CN218781965U - Airtight and dual-purpose test fixture of water pressure - Google Patents
Airtight and dual-purpose test fixture of water pressure Download PDFInfo
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- CN218781965U CN218781965U CN202223286016.2U CN202223286016U CN218781965U CN 218781965 U CN218781965 U CN 218781965U CN 202223286016 U CN202223286016 U CN 202223286016U CN 218781965 U CN218781965 U CN 218781965U
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Abstract
The utility model discloses an airtight and dual-purpose test fixture of water pressure, include: the valve block is provided with an air passage port, a water passage port, a pressure relief port and a hose butt joint port in an internal passage; the valve group comprises an air path ball valve, a water path ball valve and a pressure relief ball valve, wherein the air path ball valve is connected with an air path port of the internal channel, the air path ball valve is opened when an air tightness test is carried out and is communicated with a high-pressure air source, the water path ball valve is connected with a water path port of the internal channel, the water path ball valve is opened when a water pressure test is carried out and is communicated with a water source, and the pressure relief ball valve is respectively connected with a pressure relief port of the internal channel and is in an open state when pressure relief is carried out; the inlet end of the tested hose assembly is detachably butted with the hose butt joint port of the internal channel, and the outlet end of the tested hose assembly is detachably connected with a tail end sealing joint in a sealing mode. Can carry out airtight test and water pressure test fast, promote efficiency of software testing to set up whole frock into a module, convenient to use.
Description
Technical Field
The utility model relates to a hydraulic pressure pipe test technical field particularly, is a device that is used for airtight and water pressure performance of test hydraulic pressure pipe.
Background
When hose assembly need be done airtight test and water pressure test simultaneously, also, need let in high-pressure gas or water in to the hose to test the performance of hose self, the test procedure need connect airtight equipment and static pressure test equipment respectively (for example, the utility model patent of patent No. 201720717740.6), connect airtight equipment and static pressure test equipment respectively with the hose and need spend more time, for example, to the test condition of the hose assembly of awl screw thread, still need to twine and just can connect the equipment test behind the raw material area. Resulting in a decrease in testing efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an airtight and dual-purpose test fixture of water pressure can carry out airtight test and water pressure test fast, promotes efficiency of software testing to set up whole frock into a module, convenient to use.
The purpose of the utility model is realized like this: the utility model provides an airtight and dual-purpose test fixture of water pressure, includes:
the valve block is provided with a horizontally arranged cross-shaped internal channel, the internal channel is provided with four ports positioned on the side surface of the valve block, and the four ports are respectively an air path port, a water path port, a pressure relief port and a hose butt joint port;
the valve group comprises an air path ball valve, a water path ball valve and a pressure relief ball valve which are all closed in a pressure maintaining state, the air path ball valve is connected with an air path port of the internal channel, the air path ball valve is opened when an air tightness test is carried out and is communicated with a high-pressure air source, the water path ball valve is connected with a water path port of the internal channel, the water path ball valve is opened when a water pressure test is carried out and is communicated with a water source, and the pressure relief ball valve is respectively connected with the pressure relief port of the internal channel and is in an opened state when pressure relief is carried out;
the inlet end of the tested hose assembly is detachably butted with the hose butt joint port of the internal channel so as to be filled with gas/water, and the outlet end of the tested hose assembly is detachably connected with a tail end sealing joint in a sealing mode.
The beneficial effects of the utility model reside in that:
1. the air tightness test items and the water pressure test items can be integrated in one device, so that the air tightness test and the water pressure test can be rapidly carried out, the man-hour of assembly and connection is reduced, and the test efficiency is improved;
2. the whole can constitute a module, convenient to use.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a schematic view of the present invention.
Fig. 3 isbase:Sub>A sectional viewbase:Sub>A-base:Sub>A of fig. 2.
Fig. 4 is an enlarged view of a portion B in fig. 3.
Detailed Description
The invention will be further described with reference to the accompanying figures 1-4 and the specific embodiments.
As shown in fig. 1 and 2, the air-tight and hydraulic dual-purpose testing tool comprises:
the valve block 1, the bottom of the above-mentioned valve block 1 is fixed with the bottom plate 12, it has cross-shaped internal channel 1a that is disposed horizontally, the internal channel 1a has four ports located in side of valve block 1, four ports are port of the air circuit, port of the water circuit, pressure relief port, hose to connect the port separately;
the valve group comprises an air path ball valve 4, a water path ball valve 5 and a pressure relief ball valve 6 which are all closed under the pressure maintaining state, wherein the air path ball valve 4, the water path ball valve 5 and the pressure relief ball valve 6 are hand valves and are arranged on the side surface of the valve block 1, the air path ball valve 4 is connected with an air path port of an internal channel 1a, the air path ball valve 4 is opened during the air tightness test and is communicated with a high-pressure air source (the high-pressure air source can be used for supplying air by an air pump or connected with a compressed air tank) through a pipe, the water path ball valve 5 is connected with a water path port of the internal channel 1a, the water path ball valve 5 is opened during the water pressure test and is communicated with the high-pressure water source (a water source can be a water supply pipe system with a pump), and the pressure relief ball valve 6 is respectively connected with the pressure relief port of the internal channel 1a and is in the opened state during the pressure relief;
the inlet end of the tested hose assembly 9 is detachably butted with the hose butt joint port of the internal channel 1a so as to be filled with gas/water, the outlet end of the tested hose assembly 9 is detachably and hermetically connected with a terminal closed joint 10, the terminal closed joint 10 is provided with a joint with a valve, and the terminal closed joint 10 can be opened during pressure relief to drain the gas/water.
As shown in fig. 3, a pressure measuring channel 1b extending vertically is arranged in the valve block 1, the lower end of the pressure measuring channel 1b is communicated with the intersection of the internal channel 1a, a pressure gauge 2 for monitoring the water pressure/air pressure in the internal channel 1a is inserted on the upper side of the valve block 1, and the detection end of the pressure gauge 2 is communicated with the upper end of the pressure measuring channel 1 b.
Above-mentioned manometer 2 disposes last ball valve 3 that opens when detecting, and manometer 2 is connected with pressure measurement passageway 1b upper end through last ball valve 3.
As shown in fig. 3 and 4, the hose abutting port of the internal passage 1a is provided as a side connecting groove 1c. As one of the selectable hose butt joint schemes, an inlet end of a tested hose assembly 9 is hermetically connected with a tested assembly joint 13, the tested assembly joint 13 is of a pipe sleeve structure and is provided with an external conical thread, the tested hose assembly 9 is also provided with a transition joint 7, a testing joint core 14 and a testing joint nut 8, a head part of the transition joint 7 is in threaded connection with a side connecting groove 1c, a head part of the testing joint core 14 is in threaded connection with a tail part of the transition joint 7, and the testing joint nut 8 is movably sleeved with a tail part of the testing joint core 14; an O-shaped sealing ring 11 is sleeved at the tail part of the testing joint core 14, the tested assembly joint 13 is sleeved at the tail part of the testing joint core 14, the internal thread of the testing joint nut 8 is matched with the external conical thread of the tested assembly joint 13, and the sealing ring 11 and the inner wall of the tested assembly joint 13 form radial sealing so as to prevent gas or water from leaking; the hose butt joint port, the transition joint 7, the test joint core 14 and the tested assembly joint 13 are sequentially communicated along the axial direction of the tested hose assembly 9. Because the O-shaped sealing ring 11 is arranged, the sealing performance is guaranteed, gas/water leakage in the testing process is prevented, the steps of winding the thread seal strip and removing the thread seal strip are omitted, the process of screwing the threads is omitted, and the mounting efficiency is greatly improved.
When the air tightness test is carried out, the following steps are carried out:
s1, installing a tail end closed joint 10 into a quick-change joint end of a tested hose assembly 9, so that an inlet end of the tested hose assembly 9 is communicated with a hose butt joint port of a valve block 1;
s2, the whole tool is immersed in the clean water of the water tank, a high-pressure gas source is in butt joint with the gas circuit ball valve 4, so that high-pressure gas is introduced into the tested hose assembly 9, and the upper ball valve 3 is opened, so that the pressure gauge 2 can display the internal gas pressure;
s3, closing the air path ball valve 4, maintaining the pressure, and observing whether the detected hose assembly 9 in the water tank bubbles or not;
and S4, taking out the whole tool from the water tank after pressure maintaining is finished, and opening the pressure relief ball valve 6 to exhaust.
When a hydrostatic test is carried out, the whole tool does not need to be placed in water, only the waterway ball valve 5 is opened, a high-pressure water source is connected through the waterway ball valve 5, high-pressure water is introduced into the tested hose assembly 9, so that the water pressure in the tested hose assembly 9 reaches a preset value, then the waterway ball valve 5 is closed, and after the pressure is maintained for a period of time, whether the tested hose assembly 9 leaks under a certain water pressure condition or not is observed.
The above are preferred embodiments of the present invention, and those skilled in the art can make various changes or improvements without departing from the general concept of the present invention, and these changes or improvements should fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides an airtight and dual-purpose test fixture of water pressure which characterized in that includes:
the valve comprises a valve block (1) and a valve body, wherein the valve block is provided with a horizontally arranged cross-shaped internal channel (1 a), the internal channel (1 a) is provided with four ports positioned on the side surface of the valve block (1), and the four ports are an air path port, a water path port, a pressure relief port and a hose butt joint port respectively;
the valve group comprises an air passage ball valve (4), a water passage ball valve (5) and a pressure relief ball valve (6), wherein the air passage ball valve (4) is completely closed in a pressure maintaining state, the air passage ball valve (4) is connected with an air passage port of the internal channel (1 a), the air passage ball valve (4) is opened in an air tightness test and communicated with a high-pressure air source, the water passage ball valve (5) is connected with a water passage port of the internal channel (1 a), the water passage ball valve (5) is opened in a water pressure test and communicated with a high-pressure water source, and the pressure relief ball valve (6) is respectively connected with a pressure relief port of the internal channel (1 a) and is in an open state in a pressure relief process;
the inlet end of the hose assembly (9) to be tested is detachably butted with the hose butt joint port of the inner channel (1 a) so as to be filled with gas/water, and the outlet end of the hose assembly (9) to be tested is detachably and hermetically connected with a terminal sealing joint (10).
2. The tool for testing air tightness and hydraulic pressure according to claim 1, is characterized in that: be equipped with pressure measurement passageway (1 b) of vertical extension in valve block (1), the cross section intercommunication of pressure measurement passageway (1 b) lower extreme and inside passage (1 a), valve block (1) upside cartridge has manometer (2) that are used for monitoring water pressure/atmospheric pressure in inside passage (1 a), the sense terminal and pressure measurement passageway (1 b) upper end switch-on of manometer (2).
3. The airtight and hydraulic dual-purpose test tool as claimed in claim 2, wherein: manometer (2) dispose last ball valve (3) that open when detecting, manometer (2) are connected through last ball valve (3) and pressure measurement passageway (1 b) upper end.
4. The tool for testing air tightness and hydraulic pressure according to claim 1, is characterized in that: the hose butt joint port of the internal passage (1 a) is provided as a side connection groove (1 c).
5. The tool for testing air tightness and hydraulic pressure according to claim 4, is characterized in that: the inlet end of the tested hose assembly (9) is connected with a tested assembly joint (13) in a sealing mode, the tested assembly joint (13) is of a pipe sleeve structure and is provided with an external conical thread, the tested hose assembly (9) is further provided with a transition joint (7), a test joint core (14) and a test joint nut (8), the head of the transition joint (7) is in threaded connection with a side connecting groove (1 c), the head of the test joint core (14) is in threaded connection with the tail of the transition joint (7), and the test joint nut (8) is movably sleeved with the tail of the test joint core (14);
an O-shaped sealing ring (11) is sleeved at the tail of the testing joint core (14), the tail of the testing joint core (14) is sleeved with the tested assembly joint (13), the internal thread of the testing joint nut (8) is matched with the external conical thread of the tested assembly joint (13), and the sealing ring (11) and the inner wall of the tested assembly joint (13) form radial sealing;
the hose butt joint port, the transition joint (7), the test joint core (14) and the tested assembly joint (13) are sequentially communicated along the axial direction of the tested hose assembly (9).
6. The tool for testing air tightness and hydraulic pressure according to claim 1, is characterized in that: and a bottom plate (12) is fixed at the bottom of the valve block (1).
7. The tool for testing both air tightness and water pressure according to any one of claims 1 to 6, characterized in that: the end sealing joint (10) is arranged to be a joint with a valve and is in an opening state when pressure is relieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223286016.2U CN218781965U (en) | 2022-12-08 | 2022-12-08 | Airtight and dual-purpose test fixture of water pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223286016.2U CN218781965U (en) | 2022-12-08 | 2022-12-08 | Airtight and dual-purpose test fixture of water pressure |
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| Publication Number | Publication Date |
|---|---|
| CN218781965U true CN218781965U (en) | 2023-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223286016.2U Active CN218781965U (en) | 2022-12-08 | 2022-12-08 | Airtight and dual-purpose test fixture of water pressure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116448334A (en) * | 2023-06-20 | 2023-07-18 | 青岛朗夫科技股份有限公司 | Liquid bag valve gas tightness check out test set |
-
2022
- 2022-12-08 CN CN202223286016.2U patent/CN218781965U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116448334A (en) * | 2023-06-20 | 2023-07-18 | 青岛朗夫科技股份有限公司 | Liquid bag valve gas tightness check out test set |
| CN116448334B (en) * | 2023-06-20 | 2023-09-15 | 青岛朗夫科技股份有限公司 | Liquid bag valve gas tightness check out test set |
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