CN211904902U - Bellows pressure test frock - Google Patents
Bellows pressure test frock Download PDFInfo
- Publication number
- CN211904902U CN211904902U CN202020218547.XU CN202020218547U CN211904902U CN 211904902 U CN211904902 U CN 211904902U CN 202020218547 U CN202020218547 U CN 202020218547U CN 211904902 U CN211904902 U CN 211904902U
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- CN
- China
- Prior art keywords
- baffle
- bellows
- corrugated pipe
- pressure test
- pressure
- Prior art date
- 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.)
- Expired - Fee Related
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- 238000012360 testing method Methods 0.000 title claims abstract description 18
- 238000003466 welding Methods 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 11
- 238000012545 processing Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 230000003631 expected effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a bellows pressure test frock relates to bellows processing equipment technical field, including parallel and the relative first baffle and the second baffle that sets up of each other, first baffle pass through the bracing piece with the second baffle is connected, first baffle with all be provided with the mounting that is used for fixed bellows on the second baffle terminal surface in opposite directions, the both ends of bellows respectively with mounting fixed connection, just first baffle with the second baffle is sealed with the both ends of bellows respectively, first baffle or set up the pressure input port with the inside intercommunication of bellows on the second baffle. The utility model discloses can effectively carry out the pressure-bearing to the bellows and measure, guarantee that the quality of bellows accords with operation requirement.
Description
Technical Field
The utility model relates to a bellows processing equipment technical field especially relates to a bellows pressure test frock.
Background
The corrugated pipe is taken as an elastic element and is currently 'actively used' in various fields, a problem of the corrugated pipe in design and application is not negligible, namely the pressure bearing capacity of the corrugated pipe, and the pressure bearing capacity of the corrugated pipe means that the corrugated pipe is not damaged under a certain pressure (air pressure/water pressure) and the deformation of the corrugated pipe is within a certain range. The pressure bearing capacity of the corrugated pipe directly influences the service life and the application occasion of the corrugated pipe.
The existing pressure bearing capacity parameters of the corrugated pipe are numerical values obtained through actual experience or calculation, but the products have problems after being put into practical use, such as the pressure bearing capacity is insufficient, the corrugated pipe cannot adapt to the working condition and is directly damaged, serious problems are brought to customers, and the problems such as expected effect is not generated in the working process due to the fact that the pressure bearing capacity of the corrugated pipe is too strong, and the like are numerous.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that, overcome prior art's shortcoming, provide a bellows pressure test frock.
In order to solve the technical problem, the technical scheme of the utility model as follows:
the utility model provides a bellows pressure test frock, is including parallel to each other and relative first baffle and the second baffle that sets up, first baffle pass through the bracing piece with the second baffle is connected, first baffle with all be provided with the mounting that is used for fixed bellows on the second baffle terminal surface in opposite directions, the both ends of bellows respectively with mounting fixed connection, just first baffle with the second baffle is sealed the both ends of bellows respectively, first baffle or set up on the second baffle with the inside pressure input port that communicates of bellows.
As a corrugated pipe pressure test frock's an preferred scheme, wherein: the fixing part comprises a welding ring fixedly arranged on the opposite end faces of the first baffle and the second baffle, and the middle of the welding ring is provided with a through hole for the corrugated pipe to extend into.
As a corrugated pipe pressure test frock's an preferred scheme, wherein: the sealing gasket is positioned between the welding ring and the first baffle or between the second baffles, and a through hole for communicating the pressure input port with the interior of the corrugated pipe is formed in the sealing gasket adjacent to the pressure input port.
As a corrugated pipe pressure test frock's an preferred scheme, wherein: the supporting rod is a threaded rod, one end of the supporting rod penetrates through the first baffle and then is fixedly installed in the second baffle, and the supporting rod is provided with a positioning nut which is located on the end face of the first baffle far away from the second baffle.
As a corrugated pipe pressure test frock's an preferred scheme, wherein: the number of the supporting rods is at least two.
The utility model has the advantages that:
(1) the utility model fixes the corrugated pipe and seals both ends, then pressurizes the corrugated pipe through the pressure input port by the external pressurizing equipment, and then observes or measures the parameter change of the corrugated pipe after maintaining the pressure for a certain time, thus judging whether the bearing performance of the corrugated pipe meets the standard or not, effectively measuring the bearing performance of the corrugated pipe and ensuring that the quality of the corrugated pipe meets the use requirement;
(2) the utility model has the advantages that the first baffle and the second baffle are fixedly connected through the support rod, which can play the role of protection and support, so that the distance between the first baffle and the second baffle is kept fixed in the measuring process, and the deformation of the corrugated pipe in the measuring process is avoided;
(3) the utility model adopts the threaded rod as the supporting rod, and the positioning nut is arranged on the threaded rod, the distance between the first baffle and the second baffle can be fixed by adjusting the position of the positioning nut, and the deformation of the corrugated pipe in the measuring process is avoided; in addition, the distance between the first baffle and the second baffle can be adjusted according to the length of the corrugated pipe to be measured, and the application range is wider.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural view of a bellows pressure test fixture provided by the present invention;
wherein: 1. a first baffle plate; 2. a second baffle; 3. a pressure input port; 4. welding a ring; 5. a gasket; 6. a through hole; 7. a support bar; 8. positioning a nut; 9. a bellows.
Detailed Description
In order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
The existing pressure bearing capacity parameters of the corrugated pipe are numerical values obtained through actual experience or calculation, but the products have problems after being put into practical use, such as the pressure bearing capacity is insufficient, the corrugated pipe cannot adapt to the working condition and is directly damaged, serious problems are brought to customers, and the problems such as expected effect is not generated in the working process due to the fact that the pressure bearing capacity of the corrugated pipe is too strong, and the like are numerous.
Referring to fig. 1, in view of this, the present embodiment provides a bellows pressure testing tool, a main body of the tool includes a first baffle 1 and a second baffle 2, a bellows 9 is fixedly installed between the first baffle 1 and the second baffle 2, the bellows 9 is pressurized through a pressure input port 3 formed in the first baffle 1, and pressure is maintained for a certain time, and then parameter changes of the bellows 9 are observed or measured, so as to test a pressure bearing capacity of the bellows 9.
Specifically, the first baffle 1 and the second baffle 2 are parallel to each other and are oppositely arranged on the left side and the right side. The first baffle 1 and the second baffle 2 are connected through a support rod 7. All install on the right-hand member face of first baffle 1 and the left end face of second baffle 2 and weld ring 4, weld the coaxial setting of ring 4 for two, and all set up the through-hole that supplies bellows 9 tip to stretch into at the middle part of welding ring 4. Two ends of the corrugated pipe 9 to be measured respectively extend into through holes in the two welding rings 4, and the corrugated pipe 9 and the welding rings 4 are welded to fix the position of the corrugated pipe 9.
Wherein, weld and correspond on ring 4 and first baffle 1 and second baffle 2 and seted up the through-hole, weld ring 4 when the installation, earlier weld the through-hole on the ring 4 and align with the through-hole on the baffle, rethread bolt fixed mounting can. It should be noted that the installation manner between the welding ring 4 and the baffle is not limited to this, and it is only necessary that the welding ring 4 is fixedly and detachably installed at the corresponding position of the baffle.
Sealing gaskets 5 are arranged between the welding ring 4 and the first baffle plate 1 and between the welding ring and the second baffle plate 2. The sealing gasket 5 is tightly clamped between the welding ring 4 and the first baffle plate 1 and between the welding ring 4 and the second baffle plate 2. After the corrugated pipe 9 and the welding ring 4 are welded, two ends of the corrugated pipe 9 extend to be attached to the sealing gaskets 5, and therefore two ends of the corrugated pipe 9 can be sealed by the two sealing gaskets 5.
The middle part of the first baffle plate 1 is provided with a pressure input port 3, correspondingly, the middle part of the sealing gasket 5 arranged on the right end surface of the first baffle plate 1 is provided with a through hole 6, the left end of the through hole 6 is communicated with the pressure input port 3, and the right end of the through hole 6 is communicated with the inside of the corrugated pipe 9.
When the bearing capacity of the corrugated pipe 9 is measured, firstly, two ends of the corrugated pipe 9 extend into the two welding rings 4 respectively, the end part of the corrugated pipe 9 is welded with the welding rings 4, then the welding rings 4 are aligned with the through holes on the baffle plates, then the welding rings are fixedly installed on the first baffle plate 1 and the second baffle plate 2 through bolts, the end part of the corrugated pipe 9 is enabled to be tightly attached to the sealing gasket 5, external pressurizing equipment pressurizes the corrugated pipe 9 through the pressure input port 3, then parameter change of the corrugated pipe 9 is observed or measured after pressure maintaining for a certain time, and whether the bearing capacity of the corrugated pipe 9 meets the standard or not can be judged.
In addition, bracing piece 7 can choose for use to be the threaded rod, and fixed connection is in second baffle 2 behind the right-hand member of this threaded rod passes first baffle 1, has set nut 8 at the left end demountable installation of threaded rod. Through adjusting the position of positioning nut 8 and making the right end face of positioning nut 8 hug closely the left end face of first baffle 1, can be fixed the interval between first baffle 1 and the second baffle 2, avoid bellows 9 to appear warping in the measurement process. In addition, the distance between the first baffle plate 1 and the second baffle plate 2 can be adjusted according to the length of the corrugated pipe 9 to be measured, and the application range is wider.
Therefore, the utility model discloses can effectively carry out the pressure-bearing to bellows 9 and measure, guarantee that the quality of bellows 9 accords with operation requirement.
In addition to the above embodiments, the present invention may have other embodiments; all the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.
Claims (5)
1. The utility model provides a bellows pressure test frock which characterized in that: including first baffle (1) and second baffle (2) that are parallel to each other and relative setting, first baffle (1) pass through bracing piece (7) with second baffle (2) are connected, first baffle (1) with all be provided with the mounting that is used for fixed bellows (9) on the terminal surface that second baffle (2) is in opposite directions, the both ends of bellows (9) respectively with mounting fixed connection, just first baffle (1) with the both ends of bellows (9) are sealed respectively with second baffle (2), set up pressure input port (3) with the inside intercommunication of bellows (9) on first baffle (1) or second baffle (2).
2. The bellows pressure test fixture of claim 1, characterized in that: the fixing piece comprises a welding ring (4) fixedly installed on the opposite end faces of the first baffle (1) and the second baffle (2), and a through hole for the corrugated pipe (9) to stretch into is formed in the middle of the welding ring (4).
3. The bellows pressure test fixture of claim 2, characterized in that: sealing gaskets (5) are arranged on the opposite end faces of the first baffle plate (1) and the second baffle plate (2), the sealing gaskets (5) are positioned between the welding ring (4) and the first baffle plate (1) or the second baffle plate (2),
and the sealing gasket (5) adjacent to the pressure input port (3) is provided with a through hole (6) for communicating the pressure input port (3) with the interior of the corrugated pipe (9).
4. The bellows pressure test fixture of claim 1, characterized in that: the supporting rod (7) is a threaded rod, one end of the supporting rod (7) penetrates through the rear portion of the first baffle (1) and is fixedly installed in the second baffle (2), a positioning nut (8) is installed on the supporting rod (7) and the positioning nut (8) is located on the first baffle (1) and is far away from the end face of the second baffle (2).
5. The bellows pressure test fixture of claim 4, characterized in that: at least two support rods (7) are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020218547.XU CN211904902U (en) | 2020-02-27 | 2020-02-27 | Bellows pressure test frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020218547.XU CN211904902U (en) | 2020-02-27 | 2020-02-27 | Bellows pressure test frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211904902U true CN211904902U (en) | 2020-11-10 |
Family
ID=73291795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020218547.XU Expired - Fee Related CN211904902U (en) | 2020-02-27 | 2020-02-27 | Bellows pressure test frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211904902U (en) |
-
2020
- 2020-02-27 CN CN202020218547.XU patent/CN211904902U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201110 |