CN201902318U - Mechanical seal leakage detection device - Google Patents
Mechanical seal leakage detection device Download PDFInfo
- Publication number
- CN201902318U CN201902318U CN2010206672546U CN201020667254U CN201902318U CN 201902318 U CN201902318 U CN 201902318U CN 2010206672546 U CN2010206672546 U CN 2010206672546U CN 201020667254 U CN201020667254 U CN 201020667254U CN 201902318 U CN201902318 U CN 201902318U
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- Prior art keywords
- mechanical seal
- installation hole
- machine
- pressing plate
- spring
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- Expired - Fee Related
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Abstract
The utility model discloses a mechanical seal leakage detection device, which comprises a detection box, a pressure adjusting plate, a spring, a pressing plate, adjusting bolts and a pressure gauge. The detection box is provided with a mechanical seal installation hole with an opening at one end. An annular groove is arranged on the inner wall circumference of the mechanical seal installation hole. A liquid inlet pipe and a liquid outlet pipe which are communicated with the annular groove are arranged on the external side of the detection box. The pressure gauge is arranged on the liquid inlet pipe or the liquid outlet pipe. The pressure adjusting plate is installed at the open end of the detection box through the adjusting bolts. The spring is arranged in the mechanical seal installation hole. The top of the spring is fixedly connected with the pressure adjusting plate and the bottom of the spring is fixedly connected with the pressing plate. An observation hole is arranged at the middle part of the pressure adjusting plate and the pressing plate and is communicated with the mechanical seal installation hole. After a mechanical seal is detected by the mechanical seal leakage detection device, the mechanical seal is ensured to be free of leakage after the mechanical seal is installed into a pump, the situations that the pump is required to be disassembled and reassembled and the mechanical seal is required to be replaced because of mechanical seal leakage are avoided, and the detection time and maintenance cost are greatly reduced.
Description
Technical field
The utility model relates to a kind of device that seal element is hunted leak, and relates in particular to a kind of machine envelope leakage detection apparatus.
Background technique
At present, because 300P02/P03 pump machine envelope is leaked, frequently overhaul, new machine envelope has been changed in special maintenance sometimes, static state is drawn the liquid pressure testing, machine envelope leak hunting aperture just occurs and leaks, in case pressure testing is leaked, must again the pump housing be disassembled, ressemble the envelope of more changing planes, promptly effort is time-consuming again.Finding to cause the machine envelope to leak main cause by maintenance process, is that the wedge ring quality existing problems or the sound anchor ring of stationary seat has damaged.
The model utility content
At deficiency of the prior art, the utility model provides a kind of can carry out leak test in advance to the machine envelope, and leak free machine sealed leakage detection apparatus after the machine of assurance was encapsulated into pump.
The machine envelope leakage detection apparatus that the utility model provides comprises detection case, regulator board, spring, pressing plate, adjusting bolt and pressure gauge; Described detection case has the machine seal installation hole of an end opening, has circular groove on the inwall circumference of described machine seal installation hole, and the outside of detection case is arranged with a liquid inlet pipe and a drain pipe that communicates with circular groove, and described pressure gauge is arranged on liquid inlet pipe or the drain pipe; Described regulator board is installed on the opening end of detection case by regulating bolt; Described spring is arranged in the machine seal installation hole, fixedlys connected with regulator board in the top, fixedlys connected with pressing plate in the bottom; The middle part of described regulator board and pressing plate is provided with peephole, and described peephole is communicated with the machine seal installation hole.
Further, the feed liquor valve is installed on the described liquid inlet pipe, liquid discharging valve is installed on the drain pipe.
The beneficial effects of the utility model: the machine envelope that will treat leak test is installed in the machine seal installation hole of detection case, the machine envelope rotating ring of machine envelope is downward, machine envelope stationary ring upwards, the pressing plate of spring lower end is pressed on the machine envelope stationary ring, regulates the pressure that machine is sealed by regulating bolt, by liquid inlet pipe water filling pressure testing in the circular groove around the machine envelope, observe from peephole, seepage appears in the top of machine envelope, and then the wedge ring in the explanation machine envelope stationary seat has problem, needs to change; If seepage appears in machine envelope bottom, it is damaged just to illustrate that the sound anchor ring has, and this machine envelope can not be used, if seepage or leakage do not occur through leak test, illustrates that then this cover machine envelope can be normally standby.After the leakage detection apparatus leak detection, do not have behind the pump of guaranteeing to pack into and leak, avoid greatly reducing the repair time and the cost of overhaul because of machine envelope leakage cause causes pump being dismantled and more being changed planes again again envelope.
Description of drawings
Fig. 1 is the structural representation of the utility model machine envelope leakage detection apparatus.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is done explanation in further detail.
Fig. 1 is the structural representation of the utility model machine envelope leakage detection apparatus, as shown in the figure.Machine envelope leakage detection apparatus comprises detection case 1, regulator board 2, spring 3, pressing plate 4, regulates bolt 5 and pressure gauge 6.Detection case 1 has the machine seal installation hole 7 of an end opening, have circular groove on the inwall circumference of machine seal installation hole 7, the outside of detection case 1 is arranged with a liquid inlet pipe 8 and a drain pipe 9 that communicates with circular groove, pressure gauge 6 is arranged on (in the present embodiment, pressure gauge 6 is installed on the drain pipe 9) on liquid inlet pipe 8 or the drain pipe 9.Regulator board 2 is installed on the opening end of detection case 1 by regulating bolt 5; Spring 3 is arranged in the machine seal installation hole 7, fixedlys connected with regulator board 2 in the top, fixedlys connected with pressing plate 4 in the bottom.The middle part of regulator board 2 and pressing plate 4 is provided with peephole 10, and peephole 10 is communicated with machine seal installation hole 7.
Feed liquor valve 11 is installed on the liquid inlet pipe 8, liquid discharging valve 12 is installed on the drain pipe 9,, thereby reach under the effect that machine is enclosed in certain pressure whether seepage is arranged by the pressure of liquid in feed liquor valve 11 and the liquid discharging valve 12 may command circular grooves.
When using this machine envelope leakage detection apparatus, at first pull down regulator board 2, the machine envelope for the treatment of leak test is installed in the machine seal installation hole 7 of detection case 1, and the machine envelope rotating ring 13 of machine envelope is downward, and machine envelope stationary ring 14 upwards, regulator board 2 is installed again, the fixedly connected pressing plate 4 in lower end of spring 3 is pressed on the machine envelope stationary ring 14, by regulating the pressure that bolt 5 is regulated the machine envelope, then by feed liquor valve 11 water filling in the circular groove around the machine envelope, when the force value that shows on the pressure gauge 6 reaches setting value, just can begin pressure testing.From peephole 10 observation airplanes envelope, if seepage appears in the top of machine envelope, then the wedge ring in the explanation machine envelope stationary seat has problem, needs to change; If seepage appears in the fitting surface of the machine envelope stationary ring of machine envelope and machine envelope rotating ring, it is damaged just to illustrate that the sound anchor ring has, and this machine envelope can not be used.Seepage or leakage after pressure testing, do not occur, illustrate that then this cover machine envelope can be normally standby.After the leakage detection apparatus leak detection, do not have behind the pump of guaranteeing to pack into and leak, avoid greatly reducing the repair time and the cost of overhaul because of machine envelope leakage cause causes pump being dismantled and more being changed planes again again envelope.
Explanation is at last, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (2)
1. a machine envelope leakage detection apparatus is characterized in that: comprise detection case (1), regulator board (2), spring (3), pressing plate (4), regulate bolt (5) and pressure gauge (6); Described detection case (1) has the machine seal installation hole (7) of an end opening, have circular groove on the inwall circumference of described machine seal installation hole (7), the outside of detection case (1) is arranged with a liquid inlet pipe (8) and a drain pipe (9) that communicates with circular groove, and described pressure gauge (6) is arranged on liquid inlet pipe (8) or the drain pipe (9); Described regulator board (2) is installed on the opening end of detection case (1) by regulating bolt (5); Described spring (3) is arranged in the machine seal installation hole (7), fixedlys connected with regulator board (2) in the top, fixedlys connected with pressing plate (4) in the bottom; The middle part of described regulator board (2) and pressing plate (4) is provided with peephole (10), and described peephole (10) is communicated with machine seal installation hole (7).
2. machine envelope leakage detection apparatus according to claim 1 is characterized in that: feed liquor valve (11) is installed on the described liquid inlet pipe (8), liquid discharging valve (12) is installed on the drain pipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206672546U CN201902318U (en) | 2010-12-20 | 2010-12-20 | Mechanical seal leakage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206672546U CN201902318U (en) | 2010-12-20 | 2010-12-20 | Mechanical seal leakage detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201902318U true CN201902318U (en) | 2011-07-20 |
Family
ID=44272916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206672546U Expired - Fee Related CN201902318U (en) | 2010-12-20 | 2010-12-20 | Mechanical seal leakage detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201902318U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103225604A (en) * | 2013-05-03 | 2013-07-31 | 无锡艾森保自动化装备有限公司 | Multi-channel floating seal device for testing seal performance of metering jet pump |
-
2010
- 2010-12-20 CN CN2010206672546U patent/CN201902318U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103225604A (en) * | 2013-05-03 | 2013-07-31 | 无锡艾森保自动化装备有限公司 | Multi-channel floating seal device for testing seal performance of metering jet pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110720 Termination date: 20131220 |