CN211477541U - Ball valve detects and uses tool - Google Patents
Ball valve detects and uses tool Download PDFInfo
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- CN211477541U CN211477541U CN202020437863.6U CN202020437863U CN211477541U CN 211477541 U CN211477541 U CN 211477541U CN 202020437863 U CN202020437863 U CN 202020437863U CN 211477541 U CN211477541 U CN 211477541U
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Abstract
The utility model discloses a ball valve detects and uses tool, include: the device comprises a horizontally arranged rectangular base, a first cover plate for sealing a first flange, a second cover plate for sealing a second flange, a first locking mechanism for pressing the first cover plate on the first flange, and a second locking mechanism for pressing the second cover plate on the second flange. The utility model discloses ball valve detects uses tool, it can carry out the gas tightness to the elbow ball valve and detect.
Description
Technical Field
The utility model relates to a ball valve detects and uses tool.
Background
The ball valve is the usual opening and closing piece when the gas circulation for different occasions have different leakproofness requirements, consequently, all need carry out the gas tightness to the ball valve before dispatching from the factory and detect, otherwise have great potential safety hazard.
The ball valve has multiple shapes, one of them is the elbow ball valve, and the valve body of elbow ball valve is the arc, and the input of elbow ball valve is equipped with first flange, and the output of elbow ball valve is equipped with the second flange, and the axle center of second flange is perpendicular with the axle center of first flange.
The air tightness of the elbow ball valve needs to be detected by a special detection jig.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a ball valve detects and uses tool, it can carry out the gas tightness to the elbow ball valve and detect.
In order to achieve the purpose, the technical scheme of the utility model is to design a ball valve detection jig, wherein the ball valve is an elbow ball valve, the valve body of the elbow ball valve is arc-shaped, the input end of the elbow ball valve is provided with a first flange, the output end of the elbow ball valve is provided with a second flange, and the axis of the second flange is perpendicular to the axis of the first flange; the tool includes: the device comprises a horizontally arranged rectangular base, a first cover plate, a second cover plate, a first locking mechanism and a second locking mechanism, wherein the first cover plate is used for sealing a first flange;
the top surface of base is equipped with: the arc-shaped placing groove is used for horizontally placing the valve body of the elbow ball valve; the valve body of the tested ball valve is horizontally placed in the placing groove, and the first flange and the second flange are both positioned on the outer side of the base; the base includes: a first side wall opposite to the first flange and parallel to the first flange, and a second side wall opposite to the second flange and parallel to the second flange;
the first cover plate covers the first flange, and a first elastic sealing gasket covers the inner side wall of the first cover plate;
the first locking mechanism includes: a pair of horizontally arranged first screw rods arranged on the first side wall of the base; the pair of first screw rods are respectively arranged at two sides of the first flange, the pair of first screw rods are perpendicular to the first flange, and the pair of first screw rods are symmetrically arranged by the first flange; the pair of first screws also respectively penetrate through a first cover plate and a first elastic sealing gasket, and the first cover plate and the first elastic sealing gasket are respectively provided with through holes for the pair of first screws to penetrate through; the pair of first screws are respectively provided with a first inner nut and a first outer nut; the first inner nuts on the pair of first screw rods are positioned on the inner side of the first flange, the first inner nuts on the pair of first screw rods are locked on the first flange, and a first elastic sealing gasket covers the end surface of one side, facing the first flange, of each first inner nut; the first outer nuts on the pair of first screw rods are positioned on the outer side of the first cover plate, and the first outer nuts on the pair of first screw rods are locked on the first cover plate;
the outer side wall of the first cover plate cover is also provided with an inflation tube, and the inflation tube is connected with an inflation hose through an inflation valve; first apron lid and first elastic sealing gasket still are equipped with respectively: the through hole is used for communicating the inflation tube with the inner cavity of the input end of the elbow ball valve;
the second cover plate covers the second flange, and a second elastic sealing gasket covers the inner side wall of the second cover plate;
the second locking mechanism includes: a pair of horizontally arranged second screw rods arranged on the second side wall of the base; the pair of second screw rods are respectively arranged at two sides of the second flange, the pair of second screw rods are perpendicular to the second flange, and the pair of second screw rods are symmetrically arranged by the second flange; the pair of second screws also respectively penetrate through a second cover plate and a second elastic sealing gasket, and the second cover plate and the second elastic sealing gasket are respectively provided with through holes for the pair of second screws to penetrate through; the pair of second screw rods are respectively provided with a second inner nut and a second outer nut; the second inner nuts on the pair of second screw rods are positioned at the inner side of the second flange, the second inner nuts on the pair of second screw rods are locked on the second flange, and a second elastic sealing gasket covers the end surface of one side, facing the second flange, of each second inner nut; the second outer nuts on the pair of second screw rods are positioned on the outer side of the second cover plate, and the second outer nuts on the pair of second screw rods are locked on the second cover plate;
the outer side wall of the second cover plate cover is also provided with an air pressure detection device, an air pressure sensing end of the air pressure detection device extends into an inner cavity of the output end of the elbow ball valve, and a reading display end of the air pressure detection device is positioned on the outer side of the second cover plate cover; the second apron lid and second elastic sealing gasket still are equipped with respectively: the air pressure sensing end of the air pressure detection device penetrates through the through hole.
Preferably, the inflation hose is connected with an inflator.
Preferably, the axial centers of the pair of first screws and the axial center of the first flange are located on the same horizontal plane.
Preferably, the axial centers of the pair of second screws and the axial center of the second flange are located on the same horizontal plane.
The utility model has the advantages and the beneficial effects that: the utility model provides a ball valve detects uses tool, it can carry out the gas tightness to the elbow ball valve and detect.
The use method of the ball valve detection jig comprises the following steps:
screwing a first inner nut on the pair of first screw rods to be close to the first side wall of the base, and screwing a first outer nut on the pair of first screw rods off; screwing second inner nuts on the pair of second screw rods to a second side wall close to the base, and unscrewing second outer nuts on the pair of second screw rods;
then, a valve body of the tested elbow ball valve is flatly placed in the arc-shaped placing groove of the base, the input end of the elbow ball valve is placed at the first side wall of the base (namely, the first flange is placed at the first side wall of the base), and the output end of the elbow ball valve is placed at the second side wall of the base (namely, the second flange is placed at the second side wall of the base);
then screwing first inner nuts on the pair of first screw rods to be close to the first flange, and simultaneously screwing second inner nuts on the pair of second screw rods to be close to the second flange until the first inner nuts on the pair of first screw rods are locked on the first flange and the second inner nuts on the pair of second screw rods are locked on the second flange;
then, sleeving a first cover plate on the pair of first screw rods, wherein a first elastic sealing gasket on the first cover plate cover faces the first flange, and the first cover plate cover is attached to the first flange; meanwhile, a second cover plate is sleeved on the pair of second screws, a second elastic sealing gasket on the second cover plate cover faces the second flange, and the second cover plate cover is attached to the second flange;
then screwing first outer nuts on the pair of first screw rods respectively, enabling the first outer nuts on the pair of first screw rods to be screwed close to the first cover plate, simultaneously screwing second outer nuts on the pair of second screw rods respectively, and enabling the second outer nuts on the pair of second screw rods to be screwed close to the second cover plate until the first outer nuts on the pair of first screw rods lock the first cover plate on the first flange, and the second outer nuts on the pair of second screw rods lock the second cover plate on the second flange;
then, an inflation valve is opened, an inflation pump inflates air to the elbow ball valve through an inflation hose and an inflation pipe (at the moment, the elbow ball valve is in an open state), the inflation valve is closed after the inflation is carried out for a certain time, after the air pressure in the elbow ball valve is basically stable, the reading display end of the air pressure detection device is continuously observed, and if the numerical value is unchanged or the numerical value is changed within a reasonable range within a period of time, the air tightness detection of the detected ball valve is judged to be qualified;
after the detection is finished, the first outer nuts on the pair of first screw rods are unscrewed, and the first inner nuts on the pair of first screw rods are screwed to be close to the first side wall of the base (namely, the first inner nuts are separated from the first flange); the second outer nuts on the pair of second screw rods are unscrewed, and the second inner nuts on the pair of second screw rods are screwed to the second side wall close to the base (namely, the second inner nuts are separated from the second flange);
and then the elbow ball valve is taken away from the placing groove of the base.
Drawings
Fig. 1 is a schematic diagram of the present invention.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The utility model discloses the technical scheme who specifically implements is:
as shown in fig. 1, a jig for detecting a ball valve is provided, where the ball valve is an elbow ball valve 1, a valve body of the elbow ball valve 1 is arc-shaped, an input end of the elbow ball valve 1 is provided with a first flange 11, an output end of the elbow ball valve 1 is provided with a second flange 12, and an axis of the second flange 12 is perpendicular to an axis of the first flange 11; the tool includes: the device comprises a horizontally-arranged rectangular base 2, a first cover plate 3 for closing a first flange 11, a second cover plate 4 for closing a second flange 12, a first locking mechanism for pressing the first cover plate 3 on the first flange 11, and a second locking mechanism for pressing the second cover plate 4 on the second flange 12;
the top surface of base 2 is equipped with: an arc-shaped placing groove 21 for horizontally placing the valve body of the elbow ball valve 1; the valve body of the tested ball valve is horizontally placed in the placing groove 21, and the first flange 11 and the second flange 12 are both positioned outside the base 2; the base 2 includes: a first side wall 22 opposite to the first flange 11 and parallel to the first flange 11, and a second side wall 23 opposite to the second flange 12 and parallel to the second flange 12;
the first cover plate 3 covers the first flange 11, and the inner side wall of the first cover plate 3 is covered with a first elastic sealing gasket 31;
the first locking mechanism includes: a pair of first screws 5 which are horizontally arranged and arranged on the first side wall 22 of the base 2; the pair of first screws 5 are respectively arranged at two sides of the first flange 11, the pair of first screws 5 are perpendicular to the first flange 11, and the pair of first screws 5 are symmetrically arranged by the first flange 11; the pair of first screws 5 also respectively penetrate through the first cover plate 3 and the first elastic sealing gasket 31, and the first cover plate 3 and the first elastic sealing gasket 31 are respectively provided with through holes for the pair of first screws 5 to penetrate through; the pair of first screws 5 are respectively provided with a first inner nut 51 and a first outer nut 52; the first inner nuts 51 on the pair of first screws 5 are all positioned inside the first flange 11, the first inner nuts 51 on the pair of first screws 5 are all locked on the first flange 11, and the end surface of one side of the first inner nut 51 facing the first flange 11 is covered with a first elastic sealing gasket 53; the first outer nuts 52 on the pair of first screws 5 are all positioned outside the first cover plate 3, and the first outer nuts 52 on the pair of first screws 5 are all locked on the first cover plate 3;
the outer side wall of the cover of the first cover plate 3 is also provided with an inflation tube 71, and the inflation tube 71 is connected with an inflation hose 73 through an inflation valve 72; the first cover plate 3 and the first elastic sealing gasket 31 are further provided with: a through hole for communicating the gas-filled tube 71 with the inner cavity of the input end of the elbow ball valve 1;
the second cover plate 4 covers the second flange 12, and the inner side wall of the second cover plate 4 is covered with a second elastic sealing gasket 41;
the second locking mechanism includes: a pair of horizontally arranged second screws 6 arranged on the second side wall 23 of the base 2; the pair of second screws 6 are respectively arranged at two sides of the second flange 12, the pair of second screws 6 are perpendicular to the second flange 12, and the pair of second screws 6 are symmetrically arranged by the second flange 12; the pair of second screws 6 also penetrate through a second cover plate 4 and a second elastic sealing gasket 41 respectively, and the second cover plate 4 and the second elastic sealing gasket 41 are provided with through holes for the pair of second screws 6 to penetrate through respectively; the pair of second screws 6 are respectively provided with a second inner nut 61 and a second outer nut 62; the second inner nuts 61 on the pair of second screws 6 are both positioned inside the second flange 12, the second inner nuts 61 on the pair of second screws 6 are both locked on the second flange 12, and the end surface of one side of the second inner nut 61 facing the second flange 12 is covered with a second elastic sealing gasket 63; the second outer nuts 62 on the pair of second screws 6 are all located outside the second cover plate 4, and the second outer nuts 62 on the pair of second screws 6 are all locked on the second cover plate 4;
an air pressure detection device 8 is further arranged on the outer side wall of the second cover plate 4 cover, an air pressure sensing end of the air pressure detection device 8 extends into an inner cavity of the output end of the elbow ball valve 1, and a reading display end of the air pressure detection device 8 is positioned on the outer side of the second cover plate 4 cover; the second cover plate 4 and the second elastic sealing gasket 41 are further provided with: and a through hole for the air pressure sensing end of the air pressure detection device 8 to penetrate through.
The inflation hose 73 is connected to an inflator (the inflator is not shown).
The axes of the pair of first screws 5 and the axis of the first flange 11 are located on the same horizontal plane.
The axes of the pair of second screws 6 and the axis of the second flange 12 are located on the same horizontal plane.
The utility model discloses ball valve detects uses tool, it can carry out the gas tightness to elbow ball valve 1 and detect.
The use method of the ball valve detection jig comprises the following steps:
screwing the first inner nuts 51 of the pair of first screws 5 to be close to the first side wall 22 of the base 2, and screwing the first outer nuts 52 of the pair of first screws 5 off; and a second inner nut 61 on the pair of second screws 6 is screwed to be close to the second side wall 23 of the base 2, and a second outer nut 62 on the pair of second screws 6 is screwed off;
then, the valve body of the tested elbow ball valve 1 is flatly placed in the arc-shaped placing groove 21 of the base 2, the input end of the elbow ball valve 1 is placed at the first side wall 22 of the base 2 (namely, the first flange 11 is placed at the first side wall 22 of the base 2), and the output end of the elbow ball valve 1 is placed at the second side wall 23 of the base 2 (namely, the second flange 12 is placed at the second side wall 23 of the base 2);
then, screwing the first inner nuts 51 on the pair of first screws 5 close to the first flange 11, and simultaneously screwing the second inner nuts 61 on the pair of second screws 6 close to the second flange 12 until the first inner nuts 51 on the pair of first screws 5 are locked on the first flange 11 and the second inner nuts 61 on the pair of second screws 6 are locked on the second flange 12;
then the first cover plate 3 is sleeved on the pair of first screws 5, the first elastic sealing gasket 31 on the cover of the first cover plate 3 faces the first flange 11, and the cover of the first cover plate 3 is enabled to be attached to the first flange 11; meanwhile, the second cover plate 4 is sleeved on the pair of second screws 6, the second elastic sealing gasket 41 on the second cover plate 4 faces the second flange 12, and the second cover plate 4 is attached to the second flange 12;
then screwing the first outer nuts 52 on the pair of first screws 5 respectively, and screwing the first outer nuts 52 on the pair of first screws 5 close to the first cover plate 3, simultaneously screwing the second outer nuts 62 on the pair of second screws 6 respectively, and screwing the second outer nuts 62 on the pair of second screws 6 close to the second cover plate 4, until the first outer nuts 52 on the pair of first screws 5 lock the first cover plate 3 on the first flange 11, and the second outer nuts 62 on the pair of second screws 6 lock the second cover plate 4 on the second flange 12;
then the inflation valve 72 is opened, the inflation pump inflates the elbow ball valve 1 through the inflation hose 73 and the inflation pipe 71 (at the moment, the elbow ball valve 1 is in an open state), the inflation valve 72 is closed after a certain period of inflation, after the air pressure in the elbow ball valve 1 is basically stable, the reading display end of the air pressure detection device 8 is continuously observed, and if the numerical value is unchanged or the numerical value is changed within a reasonable range within a period of time, the air tightness detection of the detected ball valve is judged to be qualified;
after the detection is completed, the first outer nuts 52 on the pair of first screws 5 are unscrewed, and the first inner nuts 51 on the pair of first screws 5 are screwed to be close to the first side wall 22 of the base 2 (i.e. the first inner nuts 51 are disengaged from the first flange 11); and the second outer nuts 62 on the pair of second screws 6 are unscrewed, and the second inner nuts 61 on the pair of second screws 6 are screwed to be close to the second side wall 23 of the base 2 (i.e., the second inner nuts 61 are disengaged from the second flange 12);
the elbow ball valve 1 is then removed from the seating groove 21 of the base 2.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. The ball valve is an elbow ball valve, a valve body of the elbow ball valve is arc-shaped, a first flange is arranged at the input end of the elbow ball valve, a second flange is arranged at the output end of the elbow ball valve, and the axis of the second flange is perpendicular to the axis of the first flange; it is characterized in that the jig comprises: the device comprises a horizontally arranged rectangular base, a first cover plate, a second cover plate, a first locking mechanism and a second locking mechanism, wherein the first cover plate is used for sealing a first flange;
the top surface of base is equipped with: the arc-shaped placing groove is used for horizontally placing the valve body of the elbow ball valve; the valve body of the tested ball valve is horizontally placed in the placing groove, and the first flange and the second flange are both positioned on the outer side of the base; the base includes: a first side wall opposite to the first flange and parallel to the first flange, and a second side wall opposite to the second flange and parallel to the second flange;
the first cover plate covers the first flange, and a first elastic sealing gasket covers the inner side wall of the first cover plate;
the first locking mechanism includes: a pair of horizontally arranged first screw rods arranged on the first side wall of the base; the pair of first screw rods are respectively arranged at two sides of the first flange, the pair of first screw rods are perpendicular to the first flange, and the pair of first screw rods are symmetrically arranged by the first flange; the pair of first screws also respectively penetrate through a first cover plate and a first elastic sealing gasket, and the first cover plate and the first elastic sealing gasket are respectively provided with through holes for the pair of first screws to penetrate through; the pair of first screws are respectively provided with a first inner nut and a first outer nut; the first inner nuts on the pair of first screw rods are positioned on the inner side of the first flange, the first inner nuts on the pair of first screw rods are locked on the first flange, and a first elastic sealing gasket covers the end surface of one side, facing the first flange, of each first inner nut; the first outer nuts on the pair of first screw rods are positioned on the outer side of the first cover plate, and the first outer nuts on the pair of first screw rods are locked on the first cover plate;
the outer side wall of the first cover plate cover is also provided with an inflation tube, and the inflation tube is connected with an inflation hose through an inflation valve; first apron lid and first elastic sealing gasket still are equipped with respectively: the through hole is used for communicating the inflation tube with the inner cavity of the input end of the elbow ball valve;
the second cover plate covers the second flange, and a second elastic sealing gasket covers the inner side wall of the second cover plate;
the second locking mechanism includes: a pair of horizontally arranged second screw rods arranged on the second side wall of the base; the pair of second screw rods are respectively arranged at two sides of the second flange, the pair of second screw rods are perpendicular to the second flange, and the pair of second screw rods are symmetrically arranged by the second flange; the pair of second screws also respectively penetrate through a second cover plate and a second elastic sealing gasket, and the second cover plate and the second elastic sealing gasket are respectively provided with through holes for the pair of second screws to penetrate through; the pair of second screw rods are respectively provided with a second inner nut and a second outer nut; the second inner nuts on the pair of second screw rods are positioned at the inner side of the second flange, the second inner nuts on the pair of second screw rods are locked on the second flange, and a second elastic sealing gasket covers the end surface of one side, facing the second flange, of each second inner nut; the second outer nuts on the pair of second screw rods are positioned on the outer side of the second cover plate, and the second outer nuts on the pair of second screw rods are locked on the second cover plate;
the outer side wall of the second cover plate cover is also provided with an air pressure detection device, an air pressure sensing end of the air pressure detection device extends into an inner cavity of the output end of the elbow ball valve, and a reading display end of the air pressure detection device is positioned on the outer side of the second cover plate cover; the second apron lid and second elastic sealing gasket still are equipped with respectively: the air pressure sensing end of the air pressure detection device penetrates through the through hole.
2. The jig for detecting a ball valve according to claim 1, wherein the air hose is connected to an inflator pump.
3. The jig for detecting a ball valve according to claim 2, wherein the axial centers of the pair of first screws and the axial center of the first flange are located on the same horizontal plane.
4. The jig for detecting a ball valve according to claim 3, wherein the axes of the pair of second screws and the axis of the second flange are located on the same horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020437863.6U CN211477541U (en) | 2020-03-31 | 2020-03-31 | Ball valve detects and uses tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020437863.6U CN211477541U (en) | 2020-03-31 | 2020-03-31 | Ball valve detects and uses tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211477541U true CN211477541U (en) | 2020-09-11 |
Family
ID=72364173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020437863.6U Active CN211477541U (en) | 2020-03-31 | 2020-03-31 | Ball valve detects and uses tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211477541U (en) |
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2020
- 2020-03-31 CN CN202020437863.6U patent/CN211477541U/en active Active
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