CN218589909U - Ultrahigh pressure filter of pressure pipeline - Google Patents
Ultrahigh pressure filter of pressure pipeline Download PDFInfo
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- CN218589909U CN218589909U CN202222663392.2U CN202222663392U CN218589909U CN 218589909 U CN218589909 U CN 218589909U CN 202222663392 U CN202222663392 U CN 202222663392U CN 218589909 U CN218589909 U CN 218589909U
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Abstract
The application discloses an ultrahigh pressure filter of a pressure pipeline, which comprises a filter cylinder, a filter head and a filter element, wherein the filter element is arranged on the filter head, the filter head is connected with the filter cylinder, and the filter element is positioned in the filter cylinder; the filter head is characterized by further comprising a visual differential pressure signaling device and an electric differential pressure signaling device, wherein the visual differential pressure signaling device and the electric differential pressure signaling device are installed on the filter head, and the visual differential pressure signaling device and the electric differential pressure signaling device are located outside the filter cylinder. Above-mentioned pressure line's superhigh pressure filter has installed visual pressure difference simultaneously on the filter head and has sent out news ware and electric formula pressure difference and send out news ware, the on-the-spot observation of not only being convenient for, can also long-range supervision, and the monitoring that makes filter core pollution degree is more convenient and accurate.
Description
Technical Field
The application relates to the technical field of filters, in particular to an ultrahigh pressure filter of a pressure pipeline.
Background
The filter is an indispensable device on the transmission medium pipeline and generally comprises a filter cartridge and a filter element, and impurities of water to be treated are blocked after passing through the filter element in the filter cartridge.
With the rapid development of national defense industry, new energy vehicles, deep sea exploration and other technologies, the demand for liquid pressure is continuously increased, the liquid pressure of deep sea exploration exceeds 100MPa, and the common discharge capacity of an ultrahigh pressure filter matched with the ultrahigh pressure filter in the current market is small, so that the requirements of ultrahigh pressure and large discharge capacity are difficult to meet. Present hydraulic filter is mostly low pressure filter, because the cavity size is great, and container structural design requires highlyer, is difficult to realize the requirement of superhigh pressure, and present ultra high pressure filter also because the same reason design size is less, the filter core that unable adaptation is big, causes the pollutant carrying ability poor, and the discharge capacity is little. In addition, current hydraulic filter does not have the function of filter core pollution degree monitoring mostly, if the connecting line monitoring, then has to increase the leak source, occupation space is big, with high costs, monitoring shortcoming such as inaccurate.
Therefore, how to provide an ultra-high pressure filter of a pressure line, which solves the above technical problems, is a technical problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model provides an ultra high pressure filter of pressure line has installed visual pressure difference on the filter head simultaneously and has sent out news ware and electric formula pressure difference and send out news ware, the on-the-spot observation of not only being convenient for, can also long-range supervision, and the monitoring that makes filter core pollution degree is more convenient and accurate.
In order to achieve the above object, the present application provides an ultra-high pressure filter for a pressure pipeline, including a filter cartridge, a filter head and a filter element, wherein the filter element is mounted on the filter head, the filter head is connected with the filter cartridge, and the filter element is located inside the filter cartridge; the filter head is characterized by further comprising a visual differential pressure signaling device and an electric differential pressure signaling device, wherein the visual differential pressure signaling device and the electric differential pressure signaling device are installed on the filter head, and the visual differential pressure signaling device and the electric differential pressure signaling device are located outside the filter cylinder.
In some embodiments, a bypass valve assembly is also included, the bypass valve assembly being mounted to the filter head.
In some embodiments, the filter head defines an inlet port in communication with the first channel opening, an outlet port in communication with the second channel opening, and a first channel opening in communication with the first channel opening and a second channel opening in communication with the filter element interior.
In some embodiments, the filter head is further provided with a third flow channel hole, the third flow channel hole leads to the outside of the filter element, and the third flow channel hole is respectively communicated with the visual differential pressure signaling device and the electric differential pressure signaling device.
In some embodiments, the filter head further defines a fourth flow passage hole, the fourth flow passage hole communicates with both the inlet port and the outlet port, and the bypass valve assembly is installed at a position where the fourth flow passage hole communicates with the outlet port.
In some embodiments, the bypass valve assembly includes a poppet, a second resilient member, and a second seal mounted to the poppet, the poppet being connected to the second resilient member, the poppet being configured to close and open communication between the fourth flow passage aperture and the outlet port via the second seal under the action of the second resilient member.
In some embodiments, the bypass valve assembly further comprises a positioning member and a locking member, the positioning member is used for adjusting the acting force of the second elastic member on the poppet head, and the locking member is used for locking the positioning member.
In some embodiments, the inlet port and the outlet port are provided with tapered sealing surfaces.
In some embodiments, the filter head is provided with a threaded port to which the visual differential pressure annunciator and the electrical differential pressure annunciator are threadably mounted.
In some embodiments, the filter head is threadably connected to the filter cartridge.
Compared with the background technology, the ultrahigh pressure filter of the pressure pipeline comprises a filter cylinder, a filter head and a filter element, wherein the filter element is arranged on the filter head, the filter head is connected with the filter cylinder, and the filter element is positioned inside the filter cylinder; the filter also comprises a visual pressure difference signaling device and an electric pressure difference signaling device, wherein the visual pressure difference signaling device and the electric pressure difference signaling device are arranged on the filter head, and the visual pressure difference signaling device and the electric pressure difference signaling device are positioned outside the filter cylinder.
In the working process of the ultrahigh pressure filter of the pressure pipeline, when the pressure difference of the medium inlet and the medium outlet of the filter reaches the set pressure difference of the visual pressure difference signal transmitter, the red warning block in the visual pressure difference signal transmitter pops up due to the pressure, so that the visual pressure difference signal transmitter is convenient for workers to observe and is convenient for cleaning and maintenance in time; when the medium inlet and outlet pressure difference of the filter reaches the set pressure difference of the electric pressure difference signaling device, the electric pressure difference signaling device can trigger the electronic switch or send out analog signals and the like, so that the data can be read remotely, and the cleaning and maintenance can be carried out in time. This pressure line's superhigh pressure filter has installed visual pressure difference simultaneously on the filter head and has sent out news ware and electric formula pressure difference and send out news ware, the on-the-spot observation of not only being convenient for, can also long-range supervision, the monitoring that makes filter core pollution degree is more convenient and accurate.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only the embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic perspective view of an ultra-high pressure filter of a pressure line according to an embodiment of the present disclosure;
FIG. 2 is a schematic sectional view of an ultra-high pressure filter of a pressure line according to an embodiment of the present disclosure;
FIG. 3 is a schematic cross-sectional view of an ultra-high pressure filter of a pressure line at a poppet according to an embodiment of the present disclosure;
fig. 4 is an external structural schematic diagram of an ultra-high pressure filter of a pressure line according to an embodiment of the present application.
Wherein:
1-filter cartridge, 2-filter head, 3-filter core, 4-visual differential pressure annunciator, 5-electric differential pressure annunciator, 6-first elastic member, 7-plug, 8-gland, 9-first sealing member, 10-lifting head, 11-second elastic member, 12-positioning member, 13-locking member and 14-second sealing member;
101-inner cavity, 102-installation cavity, 103-discharge port, 201-inflow port, 202-outflow port, 203-first flow channel hole, 204-second flow channel hole, 205-third flow channel hole and 206-fourth flow channel hole.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In order to enable those skilled in the art to better understand the scheme of the present application, the present application will be described in further detail with reference to the accompanying drawings and the detailed description.
Please refer to fig. 1 to 4, wherein fig. 1 is a schematic perspective view of an ultra-high pressure filter of a pressure line provided in an embodiment of the present application, fig. 2 is a schematic sectional view of the ultra-high pressure filter of the pressure line provided in the embodiment of the present application, fig. 3 is a schematic sectional view of the ultra-high pressure filter of the pressure line provided in the embodiment of the present application at a poppet, and fig. 4 is a schematic external structural view of the ultra-high pressure filter of the pressure line provided in the embodiment of the present application.
In a first specific embodiment, the application provides an ultra-high pressure filter of a pressure pipeline, the ultra-high pressure filter mainly comprises a filter cartridge 1, a filter head 2 and a filter element 3, the filter element 3 is mounted on the filter head 2, the filter head 2 is connected with the filter cartridge 1, and the filter element 3 is located inside the filter cartridge 1. The ultrahigh pressure filter is provided with an inlet and an outlet, the inlet and the outlet of the ultrahigh pressure filter are communicated with the interior of the filter cartridge 1, the inlet and the outlet of the ultrahigh pressure filter can be structures on the filter head 2 or structures on the filter cartridge 1, and the inlet and the outlet should not be limited. In use, media is introduced into the cartridge 1, filtered in the cartridge 1 by the filter element 3, and finally flows out of the media that has been filtered.
In this embodiment, the ultra-high pressure filter of the pressure pipeline further comprises a visual pressure difference signal generator 4 and an electric pressure difference signal generator 5, wherein the visual pressure difference signal generator 4 and the electric pressure difference signal generator 5 have different monitoring effects on the medium; wherein, the visual pressure difference signal generator 4 and the electric pressure difference signal generator 5 are installed on the filter head 2, and the visual pressure difference signal generator 4 and the electric pressure difference signal generator 5 are positioned outside the filter cartridge 1.
In the working process of the ultrahigh-pressure filter of the pressure pipeline, when the pressure difference of the medium inlet and the medium outlet of the filter reaches the set pressure difference of the visual pressure difference annunciator 4, the red warning block in the visual pressure difference annunciator 4 can be popped up due to the pressure, so that the visual pressure difference annunciator is convenient for workers to observe, and the cleaning and maintenance can be carried out in time; when the pressure difference of the medium inlet and outlet of the filter reaches the set pressure difference of the electric type pressure difference signaling device 5, the electric type pressure difference signaling device 5 can trigger an electronic switch or send out an analog signal and the like, so that the data can be read remotely, and the cleaning and maintenance can be carried out in time. This pressure line's superhigh pressure filter has integrated visual pressure difference on filter head 2 simultaneously and has sent out news ware 4 and electric formula pressure difference and send out news ware 5, the on-the-spot observation of not only being convenient for, can also long-range supervision, and the monitoring that makes 3 pollution degrees of filter insert is more convenient and accurate.
In addition, the filter cartridge 1 and the filter head 2 are made of high-strength dual-phase steel material S32750, the bottom of the filter cartridge 1 is provided with a discharge port 103 and a first elastic member 6, the top of the filter head 2 is connected with the filter head 2, the bottom of the filter head 2 is provided with the filter element 3, the bottom of the filter element 3 is supported by the first elastic member 6 when the filter element 3 is in the filter cartridge 1, and the visual differential pressure transmitter 4 and the electric differential pressure transmitter 5 are arranged on the top and the side of the filter head 2. Illustratively, the first elastic member 6 is a spring, and the spring supports the bottom of the filter element 3 to play a role of buffering.
Specifically, the interior of the filter cartridge 1 is divided into an inner cavity 101, a mounting cavity 102 and a discharge port 103, the filter head 2 is connected to the mounting cavity 102, and the filter element 3 is mounted in the inner cavity 101; the discharge port 103 is provided with a plug 7 and a gland 8, and the medium in the filter cartridge 1 can be discharged from the plug 7 and the gland 8.
In the embodiment, the ultrahigh pressure filter of the pressure pipeline is made of a high-strength material, so that the size of the flow channel between the filter cartridge 1 and the filter head 2 is not reduced under the ultrahigh pressure working condition, the ultrahigh pressure and large discharge capacity requirements can be met, and the pollutant carrying capacity is obviously improved compared with that of a conventional ultrahigh pressure filter.
In some embodiments, a bypass valve assembly is also included, the bypass valve assembly being mounted to the filter head 2.
In this embodiment, the bypass valve subassembly plays the overvoltage protection function to the filter, this moment the superhigh pressure filter of pressure pipeline passes through filter head 2's project organization, mountable visual pressure difference signaling apparatus 4, electric formula pressure difference signaling apparatus 5 and bypass valve subassembly for the connecting line simplifies, and the space reduces, cost reduction, and signaling apparatus's monitoring is more convenient, accurate, and the existence of bypass valve makes the function of filter more perfect, and the broken risk of filter core pressurized reduces.
In some embodiments, the filter head 2 is opened with an inflow port 201 and an outflow port 202 as an inlet and an outlet of the ultra-high pressure filter, and a first flow passage hole 203 and a second flow passage hole 204; the inlet port 201 communicates with the first channel hole 203, the first channel hole 203 opens to the outside of the filter element 3, the outlet port 202 communicates with the second channel hole 204, and the second channel hole 204 opens to the inside of the filter element 3.
In the present embodiment, the inflow port 201 and the outflow port 202 are respectively located on the left and right sides of the filter head 2, the former functioning as an inflow medium and the latter functioning as an outflow medium; the first flow channel hole 203 and the second flow channel hole 204 communicate with the inside of the filter cartridge 1, and are different in that the former allows the medium in the inlet port 201 to flow into the outside of the filter element 3, and the latter allows the medium in the inside of the filter element 3 to flow out through the outlet port 202.
In use, the filter may be connected to a pipeline via an inlet port 201 on one side of the outer wall of the filter head 2, the inlet here being shown as an ultra high pressure port; the medium flows into the inlet and then flows into the interior of the filter cartridge 1 through the first flow channel hole 203, and the medium flows out of the interior of the filter cartridge 1 through the second flow channel hole 204 to the outlet port 202 after being filtered by the filter element 3 and entering the filter element 3.
In some embodiments, the filter head 2 further defines a third flow channel hole 205, the third flow channel hole 205 leads to the outside of the filter element 3, and the third flow channel hole 205 is respectively communicated with the visual differential pressure signaling device 4 and the electrical differential pressure signaling device 5.
In the present embodiment, the filter head 2 is further provided with a third flow channel hole 205 in addition to the first flow channel hole 203 and the second flow channel hole 204, and the third flow channel hole 205 functions to be respectively communicated with the high-voltage ends of the visual differential pressure transmitter 4 and the electric differential pressure transmitter 5.
When in use, the third flow channel hole 205 is branched into two paths according to the visual differential pressure signaling device 4 and the electric differential pressure signaling device 5, and the two paths are respectively injected into the high-voltage ends (the high-voltage end is connected with the inlet and the low-voltage end is connected with the outlet) of the visual differential pressure signaling device 4 and the electric differential pressure signaling device 5, and the low-voltage ends of the visual differential pressure signaling device 4 and the electric differential pressure signaling device 5 are both communicated with the outlet port 202; when the pressure of the inlet medium and the pressure of the outlet medium reach the set pressure difference of the visual pressure difference annunciator 4, the red warning block in the visual pressure difference annunciator 4 pops up due to the pressure, so that the visual pressure difference annunciator is convenient for workers to observe, and the filter element 3 is convenient to clean and maintain; when the inlet medium pressure and the outlet medium pressure reach the set pressure difference of the electric pressure difference signaling device 5, the electric pressure difference signaling device 5 can trigger an electronic switch or send out an analog signal and the like so as to read data remotely and monitor the blockage condition of the filter holes of the filter element 3, thereby cleaning and maintaining in time.
In some embodiments, the filter head 2 further defines a fourth flow passage hole 206, the fourth flow passage hole 206 is communicated with the inflow port 201 and the outflow port 202 at the same time, and the fourth flow passage hole 206 is opened to the outside of the filter cartridge 3, and a bypass valve assembly is installed at the communication position of the fourth flow passage hole 206 and the outflow port 202, and the bypass valve assembly performs an overpressure protection function on the filter between the fourth flow passage hole 206 and the outflow port 202.
In the present embodiment, the filter head 2 is further provided with a fourth flow passage hole 206 in addition to the first flow passage hole 203, the second flow passage hole 204 and the third flow passage hole 205, and the fourth flow passage hole 206 functions to communicate with a bypass valve assembly, which is used for overpressure protection of the filter element 3.
In use, the fourth flow passage aperture 206 communicates with the bottom of the bypass valve assembly to obtain an inlet media pressure, and the other side of the bypass valve assembly communicates with the outlet port 202, such that when the inlet and outlet media pressures reach a set pressure differential, the bypass valve assembly opens and media can flow directly from the inlet to the outlet to provide overpressure protection to the filter element 3.
Illustratively, in a specific structure of the bypass valve assembly, the bypass valve assembly includes a poppet 10, a second elastic member 11 and a second sealing member 14, the second sealing member 14 is mounted on the poppet 10, the poppet 10 is connected to the second elastic member 11, and the poppet 10 is used for blocking and unblocking the communication between the fourth flow passage hole 206 and the outlet port 202 through the second sealing member 14 under the action of the second elastic member 11.
In the embodiment, at the bottom of the visual pressure difference annunciator 4 on the side surface, the filter head 2 is processed with threads and a sealing surface for installing a bypass valve component; the poppet 10 is machined with a seal groove, and a second seal 14 is installed to form a seal; the set pressure is provided by the elastic force of the second elastic member 11.
In use, the fourth flow passage aperture 206 communicates with the front face of the poppet 10, corresponding to the inlet media pressure; the back of the poppet 10 communicates with the outflow port 202, corresponding to the outlet media pressure; when the inlet and outlet media pressures reach a set pressure difference, the poppet 10 moves, the fourth flow passage hole 206 communicates with the outlet port 202, and the media can directly flow from the inlet to the outlet, so as to protect the filter element 3 from overpressure.
Illustratively, the second elastic member 11 is a spring, and the second sealing member 14 is an O-ring.
In some embodiments, the bypass valve assembly further includes a positioning member 12 and a locking member 13, the positioning member 12 being used to adjust the force of the second resilient member 11 on the poppet 10, and the locking member 13 being used to lock the positioning member 12.
In this embodiment, the positioning member 12 is installed on the filter head 2, the positioning member 12 positions the position of the second elastic member 11, and the locking member 13 is locked on the positioning member 12 to prevent the bypass valve assembly from being released.
Illustratively, the positioning member 12 is a positioning screw, and the locking member 13 is a locking screw.
In some embodiments, the inflow port 201 and the outflow port 202 are provided with tapered sealing surfaces.
In this embodiment, a tapered seal is formed at the plug 7 in addition to the inlet port 201 and the outlet port 202, and the tapered seal surface provides sealing performance of the connection port to prevent the leakage of the medium.
In some embodiments, the filter head 2 is threadably connected to the filter cartridge 1.
In this embodiment, the inner cavity 101 of the filter cartridge 1 is provided with internal threads, and the filter cartridge 1 is connected with the filter head 2 through threads, so that the filter head 2 and the filter cartridge 1 can be detached, the inside of the filter can be conveniently dredged and cleaned, and the filter cartridge 3 can be cleaned and replaced.
In addition, the lower end of the thread of the filter head 2 is provided with a sealing groove, the middle part of the thread is provided with a first sealing element 9 to form sealing with the filter cartridge 1, at the moment, the inner cavity 101 is not communicated with the mounting cavity 102, and the medium flows in the filter head 2 through the first flow passage hole 203, the second flow passage hole 204, the third flow passage hole 205 and the fourth flow passage hole 206.
Illustratively, the first seal 9 is an O-ring and a retainer ring.
In some embodiments, the filter head 2 is provided with a threaded port to which the visual differential pressure annunciator 4 and the electrical differential pressure annunciator 5 are threadably mounted.
In this embodiment, the top center and the side center of the filter head 2 are both processed with threaded ports for connecting the visual pressure difference signaling device 4 and the electric pressure difference signaling device 5, and the visual pressure difference signaling device 4 and the electric pressure difference signaling device 5 have a sealing member respectively at the top and bottom to play a role of sealing the medium pressure.
In conclusion, the ultrahigh pressure filter of the pressure pipeline can solve the problem that the existing market is difficult to meet the requirement of ultrahigh pressure and large discharge capacity, and the existing filter is integrated and optimized to solve the problems of monitoring the pollution degree of a filter element of the filter and protecting the filter element from overpressure; the filter is installed in a pipeline of a hydraulic system and used for filtering various particle pollutants in liquid, such as abrasive particles, plastic fragments, wear particles and the like, so that the liquid in the hydraulic system is kept clean, and a filter element of the filter has the advantages of small pressure loss, large pollutant carrying capacity and the like.
It should be noted that many of the components mentioned in this application are either common standard components or components known to those skilled in the art, and their structure and principle are known to those skilled in the art through technical manuals or through routine experimentation.
It should be noted that in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The ultra-high pressure filter of the pressure pipeline provided by the application is described in detail above. The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
Claims (10)
1. The ultrahigh-pressure filter for the pressure pipeline is characterized by comprising a filter cylinder (1), a filter head (2) and a filter element (3), wherein the filter element (3) is arranged on the filter head (2), the filter head (2) is connected with the filter cylinder (1), and the filter element (3) is positioned inside the filter cylinder (1); the filter is characterized by further comprising a visual pressure difference annunciator (4) and an electric pressure difference annunciator (5), wherein the visual pressure difference annunciator (4) and the electric pressure difference annunciator (5) are installed on the filter head (2), and the visual pressure difference annunciator (4) and the electric pressure difference annunciator (5) are located outside the filter cylinder (1).
2. The pressure line uhp filter according to claim 1, further comprising a bypass valve assembly mounted to the filter head (2).
3. The ultrahigh-pressure filter of a pressure line according to claim 2, characterized in that the filter head (2) is provided with an inflow port (201), an outflow port (202), a first channel hole (203) and a second channel hole (204), the inflow port (201) is communicated with the first channel hole (203), the first channel hole (203) is opened to the outside of the filter element (3), the outflow port (202) is communicated with the second channel hole (204), and the second channel hole (204) is opened to the inside of the filter element (3).
4. The ultrahigh-pressure filter of a pressure pipeline according to claim 3, wherein the filter head (2) is further opened with a third flow channel hole (205), the third flow channel hole (205) is opened to the outside of the filter element (3), and the third flow channel hole (205) is respectively communicated with the visual differential pressure annunciator (4) and the electric differential pressure annunciator (5).
5. The ultrahigh-pressure filter of a pressure pipeline according to claim 3, characterized in that the filter head (2) is further provided with a fourth flow passage hole (206), the fourth flow passage hole (206) is communicated with the inlet port (201) and the outlet port (202) at the same time, and the bypass valve assembly is installed at the communication position of the fourth flow passage hole (206) and the outlet port (202).
6. The uhp filter of a pressure line according to claim 5, characterized in that the bypass valve assembly comprises a poppet (10), a second elastic member (11) and a second sealing member (14), the second sealing member (14) is mounted to the poppet (10), the poppet (10) is connected to the second elastic member (11), and the poppet (10) is used for blocking and opening the communication between the fourth flow passage hole (206) and the outflow port (202) through the second sealing member (14) under the action of the second elastic member (11).
7. The uhp filter of a pressure line according to claim 6, characterized in that the bypass valve assembly further comprises a positioning member (12) and a locking member (13), the positioning member (12) being used to adjust the force of the second elastic member (11) on the poppet (10), the locking member (13) being used to lock the positioning member (12).
8. The pressure line ultra-high pressure filter according to any of claims 3 to 7, wherein the inlet port (201) and the outlet port (202) are provided with conical sealing surfaces.
9. The uhp filter of a pressure line according to one of claims 1 to 7, characterized in that the filter head (2) is provided with a threaded port to which the visual differential pressure transmitter (4) and the electrical differential pressure transmitter (5) are screwed.
10. The pressure line uhp filter according to any one of claims 1 to 7, characterised in that the filter head (2) is screwed to the filter cartridge (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222663392.2U CN218589909U (en) | 2022-10-10 | 2022-10-10 | Ultrahigh pressure filter of pressure pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222663392.2U CN218589909U (en) | 2022-10-10 | 2022-10-10 | Ultrahigh pressure filter of pressure pipeline |
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| Publication Number | Publication Date |
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| CN218589909U true CN218589909U (en) | 2023-03-10 |
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| CN202222663392.2U Active CN218589909U (en) | 2022-10-10 | 2022-10-10 | Ultrahigh pressure filter of pressure pipeline |
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| CN (1) | CN218589909U (en) |
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2022
- 2022-10-10 CN CN202222663392.2U patent/CN218589909U/en active Active
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