CN118010234A - Pressure measuring device for pipeline fluid - Google Patents
Pressure measuring device for pipeline fluid Download PDFInfo
- Publication number
- CN118010234A CN118010234A CN202410417367.7A CN202410417367A CN118010234A CN 118010234 A CN118010234 A CN 118010234A CN 202410417367 A CN202410417367 A CN 202410417367A CN 118010234 A CN118010234 A CN 118010234A
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- China
- Prior art keywords
- pipeline
- fluid
- cover
- branch pipe
- cap
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000012530 fluid Substances 0.000 title claims abstract description 28
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 239000013013 elastic material Substances 0.000 claims abstract description 6
- 238000001125 extrusion Methods 0.000 claims abstract description 4
- 230000001154 acute effect Effects 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 4
- 238000009530 blood pressure measurement Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 description 3
- 238000003825 pressing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The invention relates to the technical field of pressure sensors, in particular to a pressure measuring device for pipeline fluid, which comprises a pipeline, wherein the outer wall of the pipeline is communicated with a branch pipe sleeve, a sensor body is arranged on the branch pipe sleeve, a plugging piece is further arranged in the branch pipe sleeve, the plugging piece comprises a guide pipe, the upper end of the guide pipe is connected with a ring table, the lower end of the guide pipe is connected with a sealing cover, and the side wall of the lower end is provided with a liquid inlet; a guide hole is formed in the upper branch pipe sleeve of the pipeline, and a spring is arranged between the upper edge of the guide hole and the annular table in an extrusion manner; the sealing cover is provided with a shaft lever, the shaft lever is connected with a cover cap, the convex surface of the cover cap faces the press film, and a plurality of connecting pieces extend from the lower edge of the cover cap; the cap and the connecting piece are both made of elastic materials. When the fluid suddenly opens or closes and generates water hammer effect, the fluid impacts the connecting sheet and expands the connecting sheet outwards, the opening of the fluid in the guide pipe is reduced after the connecting sheet is opened, and the throughput of the fluid is reduced, so that the possibility that the fluid suddenly impacts the pressed film and damages the pressed film is reduced.
Description
Technical Field
The invention relates to the technical field of pressure sensors, in particular to a pressure measuring device for pipeline fluid.
Background
Fluid pressure sensors are the most commonly used type of pressure sensor in industrial practice and are widely used in various industrial pipelines to monitor the pressure of fluid therein to ensure safe operation of the pipeline.
In the prior art, most of the diaphragms (i.e. the pressure films) of the fluid pressure sensor are directly exposed, especially the flat film type pressure sensor has the advantages of corrosion resistance and anti-blocking, however, the diaphragms of the flat film type pressure sensor are directly contacted with the fluid, the pipeline fluid is easy to generate a water hammer effect in an opening or closing transient state, and at the moment, the diaphragms which are directly contacted with the fluid are also easy to generate larger impact or even damage, thereby influencing the service life of the pressure sensor.
Disclosure of Invention
The present invention is directed to a pressure measuring device for pipeline fluid, which solves the above-mentioned problems.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a pipeline fluid's pressure measurement device, includes the pipeline, the outer wall intercommunication of pipeline has the branch pipe cover, install the sensor body on the branch pipe cover, still be provided with the shutoff piece in the branch pipe cover, the shutoff piece includes the stand pipe, the upper end of stand pipe is connected with the ring platform, and the lower extreme of stand pipe is connected with the closing cap, and the inlet has been seted up to the lower extreme lateral wall of stand pipe; a guide hole matched with the guide pipe is formed in the pipe sleeve on the pipe, a spring is arranged between the upper edge of the guide hole and the annular table in an extrusion mode, and the liquid inlet is completely exposed after the sensor body is arranged on the annular table; the center of the top surface of the sealing cover is provided with a shaft rod, the shaft rod extends upwards to the position below the pressing film of the sensor body and is connected with a bowl-shaped cover cap, the convex surface of the cover cap faces the pressing film, the lower edge of the cover cap is provided with a plurality of connecting pieces in an extending mode, a channel is reserved between the outer edge of each connecting piece and the inner wall of the guide tube, and a cutting seam is formed between every two adjacent connecting pieces; the cap and the connecting piece are both made of elastic materials.
Optionally, the axostylus axostyle damping formula rotates to be connected with on the closing cap, the lower part of axostylus axostyle is connected with the connecting rod of radial distribution, the quantity of connecting rod corresponds with the quantity of inlet, and the free end of connecting rod extends to inlet department and is connected with the scraper.
Optionally, an inner hexagon is formed at the top end of the shaft rod.
Optionally, the liquid inlet has two lateral walls, and the trend of each lateral wall and the trend of scraper all are the same acute angle contained angle setting with the radial direction of stand pipe.
Optionally, the inner wall of pipeline is located guiding hole department and has seted up the shutoff groove, closing cap and shutoff groove block setting.
Compared with the prior art, the invention has the following beneficial effects:
1. The bowl-shaped cover cap is arranged below the pressed film, the connecting pieces are arranged on the lower edge of the cover cap and are made of elastic materials, when fluid suddenly opens or closes and generates water hammer effect, the fluid impacts the connecting pieces and expands outwards, the opening of the fluid in the guide pipe is reduced after the connecting pieces are opened, the throughput of the fluid is reduced, the possibility that the fluid suddenly impacts the pressed film and damages the pressed film is reduced, and the connecting pieces recover to an initial state after the water hammer effect disappears;
2. According to the invention, the shaft lever is arranged to be rotatable, the shaft lever is sequentially connected with the connecting rod and the scraper, and when the liquid inlet is blocked, the scraper can be driven to clean the liquid inlet by rotating the shaft lever;
3. According to the invention, the trend of the side wall of the liquid inlet and the trend of the scraper are both arranged at the same acute angle with the radial direction of the guide pipe, so that no dead angle cleaning of the scraper can be realized, and meanwhile, in the process of rotating the scraper, the scraper wall of the scraper is conveniently utilized to push the blockage into the guide pipe, and then the blockage is flushed away by utilizing fluid.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of a closure of the present invention;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a perspective view of a closure of the present invention;
Fig. 5 is a connection diagram of the cap, shaft and scraper according to the present invention.
In the figure: 1. a sensor body; 2. a sleeve; 3. a pipe; 301. a branch pipe sleeve; 302. plugging the groove; 303. a guide hole; 4. a blocking member; 401. a ring table; 402. a guide tube; 4021. a liquid inlet; 4022. a sidewall; 403. a cover; 404. a shaft lever; 4041. an inner hexagon; 405. a connecting rod; 406. a scraper; 407. a cap; 408. a connecting sheet; 409. cutting the slit; 5. and (3) a spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples: referring to fig. 1-5, the invention provides a pressure measuring device for pipeline fluid, which comprises a pipeline 3, wherein the outer wall of the pipeline 3 is communicated with a branch pipe sleeve 301, a sensor body 1 is installed on the branch pipe sleeve 301, a blocking piece 4 is further arranged in the branch pipe sleeve 301, the blocking piece 4 comprises a guide pipe 402, the upper end of the guide pipe 402 is connected with a ring table 401, the lower end of the guide pipe 402 is connected with a sealing cover 403, and a liquid inlet 4021 is formed in the side wall 4022 of the lower end of the guide pipe 402. A guide hole 303 matched with the guide pipe 402 is formed in the pipe sleeve 301 and positioned on the pipe 3, a spring 5 is arranged between the upper edge of the guide hole 303 and the annular table 401 in an extrusion mode, and after the annular table 401 is arranged below the sensor body 1, the liquid inlet 4021 is completely exposed; after the sensor body 1 is removed, the ring 401 of the guide tube 402 moves upward under the restoring action of the spring 5, so that the liquid inlet 4021 is driven to move upward and be closed by the guide hole 303. In order to improve the compactness of the sealed liquid inlet 4021 and avoid the spring 5 to eject the guide tube 402, the sealing groove 302 is formed in the inner wall of the pipeline 3 at the position of the guide hole 303, and the sealing cover 403 is clamped with the sealing groove 302 to limit the upward movement stroke of the guide tube 402.
On the basis of the above embodiment, the top center of the cover 403 is provided with a shaft lever 404, the shaft lever 404 extends upwards to the lower part of the pressed film of the sensor body 1 and is connected with a cover cap 407 made of elastic material and having a bowl-shaped structure, the elastic material can be preferentially TPU, the TPU material is environment-friendly and can be contacted with water for a long time and is not easy to age, the convex surface of the cover cap 407 faces the pressed film, the lower edge of the cover cap 407 extends downwards and is integrally provided with a plurality of connecting pieces 408, the outer walls of all the connecting pieces 408 jointly form an umbrella-shaped structure, a channel is reserved between the outer edges of the connecting pieces 408 and the inner wall of the guide pipe 402, and a cutting opening 409 is formed between the adjacent connecting pieces 408.
On the basis of the above embodiment, the shaft lever 404 is connected to the cover 403 in a damped manner, the top end of the shaft lever 404 is provided with the inner hexagon 4041, the lower part of the shaft lever 404 is connected with the connecting rods 405 distributed in the radial direction, the number of the connecting rods 405 corresponds to the number of the liquid inlets 4021, and the free ends of the connecting rods 405 extend to the liquid inlets 4021 and are connected with the scraper 406. As a further solution of this embodiment, the liquid inlet 4021 has two side walls 4022, and the trend of each side wall 4022 and the trend of the scraper 406 are set at the same acute angle with the radial direction of the guide tube 402, and the preferred value range of the angle is 20 ° -40 °. Because there is the risk of jam in feed liquor mouth 4021, if the jam then can influence the application accuracy of sensor body 1, removable sensor body 1 is removed this moment, guide tube 402 realizes from the shutoff under the effect of spring 5 this moment, utilize hexagonal wrench to rotate axostylus axostyle 404 repeatedly, axostylus axostyle 404 can drive scraper 406 and reciprocate in feed liquor mouth 4021 through connecting rod 405, so can clear away the jam, under the slow pivoted condition of axostylus axostyle 404, the wall of scraper 406 can push the jam to the lateral wall 4022 of feed liquor mouth 4021 and extrude, thereby reduce the volume and avoid the unblock again, under the fast pivoted condition of axostylus axostyle 404, the wall of scraper 406 dials the jam into guide tube 402 because of its angle reason easily, thereby utilize rivers to wash away the jam when convenient follow-up reuse.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a pipeline fluid's pressure measurement device, includes pipeline (3), the outer wall intercommunication of pipeline (3) has branch pipe cover (301), install sensor body (1) on branch pipe cover (301), a serial communication port, still be provided with shutoff piece (4) in branch pipe cover (301), shutoff piece (4) include stand pipe (402), the upper end of stand pipe (402) is connected with ring platform (401), and the lower extreme of stand pipe (402) is connected with closing cap (403), and inlet (4021) have been seted up to lower extreme lateral wall (4022) of stand pipe (402); a guide hole (303) matched with the guide pipe (402) is formed in the branch pipe sleeve (301) on the pipeline (3), a spring (5) is arranged between the upper edge of the guide hole (303) and the annular table (401) in an extrusion mode, and after the sensor body (1) is arranged on the annular table (401), the liquid inlet (4021) is completely exposed; the center of the top surface of the sealing cover (403) is provided with a shaft lever (404), the shaft lever (404) extends upwards to the lower part of the pressed film of the sensor body (1) and is connected with a bowl-shaped cover cap (407), the convex surface of the cover cap (407) faces towards the pressed film, the lower edge of the cover cap (407) is provided with a plurality of connecting sheets (408) in an extending mode, a channel is reserved between the outer edge of each connecting sheet (408) and the inner wall of the guide tube (402), and a cutting seam (409) is formed between every two adjacent connecting sheets (408); the cap (407) and the tab (408) are both made of an elastic material.
2. A device according to claim 1, characterized in that the shaft (404) is connected to the cover (403) in a damped rotary manner, that the lower part of the shaft (404) is connected with connecting rods (405) distributed in radial direction, that the number of connecting rods (405) corresponds to the number of liquid inlets (4021), and that the free ends of the connecting rods (405) extend to the liquid inlets (4021) and are connected with scrapers (406).
3. A device for measuring the pressure of a fluid in a conduit according to claim 2, wherein the tip of the shaft (404) is provided with a hexagon socket (4041).
4. A device for measuring the pressure of a fluid in a conduit according to claim 2, wherein the inlet (4021) has two side walls (4022), and the direction of each side wall (4022) and the direction of the doctor (406) are set at the same acute angle with the radial direction of the guide tube (402).
5. The pressure measurement device of pipeline fluid according to claim 1, wherein the inner wall of the pipeline (3) is provided with a plugging groove (302) at the guide hole (303), and the sealing cover (403) is clamped with the plugging groove (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410417367.7A CN118010234B (en) | 2024-04-09 | 2024-04-09 | Pressure measuring device for pipeline fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410417367.7A CN118010234B (en) | 2024-04-09 | 2024-04-09 | Pressure measuring device for pipeline fluid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118010234A true CN118010234A (en) | 2024-05-10 |
| CN118010234B CN118010234B (en) | 2024-06-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410417367.7A Active CN118010234B (en) | 2024-04-09 | 2024-04-09 | Pressure measuring device for pipeline fluid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118010234B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH203378A (en) * | 1938-06-09 | 1939-03-15 | Nussbaum & Co Aktiengesellscha | Kickback reducing device for pressurized water pipes. |
| US5819802A (en) * | 1997-09-12 | 1998-10-13 | Fan; Jui Hua | I-type counterflow absorber |
| CN204533609U (en) * | 2015-02-15 | 2015-08-05 | 浙江工力阀门铸造有限公司 | Anti-leak gate valve |
| CN205047347U (en) * | 2015-09-06 | 2016-02-24 | 杜建波 | Discharge fluidic energy recuperation system |
| CN111928995A (en) * | 2020-10-15 | 2020-11-13 | 南京沃天科技有限公司 | Pressure sensor for detecting pipeline liquid pressure |
| CN111998127A (en) * | 2020-08-12 | 2020-11-27 | 何作勇 | Pipeline port connecting device for preventing impact of water hammer |
| CN212911100U (en) * | 2020-05-29 | 2021-04-09 | 郑剑威 | Flowers are irrigation equipment regularly |
| CN215984694U (en) * | 2021-09-17 | 2022-03-08 | 上海新廖机电技术有限公司 | Small-flow vortex street flowmeter body |
| CN216643478U (en) * | 2021-12-02 | 2022-05-31 | 湖北广盛建设集团有限责任公司 | PVC silencing vertical reducing pipe fitting |
| CN116892243A (en) * | 2023-07-14 | 2023-10-17 | 濮阳市华通建设有限公司 | Municipal engineering pipeline drainage dredging device and method |
| CN117163904A (en) * | 2023-10-24 | 2023-12-05 | 费森尤斯卡比华瑞制药有限公司 | Liquid filling device |
-
2024
- 2024-04-09 CN CN202410417367.7A patent/CN118010234B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH203378A (en) * | 1938-06-09 | 1939-03-15 | Nussbaum & Co Aktiengesellscha | Kickback reducing device for pressurized water pipes. |
| US5819802A (en) * | 1997-09-12 | 1998-10-13 | Fan; Jui Hua | I-type counterflow absorber |
| CN204533609U (en) * | 2015-02-15 | 2015-08-05 | 浙江工力阀门铸造有限公司 | Anti-leak gate valve |
| CN205047347U (en) * | 2015-09-06 | 2016-02-24 | 杜建波 | Discharge fluidic energy recuperation system |
| CN212911100U (en) * | 2020-05-29 | 2021-04-09 | 郑剑威 | Flowers are irrigation equipment regularly |
| CN111998127A (en) * | 2020-08-12 | 2020-11-27 | 何作勇 | Pipeline port connecting device for preventing impact of water hammer |
| CN111928995A (en) * | 2020-10-15 | 2020-11-13 | 南京沃天科技有限公司 | Pressure sensor for detecting pipeline liquid pressure |
| CN215984694U (en) * | 2021-09-17 | 2022-03-08 | 上海新廖机电技术有限公司 | Small-flow vortex street flowmeter body |
| CN216643478U (en) * | 2021-12-02 | 2022-05-31 | 湖北广盛建设集团有限责任公司 | PVC silencing vertical reducing pipe fitting |
| CN116892243A (en) * | 2023-07-14 | 2023-10-17 | 濮阳市华通建设有限公司 | Municipal engineering pipeline drainage dredging device and method |
| CN117163904A (en) * | 2023-10-24 | 2023-12-05 | 费森尤斯卡比华瑞制药有限公司 | Liquid filling device |
Non-Patent Citations (1)
| Title |
|---|
| 邹立松;: "一种高效减阻的高速管道输送系统的设想", 硫磷设计与粉体工程, no. 01, 31 January 2016 (2016-01-31), pages 1 - 12 * |
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| Publication number | Publication date |
|---|---|
| CN118010234B (en) | 2024-06-04 |
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