CN110823469A - Internal and external pressure test device and method for watertight connecting seat - Google Patents
Internal and external pressure test device and method for watertight connecting seat Download PDFInfo
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- CN110823469A CN110823469A CN201911313686.9A CN201911313686A CN110823469A CN 110823469 A CN110823469 A CN 110823469A CN 201911313686 A CN201911313686 A CN 201911313686A CN 110823469 A CN110823469 A CN 110823469A
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- connecting seat
- test device
- barrel
- watertight connecting
- upper cover
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/12—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing elastic covers or coatings, e.g. soapy water
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/006—Crack, flaws, fracture or rupture
- G01N2203/0067—Fracture or rupture
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
- G01N2203/0075—Strain-stress relations or elastic constants
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses an internal and external pressure test device of a watertight connecting seat, which comprises the watertight connecting seat, the air tightness test device and an external hydraulic device, wherein the watertight connecting seat is assembled with a lead and a socket; the outer hydraulic device comprises a barrel II, an upper cover II is arranged at the top of the barrel II, a plug is arranged at the opening of the upper cover II, a bottom cover II is arranged at the bottom of the barrel II, a joint is arranged on the bottom cover II, and a tightness test device is arranged in the barrel II. According to the invention, the tightness test device is used for carrying out the air tightness test on the watertight connecting seat, and the external hydraulic device is used for carrying out the external hydraulic test on the watertight connecting seat, so that the whole set of device is convenient and easy to operate, has a wide working range, can be applied in series, gives consideration to universality and speciality, and is convenient to detect, maintain and use.
Description
Technical Field
The invention relates to an internal and external pressure test device and method for a watertight connecting seat.
Background
Certain kind is equipped with the connecting seat of wire and socket, and the during operation need bear inside gas pressure and outside water pressure, needs the assembly leakproofness of inspection connecting seat simultaneously, consequently need carry out inside and outside pressure detection to the connecting seat alone. The professional equipment for testing the internal and external pressure of the watertight connecting seat is high in purchase cost, large in occupied area and relatively high in cost of maintenance and personnel training of the equipment.
Disclosure of Invention
In order to solve the technical problems, the invention provides an internal and external pressure test device of a watertight connecting seat, which is simple in structure and convenient to operate, and provides a test method.
The technical scheme for solving the problems is as follows: the internal and external pressure test device for the watertight connecting seat comprises the watertight connecting seat, an air tightness test device and an external hydraulic device, wherein the watertight connecting seat is assembled with a lead and a socket, the air tightness test device comprises a barrel I and an airtight head arranged on the outer wall of the barrel I, the watertight connecting seat is fixedly arranged at the upper part in the barrel I, an upper cover I is arranged at the top of the barrel I, a bottom cover I is arranged at the bottom of the barrel I, and an air nozzle is communicated with the inside of the barrel I through the airtight head; the outer hydraulic device comprises a barrel II, an upper cover II is arranged at the top of the barrel II, a plug is arranged at the opening of the upper cover II, a bottom cover II is arranged at the bottom of the barrel II, a joint is arranged on the bottom cover II, and the tightness test device is arranged in the barrel II.
According to the internal and external pressure test device for the watertight connecting seat, the O-shaped ring I is arranged between the watertight connecting seat and the inner wall of the barrel I.
According to the internal and external pressure test device of the watertight connecting seat, an O-shaped ring II is arranged between the air faucet and the airtight head.
The internal and external pressure test device of the watertight connecting seat is characterized in that a handle I is arranged on the outer wall of the barrel I.
According to the internal and external pressure test device of the watertight connecting seat, the bottom cover II is welded on the connecting plate, and the connecting plate is installed on the test bed installation support.
The internal and external pressure test device of above-mentioned watertight connecting seat, II tops covers of barrel are equipped with and are used for preventing II screw threads of upper cover from screwing up and the retaining ring that the nozzle warp when water pressure is big.
According to the internal and external pressure test device of the watertight connecting seat, a sealing washer I is arranged between the upper cover II and the barrel II.
The inside and outside pressure test device of above-mentioned watertight connecting seat, be equipped with handle II on II outer walls of barrel.
According to the internal and external pressure test device of the watertight connecting seat, a sealing washer II is arranged between the plug and the opening of the upper cover I.
An internal and external pressure test method for a watertight connecting seat comprises the following steps:
the first step is as follows: the method comprises the following steps that a conducting wire and a socket which are assembled on a watertight connecting seat are placed into a cylinder I, the watertight connecting seat is pressed into an upper port of the cylinder I after an O-shaped ring I is installed on the watertight connecting seat, and then an upper cover I is screwed on the cylinder I in a key positioning mode; installing an O-shaped ring II and an air nozzle on the airtight head; coating soapy water on each leakage point of the watertight connecting seat;
the second step is that: air is introduced into the cylinder body I through the air nozzle, leakage bubbles are observed at each leakage point coated with the soap water after the set pressure is reached, and if the bubbles are leaked, an air tightness test is finished;
the third step: installing an external hydraulic device on a test bed installation support, unscrewing an air nozzle on an air tightness test device, screwing a screw plug, placing the air tightness test device into an inner cavity of a cylinder II of the external hydraulic device, unscrewing a check ring on an upper cover II through threads, screwing a sealing washer I on the upper cover II into the cylinder II through the threads after installing a sealing washer I, and screwing a wrench tool on the upper cover II through a cylinder on the upper cover II;
the fourth step: after the joint is provided with the sealing washer III, the joint is connected into a laboratory to be filled with water, water enters the cylinder II, and when the inner cavity of the cylinder II is full of water and air is exhausted, the plug and the sealing washer II are assembled and screwed; finally, the check ring is screwed on the upper cover II; the water pressure of the inlet water is gradually increased, the inlet water stops after reaching the test pressure, and the water pressure is gradually reduced to a normal state after maintaining the pressure for a period of time according to the test requirement;
the fifth step: firstly, discharging water in the inner cavity of the cylinder II, unscrewing the plug, opening the upper cover II after ensuring that the pressure in the inner cavity is completely removed, taking out the air tightness test device, unscrewing the upper cover I, and taking out the watertight connecting seat; if the outer surface of the watertight connecting seat is not deformed, and the inner surface of the watertight connecting seat, the lead, the socket and the inner cavity of the cylinder I are not soaked by water, the external water pressure test is finished and qualified.
The invention has the beneficial effects that: the invention is provided with the air tightness test device and the external hydraulic device, the air tightness test is carried out on the watertight connecting seat through the air tightness test device, the external hydraulic device is used for carrying out the external hydraulic test on the watertight connecting seat, the whole set of device is convenient and easy to operate, the special test can be completed by fully utilizing elements such as a universal simple hydraulic test place, an installation support, a connector and the like, the working range is wide, the device can be applied in series, the universality and the specialty are both considered, and the device is convenient to detect, maintain and use.
Drawings
FIG. 1 is a sectional view of a tightness testing device of the present invention.
FIG. 2 is a plan view of the airtightness testing apparatus according to the present invention.
Fig. 3 is a sectional view of the external hydraulic apparatus of the present invention.
Fig. 4 is a top view of the external hydraulic device of the present invention.
Detailed Description
The invention is further described below with reference to the figures and examples.
As shown in fig. 1-4, an internal and external pressure test device for a watertight connecting seat comprises a watertight connecting seat 10 assembled with a lead 26 and a socket 27, an air tightness test device and an external hydraulic device, wherein the air tightness test device comprises a cylinder I9 and an air tightness head 6 arranged on the outer wall of the cylinder I9, a handle I8 is arranged on the outer wall of the cylinder I9, the watertight connecting seat 10 is fixedly arranged at the upper part in the cylinder I9 through a key 2, and an O-shaped ring I3 is arranged between the watertight connecting seat 10 and the inner wall of the cylinder I9; an upper cover I1 is arranged at the top of the cylinder I9, a bottom cover I7 is arranged at the bottom of the cylinder I9, the air nozzle 5 is communicated with the inside of the cylinder I9 through an airtight head 6, and an O-shaped ring II 4 is arranged between the air nozzle 5 and the airtight head 6; outer hydraulic means includes barrel II 16, is equipped with handle II 15 on II 16 outer walls of barrel, and II 16 tops of barrel are equipped with upper cover II 13, are equipped with seal ring I11 and 25 between II 13 of upper cover and barrel II 16, II 16 tops of barrel overlap and be equipped with the retaining ring 12 that is used for preventing II 13 screw threads of upper cover from screwing up and the water pressure is big time barrel mouth warp, and II 13 upper shed of upper cover and opening part are equipped with plug 23, are equipped with seal ring II 24 between plug 23 and the I1 opening of upper cover, and II 16 bottoms of barrel are equipped with II 17 of bottom, II 17 welding of bottom are on connecting plate 18, and connecting plate 18 is installed on test bench installing support 28. And a joint 19 is arranged on the bottom cover II 17, and the tightness test device is arranged in the cylinder body II 16.
An internal and external pressure test method for a watertight connecting seat 10 comprises the following steps:
the first step is as follows: the conducting wire 26 and the socket 27 assembled on the watertight connecting seat 10 are placed into the cylinder I9, the watertight connecting seat 10 is pressed into the upper port of the cylinder I9 after the O-shaped ring I3 is installed, then the key 2 is used for positioning, and the upper cover I1 is screwed on the cylinder I9; installing an O-shaped ring II 4 and an air nozzle 5 on an airtight head 6; coating soapy water on each leakage point of the watertight connecting seat 10;
the second step is that: slowly introducing air into the cylinder I9 through the air nozzle 5, observing whether leakage bubbles exist at each leakage point coated with soap water after the set pressure is reached, and finishing a gastightness test if the leakage bubbles exist;
the third step: the welded external hydraulic device is installed on a test bed installation support 28 through a screw 21 and a gasket 22, an air nozzle 5 on the air tightness test device is screwed off, a screw plug 14 is screwed on, the air tightness test device is placed in an inner cavity of a cylinder II 16 of the external hydraulic device, a check ring 12 is screwed on an upper cover II 13 through screw threads, a sealing washer I11 and a sealing washer 25 are installed on the upper cover II 13 and then screwed into the cylinder II 16 through screw threads, and a wrench tool screws the upper cover II 13 through a cylinder on the upper cover II 13;
the fourth step: after the joint 19 is provided with the sealing washer III 20, the joint is connected into a laboratory to be filled with water, water slowly enters the cylinder II 16, and when the inner cavity of the cylinder II 16 is full of water and air is exhausted, the plug 23 and the sealing washer II 24 are well screwed; finally, the retainer ring 12 is screwed on the upper cover II 13; the water pressure of the inlet water is gradually increased, the inlet water stops after reaching the test pressure, and the water pressure is gradually reduced to a normal state after maintaining the pressure for a period of time according to the test requirement;
the fifth step: firstly, discharging water in the inner cavity of the cylinder II 16, unscrewing the plug 23, opening the upper cover II 13 after ensuring that the pressure in the inner cavity is completely removed, taking out the air tightness test device, unscrewing the upper cover I1, and taking out the watertight connecting seat 10; if the outer surface of the watertight connecting seat 10 has no deformation, and the inner surface of the watertight connecting seat 10, the lead 26, the socket 27 and the inner cavity of the cylinder I9 have no water stain, the external hydraulic pressure test is finished and qualified.
Claims (10)
1. The utility model provides an inside and outside pressure test device of watertight connecting seat, is equipped with the watertight connecting seat of wire and socket, its characterized in that including: the air tightness test device comprises a barrel I and an air tightness head arranged on the outer wall of the barrel I, the watertight connecting seat is fixedly arranged at the upper part in the barrel I, an upper cover I is arranged at the top of the barrel I, a bottom cover I is arranged at the bottom of the barrel I, and the air faucet is communicated with the interior of the barrel I through the air tightness head; the outer hydraulic device comprises a barrel II, an upper cover II is arranged at the top of the barrel II, a plug is arranged at the opening of the upper cover II, a bottom cover II is arranged at the bottom of the barrel II, a joint is arranged on the bottom cover II, and the tightness test device is arranged in the barrel II.
2. The internal and external pressure test device of the watertight connecting seat according to claim 1, wherein: an O-shaped ring I is arranged between the watertight connecting seat and the inner wall of the cylinder I.
3. The internal and external pressure test device of the watertight connecting seat according to claim 1, wherein: and an O-shaped ring II is arranged between the air tap and the airtight head.
4. The internal and external pressure test device of the watertight connecting seat according to claim 1, wherein: a handle I is arranged on the outer wall of the barrel I.
5. The internal and external pressure test device of the watertight connecting seat according to claim 1, wherein: and the bottom cover II is welded on the connecting plate, and the connecting plate is arranged on the test bed mounting bracket.
6. The internal and external pressure test device of the watertight connecting seat according to claim 1, wherein: and a check ring for preventing the II threads of the upper cover from being screwed down and preventing the barrel mouth from deforming when the water pressure is large is sleeved at the top of the barrel body.
7. The internal and external pressure test device of the watertight connecting seat according to claim 1, wherein: and a sealing washer I is arranged between the upper cover II and the cylinder body II.
8. The internal and external pressure test device of the watertight connecting seat according to claim 1, wherein: and a handle II is arranged on the outer wall of the cylinder II.
9. The internal and external pressure test device of the watertight connecting seat according to claim 1, wherein: and a sealing washer II is arranged between the plug and the opening of the upper cover I.
10. An internal and external pressure test method for a watertight connecting seat based on the internal and external pressure test device as claimed in any one of claims 1 to 9, comprising the following steps:
the first step is as follows: the method comprises the following steps that a conducting wire and a socket which are assembled on a watertight connecting seat are placed into a cylinder I, the watertight connecting seat is pressed into an upper port of the cylinder I after an O-shaped ring I is installed on the watertight connecting seat, and then an upper cover I is screwed on the cylinder I in a key positioning mode; installing an O-shaped ring II and an air nozzle on the airtight head; coating soapy water on each leakage point of the watertight connecting seat;
the second step is that: air is introduced into the cylinder body I through the air nozzle, leakage bubbles are observed at each leakage point coated with the soap water after the set pressure is reached, and if the bubbles are leaked, an air tightness test is finished;
the third step: installing an external hydraulic device on a test bed installation support, unscrewing an air nozzle on an air tightness test device, screwing a screw plug, placing the air tightness test device into an inner cavity of a cylinder II of the external hydraulic device, unscrewing a check ring on an upper cover II through threads, screwing a sealing washer I on the upper cover II into the cylinder II through the threads after installing a sealing washer I, and screwing a wrench tool on the upper cover II through a cylinder on the upper cover II;
the fourth step: after the joint is provided with the sealing washer III, the joint is connected into a laboratory to be filled with water, water enters the cylinder II, and when the inner cavity of the cylinder II is full of water and air is exhausted, the plug and the sealing washer II are assembled and screwed; finally, the check ring is screwed on the upper cover II; the water pressure of the inlet water is gradually increased, the inlet water stops after reaching the test pressure, and the water pressure is gradually reduced to a normal state after maintaining the pressure for a period of time according to the test requirement;
the fifth step: firstly, discharging water in the inner cavity of the cylinder II, unscrewing the plug, opening the upper cover II after ensuring that the pressure in the inner cavity is completely removed, taking out the air tightness test device, unscrewing the upper cover I, and taking out the watertight connecting seat; if the outer surface of the watertight connecting seat is not deformed, and the inner surface of the watertight connecting seat, the lead, the socket and the inner cavity of the cylinder I are not soaked by water, the external water pressure test is finished and qualified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911313686.9A CN110823469A (en) | 2019-12-19 | 2019-12-19 | Internal and external pressure test device and method for watertight connecting seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911313686.9A CN110823469A (en) | 2019-12-19 | 2019-12-19 | Internal and external pressure test device and method for watertight connecting seat |
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| Publication Number | Publication Date |
|---|---|
| CN110823469A true CN110823469A (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911313686.9A Pending CN110823469A (en) | 2019-12-19 | 2019-12-19 | Internal and external pressure test device and method for watertight connecting seat |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112858021A (en) * | 2021-01-18 | 2021-05-28 | 江南工业集团有限公司 | Mouth threaded container pressure test device and test method |
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2019
- 2019-12-19 CN CN201911313686.9A patent/CN110823469A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112858021A (en) * | 2021-01-18 | 2021-05-28 | 江南工业集团有限公司 | Mouth threaded container pressure test device and test method |
| CN112858021B (en) * | 2021-01-18 | 2023-12-08 | 江南工业集团有限公司 | Pressure test device and method for threaded container at mouth |
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