CN217716788U - Pipeline water pressure experiment backrest device - Google Patents
Pipeline water pressure experiment backrest device Download PDFInfo
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- CN217716788U CN217716788U CN202221451077.7U CN202221451077U CN217716788U CN 217716788 U CN217716788 U CN 217716788U CN 202221451077 U CN202221451077 U CN 202221451077U CN 217716788 U CN217716788 U CN 217716788U
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- pipeline
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- jack
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 33
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 58
- 239000010959 steel Substances 0.000 claims abstract description 58
- 238000003466 welding Methods 0.000 claims abstract description 11
- 230000002706 hydrostatic effect Effects 0.000 claims abstract description 4
- 230000002146 bilateral effect Effects 0.000 claims abstract description 3
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 239000000243 solution Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Abstract
The utility model discloses a pipeline hydrostatic test back device belongs to pipeline hydrostatic test equipment technical field, including the I-steel support, the welding has the steel sheet on the I-steel support, and the bilateral symmetry welding of I-steel support has two sleeves, and one side of I-steel support is provided with the top and pushes away the support, pushes away and is provided with the flange blind plate on the support, is provided with the jack between I-steel support and the top support. The utility model discloses a setting of I-steel support, steel sheet, sleeve pipe, top push support, flange blind plate and jack is connected the flange blind plate with the both ends of pipeline, I-steel support and steel sheet then extrude the wall body at rear to under the adjustable support of jack, eliminate and compensate the pressure that has the transmission in the pipeline and come, make it have sufficient horizontal counter force, thereby keep the flexibility to accept socket relative displacement and be in the normal scope all the time, thereby satisfy the rigidity requirement of experiment.
Description
Technical Field
The utility model relates to a water pressure experiment back especially relates to a pipeline water pressure experiment back device, belongs to pipeline water pressure experiment equipment technical field.
Background
In the grid-connected reconstruction project of a water plant, a main trunk pipe needs to be equipped, and in order to ensure the quality of the project, a pressure drop method water pressure experiment needs to be carried out on a pipeline generally so as to judge whether the installation quality of the pipeline is qualified.
Under experimental pressure, the flexible kneck is inserted to the dish that the both ends of pipeline especially made both sides be used for the experiment holds, dish, can bear powerful horizontal thrust, because the dish holds and can not provide sufficient horizontal counterforce at pipeline both ends, causes flexible joint to open gradually, leads to experimental failure and even takes place the incident.
The utility model discloses a new solution is proposed to above problem.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main objective is in order to solve under experimental pressure, the flexible kneck is inserted to the dish that the both ends of pipeline especially made both sides be used for the experiment, dish, can bear powerful horizontal thrust, because the dish holds and can not provide sufficient horizontal counterforce at pipeline both ends, causes flexible interface to open gradually, leads to experimental failure and even takes place the problem of incident, and a pipeline water pressure experiment back device that provides.
The purpose of the utility model can be achieved by adopting the following technical scheme:
the utility model provides a pipeline hydrostatic test back device, includes the I-steel support, the welding has the steel sheet on the I-steel support, the bilateral symmetry welding of I-steel support has two sleeves, one side of I-steel support is provided with the top and pushes away the support, push away and be provided with the flange blind plate on the support, the I-steel support with push away and be provided with the jack between the support.
Preferably, the I-steel support and the pushing support are provided with groove type base plates on the side close to each other, and the two groove type base plates are connected with the jack.
Preferably, the two groove type base plates are respectively connected with the I-steel support and the pushing support through welding.
Preferably, steel pipe piles are arranged inside the two sleeves.
Preferably, a water injection pipe is arranged on the flange blind plate.
Preferably, a spring pressure gauge is arranged above the water injection pipe.
Preferably, one side of the spring pressure gauge is provided with an exhaust hole formed in the flange blind plate, and the exhaust hole is provided with an exhaust valve.
Preferably, one end of the exhaust valve is provided with a plastic pipe.
Preferably, one end of the plastic pipe is movably connected with one end of the exhaust valve through a threaded pipe.
Preferably, the two groove type base plates are both provided with cushion blocks.
The utility model has the advantages of that: according to the utility model discloses a pipeline water pressure experiment back device, through the I-steel support, the steel sheet, the sleeve pipe, the top pushes away the support, the setting of flange blind plate and jack, be connected the both ends of flange blind plate with the pipeline, I-steel support and steel sheet then extrude the wall body at rear, and under the adjustable support of jack, eliminate and compensate the pressure that has the transmission in the pipeline and come, make it have sufficient horizontal counter force, thereby keep the flexibility to accept socket relative displacement and be in the normal scope all the time, thereby satisfy the rigidity requirement of experiment.
Drawings
Fig. 1 is a schematic overall structure diagram according to a preferred embodiment of the present invention;
fig. 2 is a schematic structural view of an i-steel bracket according to a preferred embodiment of the present invention;
fig. 3 is a schematic structural view of a jack according to a preferred embodiment of the present invention;
FIG. 4 is a schematic view of a pushing bracket according to a preferred embodiment of the present invention;
fig. 5 is a schematic view of a grooved pad according to a preferred embodiment of the present invention;
fig. 6 is a schematic structural view of a flange blind according to a preferred embodiment of the present invention.
In the figure: 1-I-steel support, 2-steel plate, 3-sleeve, 4-pushing support, 5-flange blind plate, 6-jack, 7-groove type base plate, 8-steel pipe pile, 9-water injection pipe, 10-spring pressure gauge, 11-exhaust hole, 12-exhaust valve, 13-plastic pipe, 14-screwed pipe and 15-cushion block.
Detailed Description
In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1 to 6, the backrest device for the hydraulic test of the pipeline provided by the embodiment includes an i-steel support 1, a steel plate 2 is welded on the i-steel support 1, two sleeves 3 are symmetrically welded on two sides of the i-steel support 1, a pushing support 4 is arranged on one side of the i-steel support 1, a flange blind plate 5 is arranged on the pushing support 4, a jack 6 is arranged between the i-steel support 1 and the pushing support 4, the flange blind plate 5 is connected with two ends of the pipeline through the arrangement of the i-steel support 1, the steel plate 2, the sleeves 3, the pushing support 4, the flange blind plate 5 and the jack 6, the i-steel support 1 and the steel plate 2 extrude a rear wall, and the pressure transmitted in the pipeline is eliminated and compensated under the adjustable support of the jack 6, so that the backrest device has sufficient horizontal counter force, and the relative displacement of the flexibly-received socket is always in a standard range, thereby satisfying the rigidity requirement of the test.
In this embodiment, as shown in fig. 1, 2, and 5, groove type backing plates 7 are disposed on the sides of the i-steel bracket 1 and the pushing bracket 4 close to each other, the two groove type backing plates 7 are connected to a jack 6, the two groove type backing plates 7 are connected to the i-steel bracket 1 and the pushing bracket 4 by welding, and steel pipe piles 8 are disposed inside the two sleeves 3. Through the setting of slot type backing plate 7, can play fixed effect to jack 6, prevent 6 slippage of jack, through 7 and I-steel support 1 with push away the welding of support 4 with two slot type backing plates, can make its more stable of connecting, promote the fixed effect to jack 6, through the setting of steel-pipe pile 8, can play fixed effect to steel sheet 2, stability when promoting steel sheet 2 and using.
In the present embodiment, as shown in fig. 1, 4 and 6, a water injection pipe 9 is provided on the flange blank 5, a spring pressure gauge 10 is provided above the water injection pipe 9, an exhaust hole 11 provided on the flange blank 5 is provided on one side of the spring pressure gauge 10, and an exhaust valve 12 is provided on the exhaust hole 11. Through the setting of water injection pipe 9, think water injection in the pipeline when conveniently experimenting, through the setting of spring pressure gauge 10, the pressure to the pipeline in when the experiment is conveniently detected, through the setting of exhaust hole 11 and discharge valve 12, can conveniently be before the experiment with the gas outgoing in the pipeline.
In the present embodiment, as shown in fig. 1, 3, 5 and 6, a plastic pipe 13 is disposed at one end of the exhaust valve 12, one end of the plastic pipe 13 is movably connected to one end of the exhaust valve 12 through a threaded pipe 14, and a cushion block 15 is disposed on each of the two grooved cushion plates 7. Through the setting of plastic tubing 13, the clear water of taking out when being convenient for exhaust valve 12 exhausts outwards discharges, draws forth the slot, avoids causing the influence to the experiment, through the setting of screwed pipe 14, is connected plastic tubing 13 and exhaust valve 12 through screwed pipe 14, conveniently dismantles plastic tubing 13, through the setting of cushion 15, can reserve certain elongation for jack 6 when the experiment, makes things convenient for jack 6 to adjust.
In this embodiment, as shown in fig. 1 to 6, the working process of the backrest device for a hydraulic test of a pipeline provided by this embodiment is as follows:
step 1: connecting the pushing support 4 with a pipeline through a flange blind plate 5, then tightly abutting the I-shaped steel support 1 and the steel plate 2 against the wall of the groove, and then adjusting the length of the jack 6 to enable the jack to be supported between the steel plate 2 and the pushing support 4;
step 2: continuously injecting water into the pipeline through the water injection pipe 9 until the pipeline is full, and observing whether each interface leaks water or not by paying attention. The pressurizing pump runs at a low gear discontinuously, pressurizes slowly, accelerates the gas in the pipeline to be discharged from the exhaust hole 11 and the exhaust valve 12 outwards, and supplements water and closes the exhaust valve 12 after the gas is completely discharged;
and step 3: starting a pressure pump, slowly raising the water pressure in the pipeline, exhausting air at two sides of the pipeline by using an exhaust valve 12, pressurizing to a test pressure in a grading way, checking whether water leakage and damage phenomena exist at the positions of a pipeline connector, an accessory and the like, stopping water injection and pressure compensation, stabilizing for a certain time, reducing the test pressure to a working pressure when the pressure is reduced to be less than or equal to 0.03MPa, stabilizing for 30 minutes, performing appearance inspection, and if no water leakage phenomenon exists, determining that the water pressure test is qualified.
In conclusion, in this embodiment, according to the back device for the pipeline water pressure experiment of this embodiment, through the setting of slot type backing plate 7, can play fixed effect to jack 6, prevent jack 6 slippage, through welding two slot type backing plates 7 with I-steel support 1 and top push support 4, can make it connect more stable, promote the fixed effect to jack 6, through the setting of steel-pipe pile 8, can play fixed effect to steel sheet 2, promote the stability when steel sheet 2 uses, through the setting of water injection pipe 9, want water injection in the pipeline when making things convenient for the experiment, through the setting of spring pressure gauge 10, conveniently detect the pressure in the pipeline when the experiment, through the setting of exhaust hole 11 and discharge valve 12, can conveniently discharge the gas in the pipeline before the experiment, through the setting of plastic tubing 13, the clear water that is convenient for taking out when discharge valve 12 exhausts outwards discharges, draw forth the groove, avoid causing the influence to the experiment, through the setting of reserve pipe 14, pass through screwed plastic tubing 13 and discharge valve 12 through screwed pipe 14, the convenience is dismantled to pipeline 13, through the setting of cushion block 15, can adjust the jack 6 for the extension when the experiment, the convenience, certain extension of jack 6 carries out.
The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.
Claims (10)
1. The utility model provides a pipeline water pressure experiment back device, its characterized in that, includes I-steel support (1), the welding has steel sheet (2) on I-steel support (1), the bilateral symmetry welding of I-steel support (1) has two sleeve pipes (3), one side of I-steel support (1) is provided with top and pushes away support (4), it is provided with flange blind plate (5) on top to push away support (4), I-steel support (1) with top is pushed away and is provided with jack (6) between support (4).
2. The backrest device for the hydraulic experiment of the pipeline as claimed in claim 1, wherein the side of the I-steel bracket (1) close to the pushing bracket (4) is provided with a groove-type base plate (7), and the two groove-type base plates (7) are connected with the jack (6).
3. The backrest device for the hydraulic experiment of the pipeline as claimed in claim 2, wherein the two groove-type base plates (7) are respectively connected with the I-steel bracket (1) and the pushing bracket (4) through welding.
4. The backrest device for the pipeline hydraulic pressure experiment as claimed in claim 1, wherein the steel pipe piles (8) are arranged inside the two sleeves (3).
5. The back rest device for the hydraulic experiment of the pipeline is characterized in that a water injection pipe (9) is arranged on the flange blind plate (5).
6. The back rest device for the hydraulic experiment of the pipeline is characterized in that a spring pressure gauge (10) is arranged above the water injection pipe (9).
7. The backrest device for the pipeline hydrostatic test is characterized in that one side of the spring pressure gauge (10) is provided with an exhaust hole (11) formed in the flange blind plate (5), and the exhaust hole (11) is provided with an exhaust valve (12).
8. The backrest device for hydraulic experiment of pipeline as claimed in claim 7, wherein one end of the exhaust valve (12) is provided with a plastic tube (13).
9. The back rest device for the pipeline hydraulic experiment as claimed in claim 8, wherein one end of the plastic tube (13) is movably connected with one end of the exhaust valve (12) through a threaded tube (14).
10. The back rest device for the hydraulic experiment of the pipeline as claimed in claim 2, wherein a cushion block (15) is arranged on each of the two groove-type cushion plates (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221451077.7U CN217716788U (en) | 2022-06-10 | 2022-06-10 | Pipeline water pressure experiment backrest device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221451077.7U CN217716788U (en) | 2022-06-10 | 2022-06-10 | Pipeline water pressure experiment backrest device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217716788U true CN217716788U (en) | 2022-11-01 |
Family
ID=83800799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221451077.7U Active CN217716788U (en) | 2022-06-10 | 2022-06-10 | Pipeline water pressure experiment backrest device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217716788U (en) |
-
2022
- 2022-06-10 CN CN202221451077.7U patent/CN217716788U/en active Active
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