CN213091164U - Simple and rapid device for detecting performance of gas self-closing valve - Google Patents
Simple and rapid device for detecting performance of gas self-closing valve Download PDFInfo
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- CN213091164U CN213091164U CN202022186402.9U CN202022186402U CN213091164U CN 213091164 U CN213091164 U CN 213091164U CN 202022186402 U CN202022186402 U CN 202022186402U CN 213091164 U CN213091164 U CN 213091164U
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Abstract
The utility model discloses a succinct quick detection gas self-closing valve performance's device, which comprises a cylinder, the both sides at cylinder top all have two directional control valves through the pipeline intercommunication, the inner chamber swing joint of cylinder has the push pedal, the left side fixedly connected with push pedal push rod, the left side of push rod runs through to the left side and the fixedly connected with installation piece of cylinder. The utility model discloses a set up two position directional control valves, the push pedal, the push rod, the installation piece, first manometer, the flowmeter, the self-closing valve main part, the connecting block, the second manometer, first three position directional control valves, third three position directional control valves, the cooperation of second three position directional control valves and control valve is used, possess the fast advantage of detection rate, current self-closing valve performance detection device has been solved, examine time measuring to the self-closing valve, carry out the complicated troublesome poeration of tight structure of clamp to the self-closing valve, be not convenient for change the self-closing valve, reduce the problem of detection rate.
Description
Technical Field
The utility model relates to a self-closing valve performance detects technical field, specifically is a succinct quick device of detection gas self-closing valve performance.
Background
The self-closing valve is installed on the pipeline of the low-pressure gas system, and when the gas supply pressure of the pipeline is under-pressure or over-pressure, the device can be automatically closed and needs to be manually opened without electricity or other external power. The self-closing valve arranged at the joint of the tail end of the pipeline and the rubber pipe behind the gas meter has a pressure-loss closing function, and when the self-closing valve is detected, the existing self-closing valve performance detection device has a complex structure for clamping the self-closing valve, is troublesome in operation, is inconvenient to replace, and reduces the detection rate.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a succinct quick detection gas self-closing valve performance's device possesses the fast advantage of detection rate, has solved current self-closing valve performance detection device, when examining the self-closing valve, carries out the complicated troublesome poeration of the structure that presss from both sides tightly to the self-closing valve, is not convenient for change the self-closing valve, reduces detection rate's problem.
In order to achieve the above object, the utility model provides a following technical scheme: a device for simply and rapidly detecting the performance of a gas self-closing valve comprises a cylinder, wherein two sides of the top of the cylinder are communicated with two-position reversing valves through pipelines, an inner cavity of the cylinder is movably connected with a push plate, the left side of the push plate is fixedly connected with a push rod, the left side of the push rod penetrates to the left side of the cylinder and is fixedly connected with an installation block, the top of the installation block is respectively communicated with a first pressure gauge and a flowmeter through pipelines, the left side of the installation block is communicated with a self-closing valve main body, an air inlet pipe of the self-closing valve main body is sleeved with a connecting block, the bottom of the connecting block is fixedly connected with a fixed block, the left side of the connecting block is communicated with a second pressure gauge and a first three-position reversing valve through pipelines, the bottom of the left side of the first three-position reversing valve is communicated with a third three-position reversing valve and a second three-position reversing valve through pipelines, the two-position reversing valve, the third three-position reversing valve and the second three-position reversing valve are communicated with the control valve through pipelines.
Preferably, a sealing gasket is arranged at the joint of the push rod and the cylinder, and the surface of the push rod is in contact with the sealing gasket.
Preferably, the surface of the push plate is in contact with the inner cavity of the cylinder, and the control valve is communicated with a pressure air source through a pipeline.
Preferably, the air outlet end of the self-closing valve main body extends to the inner cavity of the mounting block and is movably connected with the mounting block, and the sealing head is fixedly connected to the right side of the air outlet end of the self-closing valve main body.
Preferably, the air inlet end of the self-closing valve main body extends to the inner cavity of the connecting block, and a sealing pad is arranged at the joint of the air inlet end of the self-closing valve main body and the connecting block.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a set up two position directional control valves, the push pedal, the push rod, the installation piece, first manometer, the flowmeter, the self-closing valve main part, the connecting block, the second manometer, first three position directional control valves, third three position directional control valves, the cooperation of second three position directional control valves and control valve is used, possess the fast advantage of detection rate, current self-closing valve performance detection device has been solved, examine time measuring to the self-closing valve, carry out the complicated troublesome poeration of tight structure of clamp to the self-closing valve, be not convenient for change the self-closing valve, reduce the problem of detection rate.
2. The utility model discloses a set up sealed the pad, can play sealed effect to the junction of cylinder and push rod, can effectively prevent gas leakage, through setting up the pressurized air source, can carry out the air feed to the device, through setting up sealed head, can seal the junction of the end of giving vent to anger of self-closing valve main part and installation piece, can prevent the condition of gas leakage, through setting up sealed the pad, can play sealed effect to being connected of connecting block and self-closing valve main part inlet end, can effectively prevent the gas leakage condition.
Drawings
FIG. 1 is a schematic view of the structural connection of the present invention;
FIG. 2 is a schematic flow chart of the present invention;
fig. 3 is a sectional view of the structure of the utility model.
In the figure: the automatic control valve comprises a cylinder 1, a two-position reversing valve 2, a push plate 3, a push rod 4, an installation block 5, a first pressure gauge 6, a flow meter 7, a self-closing valve main body 8, a connection block 9, a fixed block 10, a second pressure gauge 11, a first three-position reversing valve 12, a third three-position reversing valve 13, a second three-position reversing valve 14 and a control valve 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model provides a cylinder 1, two position directional control valves 2, push pedal 3, push rod 4, installation piece 5, first manometer 6, flowmeter 7, self-closing valve main part 8, connecting block 9, fixed block 10, second manometer 11, first three position directional control valve 12, third three position directional control valve 13, parts such as second three position directional control valve 14 and control valve 15 are general standard component or the part that technical staff in the field knows, its structure and principle all can learn through the technical manual or learn through conventional experimental method for technical staff in the field.
Referring to fig. 1-3, a device for simply and rapidly detecting the performance of a gas self-closing valve comprises a cylinder 1, two sides of the top of the cylinder 1 are communicated with two-position reversing valves 2 through pipelines, an inner cavity of the cylinder 1 is movably connected with a push plate 3, the left side of the push plate 3 is fixedly connected with a push rod 4, a sealing gasket is arranged at the joint of the push rod 4 and the cylinder 1, the surface of the push rod 4 is in contact with the sealing gasket, the sealing gasket is arranged to seal the joint of the cylinder 1 and the push rod 4, so that gas leakage can be effectively prevented, the left side of the push rod 4 penetrates through the left side of the cylinder 1 and is fixedly connected with a mounting block 5, the top of the mounting block 5 is respectively communicated with a first pressure gauge 6 and a flowmeter 7 through pipelines, the left side of the mounting block 5 is communicated with a self-closing valve main body 8, an air outlet end of the self-closing, the right side of the air outlet end of the self-closing valve main body 8 is fixedly connected with a sealing head, the joint of the air outlet end of the self-closing valve main body 8 and the mounting block 5 can be sealed by arranging the sealing head, the air leakage condition can be prevented, the air inlet pipe of the self-closing valve main body 8 is sleeved with the connecting block 9, the air inlet end of the self-closing valve main body 8 extends to the inner cavity of the connecting block 9, the joint of the air inlet end of the self-closing valve main body 8 and the connecting block 9 is provided with a sealing pad, the sealing effect on the connection of the connecting block 9 and the air inlet end of the self-closing valve main body 8 can be effectively prevented by arranging the sealing pad, the bottom of the connecting block 9 is fixedly connected with a fixing block 10, the left side of the connecting block 9 is communicated with a second pressure gauge 11 and a first three-position directional valve 12 through a pipeline, the bottom of the left side of the first three-position directional valve, the top of the left side of the first three-position directional control valve 12 is communicated with a control valve 15 through a pipeline, the two-position directional control valve 2, the third three-position directional control valve 13 and the second three-position directional control valve 14 are communicated with the control valve 15 through pipelines, the surface of the push plate 3 is contacted with the inner cavity of the cylinder 1, the control valve 15 is communicated with a pressure air source through a pipeline, the device can be supplied with air by arranging the pressure air source, the device is provided with the two-position directional control valve 2, the push plate 3, the push rod 4, the mounting block 5, the first pressure gauge 6, the flowmeter 7, the self-closing valve main body 8, the connecting block 9, the second pressure gauge 11, the first three-position directional control valve 12, the third three-position directional control valve 13, the second three-position directional control valve 14 and the control valve 15, the self-closing valve performance detection device has the advantage of high detection speed, the problem of the existing self-closing valve performance detection device is solved, and when the self-closing, the self-closing valve is inconvenient to replace, and the detection rate is reduced.
When the self-closing valve is used, the self-closing valve main body 8 is placed between the mounting block 5 and the connecting block 9, the two-position reversing valve 2 is communicated with a 0.2Mpa air source through the control valve 15, air is placed in an inner cavity of the air cylinder 1 through the two-position reversing valve 2, the air positioned on the right side of the push plate 3 pushes the push plate 3 to move transversely, the push plate 3 drives the push rod 4 and the mounting block 5 to move transversely, the air outlet end of the self-closing valve main body 8 is inserted into the inner cavity of the mounting block 5, the mounting block 5 drives the self-closing valve main body 8 to move transversely so that the air inlet end of the self-closing valve main body 8 is inserted into the inner cavity of the connecting block 9, the self-closing valve main body 8 is connected with the detection device, after the self-closing valve main body 8 is clamped, the air with the pressure of 2Kpa is controlled and input through the first three-position reversing valve 12, the self-closing valve, then 10Kpa air pressure is input into the self-closing valve main body 8 through the first three-position reversing valve 12 and the second three-position reversing valve 14, if the self-closing valve main body 8 is closed in an overpressure mode, the overpressure is high and normal, 6Kpa air pressure is input into the self-closing valve main body 8, if the self-closing valve main body 8 is normally opened, the overpressure closing lower limit of the self-closing valve main body 8 is normal, the second three-position reversing valve 14 is in a closed state, 1Kpa air pressure is input into the self-closing valve main body 8 through the first three-position reversing valve 12 and the third three-position reversing valve 13, if the self-closing valve main body 8 is in a normal ventilation state, the underpressure closing upper limit of the self-closing valve main body 8 meets the standard, 600Pa air pressure is input into the self-closing valve main body 8 through the third three-position reversing valve 13, if the self-closing valve main body 8 is in an underpressure closing state, the self-closing valve main body 8 lower limit meets the standard, after detection is finished, the gas drives the push plate 3 to move rightwards, the push plate 3 drives the mounting block 5 to be separated from the self-closing valve main body 8, and the self-closing valve main body 8 can be taken down for replacement.
In summary, the following steps: the simple and rapid device for detecting the performance of the gas self-closing valve solves the problems that the existing device for detecting the performance of the self-closing valve is complex in structure, troublesome in operation of clamping the self-closing valve, inconvenient in replacement of the self-closing valve and low in detection rate by arranging a two-position reversing valve 2, a push plate 3, a push rod 4, an installation block 5, a first pressure gauge 6, a flowmeter 7, a self-closing valve main body 8, a connection block 9, a second pressure gauge 11, a first three-position reversing valve 12, a third three-position reversing valve 13, a second three-position reversing valve 14 and a control valve 15.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a succinct quick detection gas self-closing valve performance's device, includes cylinder (1), its characterized in that: the two-position reversing valve (2) is communicated with the two sides of the top of the cylinder (1) through a pipeline, the inner cavity of the cylinder (1) is movably connected with a push plate (3), a left-side fixedly connected with push rod (4) of the push plate (3), the left side of the push rod (4) penetrates through the left side of the cylinder (1) and a fixedly connected mounting block (5), the top of the mounting block (5) is communicated with a first pressure gauge (6) and a flow meter (7) through a pipeline respectively, the left side of the mounting block (5) is communicated with a self-closing valve main body (8), a connecting block (9) is sleeved in an air inlet pipe of the self-closing valve main body (8), a bottom fixedly connected with a fixed block (10) of the connecting block (9), the left side of the connecting block (9) is communicated with a second pressure gauge (11) and a first three-position reversing valve (12) through a pipeline, and the left bottom of the first three-position reversing valve (12) is communicated with a third reversing The top of the left side of the first three-position reversing valve (12) is communicated with a control valve (15) through a pipeline, and the two-position reversing valve (2), the third three-position reversing valve (13) and the second three-position reversing valve (14) are communicated with the control valve (15) through pipelines.
2. The device for detecting the performance of the gas self-closing valve compactly and rapidly as claimed in claim 1, is characterized in that: the sealing gasket is arranged at the joint of the push rod (4) and the cylinder (1), and the surface of the push rod (4) is in contact with the sealing gasket.
3. The device for detecting the performance of the gas self-closing valve compactly and rapidly as claimed in claim 1, is characterized in that: the surface of the push plate (3) is in contact with the inner cavity of the cylinder (1), and the control valve (15) is communicated with a pressure air source through a pipeline.
4. The device for detecting the performance of the gas self-closing valve compactly and rapidly as claimed in claim 1, is characterized in that: the air outlet end of the self-closing valve main body (8) extends to the inner cavity of the mounting block (5) and is movably connected with the mounting block (5), and the right side of the air outlet end of the self-closing valve main body (8) is fixedly connected with a sealing head.
5. The device for detecting the performance of the gas self-closing valve compactly and rapidly as claimed in claim 1, is characterized in that: the air inlet end of the self-closing valve main body (8) extends to the inner cavity of the connecting block (9), and a sealing pad is arranged at the connecting position of the air inlet end of the self-closing valve main body (8) and the connecting block (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022186402.9U CN213091164U (en) | 2020-09-29 | 2020-09-29 | Simple and rapid device for detecting performance of gas self-closing valve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022186402.9U CN213091164U (en) | 2020-09-29 | 2020-09-29 | Simple and rapid device for detecting performance of gas self-closing valve |
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| CN213091164U true CN213091164U (en) | 2021-04-30 |
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| CN202022186402.9U Active CN213091164U (en) | 2020-09-29 | 2020-09-29 | Simple and rapid device for detecting performance of gas self-closing valve |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252340A (en) * | 2021-06-11 | 2021-08-13 | 宁波忻杰燃气用具实业有限公司 | Self-closing valve intelligent overcurrent test equipment |
| CN113405792A (en) * | 2021-06-11 | 2021-09-17 | 宁波忻杰燃气用具实业有限公司 | Self-closing valve multi-state testing tool |
-
2020
- 2020-09-29 CN CN202022186402.9U patent/CN213091164U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252340A (en) * | 2021-06-11 | 2021-08-13 | 宁波忻杰燃气用具实业有限公司 | Self-closing valve intelligent overcurrent test equipment |
| CN113405792A (en) * | 2021-06-11 | 2021-09-17 | 宁波忻杰燃气用具实业有限公司 | Self-closing valve multi-state testing tool |
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