CN213455956U - Pipe joint for installing pressure sensor of pumped storage unit - Google Patents
Pipe joint for installing pressure sensor of pumped storage unit Download PDFInfo
- Publication number
- CN213455956U CN213455956U CN202022025651.XU CN202022025651U CN213455956U CN 213455956 U CN213455956 U CN 213455956U CN 202022025651 U CN202022025651 U CN 202022025651U CN 213455956 U CN213455956 U CN 213455956U
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- thread
- pressure sensor
- nut
- sealing
- pipe
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- 238000007789 sealing Methods 0.000 claims abstract description 34
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000013011 mating Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 9
- 230000010349 pulsation Effects 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model provides a pipe joint for installing a pressure sensor of a pumped storage unit, which comprises a pipe body and a sealing nut; the sealing nut is arranged on a pipe orifice at any end of the pipe body in a threaded fit manner; the side surface of the pipe body is provided with a pressure sensor joint; the nut for sealing is provided with a threaded hole which is through along the axial direction, and the threaded hole is internally provided with a bolt for exhausting in a thread fit mode. The pipe joint simplifies the installation difficulty of the pressure sensor, reduces the exhaust workload and the exhaust time, prolongs the service life of the pressure sensor, and ensures that the pressure pulsation test data is accurate and reliable, thereby truly reflecting the performance and the running state of the pumped storage unit.
Description
Technical Field
The utility model relates to a pipe-line system technical field especially relates to a pipe joint.
Background
After the pumped storage unit operates for a long time under the working conditions of power generation phase modulation or pumped phase modulation, air enters the pressure measuring pipeline to form bubbles, pressure change which is much larger than water pressure change is generated, and data measured by the pressure sensor is larger. In order to improve the accuracy of the measurement result of the pressure sensor, the pressure measuring pipeline needs to be exhausted timely.
In the prior art, a pressure sensor is directly installed on a pressure measuring pipeline or a single-pass connector is used for installing the pressure sensor. The installation of the pressure sensor can be influenced by the mismatch of the thread specifications of the pipe joint and the pressure measuring pipe joint; when exhausting, the sensor needs to be unscrewed, drainage and exhaust are carried out, and then the pressure sensor is screwed back, so that the workload is large and the consumed time is long; and after the sensor is manually loosened and screwed for many times, the sensor is easily damaged by people.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a coupling for pumped storage unit pressure sensor installation to solve coupling and pressure-measuring line joint thread specification and mismatch, exhaust work load is big, consuming time long, pressure sensor is fragile problem.
Based on the purpose, the utility model provides a coupling for installation of pumped storage unit pressure sensor, which comprises a pipe body and a sealing nut; the sealing nut is arranged on a pipe orifice at any end of the pipe body in a threaded fit manner; a pressure sensor joint is arranged on the side surface of the pipe body; the nut for sealing is provided with a threaded hole which is through along the axial direction, and the threaded hole is internally provided with a bolt for exhausting in a thread fit mode.
Optionally, the pipe orifices at two ends of the pipe body are respectively provided with a first thread and a second thread with different specifications; one of the first thread and the second thread can be connected with a pressure measuring pipeline joint, and the other can be connected with the sealing nut.
Optionally, one of the first and second threads is an M20 × 1.5 thread and the other is a G1/2 thread.
Optionally, the number of the pressure sensor joints is two, and the two pressure sensor joints are respectively located on two sides of the axis of the pipe body.
Optionally, the two pressure sensor joints are opposite in position.
Optionally, the pressure sensor fitting is G1/4 threaded.
Optionally, a third thread or a fourth thread is arranged on the inner side of the sealing nut; the third thread is capable of mating with the first thread and the fourth thread is capable of mating with the second thread.
Optionally, the threaded hole and the sealing nut are coaxially and concentrically arranged.
Optionally, a diversion trench for exhaust is arranged on the sealing nut; the guide groove for exhausting extends on the end face of the nut for sealing, one end of the guide groove is connected with the threaded hole, and the other end of the guide groove extends to the edge of the end face of the nut for sealing.
Optionally, a cylindrical small platform is arranged at the orifice of the threaded hole, and a rubber gasket for sealing is arranged on the cylindrical small platform.
From the above, the pipe joint for installing the pressure sensor of the pumped storage unit provided by the utility model can be freely matched with different thread specifications of the pressure measuring pipeline joint, so that the installation difficulty of the pipe joint and the pressure sensor is simplified; the exhaust workload and the exhaust time are reduced, and the measurement requirement is met in time; meanwhile, the damage of the pressure sensor is avoided, and the service life of the pressure sensor is prolonged. The pressure pulsation test data is accurate and reliable, and the performance and the running state of the pumped storage unit are truly reflected.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a pipe joint according to an embodiment of the present invention;
fig. 2 is a front view of a pipe joint according to an embodiment of the present invention;
fig. 3 is a side view of a pipe joint according to an embodiment of the present invention;
fig. 4 is a cross-sectional view of a pipe joint according to an embodiment of the present invention;
fig. 5 is a cross-sectional view of a sealing nut of a pipe joint according to an embodiment of the present invention;
fig. 6 is a cross-sectional view of a pipe body of the pipe joint according to the embodiment of the present invention;
fig. 7 is a front view of a pipe body of the pipe joint according to the embodiment of the present invention;
fig. 8 is a side view of a pipe body of the pipe joint according to the embodiment of the present invention;
fig. 9 is a top view of a pipe joint according to an embodiment of the present invention;
fig. 10 is a front view of an exhaust bolt of a pipe joint according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings.
It should be noted that unless otherwise defined, technical or scientific terms used in the embodiments of the present invention should have the ordinary meaning as understood by those having ordinary skill in the art to which the present disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
As shown in fig. 1-6, there are shown a structure diagram, a view and a cross-sectional view of a pipe joint and its components for installing a pumped storage group pressure sensor according to an embodiment of the present invention. The embodiment of the utility model provides a coupling includes body 1 and sealed nut 2 of using, and body 1 links to each other with sealed nut 2 through the cooperation of screw thread 3 and screw thread 4 with sealed. Wherein, the side surface of the pipe body 1 is provided with a pressure sensor joint 5; the sealing nut 2 is provided with a threaded hole 6 which is through along the axial direction, and the threaded hole 6 is internally provided with an exhaust bolt 7 in a thread fit mode.
Alternatively, as shown in fig. 7 and 8, the threads 3 at the pipe openings at the two ends of the pipe body 1 have two different specifications, one is M20 × 1.5 threads, and the other is G1/2 threads. One of them can be connected to a pressure measuring line joint, and the other can be connected to the sealing nut 2. The two thread specifications can be freely matched with different thread specifications of the pressure measuring pipeline joint, and the installation difficulty of the pipeline joint is simplified.
In other embodiments of the present invention, as shown in fig. 4 and 6, the pressure sensor connector 5 has a G1/4 thread size, two in number, and is respectively located on two sides of the pipe body 1, and the positions are opposite to each other. The scheme of the embodiment increases the installation quantity of the pressure sensors, and can meet the requirement that two different measuring main bodies measure the pressure at the same time; the pressure measuring pipeline is usually arranged at the position close to the wall, and the pressure sensor joints at the two sides simplify the installation difficulty of the pressure sensor; meanwhile, the manual damage caused by manually plugging and unplugging the pressure sensor is avoided, and the service life of the pressure sensor is prolonged.
Alternatively, as shown in fig. 5, the threads 4 on the inner side of the sealing nut 2 have two types of specifications, i.e., M20 × 1.5 threads and G1/2 threads, which can be matched with one of the threads 3 at the pipe orifices at the two ends of the pipe body 1.
In other embodiments of the present invention, as shown in fig. 5, the threaded hole 6 is coaxially and concentrically arranged with the sealing nut 2. The screw hole 6 may be provided at any position on the exhaust nut 2 so as to penetrate in the axial direction.
Alternatively, as shown in fig. 9 and 10, the sealing nut 2 may be provided with an exhaust guide groove 8. The exhaust diversion trench 8 extends on the end face of the sealing nut 2, one end of the exhaust diversion trench is connected with the threaded hole 6, and the other end of the exhaust diversion trench extends to the edge of the end face of the sealing nut 2. The user unscrews the exhaust bolt 7, gas in the water body of the pipe body 1 is discharged, and the discharged mixed water is discharged through the exhaust diversion trench 8 during exhaust; after all the gas is exhausted, the user tightens the exhaust bolt 7 again to complete the exhaust work. The scheme of the embodiment reduces the workload and the time consumption of exhaust. The measurement requirement of the user is met in time.
In other embodiments of the present invention, as shown in fig. 9 and 10, a small cylindrical platform is disposed at the hole opening of the threaded hole 6, and a rubber gasket 9 for sealing is disposed on the small cylindrical platform. The laminating position of leaving rubber gasket for sealing 9 on the little platform of cylindrical will seal and set up rubber gasket for sealing 9 on little platform of cylindrical, can protect the leakproofness that the pipe joint for pressure pulsation test data is accurate reliable.
Based on the pipe joint in the embodiment, the use process is as follows: the user will install on the pressure-measuring pipeline with the pipe joint of pressure-measuring pipeline screw thread specification assorted, then will seal and install at the pipe joint opposite side with the nut, ensure simultaneously that the bolt for the exhaust on the nut for sealing closes normally, install pressure sensor in the body side at last. When needs exhaust, the user unscrews the bolt for the exhaust, discharges the gas in the pressure measurement pipeline water, and the gas mixes the water and can be discharged along with the guiding gutter for the exhaust. After the exhaust is finished, the user tightens the exhaust bolt again to finish the exhaust work.
According to the embodiment, the pipe joint for installing the pressure sensor of the pumped storage unit provided by the embodiment of the utility model can be freely matched with different thread specifications of the pressure measuring pipeline joint, so that the installation difficulty of the pipe joint and the pressure sensor is simplified; the exhaust workload and the exhaust time are reduced, and the measurement requirement is met in time; meanwhile, the damage of the pressure sensor is avoided, and the service life of the pressure sensor is prolonged. The pressure pulsation test data is accurate and reliable, and the performance and the running state of the pumped storage unit are truly reflected.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also technical features in the above embodiments or in different embodiments can be combined, steps can be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
The present embodiments are intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. A pipe joint is characterized by comprising a pipe body and a sealing nut; the sealing nut is arranged on a pipe orifice at any end of the pipe body in a threaded fit manner; a pressure sensor joint is arranged on the side surface of the pipe body; the nut for sealing is provided with a threaded hole which is through along the axial direction, and the threaded hole is internally provided with a bolt for exhausting in a thread fit mode.
2. The pipe joint according to claim 1, wherein the pipe orifices at two ends of the pipe body are respectively provided with a first thread and a second thread with different specifications; one of the first thread and the second thread can be connected with a pressure measuring pipeline joint, and the other can be connected with the sealing nut.
3. A coupling as claimed in claim 2, wherein one of the first and second threads is an M20 x 1.5 thread and the other is a G1/2 thread.
4. The joint of claim 1, wherein the number of pressure sensor joints is two, and the two pressure sensor joints are respectively located on two sides of the axis of the pipe body.
5. The fitting of claim 4 wherein said pressure sensor fittings are diametrically located.
6. The fitting of claim 1 wherein said pressure sensor fitting is G1/4 thread gauge.
7. The pipe joint according to claim 1, wherein the inside of the seal nut is provided with a third thread or a fourth thread; the third thread is capable of mating with the first thread and the fourth thread is capable of mating with the second thread.
8. The fitting of claim 1 wherein said threaded bore is coaxially disposed concentrically with said sealing nut.
9. The pipe joint according to claim 1, wherein the sealing nut is provided with a guide groove for exhaust; the guide groove for exhausting extends on the end face of the nut for sealing, one end of the guide groove is connected with the threaded hole, and the other end of the guide groove extends to the edge of the end face of the nut for sealing.
10. The pipe joint according to claim 1, wherein a cylindrical small platform is arranged at the orifice of the threaded hole, and a sealing rubber gasket is arranged on the cylindrical small platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022025651.XU CN213455956U (en) | 2020-09-16 | 2020-09-16 | Pipe joint for installing pressure sensor of pumped storage unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022025651.XU CN213455956U (en) | 2020-09-16 | 2020-09-16 | Pipe joint for installing pressure sensor of pumped storage unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213455956U true CN213455956U (en) | 2021-06-15 |
Family
ID=76324773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022025651.XU Active CN213455956U (en) | 2020-09-16 | 2020-09-16 | Pipe joint for installing pressure sensor of pumped storage unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213455956U (en) |
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2020
- 2020-09-16 CN CN202022025651.XU patent/CN213455956U/en active Active
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