CN210464829U - Device for detecting leakage of cylinder body shell - Google Patents
Device for detecting leakage of cylinder body shell Download PDFInfo
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- CN210464829U CN210464829U CN201921357974.XU CN201921357974U CN210464829U CN 210464829 U CN210464829 U CN 210464829U CN 201921357974 U CN201921357974 U CN 201921357974U CN 210464829 U CN210464829 U CN 210464829U
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- body shell
- sliding groove
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Abstract
The utility model discloses a device for detecting leakage of a cylinder body shell, wherein one end of a detection platform is a clamping end for clamping a large port of the cylinder body shell, the other end of the detection platform is a clamping end for clamping a small port of the cylinder body shell, and the distance between the clamping end of the large port and the clamping end of the small port is based on the length of a cylinder body; be close to the stand lower extreme and connect with a polished rod and constitute a cylinder body shell port centre gripping mouth, and the both ends of screw rod penetrate respectively in the fixed upright piece and fasten with the nut, fixed upright piece sets up respectively in testing platform's the side of controlling, and the pole setting both ends penetrate respectively in the upright piece of left and right sides and through the nut fastening, the inner face of the fixed upright piece of one side wears to be furnished with and presss from both sides tight piece, and presss from both sides tight piece and pass through the screw rod and together with the fixed block assembly, exposes and is equipped with the handle on the screw rod of fixed upright piece outside. According to the technical scheme, whether the cylinder body shell leaks or not can be observed from the air pressure meter in a short time in an inflation mode, so that the detection time is shortened.
Description
Technical Field
The utility model relates to a cylinder body shell leak testing technical field especially designs a detect train brake automatic machine cylinder body shell leakage device.
Background
After the cylinder body shell of the train brake automatic machine is processed and cast into a product by a manufacturer, each cylinder body shell needs to be subjected to strict leakage detection before leaving a factory to detect whether the cylinder body shell has sand holes and leakage or not so as to avoid leakage after the cylinder body shell is used in a matched manner, thereby influencing subsequent matched processing production. The existing detection method is implemented by adopting an oil inlet mode, a cylinder body shell is soaked in oil, whether bubbles can be generated or not is observed, if the bubbles are produced, the cylinder body shell is proved to have sand holes and air leakage, and cannot be taken as a qualified product to leave a factory, otherwise, the cylinder body shell is taken as the qualified product.
Disclosure of Invention
The utility model aims to provide a detection convenience, whether can effectively short-term test cylinder body shell leak, practice thrift a detection cylinder body shell leakage device of a large amount of manpowers.
The utility model discloses a task is accomplished like this, including testing platform, its characterized in that: one end of the detection platform is a clamping end for clamping a large port of the cylinder body shell, the other end of the detection platform is a clamping end for clamping a small port of the cylinder body shell, and the distance between the clamping end of the large port and the clamping end of the small port is based on the length of the cylinder body;
the large port clamping end comprises a vertical plate, a large port sealing cover small port plunger, an outer sleeve, a sliding groove, a push rod and an inner sleeve, the periphery of the large port sealing cover is clamped by a hoop and is sealed by a sealing rubber ring, a hole for assembling the small port sealing plunger is machined in the center of the large port sealing cover, a hole for penetrating the outer sleeve is machined in the other surface of the vertical plate, the inner sleeve penetrates through the outer sleeve, the sliding groove is machined in the wall of the outer sleeve, and one end of the push rod penetrates into a hole in one end of the inner sleeve and then penetrates out of the sliding groove;
the port clamps the end and includes port centre gripping mouth, stand, presss from both sides tight piece, briquetting, fixed upright piece, handle, stand one end and testing platform welding, the stand is that the distance of pulling open between two sets up, and the upper end transverse position of two stands is connected with a screw rod, is close to the stand lower extreme and connects constitution cylinder body shell port centre gripping mouth with a polished rod, and the both ends of screw rod penetrate respectively in the fixed upright piece and fasten with the nut, fixed upright piece sets up respectively in testing platform's the left and right sides, and the polished rod both ends penetrate respectively in the upright piece of left and right sides and fasten through the nut, sets up at the left fixed upright piece of testing platform, is equipped with the handle on the screw rod of left fixed upright piece outside.
The detection platform is provided with an air pipe, an air injection hole formed in a small port of the cylinder body shell is connected with an air pump through the air pipe, a barometer is installed on the air pump, and the detection platform is supported by the supporting legs.
The sliding groove is axially arranged along two sides of the outer wall of the outer sleeve, and a bayonet capable of locking the sliding of the push rod is processed on the outer wall of the outer sleeve at the cut-off end of the sliding groove.
The outer end of the inner sleeve is provided with an assembly hole, one end of the screw rod enters the hole penetrating the inner sleeve through the sliding groove and then penetrates out of the sliding groove in the lateral direction of the outer sleeve, and two ends of the screw rod, which are exposed out of the sliding groove, are provided with nuts.
The small-port clamping opening is square, and the large clamping opening and the small clamping opening of the square can just accommodate the small port of the cylinder shell.
And rib plates are symmetrically arranged at the lateral positions of the vertical plates to enhance the firmness of the vertical plates.
The utility model discloses have following effect, this technical scheme through the mode of aerifing alright in very short time with observing whether cylinder body shell leaks from the barometer to shorten check-out time, easy operation, labour saving and time saving has improved detection efficiency moreover.
Drawings
FIG. 1 is a schematic view of a prior art cylinder housing construction; FIG. 2 is a schematic view of a leak detection apparatus; FIG. 3 is a side view of FIG. 2; FIG. 4 is a state view of the cylinder housing placing work platform.
Description of the drawings: 1. the device comprises a cylinder body shell, 2, a small port, 3, a large port, 4, a gas injection hole, 5, a detection platform, 6, a vertical plate, 7, a large port sealing cover, 8, a small port plunger, 9, an outer sleeve, 10, a sliding groove, 11, a bayonet, 12, a push rod, 13, an inner sleeve, 14, an upright column, 15, a small port clamping hole, 16, a clamping block, 17, a fixed vertical block, 18, a handle, 19, a screw rod, 20, a gas pipe, 21 and a gas pressure gauge.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
The cylinder shell shown in fig. 1 is the product, and comprises a cylinder shell 1, a large port 3, a small port 2 and a gas injection hole 4, wherein the large port and the small port of the cylinder shell are directly communicated, and the cylinder shell at the end of the small port is provided with a gas inlet hole.
The specific embodiment is shown in fig. 2 and fig. 3, one end of the detection platform 5 is a clamping end for clamping a large port of the cylinder housing, the other end of the detection platform is a clamping end for clamping a small port of the cylinder housing, and the distance between the clamping end of the large port and the clamping end of the small port is based on the length of the cylinder;
the large port clamping end comprises a vertical plate 6, a large port sealing cover 7, a small port plunger 8, an outer sleeve 9, a sliding groove 10, a push rod 12 and an inner sleeve 13, the periphery of the large port sealing cover 7 is clamped tightly by a hoop and sealed by a sealing rubber ring, a hole for assembling the small port sealing plunger 8 is processed at the central position of the large port sealing cover, a hole for penetrating the outer sleeve is processed on the other surface of the vertical plate, the inner sleeve penetrates through the outer sleeve, the sliding groove is processed on the wall of the outer sleeve, and one end of the push rod penetrates through the hole at one end of the inner sleeve and then penetrates out of the sliding groove;
the small port clamping end comprises a small port clamping opening 15, two upright columns 14, clamping blocks 16, fixed vertical blocks 17, a handle 18 and a screw rod 19, one end of each upright column is welded with the detection platform, the two upright columns are arranged at a distance, the upper end transverse positions of the two upright columns are connected through the screw rod, the lower end of each upright column close to the lower end of the corresponding upright column is connected through a polish rod to form the small port clamping opening 15 of the cylinder shell, two ends of the screw rod 19 penetrate into the fixed vertical blocks 17 respectively and are fastened through nuts, the fixed vertical blocks are arranged on the left side and the right side of the detection platform respectively, two ends of the polish rod penetrate into the left vertical block and the right vertical block respectively and are fastened through the nuts, the clamping blocks 16 penetrate through the inner face of the fixed vertical block arranged on the left side of the detection platform, the clamping blocks are.
The detection platform is provided with an air pipe 20, an air injection hole 4 arranged on the small port of the cylinder body shell is connected with an air pump through the air pipe, an air pressure gauge 21 is installed on the air pump, and the detection platform is supported by the supporting legs.
The sliding groove is axially arranged along two sides of the outer wall of the outer sleeve, and a bayonet 11 capable of locking the push rod to slide is processed on the outer wall of the outer sleeve at the cut-off end of the sliding groove.
The outer end of the inner sleeve is provided with an assembly hole, one end of the screw rod enters the hole penetrating the inner sleeve through the sliding groove and then penetrates out of the sliding groove in the lateral direction of the outer sleeve, and two ends of the screw rod, which are exposed out of the sliding groove, are provided with nuts.
The small-port clamping opening is square, and the large clamping opening and the small clamping opening of the square can just accommodate the small port of the cylinder shell.
And rib plates are symmetrically arranged at the lateral positions of the vertical plates to enhance the firmness of the vertical plates.
When in detection, the cylinder body shell is axially placed on a detection platform, the large port of the cylinder body shell corresponds to the large port sealing cover, the small port of the cylinder body shell is placed into the small port clamping port, after the cylinder body shell is placed, the rotary handle drives the clamping block connected on the screw rod to shift to the neck of the small port of the cylinder body shell for clamping, then the push rod assembled in the inner sleeve is pushed along the sliding groove, the push rod is pushed forwards continuously when the push rod runs along the sliding groove and contacts the small port plunger installed at the central position of the large port sealing cover, at the moment, the large port sealing cover and the small port plunger run towards the large port of the cylinder body shell, the large port sealing cover does not run after entering the large port, the push rod is pushed to the small port plunger and continues to run along the inner cavity of the cylinder body shell to the small port of the cylinder body shell, the small port is sealed by the small port plunger, at the moment, the push rod is locked by the bayonet and does not run any more, after one end of the air pipe is connected with an air inlet on the cylinder shell, the air pump is opened, the air is inflated into the inner cavity of the cylinder shell according to set air pressure, after the air is closed and stays for 30 seconds, whether air leakage sound exists on the cylinder shell or not is observed, whether the value on the air pressure gauge changes or not is observed, if the air leakage is not found or the value on the air pressure gauge is normal or not is observed, the cylinder shell is proved to be a qualified product, the air pump is closed, the switch on the air pipe is closed, the push rod is withdrawn from the bayonet, the push rod moves in the reverse direction along the sliding groove and drives the small-port plunger to return stroke to be attached to the large-port sealing cover, the push bolt. By adopting the leakage detection device, whether the cylinder body shell has sand holes and leakage can be detected in a short time, the detection efficiency is greatly improved, and the detection time is shortened.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected, and may communicate between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Claims (6)
1. The utility model provides a detect cylinder body shell leakage device, includes testing platform, its characterized in that: one end of the detection platform is a clamping end for clamping a large port of the cylinder body shell, the other end of the detection platform is a clamping end for clamping a small port of the cylinder body shell, and the distance between the clamping end of the large port and the clamping end of the small port is based on the length of the cylinder body;
the large port clamping end comprises a vertical plate, a large port sealing cover, a small port plunger, an outer sleeve, a sliding groove, a push rod and an inner sleeve, the periphery of the large port sealing cover is clamped by a hoop and is sealed by a sealing rubber ring, a hole for assembling the small port sealing plunger is machined in the center of the large port sealing cover, a hole for penetrating the outer sleeve is machined in the other surface of the vertical plate, the inner sleeve penetrates through the outer sleeve, the sliding groove is machined in the wall of the outer sleeve, and one end of the push rod penetrates into a hole in one end of the inner sleeve and then penetrates out of the sliding groove;
the port clamps the end and includes port centre gripping mouth, stand, presss from both sides tight piece, briquetting, fixed upright piece, handle, stand one end and testing platform welding, the stand is that the distance of pulling open between two sets up, and the upper end transverse position of two stands is connected with a screw rod, is close to the stand lower extreme and connects constitution cylinder body shell port centre gripping mouth with a polished rod, and the both ends of screw rod penetrate respectively in the fixed upright piece and fasten with the nut, fixed upright piece sets up respectively in testing platform's the left and right sides, and the polished rod both ends penetrate respectively in the upright piece of left and right sides and fasten through the nut, sets up and wears to be furnished with tight piece in the left fixed upright piece inner face of testing platform, is equipped with the handle on the screw rod outside the left fixed upright.
2. The cylinder housing leak detecting device according to claim 1, wherein: the detection platform is provided with an air pipe, an air injection hole formed in a small port of the cylinder body shell is connected with an air pump through the air pipe, a barometer is installed on the air pump, and the detection platform is supported by the supporting legs.
3. The cylinder housing leak detecting device according to claim 1, wherein: the sliding groove is axially arranged along two sides of the outer wall of the outer sleeve, and a bayonet capable of locking the sliding of the push rod is processed on the outer wall of the outer sleeve at the cut-off end of the sliding groove.
4. The cylinder housing leak detecting device according to claim 1, wherein: the outer end of the inner sleeve is provided with an assembly hole, one end of the screw rod enters the hole penetrating the inner sleeve through the sliding groove and then penetrates out of the sliding groove in the lateral direction of the outer sleeve, and two ends of the screw rod, which are exposed out of the sliding groove, are provided with nuts.
5. The cylinder housing leak detecting device according to claim 1, wherein: the small-port clamping opening is square, and the large clamping opening and the small clamping opening of the square can just accommodate the small port of the cylinder shell.
6. The cylinder housing leak detecting device according to claim 1, wherein: and rib plates are symmetrically arranged at the lateral positions of the vertical plates to enhance the firmness of the vertical plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921357974.XU CN210464829U (en) | 2019-08-21 | 2019-08-21 | Device for detecting leakage of cylinder body shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921357974.XU CN210464829U (en) | 2019-08-21 | 2019-08-21 | Device for detecting leakage of cylinder body shell |
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| Publication Number | Publication Date |
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| CN210464829U true CN210464829U (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921357974.XU Active CN210464829U (en) | 2019-08-21 | 2019-08-21 | Device for detecting leakage of cylinder body shell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110411678A (en) * | 2019-08-21 | 2019-11-05 | 新乡瑞新金属制品有限公司 | A kind of detection cylinder body enclosure leak device |
-
2019
- 2019-08-21 CN CN201921357974.XU patent/CN210464829U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110411678A (en) * | 2019-08-21 | 2019-11-05 | 新乡瑞新金属制品有限公司 | A kind of detection cylinder body enclosure leak device |
| CN110411678B (en) * | 2019-08-21 | 2024-02-06 | 新乡瑞新金属制品有限公司 | Device for detecting leakage of cylinder shell |
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