively, form the linker, water level height equals the intracavity water level height that catchments in the water level gauge, water level height in the chamber that catchments is monitored through observing the water level height in the water level gauge, the end user of being convenient for judges when to drain, simple structure.
Description
Technical Field
The utility model relates to a fire oil filter technical field, especially relate to a take oil filter that fires of water level gauge.
Background
Fuel is a source of engine power and, prior to use, contains impurities and moisture. The existence of impurities can cause the blockage of an oil way and a measuring hole, so that the abrasion of the cylinder and the piston assembly is aggravated, and the service life of the piston assembly is shortened; the water in the fuel oil can damage an oil film which plays a lubricating role in precision friction, and the damage of the lubricating oil film can enable precision devices such as an oil pump and the like to be in a dry friction or semi-dry friction state, and even cause the failure of the oil pump. In addition, water in the fuel can promote the formation of microorganisms, pollutants generated by the microorganisms can reduce the service life of the filter element, and the replacement frequency of the filter element is increased. Therefore, the cleanliness of the fuel has a great influence on the reliability and the service life of the fuel system.
The fuel filter is used for filtering water and impurities in fuel oil, the filtered water is collected into a water collecting cavity of the fuel filter, and water in the water collecting cavity needs to be discharged in time. A water drain valve is usually provided at the bottom of the fuel filter for the end user to drain the water accumulated in the water collection chamber. But instead. The end user can not see the water level in the water collecting cavity from the outside, so that the end user is not convenient to observe the water level in real time and judge when to drain water, the fuel filter can not drain water in time in actual use, and the quality of fuel entering an engine is influenced.
In the prior art, a water level sensor capable of sensing the height of a water level is arranged in a water collecting cavity, and when the water level in the water collecting cavity exceeds a preset water level height, an alarm is started to give an alarm to inform a terminal user of discharging water. However, such filters require additional circuitry and control systems to assist, are costly, complex in construction, and do not meet the different requirements of different end users for the predetermined water level height. There are two further disadvantages to using a level sensor to monitor water level height: 1. when a vehicle encounters a bumpy road surface or a slope road surface, the water level in the water collecting cavity cannot be in a horizontal state, so that the water level sensor is easy to give a false alarm; 2. once the water level sensor breaks down, the water level sensor can not send out a water level alarm signal, so that the water in the water collecting cavity can not be discharged in time.
SUMMERY OF THE UTILITY MODEL
Based on it, an object of the utility model is to provide a take water level gauge fire oil filter to the cost that the solution was brought because of using level sensor to judge the fire oil filter of water level height in the chamber that catchments is with high costs, the problem that the circuit is complicated, the wrong report is alert and can't report to the police.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a fuel filter with a water level gauge, comprising:
a housing;
the filter element assembly is positioned in the upper chamber inside the shell and is used for filtering impurities and moisture of the fuel oil;
the water collecting cavity is positioned in the lower cavity inside the shell and is used for collecting the filtered water;
and the water level meter is arranged on the outer side wall of the shell and is a hollow transparent pipe, and two ends of the water level meter are respectively communicated with the upper part and the lower part of the water collecting cavity.
Further, still include the water level meter installation cavity, the shell includes the main casing body, the partial lateral wall indent of the main casing body forms the water level meter installation cavity, the water level meter install in the water level meter installation cavity the upper end of water level meter installation cavity with set up the passageway between the upper portion in chamber that catchments.
Further, the shell still includes casing and bottom plate, go up the casing install in the upper portion of the main casing body, the bottom plate install in the bottom of the main casing body, go up the casing with the main casing body encloses into the inside last cavity of shell, the bottom plate with the main casing body encloses into the inside lower cavity of shell, the lower terminal surface of water level appearance installation cavity with leave the clearance between the terminal surface of bottom plate.
Furthermore, the water-saving device also comprises a water drain valve, and the water drain valve is arranged on the bottom plate.
Further, still include first sealing washer, first sealing washer install in the upper end of water level appearance is used for with the upper end of water level appearance with the intercommunication chamber on water collecting cavity upper portion is sealed.
Further, still include the second sealing washer, the second sealing washer install in the lower extreme of water level appearance, the external diameter of first sealing washer is less than the external diameter of second sealing washer, the second sealing washer be used for with the lower extreme of water level appearance with the intercommunication chamber of catchmenting the chamber lower part is sealed.
Furthermore, an internal thread is arranged in the water level meter installation cavity, an external thread is arranged on the outer circumferential surface of the water level meter, and the internal thread is correspondingly connected with the external thread.
The water level meter is characterized by further comprising a dirty oil cavity, wherein the dirty oil cavity is separated from the water level meter mounting cavity, the dirty oil cavity is separated from the water collecting cavity, and the dirty oil cavity is used for storing fuel oil to be filtered.
Furthermore, the water level meter also comprises scale mark marks, and the scale mark marks are used for marking the water level in the water level meter.
Further, the lower extreme of water level gauge sets up the dismouting hole.
The utility model has the advantages that:
the utility model discloses a filter element group spare can the filtering fuel moisture, the moisture of filtering is collected to the chamber that catchments, the water level gauge is hollow hyaline tube, and install on the lateral wall of shell, it is outside to make the water level gauge expose at fuel filter, and the both ends of water level gauge communicate with the upper portion and the lower part in the chamber that catchments respectively, the intercommunication ware has been formed, the inside water level height of water level gauge equals the water level height of the intracavity portion that catchments, water level height in the chamber that catchments comes real-time supervision through observing the water level gauge, the terminal user of being convenient for judges when to turn on the water, make the water in the chamber that catchments by in time discharge, avoid too much influence the fuel quality who gets into the engine because of the water. The terminal user can judge the quality of the fuel oil to be filled according to the water level change speed in the water level meter, so that the fuel oil with better quality is selected, and the working reliability and the service life of the fuel oil system are indirectly protected. The fuel filter with the water level meter is simple in structure and low in manufacturing cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts. Wherein:
FIG. 1 is a perspective view of a fuel filter with a water level gauge according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along A-A of the fuel filter with water level indicator of FIG. 1;
FIG. 3 is an enlarged partial view of portion B of the fuel filter with water level gauge of FIG. 2;
fig. 4 is a schematic structural diagram of a water level meter according to an embodiment of the present invention.
In the figure:
1-a housing; 2-a filter element assembly; 3-a water collecting cavity; 4-water level meter; 5-a water level meter installation cavity; 6-channel; 7-a first sealing ring; 8-a second sealing ring; 9-a water drain valve; 10-dirty oil chamber; 20-a third seal ring;
11-a main housing; 12-an upper housing; 13-a base plate; 41-dismounting hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
As shown in fig. 1 to 4, the present embodiment provides a fuel filter with a water level meter, which includes a housing 1, a filter element assembly 2, a water collection chamber 3, and a water level meter 4. The filter element assembly 2 is positioned in an upper chamber inside the shell 1 and used for filtering impurities and moisture of fuel oil, and the filter element assembly 2 comprises a drain hole. The water collecting cavity 3 is positioned in the lower cavity inside the shell 1, is communicated with the drain hole and is used for collecting filtered water; the water level meter 4 is installed on the outer side wall of the shell 1, so that the water level meter 4 is exposed outside the fuel filter, and the water level height in the water level meter 4 can be observed conveniently. Water level meter 4 is hollow hyaline tube, the both ends of water level meter 4 communicate with the upper portion and the lower part of chamber 3 that catchments respectively, the linker has been formed, the inside water level height of water level meter 4 equals the water level height of the chamber 3 inside that catchments, water level height comes the water level height in the chamber 3 of catchmenting of real-time supervision through observing water level meter 4, the end user of being convenient for judges when to drain, make the water in the chamber 3 of catchmenting in time discharged, avoid the fuel quality because of the too much influence of the water of gathering gets into the engine. The terminal user can judge the quality of the injected fuel oil according to the water level change speed in the water level meter 4, so that the fuel oil with better quality is selected, and the working reliability and the service life of the fuel oil system are indirectly protected. The fuel filter with the water level meter is simple in structure and low in manufacturing cost.
As shown in fig. 1 and fig. 2, the fuel filter with a water level meter according to the present embodiment further includes a water level meter installation cavity 5, and the water level meter 4 is installed in the water level meter installation cavity 5. The housing 1 comprises a main housing 11, and a water level meter mounting cavity 5 is formed by partial inner side wall concave of the main housing 11, so that the water level meter 4 is partially exposed outside the fuel filter, and the water level height in the water level meter 4 can be observed conveniently. The concave design of the water level meter installation cavity 5 does not increase the volume of the product, so that the product structure is compact.
As shown in fig. 2, the fuel filter with a water level meter provided in this embodiment further includes a dirty oil chamber 10, and the dirty oil chamber 10 is used for storing fuel to be filtered. Specifically, the dirty oil cavity 10 is located above the water level meter installation cavity 5 and is not communicated with the water level meter installation cavity 5, so that the dirty oil cavity and the water level meter installation cavity are isolated from each other, and the function failure of the water level meter 4 is avoided. Correspondingly, the dirty oil chamber 10 is also isolated from the water collecting chamber 3. In particular, the assembly of the sealing ring on the filter element assembly 2 achieves the function of isolation.
Further, the water collecting device also comprises a water discharging valve 9, and the water discharging valve 9 is arranged at the bottom of the water collecting cavity 3. When the water level in the water collecting cavity 3 reaches the preset height, the water drain valve 9 is opened to drain the water in the water collecting cavity 3. The fuel filter can drain water in time so as to avoid influencing the quality of fuel entering an engine. Specifically, as shown in fig. 3, a passage 6 is provided between the upper end of the water level gauge mounting chamber 5 and the upper portion of the water collection chamber 3, the passage 6 communicating the upper portion of the water collection chamber 3 with the upper end of the water level gauge mounting chamber 5. Correspondingly, the housing 1 further comprises an upper housing 12 and a bottom plate 13, the upper housing 12 is mounted on the upper portion of the main housing 11, the bottom plate 13 is mounted on the bottom portion of the main housing 11, the upper housing 12 and the main housing 11 enclose an upper chamber inside the housing 1, the bottom plate 13 and the main housing 11 enclose a lower chamber inside the housing 1, and a gap is left between the lower end surface of the water level meter mounting cavity 5 and the end surface of the bottom plate 13. Because water level appearance 4 installs in water level appearance installation cavity 5, and water level appearance 4 is the hollow tube, consequently, the lower extreme of water level appearance 4 and the lower part intercommunication in chamber 3 that catchments form the linker, and the inside water level height in water level appearance 4 equals the water level height in the chamber 3 that catchments, and the water level height in chamber 3 that catchments is come real-time supervision through observing water level height in water level appearance 4, and the end user of being convenient for judges when to drain, simple structure, and the cost is with low costs.
Specifically, a third sealing ring 20 is provided between the bottom plate 13 and the main housing 11 to prevent water in the water chamber 3 from leaking out. The inner wall of the upper housing 12 is in contact with the upper end of the filter element assembly 2 for fixing the upper end of the filter element assembly 2. The upper shell 12 is screwed with the main shell 11 and sealed by a fourth sealing ring. When the fuel filter is installed, the filter element assembly 2 and the water level meter 4 which are positioned in the main shell body 11 are installed, the water drain valve 9 is installed on the bottom plate 13, and finally the bottom plate 13 is fixedly installed on the bottom of the main shell body 11.
Furthermore, an internal thread is arranged in the water level meter mounting cavity 5, an external thread is arranged on the outer circumferential surface of the water level meter 4, and the internal thread and the external thread are correspondingly connected, so that the water level meter 4 is fixedly arranged in the water level meter mounting cavity 5. In this embodiment, the connecting thread between the water level meter installation cavity 5 and the water level meter 4 is a zigzag thread, and the self-locking performance is better, so that the looseness of the water level meter 4 can be effectively avoided.
Further, the fuel filter with the water level meter provided by the embodiment further comprises scale mark marks, and the scale mark marks are used for marking the water level in the water level meter 4. The scale mark can be arranged on the side wall of the shell and is positioned beside the water level meter 4; the scale mark can be arranged on the circumference of the water level meter 4, and the end user can observe the scale mark through the water level meter installation cavity 5. The scale mark marks comprise an H mark line, an M mark line and an L mark line which respectively represent a high water level, a middle water level and a low water level. In this embodiment, the position marked by the scale mark is not limited as long as the water level inside the water level gauge 4 can be marked.
Further, the fuel filter with the water level meter provided by the embodiment further comprises a first sealing ring 7, wherein the first sealing ring 7 is installed at the upper end of the water level meter 4 and used for sealing the upper end of the water level meter 4 and the communication cavity at the upper part of the water collecting cavity 3. Because the water level meter 4 is partially exposed outside the fuel filter, external air may enter the upper end of the water level meter 4, and the arrangement of the first sealing ring 7 isolates the external air from the upper end of the water level meter 4 and the communicating cavity at the upper part of the water collecting cavity 3, so that the accuracy of the communicating device cannot be influenced by the external air, and the accuracy that the height of the water level inside the water level meter 4 is equal to that of the water level inside the water collecting cavity 3 is ensured.
Further, the fuel filter with the water level meter provided by the embodiment further comprises a second sealing ring 8, wherein the second sealing ring 8 is installed at the lower end of the water level meter 4 and used for sealing the lower end of the water level meter 4 and the communicating cavity at the lower part of the water collecting cavity 3. Because the water level meter 4 is partially exposed outside the fuel filter, external air may enter the lower end of the water level meter 4, and the second sealing ring 8 isolates the external air from the lower end of the water level meter 4 and the communicating cavity at the lower part of the water collecting cavity 3, so that the accuracy of the communicating device cannot be influenced by the external air, and the accuracy that the water level height inside the water level meter 4 is equal to the water level height inside the water collecting cavity 3 is ensured.
When the water level gauge 4 is assembled in the water level gauge mounting cavity 5, the water level gauge 4 needs to be screwed into the water level gauge mounting cavity 5. If the external diameter of first sealing washer 7 equals with the external diameter of second sealing washer 8 and the diameter of the chamber wall of water level appearance installation cavity 5 respectively, when screwing water level appearance 4 in water level appearance installation cavity 5, the friction of the chamber wall of first sealing washer 7 and water level appearance installation cavity 5, water level appearance 4 can incline to the outside, and influence the assembly of first sealing washer 7 and second sealing washer 8. In this embodiment, the outer diameter of the first sealing ring 7 is smaller than the outer diameter of the second sealing ring 8, so that in the process that the water level gauge 4 is screwed into the water level gauge mounting cavity 5, the first sealing ring 7 does not rub against the cavity wall of the water level gauge mounting cavity 5, and the first sealing ring 7 and the second sealing ring 8 can be assembled conveniently.
Further, the cavity wall of the water level meter installation cavity 5 is a transition surface, and the diameter of the transition surface is larger than the outer diameter of the first sealing ring 7. When the water level gauge 4 is assembled in the water level gauge mounting cavity 5, the first sealing ring 7 is not in contact stress with the cavity wall of the water level gauge mounting cavity 5, so that the water level gauge 4 is prevented from inclining outwards to influence the assembly of the first sealing ring 7 and the second sealing ring 8.
As shown in fig. 4, the water level gauge 4 has a mounting hole 41 at its lower end. Specifically, dismouting hole 41 is the hexagon, makes things convenient for outer hexagonal spanner cover in dismouting hole 41, carries out dismouting and change to water level gauge 4. However, in the present embodiment, the shape of the attaching and detaching hole 41 is not particularly limited as long as the water level gauge 4 can be easily attached and detached and replaced through the attaching and detaching hole 41.
The traditional fuel filter is of a spin-on structure, the main shell 11 is a thin cylindrical stamping part, and a structure required for assembling with the water level meter 4 cannot be formed on the main shell 11 by a stamping process, so that the traditional fuel filter cannot be provided with the water level meter 4. In this embodiment, the main housing 11 is provided with the water level meter installation cavity 5 convenient for installing the water level meter 4, and the water level meter installation cavity is simple in structure and low in manufacturing cost.
In other embodiments, the water level meter 4 can be used with a water level sensor instead of being used alone, that is, the water level meter 4 and the water level sensor are mounted on the housing 1 at the same time. Specifically, the water level meter 4 is installed on the side of the water collecting cavity 3 of the main housing 11, the water level sensor is installed on the bottom plate 13, and the alarm water level of the water level sensor is flush with the M identification line. When water level sensor reports to the police and reminds end user to drain, end user does not necessarily go to drain at the very first time, and when end user observed water level meter 4 the water level rise to flush with the H sign line, show that the water level height in the chamber 3 that catchments has arrived warning water level, must drain this moment, water level meter 4 has played the effect that the secondary was reminded to end user at this moment for water in the chamber that catchments is in time discharged, avoids getting into the fuel quality of engine because of the too much influence of the water of gathering.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. The utility model provides a take fuel filter of water gauge which characterized in that includes:
a housing (1);
the filter element assembly (2) is positioned in an upper chamber inside the shell (1) and is used for filtering impurities and moisture of the fuel oil;
a water collection chamber (3) located in the lower chamber inside the housing (1) for collecting the filtered water;
the water level meter (4) is arranged on the outer side wall of the shell (1), the water level meter (4) is a hollow transparent tube, and two ends of the water level meter (4) are respectively communicated with the upper portion and the lower portion of the water collecting cavity (3).
2. The fuel filter with the water level indicator according to claim 1, further comprising a water level indicator installation cavity (5), wherein the housing (1) comprises a main housing (11), part of the outer side wall of the main housing (11) is concave inwards to form the water level indicator installation cavity (5), the water level indicator (4) is installed in the water level indicator installation cavity (5), and a channel (6) is arranged between the upper end of the water level indicator installation cavity (5) and the upper part of the water collecting cavity (3).
3. The fuel filter with the water level indicator as claimed in claim 2, wherein the housing (1) further comprises an upper housing (12) and a bottom plate (13), the upper housing (12) is mounted on the upper portion of the main housing (11), the bottom plate (13) is mounted on the bottom of the main housing (11), the upper housing (12) and the main housing (11) enclose an upper chamber inside the housing (1), the bottom plate (13) and the main housing (11) enclose a lower chamber inside the housing (1), and a gap is reserved between the lower end face of the water level indicator mounting cavity (5) and the end face of the bottom plate (13).
4. The fuel filter with the water level indicator according to claim 3, further comprising a water drain valve (9), wherein the water drain valve (9) is arranged on the bottom plate (13).
5. The fuel filter with the water level indicator according to claim 2, further comprising a first sealing ring (7), wherein the first sealing ring (7) is mounted at the upper end of the water level indicator (4) and is used for sealing the upper end of the water level indicator (4) and the communication cavity at the upper part of the water collecting cavity (3).
6. The fuel filter with the water level indicator according to claim 5, further comprising a second sealing ring (8), wherein the second sealing ring (8) is mounted at the lower end of the water level indicator (4), the outer diameter of the first sealing ring (7) is smaller than that of the second sealing ring (8), and the second sealing ring (8) is used for sealing the lower end of the water level indicator (4) and a communicating cavity at the lower part of the water collecting cavity (3).
7. The fuel filter with the water level indicator according to claim 2, wherein the water level indicator installation cavity (5) is internally provided with internal threads, the outer circumferential surface of the water level indicator (4) is provided with external threads, and the internal threads are correspondingly connected with the external threads.
8. The fuel filter with the water level indicator as claimed in claim 2, further comprising a dirty oil chamber (10), wherein the dirty oil chamber (10) is isolated from the water level indicator mounting cavity (5), the dirty oil chamber (10) is isolated from the water collecting cavity (3), and the dirty oil chamber (10) is used for storing fuel to be filtered.
9. The fuel filter with water level indicator of claim 1, further comprising a graduation mark for marking the water level in the water level indicator (4).
10. The fuel filter with a water level indicator according to claim 1, wherein the lower end of the water level indicator (4) is provided with a mounting hole (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920381145.9U CN209818193U (en) | 2019-03-25 | 2019-03-25 | Fuel filter with water level meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920381145.9U CN209818193U (en) | 2019-03-25 | 2019-03-25 | Fuel filter with water level meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209818193U true CN209818193U (en) | 2019-12-20 |
Family
ID=68876948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920381145.9U Active CN209818193U (en) | 2019-03-25 | 2019-03-25 | Fuel filter with water level meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209818193U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826736A (en) * | 2019-03-25 | 2019-05-31 | 上海弗列加滤清器有限公司 | A kind of fuel filter with limnimeter |
| EP4159996A1 (en) * | 2021-09-30 | 2023-04-05 | Thermo King Corporation | Methods and systems for monitoring fuel quality and service issues for a power system used in transport |
-
2019
- 2019-03-25 CN CN201920381145.9U patent/CN209818193U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826736A (en) * | 2019-03-25 | 2019-05-31 | 上海弗列加滤清器有限公司 | A kind of fuel filter with limnimeter |
| CN109826736B (en) * | 2019-03-25 | 2024-01-30 | 上海弗列加滤清器有限公司 | Fuel filter with water level meter |
| EP4159996A1 (en) * | 2021-09-30 | 2023-04-05 | Thermo King Corporation | Methods and systems for monitoring fuel quality and service issues for a power system used in transport |
| US11940438B2 (en) | 2021-09-30 | 2024-03-26 | Thermo King Llc | Methods and systems for monitoring fuel quality and service issues for a power system used in transport |
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