CN217152443U - Oil transportation main pump mechanical seal flushing pipeline filtering device and blockage alarm system - Google Patents
Oil transportation main pump mechanical seal flushing pipeline filtering device and blockage alarm system Download PDFInfo
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- CN217152443U CN217152443U CN202123438504.6U CN202123438504U CN217152443U CN 217152443 U CN217152443 U CN 217152443U CN 202123438504 U CN202123438504 U CN 202123438504U CN 217152443 U CN217152443 U CN 217152443U
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Abstract
The utility model provides a filtering device and a blockage warning system for a mechanical seal flushing pipeline of an oil delivery main pump, wherein the filtering device comprises a first valve, a quick-opening filter, a second valve and a differential pressure transmitter, wherein the first valve and the second valve are respectively arranged on an inlet pipeline and an outlet pipeline of the quick-opening filter; the quick-open filter can filter impurities in the lubricating oil and can be quickly disassembled for cleaning when blockage occurs; and the differential pressure transmitter is respectively connected with the inlet and the outlet of the quick-opening filter so as to detect the differential pressure of the inlet and the outlet of the quick-opening filter. The filter blockage alarm system comprises an oil delivery main pump mechanical seal flushing pipeline filtering device and a control terminal background machine, wherein the control terminal background machine is connected with the differential pressure transmitter to monitor the front and back differential pressure of the quick-open filter in real time, and alarms when the differential pressure is too high. The utility model has the advantages of reasonable design, convenient manufacture, standard material, easy acquisition, low overall cost, easy disassembly and assembly and the like.
Description
Technical Field
The utility model relates to an auxiliary device of oil transportation equipment specifically, relates to an oil transportation main pump mechanical seal washes pipeline filter equipment and blocks up alarm system.
Background
The mechanical seal flushing pipeline of the long-distance pipeline centrifugal oil delivery main pump body mainly has the functions of lubricating and cooling the mechanical seal and ensuring normal operation of equipment. Once the blockage problem occurs, the failure of the oil transportation main pump is caused by untimely treatment, and the oil transportation operation is influenced. The filtering device on the mechanical seal flushing pipeline of the pump body of the existing long-distance pipeline centrifugal oil delivery main pump generally has the problems of poor filtering effect, large filter element aperture, small filter screen area, no alarming function, large disassembly difficulty and long operation time, and the filter is integrally disassembled after the pressure release and oil discharge of the pump body are carried out when the filter element is cleaned. In view of this, a set of filter equipment has been designed, has effectively solved above problem, has improved equipment operating efficiency, special application patent.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve at least one of the above-mentioned not enough of prior art existence. For example, one of the purposes of the utility model is to provide a rational in infrastructure, preparation convenience, cost are low, can in time discover to block up the oil transportation main pump mechanical seal washing pipeline filter equipment who handles. If, another object of the utility model is to provide a rational in infrastructure, preparation convenience, cost are low, can in time discover to block up and handle and block up alarm system.
In order to achieve the above objects, an aspect of the present invention provides a filtering apparatus for a mechanical seal flushing pipeline of an oil transportation main pump, the filtering apparatus comprising a first valve, a quick-opening filter, a second valve and a differential pressure transmitter, wherein,
the first valve and the second valve are respectively and fixedly connected with the inlet and the outlet of the quick-opening filter;
the quick-open filter can filter impurities in lubricating oil and can be quickly disassembled for cleaning when blockage occurs;
and the differential pressure transmitter is respectively connected with the inlet and the outlet of the quick-opening filter so as to detect the differential pressure of the inlet and the outlet of the quick-opening filter.
In one exemplary embodiment of an aspect of the present invention, the quick-open filter may be a Y-strainer comprising a strainer body, a strainer cover, and a strainer, wherein,
the filter body comprises an inlet, an outlet and a filter screen cavity, the filter screen is arranged in the filter screen cavity of the filter body, and the filter gland seals the filter screen cavity.
In an exemplary embodiment of an aspect of the present invention, the filter gland may further be provided with a pressure relief hole to relieve pressure in the Y-strainer prior to disassembly.
In an exemplary embodiment of an aspect of the present invention, the filtering device may further include a first connection pipe, a second connection pipe, a first connector, and a second connector, wherein,
the first connecting pipe is connected with the first valve, and the first connecting head is arranged at one end of the first pipeline which is not connected with the first valve;
the second connecting pipe is connected with the second valve, and the second connector is arranged at one end, which is not connected with the second valve, of the second pipeline.
In an exemplary embodiment of an aspect of the present invention, the filter screen may be a honeycomb stainless steel filter element, and the first valve and the second valve may be ball valves.
In an exemplary embodiment of an aspect of the present invention, the differential pressure transmitter may include a first pressure transmitter and a second pressure transmitter, the first pressure transmitter and the second pressure transmitter respectively the inlet and outlet of the quick-open filter are connected to detect the pressure of the inlet and outlet of the quick-open filter.
In an exemplary embodiment of an aspect of the present invention, the Y-filter can filter impurities of more than 30 mesh.
In an exemplary embodiment of an aspect of the present invention, the pressure that the filtering device can endure may be 0 to 10 Mpa.
The utility model discloses an on the other hand provides a filter blockage alarm system, blockage alarm system can include as above arbitrary one oil transportation main pump mechanical seal wash pipeline filter equipment, still include control terminal background machine, control terminal background machine with differential pressure transmitter connects with real time monitoring differential pressure is reported to the police around the quick-open filter and when differential pressure surpassed the regulation scope.
In an exemplary embodiment of an aspect of the present invention, the alarm comprises:
and when the front-back differential pressure of the quick-opening filter is higher than 0.045MPa, a filter blockage alarm is carried out, and when the front-back differential pressure of the quick-opening filter is higher than 0.1MPa, a protective shutdown is carried out.
Compared with the prior art, the beneficial effects of the utility model include at least one of following content:
(1) the device has reasonable design and convenient manufacture, the used materials are standard parts, the device is easy to obtain, the total cost is low, and the device can be widely applied to mechanical seal flushing pipelines of various centrifugal oil delivery main pumps of long-distance pipelines;
(2) the device can real time monitoring oil delivery main pump mechanical seal wash and wash the pipeline jam situation, and in case numerical value appears in the pressure differential transmitter around the filter, just can judge the sign of blockking up appearing, can in time deal with, can effectively avoid causing the trouble that oil delivery main pump mechanical seal leaked the transfinite because of the dumb. Since the oil transportation device is used, the mechanical seal leakage overrun caused by the blockage of a mechanical seal flushing pipeline does not occur, so that the oil transportation operation is influenced;
(3) the device operation is safe convenient, blocks up the back when the filter, and the washing operation personnel become 2 people by original 4 people that need and can accomplish, and maintenance duration also reduces more than half, has improved maintenance efficiency.
Drawings
The above and other objects and/or features of the present invention will become more apparent from the following description taken in conjunction with the accompanying drawings, in which:
fig. 1 shows a schematic structural diagram of a mechanical seal flushing pipeline filtering device of an oil transportation main pump according to an exemplary embodiment of the present invention;
fig. 2 shows a schematic structural diagram of a Y-filter according to an exemplary embodiment of the present invention.
Description of reference numerals:
1-a first connecting joint, 2-a first connecting pipe, 3-a first valve, 4-a quick-opening filter, 41-a filter body, 41 a-an inlet, 41 b-an outlet, 41 c-a filter screen cavity, 42-a filter gland, 43-a filter screen, 5-a second valve, 6-a second connecting pipe and 7-a second connecting joint.
Detailed Description
Hereinafter, the oil transportation main pump mechanical seal flushing pipeline filtering device and the blockage warning system of the invention will be described in detail with reference to the exemplary embodiments.
Fig. 1 shows a schematic structural diagram of a mechanical seal flushing pipeline filtering device of an oil transportation main pump according to an exemplary embodiment of the present invention; fig. 2 shows a schematic structural diagram of a Y-filter according to an exemplary embodiment of the present invention.
In the first exemplary embodiment of the present invention, as shown in fig. 1, the oil transportation main pump mechanical seal flushing pipeline filtering device mainly comprises a first valve 3, a quick-opening filter 4, a second valve 5 and a differential pressure transmitter.
Wherein, the first valve 3 is fixedly arranged at the inlet of the quick-opening filter 4 or a pipeline connected with the well head inlet, and the opening and the closing of the inlet of the quick-opening filter 4 are controlled by the first valve 3. The second valve 5 is fixedly arranged at the outlet of the quick-opening filter 4 or a pipeline connected with the outlet, and the opening and closing of the outlet of the quick-opening filter 4 are controlled by the second valve 5. Here, set up the valve in the front and back of quick-open filter, when dismantling the filter core, close the front and back valve and can dismantle, need not discharge oil to the whole pressure release of pump body, easy operation, safe swift, labour saving and time saving.
In this embodiment, the quick-open filter is capable of filtering impurities in the lubricating oil and quickly removing for cleaning when clogging occurs. For example, a quick-open filter includes a filter body and a screen disposed in the filter, which can be quickly removed for cleaning.
In this embodiment, differential pressure transmitters (not shown in fig. 1) are respectively connected to the inlet and the outlet of the quick-open filter to detect the pressure difference between the inlet and the outlet of the quick-open filter, thereby determining whether the quick-open filter is clogged and needs to be disassembled for cleaning.
In the present exemplary embodiment, as shown in fig. 1 and 2, the quick-open filter 4 may be a Y-type filter including a filter body 41, a filter cover 42, and a strainer 43.
Wherein the filter body 41 includes an inlet 41a, an outlet 41b and a screen chamber 41 c. The strainer 43 is disposed in the strainer chamber 41c of the filter body 41. The filter gland 42 closes the filter screen chamber 41 c. The original vertical filter is modified into a Y-shaped filter, so that the volumes of the filter and a filter element are increased, the contact area of a filter screen is increased, and blockage is prevented; the aperture of the filter screen is reduced to achieve better filtering effect. The Y-shaped filter has the characteristics of advanced structure, small resistance, convenient pollution discharge and the like, when the Y-shaped filter needs to be cleaned, the front end and the rear end control valves are only required to be closed, then the four-hole flange is opened after pressure relief and oil discharge are carried out through the pressure relief holes, the filter element can be drawn out, and the filter element and the flow channel are cleaned.
In the exemplary embodiment, a pressure relief hole may be further provided on the filter gland to relieve pressure in the Y-strainer prior to disassembly.
In the present exemplary embodiment, as shown in fig. 1, the filter device may further include a first connection pipe 2, a second connection pipe 6, a first connection head 1, and a second connection head 7.
Wherein, one end of the first connecting pipe 2 and one end of the first valve 3 which is not connected with the quick-opening filter 4 are fixedly connected. The first connecting joint 1 is arranged at one end of the first connecting pipe 2 which is not connected with the first valve 3 so as to be fixedly connected with a lubricating oil outlet or a flushing pipeline of the oil delivery main pump. Here, the first connection head is connected by a screw connection.
The second connecting pipe 6 and the second valve 5 are fixedly connected at the end where the quick-open type filter 4 is connected. The second connector 7 is disposed on the end of the second connection pipe 6 not connected to the second valve 5 to be fixedly connected to the mechanical seal or the flushing line. Here, the second connector is connected by a screw thread connection.
In the present exemplary embodiment, the filter screen may be a honeycomb stainless steel filter element, and the first and second valves may be ball valves.
In the present exemplary embodiment, the differential pressure transmitter may include first and second pressure transmitters that are respectively connected to the inlet and outlet of the quick-open filter to detect pressures of the inlet and outlet of the quick-open filter.
In the present exemplary embodiment, the Y-filter can filter impurities of 30 mesh or more.
In the exemplary embodiment, the pressure that the filter device can bear may be 0 to 10 Mpa.
The utility model discloses a second exemplary embodiment, filter clogging alarm system can include above-mentioned first exemplary embodiment the oil transportation main pump mechanical seal wash pipeline filter equipment, still include control terminal background machine, control terminal background machine with differential pressure transmitter connects with real time monitoring differential pressure around the quick-open filter and report to the police when differential pressure surpasss the regulation scope.
In an exemplary embodiment, the alert comprises:
and when the front-back differential pressure of the quick-opening filter is higher than 0.045MPa, a filter blockage alarm is carried out, and when the front-back differential pressure of the quick-opening filter is higher than 0.1MPa, a protective shutdown is carried out.
To sum up, the beneficial effects of the utility model include at least one of following:
(1) the device has reasonable design and convenient manufacture, the used materials are standard parts, the device is easy to obtain, the total cost is low, and the device can be widely applied to mechanical seal flushing pipelines of various centrifugal oil delivery main pumps of long-distance pipelines;
(2) the device can real time monitoring oil delivery main pump mechanical seal wash and wash the pipeline jam situation, and in case numerical value appears in the pressure differential transmitter around the filter, just can judge the sign of blockking up appearing, can in time deal with, can effectively avoid causing the trouble that oil delivery main pump mechanical seal leaked the transfinite because of the dumb. Since the oil transportation device is used, the mechanical seal leakage overrun caused by the blockage of a mechanical seal flushing pipeline does not occur, so that the oil transportation operation is influenced;
(3) the device operation is safe convenient, blocks up the back when the filter, and the washing operation personnel become 2 people by original 4 people that need and can accomplish, and maintenance duration also reduces more than half, has reduced the human cost, has improved maintenance efficiency.
Although the present invention has been described above in connection with exemplary embodiments and the accompanying drawings, it will be apparent to those of ordinary skill in the art that various modifications may be made to the above-described embodiments without departing from the spirit and scope of the claims.
Claims (10)
1. A filtering device for a mechanical seal flushing pipeline of an oil delivery main pump is characterized by comprising a first valve, a quick-opening filter, a second valve and a differential pressure transmitter, wherein,
the first valve and the second valve are fixedly connected with the inlet and the outlet of the quick-opening filter;
the quick-open filter can filter impurities in lubricating oil and can be quickly disassembled for cleaning when blockage occurs;
and the differential pressure transmitter is respectively connected with the inlet and the outlet of the quick-opening filter so as to detect the differential pressure of the inlet and the outlet of the quick-opening filter.
2. The oil delivery main pump mechanical seal flushing line filtering device of claim 1, wherein the quick-open filter is a Y-type filter comprising a filter body, a filter gland and a strainer, wherein,
the filter body comprises an inlet, an outlet and a filter screen cavity, the filter screen is arranged in the filter screen cavity of the filter body, and the filter press cover seals the filter screen cavity.
3. The apparatus as claimed in claim 2, wherein the filter gland is further provided with a pressure relief hole to relieve pressure in the Y-filter before disassembly.
4. The oil delivery main pump mechanical seal flushing line filtering device of claim 1, further comprising a first connecting pipe, a second connecting pipe, a first connector and a second connector, wherein,
the first valve is fixedly connected with an inlet of the quick-opening filter, the first connecting pipe is connected with the first valve, and the first connecting head is arranged at one end of the first connecting pipe, which is not connected with the first valve;
the second valve with the export fixed connection of quick-open filter, the second connecting pipe with the second valve is connected, the second connector sets up the second connecting pipe is not in one of being connected with the second valve on one end.
5. The oil delivery main pump mechanical seal flushing line filtering device of claim 2, wherein the filter screen is a honeycomb stainless steel filter element, and the first valve and the second valve are ball valves.
6. The apparatus of claim 1, wherein the differential pressure transmitter comprises a first pressure transmitter and a second pressure transmitter, the first pressure transmitter and the second pressure transmitter are respectively connected to the inlet and the outlet of the quick-open filter to detect the pressure at the inlet and the outlet of the quick-open filter.
7. The oil delivery main pump mechanical seal washing pipeline filtering device as claimed in claim 2, wherein the Y-shaped filter can filter impurities with a mesh size of more than 30 meshes.
8. The oil transportation main pump mechanical seal flushing pipeline filtering device is characterized in that the filtering device can bear the pressure of 0-10 MPa.
9. A filter blockage warning system, which is characterized by comprising the oil transportation main pump mechanical seal flushing pipeline filtering device as claimed in any one of claims 1-8, and further comprising a control terminal background machine, wherein the control terminal background machine is connected with the differential pressure transmitter to monitor the pressure difference before and after the quick-opening filter in real time and give an alarm when the pressure difference exceeds a specified range.
10. The filter plugging alarm system of claim 9, wherein said alarm comprises:
and when the front-back differential pressure of the quick-opening filter is higher than 0.045MPa, a filter blockage alarm is carried out, and when the front-back differential pressure of the quick-opening filter is higher than 0.1MPa, a protective shutdown is carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123438504.6U CN217152443U (en) | 2021-12-31 | 2021-12-31 | Oil transportation main pump mechanical seal flushing pipeline filtering device and blockage alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123438504.6U CN217152443U (en) | 2021-12-31 | 2021-12-31 | Oil transportation main pump mechanical seal flushing pipeline filtering device and blockage alarm system |
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| Publication Number | Publication Date |
|---|---|
| CN217152443U true CN217152443U (en) | 2022-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123438504.6U Active CN217152443U (en) | 2021-12-31 | 2021-12-31 | Oil transportation main pump mechanical seal flushing pipeline filtering device and blockage alarm system |
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| Country | Link |
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| CN (1) | CN217152443U (en) |
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- 2021-12-31 CN CN202123438504.6U patent/CN217152443U/en active Active
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