CN215026702U - Automatic display and alarm device for filter element blockage degree of oil filter - Google Patents
Automatic display and alarm device for filter element blockage degree of oil filter Download PDFInfo
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- CN215026702U CN215026702U CN202121247370.7U CN202121247370U CN215026702U CN 215026702 U CN215026702 U CN 215026702U CN 202121247370 U CN202121247370 U CN 202121247370U CN 215026702 U CN215026702 U CN 215026702U
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Abstract
The utility model provides an automatic display and alarm device for the clogging degree of a filter element of an oil filter, which comprises a filter shell, a filter element clapboard and a differential pressure sensor, wherein the surface of the filter shell is provided with the differential pressure sensor connected with the filter shell, the filter shell is provided with two groups of oil holes along the oil flow direction, the two groups of oil holes are respectively communicated with pressure measuring holes at the two ends of the differential pressure sensor, a filter element clapboard arranged on the inner wall of the filter shell is arranged between the two groups of oil holes, the filter element clapboard is of a hollow structure, a filter element is arranged on the filter element clapboard, the filter element and the inner wall of the filter element shell form an oil inlet channel, the utility model adopts the differential pressure sensor to measure two pressures before passing through the filter element and after passing through the filter element, no matter how the working condition of the outlet of the filter changes, the numerical value monitored by the differential pressure sensor is subjected to the same increase and decrease changes, and the measuring accuracy is not influenced, the cost is reduced.
Description
Technical Field
The utility model relates to a filter core blocks up check out test set technical field, especially relates to filter core blocks up degree automatic display and alarm device of oil filter.
Background
In the prior art, a pressure gauge is usually installed at the top of a filter of an oil filter to display the pressure in the filter, and the pressure gauge is used as a criterion for judging whether the filter element is blocked, usually 3bar (pressure gauge reading) is used as a condition for replacing the filter element, and the reading of the pressure gauge at the top of the filter is different due to different working conditions of an outlet of the filter, so that the blocking degree of the filter element cannot be truly reflected.
For example, be connected to a liquid level about 10 meters ordinary pressure oil tank at the filter outlet, 10 meters high oil level just provides 1 bar's of pressure equivalent, and the reading of filter top manometer just becomes 3bar from 2bar originally, changes the filter this moment, is equivalent to the filter core and has only used 2/3's pollutant carrying capacity, has wasted the resource, has increased the cost, consequently, the utility model provides an oil filter's filter core jam degree automatic display and alarm device.
Disclosure of Invention
The utility model discloses the technical problem who solves is the defect of overcoming prior art existence, the utility model discloses a differential pressure sensor is installed, measures two pressures before passing through the filter core and after passing through the filter core, no matter how the operating mode of filter export changes, the numerical value that differential pressure sensor monitored all carries out the same increase and decrease change, can not influence the measuring degree of accuracy, the cost is reduced.
In order to solve the technical problem, the utility model discloses a technical scheme is: the automatic filter element blockage degree display and alarm device of the oil filter comprises a filter shell, a filter element partition plate and a pressure difference sensor, wherein the surface of the filter shell is provided with the pressure difference sensor connected with the filter shell, two groups of oil holes are formed in the filter shell along the oil flow direction, the two groups of oil holes are respectively communicated with pressure measuring holes at two ends of the pressure difference sensor, the filter element partition plate arranged on the inner wall of the filter shell is arranged between the two groups of oil holes, the filter element partition plate is of a hollow structure, a filter element is arranged on the filter element partition plate, and an oil inlet channel is formed between the filter element and the inner wall of the filter element shell.
Furthermore, a sensor base used for installing the differential pressure sensor is arranged on the filter shell, a liquid guide hole is formed in the sensor base, and a pipeline between the differential pressure sensor and the filter element penetrates through the liquid guide pipe.
Further, the pressure difference sensor is connected with a PLC controller, and the PLC controller is connected with an alarm for alarming.
Compared with the prior art, the utility model, the beneficial effects include:
1. the utility model discloses a differential pressure sensor is installed, measures two pressures before passing through the filter core and after passing through the filter core, no matter how the operating mode of filter export changes, the numerical value that differential pressure sensor monitored all carries out the same increase and decrease change, can not influence the measuring degree of accuracy, has reduced the cost.
Drawings
The disclosure of the present invention is explained with reference to the drawings. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the invention. In the drawings, like reference numerals are used to refer to like parts. Wherein:
fig. 1 schematically shows a schematic structural view of an automatic filter element blockage degree display and alarm device of an oil filter according to an embodiment of the invention;
reference numbers in the figures: 1-a sensor base, 2-a differential pressure sensor, 3-a filter element, 4-a filter shell, 5-a filter element clapboard and 6-an oil inlet channel.
Detailed Description
It is easily understood that, according to the technical solution of the present invention, a plurality of alternative structural modes and implementation modes can be proposed by those skilled in the art without changing the spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical solutions of the present invention, and should not be considered as limiting or restricting the technical solutions of the present invention in their entirety or in any other way.
According to an embodiment of the present invention, shown in fig. 1: the automatic filter element blockage degree display and alarm device of the oil filter comprises a filter shell 4, a filter element partition plate 5 and a pressure difference sensor 2, the pressure difference sensor 2 connected with the filter shell 4 is arranged on the surface of the filter shell 4, two groups of oil holes are formed in the filter shell 4 along the oil flow direction, the two groups of oil holes are respectively communicated with pressure measuring holes at two ends of the pressure difference sensor 2, the filter element partition plate 5 installed on the inner wall of the filter shell 4 is arranged between the two groups of oil holes, the filter element partition plate 5 is of a hollow structure, a filter element 3 is installed on the filter element partition plate 5, and the filter element 3 and the inner wall of the filter element 3 shell form an oil inlet channel 6.
Be provided with sensor base 1 that is used for installing differential pressure sensor 2 on filter housing 4, the drain hole has been seted up on sensor base 1, differential pressure sensor 2 and the pipeline of crossing between the filter core 3 pass the catheter, through sensor base 1 with differential pressure sensor 2 stable mounting on filter housing 4, differential pressure sensor 2 is connected with the PLC controller, the PLC controller is connected with the alarm that is used for the alarm, through differential pressure sensor 2 real-time detection oil pressure, when being higher than the setting value, the PLC controller sends the police dispatch newspaper through the alarm, the suggestion staff in time changes filter core 3, the PLC controller model: and S7-200 smart.
As an embodiment of the utility model, the oil filter is when using, oil flows in to filter core 3 through oil feed passageway 6, along with the particulate matter adheres to inside filter core 3, oil passes the resistance increase of filter core 3, the pressure that makes 2 two places of differential pressure sensor is different, differential pressure sensor 2 detects the liquid pressure difference value of filter core 3 back and forth, give the PLC controller with pressure difference value signal transmission, when the pressure difference value surpassed the value of settlement, the alarm is sent out to PLC controller control alarm, remind the staff in time to change filter core 3.
The technical scope of the present invention is not limited to the content in the above description, and those skilled in the art can make various modifications and alterations to the above embodiments without departing from the technical spirit of the present invention, and these modifications and alterations should fall within the protection scope of the present invention.
Claims (3)
1. Automatic filter element blockage degree display and alarm device of an oil filter, and the automatic filter element blockage degree display and alarm device is characterized by comprising a filter shell (4), a filter element partition plate (5) and a differential pressure sensor (2), wherein the surface of the filter shell (4) is provided with the differential pressure sensor (2) connected with the surface of the filter shell, two groups of oil holes are formed in the filter shell (4) along the oil flow direction, the two groups of oil holes are respectively communicated with pressure measuring holes at two ends of the differential pressure sensor (2), the filter element partition plate (5) installed on the inner wall of the filter shell (4) is arranged between the two groups of oil holes, the filter element partition plate (5) is of a hollow structure, a filter element (3) is installed on the filter element partition plate (5), and the filter element (3) and the inner wall of the filter element (3) shell form an oil inlet channel (6).
2. The automatic filter element blockage degree display and alarm device of the oil filter machine according to claim 1, wherein a sensor base (1) for installing the differential pressure sensor (2) is arranged on the filter shell (4), a liquid guide hole is formed in the sensor base (1), and a pipeline between the differential pressure sensor (2) and the filter element (3) penetrates through the liquid guide pipe.
3. The automatic display and alarm device of the clogging degree of the filter element of the oil filter according to claim 1, characterized in that the pressure difference sensor (2) is connected with a PLC controller, and the PLC controller is connected with an alarm for alarming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121247370.7U CN215026702U (en) | 2021-06-04 | 2021-06-04 | Automatic display and alarm device for filter element blockage degree of oil filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121247370.7U CN215026702U (en) | 2021-06-04 | 2021-06-04 | Automatic display and alarm device for filter element blockage degree of oil filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215026702U true CN215026702U (en) | 2021-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121247370.7U Active CN215026702U (en) | 2021-06-04 | 2021-06-04 | Automatic display and alarm device for filter element blockage degree of oil filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215026702U (en) |
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2021
- 2021-06-04 CN CN202121247370.7U patent/CN215026702U/en active Active
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