CN220860892U - Filter device for auxiliary intelligent pressure calibration stand verification locomotive instrument - Google Patents
Filter device for auxiliary intelligent pressure calibration stand verification locomotive instrument Download PDFInfo
- Publication number
- CN220860892U CN220860892U CN202322315797.1U CN202322315797U CN220860892U CN 220860892 U CN220860892 U CN 220860892U CN 202322315797 U CN202322315797 U CN 202322315797U CN 220860892 U CN220860892 U CN 220860892U
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- shell
- filter
- intelligent pressure
- locomotive
- bottom cover
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- 230000003137 locomotive effect Effects 0.000 title claims abstract description 21
- 238000012795 verification Methods 0.000 title claims description 8
- 238000007789 sealing Methods 0.000 claims description 26
- 238000001914 filtration Methods 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract 2
- 230000007547 defect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model provides a filtering device for assisting an intelligent pressure calibration stand in calibrating locomotive meters, which comprises a shell and an umbrella-shaped filter, wherein the shell is of a cylindrical structure, the inner wall of the shell is provided with first connecting threads, the first connecting threads are positioned at the upper part of the shell, the bottom of the shell is provided with a first central hole, and the first central hole is internally provided with internal threads; the outer wall of the umbrella-shaped filter is provided with a second connecting thread, the bottom of the umbrella-shaped filter is provided with a threaded connecting rod, the bottom of the threaded connecting rod is provided with an air outlet hole communicated with the interior of the umbrella-shaped filter, the threaded connecting rod is provided with a nut, and the umbrella-shaped filter penetrates through the first central hole to extend into the shell and is fixed with the shell through the cooperation of the second connecting thread and the internal thread. The utility model has the beneficial effects of avoiding damage to the check table caused by oil stain backflow and being beneficial to equipment maintenance.
Description
Technical Field
The utility model relates to a filtering device for assisting an intelligent pressure calibration table in calibrating locomotive meters.
Background
When the intelligent pressure calibration table is adopted to calibrate the locomotive instrument in the prior art, the filtering structure is inconvenient to detach due to the defect of the existing filtering structure design, and part of greasy dirt can flow back to the piston cylinder body after long-time use, so that a cylinder, an electromagnetic valve, a pipeline and the like cause blockage, abrasion and damage to a sealing rubber ring, and the calibration table is in fault.
Disclosure of Invention
The utility model aims to solve the problem of providing a filtering device for assisting an intelligent pressure calibration stand in calibrating locomotive meters, and overcomes the defects in the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme: the filtering device for the auxiliary intelligent pressure calibration table verification locomotive instrument comprises a shell and a filter, wherein the shell is of a cylindrical structure, a first connecting thread is arranged on the inner wall of the shell and is positioned on the upper part of the shell, a first central hole is formed in the bottom of the shell, and an internal thread is arranged in the first central hole;
The outer wall of the filter is provided with a second connecting thread, the bottom of the filter is provided with a threaded connecting rod, the bottom of the threaded connecting rod is provided with an air outlet hole communicated with the inside of the filter, the threaded connecting rod is provided with a nut, and the filter penetrates through the first central hole to extend into the shell and is fixed with the shell through the cooperation of the second connecting thread and the internal thread.
Optionally, the filter is an umbrella filter.
Optionally, a drain pipe is arranged at the bottom of the shell, the drain pipe is communicated with the inner wall of the shell, and a closed structure is arranged on the drain pipe.
Optionally, the sealing structure comprises a sealing bolt and a sealing ring, an internal thread matched with the sealing bolt is arranged on the inner wall of the drain pipe, the sealing bolt is in threaded connection with the drain pipe, and the sealing ring is sleeved on the sealing bolt.
Optionally, the shell includes upper portion's drum and lower part's bottom, first connecting thread is located the upper portion of drum, the bottom with pass through connecting bolt fixed connection between the drum, first centre bore is located on the bottom.
Optionally, a bottom cover sealing ring is arranged between the bottom cover and the cylinder.
Optionally, the filter further comprises a guide block, the guide block is placed in the shell, the outer wall of the guide block is attached to the inner wall of the shell, the upper surface of the guide block is a guide inclined plane, a drain outlet is formed in the lowest point of the guide inclined plane, the drain outlet is connected with a pipe orifice of the drain pipe, and a second center hole for the umbrella-shaped filter to pass through is formed in the guide block.
Optionally, the shell includes the drum of upper portion and the bottom of lower part, first connecting thread is located the upper portion of drum, the bottom with pass through connecting bolt fixed connection between the drum, first centre bore is located on the bottom, the bottom of guide block sets up a plurality of spliced poles, have on the bottom with the socket of spliced pole adaptation.
Optionally, the plug-in column is a rubber plug-in column.
The utility model has the advantages and positive effects that: by adopting the technical scheme, the damage of the checking table caused by oil stain backflow can be avoided, the equipment maintenance is facilitated, and the use is more convenient; has the advantages of simple structure, convenient maintenance, low processing cost and the like.
Drawings
FIG. 1 is a schematic overall structure of a first embodiment of the present utility model;
FIG. 2 is a schematic cross-sectional view of FIG. 1;
FIG. 3 is a schematic view of the umbrella filter of FIG. 1;
FIG. 4 is a schematic cross-sectional view of a second embodiment of the present utility model;
FIG. 5 is a schematic view of the guide block of FIG. 4;
FIG. 6 is an exploded view of the housing of FIG. 4;
In the figure: 1. a housing; 1-1, a first connecting thread; 1-2, a bottom cover; 1-3, a bottom cover sealing ring; 1-4, a first central hole; 1-5, connecting bolts; 2. a nut; 3. an umbrella filter; 3-1, second connecting threads; 3-2, a threaded connecting rod; 3-3, air outlet holes; 4. a guide block; 4-1, a second central hole; 4-2, a sewage outlet; 4-3, rubber plug-in columns; 4-4, guiding inclined plane; 5. and a blow-down pipe.
Detailed Description
The present utility model will be described in further detail with reference to specific examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two parts. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
The first embodiment is as follows:
1-3, the utility model provides a filtering device for assisting an intelligent pressure calibration stand to verify locomotive meters, which comprises a shell 1 and an umbrella-shaped filter 3, wherein the shell 1 is of a cylindrical structure, a first connecting thread 1-1 is arranged on the inner wall of the shell 1, the first connecting thread 1-1 is positioned on the upper part of the shell 1, a first central hole 1-4 is formed in the bottom of the shell 1, and an internal thread is formed in the first central hole 1-4;
The outer wall of the umbrella-shaped filter 3 is provided with a second connecting thread 3-1, the bottom of the umbrella-shaped filter 3 is provided with a threaded connecting rod 3-2, the bottom of the threaded connecting rod 3-2 is provided with an air outlet hole 3-3 communicated with the interior of the umbrella-shaped filter 3, the threaded connecting rod 3-2 is provided with a nut 2, and the umbrella-shaped filter 3 penetrates through the first central hole 1-4 to extend into the shell 1 and is fixed with the shell 1 through the cooperation of the second connecting thread 3-1 and the internal thread.
The bottom of the shell 1 is provided with a drain pipe 5, a sealing bolt and a sealing ring, the drain pipe 5 is communicated with the inner wall of the shell 1, the inner wall of the drain pipe 5 is provided with an internal thread matched with the sealing bolt, the sealing bolt is in threaded connection with the drain pipe 5, and the sealing ring is sleeved on the sealing bolt.
The structure is used for connecting the locomotive instrument to be tested on the intelligent pressure checking platform, when the intelligent pressure checking platform is used, the locomotive instrument to be tested is connected with the shell 1 through the first connecting screw thread 1-4, the screw thread connecting rod 3-2 is connected with the intelligent pressure checking platform, the air flow entering the intelligent pressure checking platform is filtered through the umbrella-shaped filter 3 in the shell 1, the greasy dirt carried by the locomotive instrument is intercepted into the dirt accommodating chamber formed by the gap between the shell 1 and the umbrella-shaped filter 3, and the pollution of the locomotive instrument to the internal device of the intelligent pressure checking platform is effectively avoided. After the use, the sealing bolt can be opened, so that the greasy dirt in the dirt accommodating chamber is discharged through the blow-down pipe 5. When more greasy dirt or the filter element of the umbrella-shaped filter 3 needs to be replaced, the umbrella-shaped filter 3 can be detached from the shell 1 for maintenance operation, and the umbrella-shaped filter is simple and convenient to detach, easy to maintain, simple in structure, low in manufacturing cost and good in practicability.
The second embodiment is as follows:
As shown in fig. 4 to 6, in order to expose a larger area of the dirt accommodating chamber during cleaning, the dirt accommodating chamber inside the outer shell 1 is cleaned more conveniently, in this embodiment, the bottom of the outer shell 1 is configured to be a detachable structure, specifically, the outer shell 1 includes a cylinder at the upper part and a bottom cover 1-2 at the lower part, the first connecting thread 1-1 is located at the upper part of the cylinder, the bottom cover 1-2 is fixedly connected with the cylinder through a connecting bolt 1-5, and the first central hole 1-4 is located on the bottom cover 1-2; a bottom cover sealing ring 1-3 is arranged between the bottom cover 1-2 and the cylinder.
In order to reduce the opening times of the bottom cover 1-2, oil stains can smoothly flow out of the blow-off pipe 5 and are convenient to clean the inner wall of the dirt accommodating chamber, the embodiment is also provided with a guide block 4 inside the shell 1, the outer wall of the guide block 4 is attached to the inner wall of the shell 1, the upper surface of the guide block 4 is a guide inclined surface 4-4, the lowest point of the guide inclined surface 4-4 is provided with a blow-off port 4-2, the blow-off port 4-2 is connected with the pipe orifice of the blow-off pipe 5, and the guide block 4 is provided with a second central hole 4-1 for the umbrella-shaped filter 3 to pass through.
The bottom of the guide block 4 is provided with a plurality of rubber plug-in posts 4-3 for fixing the guide block 4 in the shell 1 to avoid movement, and the bottom cover 1-2 is provided with a socket matched with the rubber plug-in posts 4-3.
The structure in this embodiment can effectively avoid dirt to hold the indoor too much greasy dirt of remaining to conveniently clear up the greasy dirt accommodation room, guide block 4 can be dismantled the clearance alone, and live time overlength leads to guide block 4 to be difficult to the clearance when still can change it alone.
The foregoing describes the embodiments of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (9)
1. The utility model provides an auxiliary intelligent pressure check bench examination locomotive instrument's filter equipment which characterized in that: the filter comprises a shell and a filter, wherein the shell is of a cylindrical structure, the inner wall of the shell is provided with first connecting threads, the first connecting threads are positioned at the upper part of the shell, the bottom of the shell is provided with a first central hole, and the first central hole is internally provided with internal threads;
The outer wall of the filter is provided with a second connecting thread, the bottom of the filter is provided with a threaded connecting rod, the bottom of the threaded connecting rod is provided with an air outlet hole communicated with the inside of the filter, the threaded connecting rod is provided with a nut, and the filter penetrates through the first central hole to extend into the shell and is fixed with the shell through the cooperation of the second connecting thread and the internal thread.
2. The filter device for assisting an intelligent pressure verification station in calibrating locomotive meters according to claim 1, wherein: the filter is an umbrella-shaped filter.
3. The filter device for assisting an intelligent pressure verification station in calibrating locomotive meters according to claim 2, wherein: the bottom of the shell is provided with a drain pipe, the drain pipe is communicated with the inner wall of the shell, and a closed structure is arranged on the drain pipe.
4. The filter device for assisting an intelligent pressure verification station in calibrating locomotive meters according to claim 3, wherein: the sealing structure comprises a sealing bolt and a sealing ring, wherein the inner wall of the drain pipe is provided with an internal thread matched with the sealing bolt, the sealing bolt is in threaded connection with the drain pipe, and the sealing ring is sleeved on the sealing bolt.
5. The filter device for assisting an intelligent pressure verification station in calibrating a locomotive instrument according to any one of claims 1-4, wherein: the shell comprises a cylinder at the upper part and a bottom cover at the lower part, wherein the first connecting screw thread is positioned at the upper part of the cylinder, the bottom cover is fixedly connected with the cylinder through a connecting bolt, and the first center hole is positioned on the bottom cover.
6. The filter device for assisting an intelligent pressure verification station in calibrating locomotive meters according to claim 5, wherein: a bottom cover sealing ring is arranged between the bottom cover and the cylinder.
7. The filter device for calibrating locomotive meters by using an auxiliary intelligent pressure calibration stand according to claim 3 or 4, wherein: the filter further comprises a guide block, the guide block is arranged in the shell, the outer wall of the guide block is attached to the inner wall of the shell, the upper surface of the guide block is a guide inclined plane, a drain outlet is formed in the lowest point of the guide inclined plane, the drain outlet is connected with a pipe orifice of the drain pipe, and a second central hole for the umbrella-shaped filter to pass through is formed in the guide block.
8. The filter device for assisting an intelligent pressure check stand in calibrating a locomotive instrument according to claim 7, wherein: the shell comprises a cylinder on the upper part and a bottom cover on the lower part, wherein the first connecting screw thread is positioned on the upper part of the cylinder, the bottom cover is fixedly connected with the cylinder through a connecting bolt, the first central hole is positioned on the bottom cover, a plurality of plug posts are arranged at the bottom of the guide block, and a socket matched with the plug posts is formed in the bottom cover.
9. The filter device for assisting an intelligent pressure check stand in calibrating a locomotive instrument according to claim 8, wherein: the plug-in column is a rubber plug-in column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322315797.1U CN220860892U (en) | 2023-08-28 | 2023-08-28 | Filter device for auxiliary intelligent pressure calibration stand verification locomotive instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322315797.1U CN220860892U (en) | 2023-08-28 | 2023-08-28 | Filter device for auxiliary intelligent pressure calibration stand verification locomotive instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220860892U true CN220860892U (en) | 2024-04-30 |
Family
ID=90809220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322315797.1U Active CN220860892U (en) | 2023-08-28 | 2023-08-28 | Filter device for auxiliary intelligent pressure calibration stand verification locomotive instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220860892U (en) |
-
2023
- 2023-08-28 CN CN202322315797.1U patent/CN220860892U/en active Active
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