CN205231702U - Compressor unit shafting instrument test probe lead wire oil leak sealing connection device - Google Patents
Compressor unit shafting instrument test probe lead wire oil leak sealing connection device Download PDFInfo
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- CN205231702U CN205231702U CN201521000234.2U CN201521000234U CN205231702U CN 205231702 U CN205231702 U CN 205231702U CN 201521000234 U CN201521000234 U CN 201521000234U CN 205231702 U CN205231702 U CN 205231702U
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- probe lead
- wire
- connecting device
- detection probe
- injecting glue
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Abstract
The utility model provides a compressor unit shafting instrument test probe lead wire oil leak sealing connection device, connecting device with install in test probe's on the compressor probe pin connection, a serial communication port, connecting device includes: union, binding post, terminal box, injecting glue seal box, coupling hose, junction box, probe lead wire warp the union gets into in the terminal box with binding post's front end is connected, a private cable is connected to binding post's rear end, the private cable penetrates injecting glue seal box injecting glue passes the hose inserts among the junction box.
Description
Technical field
The utility model is used for turbo compressor unit axle system Examination system of instrument and connects as detection probe lead-in wires such as displacement, vibration, temperature the device preventing leakage of oil, and what be specifically related to is compressor bank axle system instrument detection probe lead-in wire leakage of oil sealing and connecting device.
Background technology
In oil and chemical industry etc. are produced, be widely applied turbo compressor unit, it is made up of systems such as driving steam turbine, shaft coupling, centrifugal compressor, lubricating oil stations usually.For ensureing unit safety operation, avoid equipment fault to cause heavy losses, compressor bank is provided with Machinery State Monitoring System and all kinds of interlocking protective system.According to statistics, mechanical oscillation failure rate reaches more than 60%, for this reason, guarantees with rotor string monitoring instrument, as: the reliability service of the detection probe such as vibration, displacement, rotating speed, bearing bush temperature is particularly important.Compressor bank axle system instrument monitoring system generally can be divided into two classes: the axle dynamic monitoring systems such as the displacement of first kind axle system, vibration, rotating speed, and detected parameters reaction speed is very fast; Equations of The Second Kind is relative to the static temperature detection system of bearing shell, and the comparatively slow existence of reaction is necessarily delayed.The probe such as the displacement of axle system, vibration, rotating speed is divided into installation and machine in machine to install outward; Bearing bush temperature probe is generally in machine to be installed.Due to above various mounting means, the detection probe such as vibration, displacement, rotating speed, bearing bush temperature and the probe lead wire be connected with those detection probe contact with lubricating oil all in various degree, probe lead wire for a long time in lubricating oil high temperature soak and there is aging, embrittlement, cause lubricating oil to leak into outside compressor bank by ftractureing along (outward) in probe lead wire.Processed this kind of problem generally to adopt injecting glue to seal, by being wound around Teflon tap, insulating tape, installing the sealings such as various forms of plugs additional and taking the way improving compressor bank exit point position to solve probe lead wire Leakage, such as, adopt with the following method in the past:
1. take injecting glue to seal general employing 704 fluid sealants, Oil-proof Silicone Sealant or explosion-proof clay etc., the perfusion being mainly used in probe lead wire and compressor bank outlet gap seals.Shortcoming is that to reach curing time of oil-leakage-prevention effect longer; When ambient temperature is higher, part fluid sealant Long-Time Service is easy to crack; Owing to adopting injecting glue sealing, when detection probe is damaged, dismounting difficulty, not only wastes time and energy, also easily causes the damage of intact probe lead wire, increases spare part expense.
2. plug seal form, generally has single hole, diplopore, loose structure, is mainly used in the sealing of probe lead wire in compressor body outlet jointing.When compressor body axle system probe is installed, because probe connector connects probe lead wire external diameter greatly relatively, be ensure probe lead wire sealing, during installation, need specific purpose tool to draw.Seal clearance is non-adjustable, easily causes probe interface place to damage.
3. Teflon tap generally seals with injecting glue with insulated enclosure adhesive tape, plug seals and be combined, and adjustment seal clearance, result of use is not good.
4. improve compressor bank probe lead wire outlet link position way be by probe lead wire exit position higher than lubricating pasta certain altitude in compressor bank, avoid or reduce lubricating oil outwards flowing out.But higher at lubricating oil temperature, adopt separately the method under the conditions such as probe lead wire is damaged, result of use is not good.
So far, above various solution does not thoroughly solve compressor bank probe lead wire Leakage, not only causes environmental pollution, increases lubrication oil consumption, also the generation of very easily initiation fire accident.
Utility model content
The purpose of this utility model is to solve compressor bank axle system instrument detection probe lead-in wire Leakage, and the consumption of the environmental pollution that minimizing leakage of oil causes and lubricating oil, avoids the generation because of leakage of oil initiation fire accident.
In order to achieve the above object, the utility model provides a kind of compressor bank axle system instrument detection probe lead-in wire leakage of oil sealing and connecting device, described jockey is connected with the probe lead wire of the detection probe be installed on described compressor, it is characterized in that, described jockey comprises: articulation, binding post, terminal box, injecting glue seal box, connecting hose, junction box, described probe lead wire enters in described terminal box through described articulation and is connected with the front end of described binding post, the rear end of described binding post connects a private cable, described private cable penetrates described injecting glue seal box injecting glue and accesses in described junction box through described flexible pipe.
Described compressor bank axle system instrument detection probe lead-in wire leakage of oil sealing and connecting device, when the insulating barrier of described private cable is peeled off, metal line length 5 ~ 10mm that described private cable separates, and each exposed metal wire does not contact with each other.
Described compressor bank axle system instrument detection probe lead-in wire leakage of oil sealing and connecting device, the injecting glue adopted is epoxy resin and curing agent mixture, and described epoxy resin and curing agent quality proportioning are generally 1:0.5 ~ 1:1.
Described compressor bank axle system instrument detection probe lead-in wire leakage of oil sealing and connecting device, each junction of described articulation, described binding post, described terminal box, described injecting glue seal box, described connecting hose, described junction box all adopts 1/2, and " taper pipe thread connects and seals with thread locking adhesive.
Described compressor bank axle system instrument detection probe lead-in wire leakage of oil sealing and connecting device, the wire diameter of described private cable is less than or equal to 1mm
2.
Described compressor bank axle system instrument detection probe lead-in wire leakage of oil sealing and connecting device, be also provided with the cone-shaped seal structure that is arranged at the arrival end of described terminal box, described cone-shaped seal structure is a symmetrical structure,
Described compressor bank axle system instrument detection probe lead-in wire leakage of oil sealing and connecting device, described cone-shaped seal structure comprises: two joints, two cone seal oil resistant elastic rubber rings, one transition joint, described transition joint both sides respectively arrange cone seal oil resistant elastic rubber ring described in, and the both sides of described cone seal oil resistant elastic rubber ring are respectively provided with the described joint in order to described cone seal oil resistant elastic caoutchouc to be screwed extruding.
Described compressor bank axle system instrument detection probe lead-in wire leakage of oil sealing and connecting device, the compression inside diameter ranges of described cone seal oil resistant elastic caoutchouc is 3.0 ~ 8.5mm.
Of the present utility model effect:
Adopt this device not only to solve compressor bank meter probe lead-in wire Leakage, compressor bank probe easy accessibility, does not damage probe and probe lead wire simultaneously.
Accompanying drawing explanation
Fig. 1 is the positive confinement jockey schematic diagram of the utility model embodiment;
Fig. 2 is the double containment screw connection schematic diagram of the utility model embodiment.
Wherein Reference numeral:
1 positive confinement jockey
11 compressors
12 articulations
13 binding posts
14 terminal boxes
15 injecting glue seal boxes
16 connecting hoses
17 junction boxes
2 double containment screw connections
21 probe lead wires
22 joints
23 taper oil resistant elastic rubber rings
24 transition joints
Embodiment
Below in conjunction with accompanying drawing, structural principle of the present utility model and operation principle are described in detail:
The jockey that the utility model provides is connected with the probe lead wire of the detection probe such as vibration, displacement, rotating speed, bearing bush temperature; such as; because bearing bush temperature is popped one's head on the spring bearing and the corresponding movable tile fragment of thrust bearing being installed on compressor bank inside; in compressor bank running; tile fragment swings will drive temp probe and probe lead wire high dither; simultaneous temperature probe and probe lead wire are immersed in lubricating oil; long-time running easily causes temp probe and probe lead wire sealed end cracking; protect insulating barrier ageing hardening and occur breakage, causing oil impregnate, oil leakage phenomenon.Analyze from actual service condition, leakage of oil can be divided into two kinds of situations;
The first situation is the outside leakage of oil of probe lead wire, after probe lead wire draws body, lubricating oil oozes out from gap between probe lead wire and body interface, in the past by methods such as perfusion fluid sealant, employing rubber seal plug, winding Teflon taps, not only dismounting is inconvenient to waste time and energy, and the sealing effectiveness played is not good yet, and mainly each dismounting on-the-spot injecting glue is long for curing time, and cause probe lead wire to damage due to injecting glue, increase equipment investment and cause unnecessary waste; And General Purpose Rubber sealings etc. can not solve Leakage between described situation core below.
The second situation is oil impregnate between probe lead wire core, and lubricating oil infiltrates from the external insulation of probe lead wire breakage, and through between core, internal insulating layer leaks into engine body exterior; Or infiltrate, through the outside seepage of metal wire in-core from the sealed end that probe and probe lead wire ftracture.
Have field practice to confirm, lubricating oil can penetrate into rack terminal place, control room by on-the-spot compressor bank meter probe lead-in wire breakthrough place by cable (length can reach more than 200 meters), causes certain environmental pollution and potential safety hazard.And because scene adopts steam turbine, especially in summer its factory building, temperature is high, and oil leakage phenomenon is then more outstanding.For this reason, be necessary to solve Leakage between the second line emphatically, between this kind of line, oil impregnate adopts method in the past to solve.
To go between the first and the second Leakage to solve compressor bank axle system instrument detection probe, the invention provides a kind of compressor bank axle system instrument detection probe lead-in wire leakage of oil sealing and connecting device, as shown in Figure 2, this jockey is connected with the probe lead wire of the detection probe be installed on described compressor, this jockey comprises: articulation 12, binding post 13, terminal box 14, injecting glue seal box 15, connecting hose 16, junction box 17, described probe lead wire enters in described terminal box 14 through described articulation 12 and is connected with the front end of described binding post 13, the rear end of described binding post 13 connects a private cable, described private cable penetrates described injecting glue seal box 15 injecting glue and accesses in described junction box 17 through described connecting hose 16, its middle connecting terminal is arranged in terminal box.Each junction of described articulation 12, described binding post 13, described terminal box 14, described injecting glue seal box 15, described connecting hose 16, described junction box 17 all adopts 1/2, and " taper pipe thread connects and seals with thread locking adhesive.The rear end of described binding post 13 is connected with oil resistant, heatproof, wire diameter (diameter)≤1mm
2private cable, if the probe lead wire of popping one's head in for seal temperature, this private cable adopts the compensation lead of thermocouple taking corresponding Graduation Number according to described temp probe.
Described private cable is entered described injecting glue seal box 15 injecting glue, the injecting glue adopted is epoxy resin and curing agent mixture, described epoxy resin and curing agent quality proportioning are generally 1:0.5 ~ 1:1, before injecting glue, private cable insulating barrier is peeled off, when peeling off private cable, described private cable exposes metal wire 5 ~ 10mm, and each exposed metal wire does not contact with each other.By the described private cable after injecting glue through in described flexible pipe access junction box 17.
Above-mentioned jockey is positive confinement device 1, and this positive confinement device practical application proves, sealing effectiveness is better, thoroughly solves compressor bank probe lead wire Leakage.No matter be inner oil impregnate between the outside leakage of oil of probe lead wire or core, owing to adopting injecting glue seal box 15, leakage of oil approach will end in terminal box 14, and terminal box 14 covers establishes outer six sides, tightening seal on convenient wrench, adopts oil resistant rubber to seal flat gasket in lid.Terminal box 14 overall dimensions (diameter × height) are: Φ 100 × 70mm, and 12 binding posts 13 can be installed in inside; Injecting glue seal box 15 overall dimensions (diameter × height) are: Φ 70 × 70mm.Compressor bank probe lead wire interface non-1/2 " taper pipe thread need processing transition joint change.
To go between the first Leakage to solve compressor bank axle system instrument detection probe, additionally provide a kind of double containment screw connection 2, this double containment screw connection is cone-shaped seal structure.For the probe lead wires such as the displacement of axle system, vibration and extended line owing to adopting special private cable, its sheath is connected closely with probe and each junction, can effectively prevent lubricating oil along cable internal leakage to body outside.For this reason, emphasis oil-leakage-prevention is the outer oil leakage problem of line, adopt cone-shaped seal structure as shown in Figure 1, described cone-shaped seal structure is a symmetrical structure, this cone-shaped seal structure comprises: two joint 22, two cone seal oil resistant elastic rubber ring 23, transition joints 24, transition joint 24 both sides respectively arrange a cone seal oil resistant elastic rubber ring 23, and the both sides of cone seal oil resistant elastic rubber ring 23 are respectively provided with the described joint 22 in order to described cone seal oil resistant elastic rubber ring 23 to be screwed extruding.The compressible inside diameter ranges of this cone seal oil resistant elastic rubber ring is 3.0 ~ 8.5mm.This cone-shaped seal structure can be arranged at the arrival end of described terminal box 14, this cone-shaped seal structure and positive confinement device with the use of, dual layer sealing effect is better.
Cone-shaped seal structure can under two end connectors 22 screw, progressively on probe lead wire 21, effective sealing is formed by extruding cone seal oil resistant elastic rubber ring, by screwing the sealing load of degree adjustable cone seal oil resistant elastic rubber ring 23 on probe lead wire 21, the effect played sealing and avoid excess pressure to damage probe lead wire 21.The compressible inside diameter ranges of this cone seal oil resistant elastic rubber ring is 3.0 ~ 8.5mm, meets probe lead wire connector completely and penetrates the requirement with probe lead wire effective sealing.
During installation, this joint 22 one end is connected with compressor bank, the other end is connected with an Explosion-proof host, by screwing jointing 22 and transition joint 24, compression taper oil resistant elastic caoutchouc 23, make taper oil resistant elastic rubber ring 23 and probe lead wire 21 tight seal, this device has the feature of probe easy accessibility.
Above two kinds of sealing devices combine according to actual service condition, before the terminal box 14 of " positive confinement jockey ", namely install " double containment screw connection " additional be combined into two-stage sealing.For bearing bush temperature, better sealing effectiveness can be played, again can conveniently compressor bank run in butted line carry out testing, checking.
Claims (8)
1. a compressor bank axle system instrument detection probe lead-in wire leakage of oil sealing and connecting device, described jockey is connected with the probe lead wire of the detection probe be installed on described compressor, it is characterized in that, described jockey comprises: articulation, binding post, terminal box, injecting glue seal box, connecting hose, junction box, described probe lead wire enters in described terminal box through described articulation and is connected with the front end of described binding post, the rear end of described binding post connects a private cable, described private cable penetrates described injecting glue seal box injecting glue and accesses in described junction box through described flexible pipe.
2. compressor bank axle system as claimed in claim 1 instrument detection probe lead-in wire leakage of oil sealing and connecting device, it is characterized in that, when the insulating barrier of described private cable is peeled off, metal line length 5 ~ 10mm that described private cable separates, and each exposed metal wire does not contact with each other.
3. compressor bank axle system as claimed in claim 1 instrument detection probe lead-in wire leakage of oil sealing and connecting device, it is characterized in that, the injecting glue adopted is epoxy resin and curing agent mixture, and described epoxy resin and curing agent quality proportioning are generally 1:0.5 ~ 1:1.
4. compressor bank axle system as claimed in claim 1 instrument detection probe lead-in wire leakage of oil sealing and connecting device, it is characterized in that, each junction of described articulation, described binding post, described terminal box, described injecting glue seal box, described connecting hose, described junction box all adopts 1/2
"taper pipe thread connects and seals with thread locking adhesive.
5. compressor bank axle system as claimed in claim 1 instrument detection probe lead-in wire leakage of oil sealing and connecting device, it is characterized in that, the wire diameter of described private cable is less than or equal to 1mm
2.
6. compressor bank axle system as claimed in claim 1 instrument detection probe lead-in wire leakage of oil sealing and connecting device, it is characterized in that, be also provided with the cone-shaped seal structure that is arranged at the arrival end of described terminal box, described cone-shaped seal structure is a symmetrical structure.
7. compressor bank axle system as claimed in claim 6 instrument detection probe lead-in wire leakage of oil sealing and connecting device, it is characterized in that, described cone-shaped seal structure comprises: two joints, two cone seal oil resistant elastic rubber rings, one transition joint, described transition joint both sides respectively arrange cone seal oil resistant elastic rubber ring described in, and the both sides of described cone seal oil resistant elastic rubber ring are respectively provided with the described joint in order to described cone seal oil resistant elastic caoutchouc to be screwed extruding.
8. compressor bank axle system as claimed in claim 7 instrument detection probe lead-in wire leakage of oil sealing and connecting device, it is characterized in that, the compression inside diameter ranges of described cone seal oil resistant elastic caoutchouc is 3.0 ~ 8.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521000234.2U CN205231702U (en) | 2015-12-04 | 2015-12-04 | Compressor unit shafting instrument test probe lead wire oil leak sealing connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521000234.2U CN205231702U (en) | 2015-12-04 | 2015-12-04 | Compressor unit shafting instrument test probe lead wire oil leak sealing connection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205231702U true CN205231702U (en) | 2016-05-11 |
Family
ID=55906747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521000234.2U Withdrawn - After Issue CN205231702U (en) | 2015-12-04 | 2015-12-04 | Compressor unit shafting instrument test probe lead wire oil leak sealing connection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205231702U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106848994A (en) * | 2015-12-04 | 2017-06-13 | 中国石油天然气股份有限公司 | Compressor set shafting instrument detection probe lead oil leak sealing and connecting device |
| CN110967454A (en) * | 2019-12-23 | 2020-04-07 | 中国航空工业集团公司沈阳飞机设计研究所 | Distributed oxygen concentration real-time measurement system and method |
| CN112636024A (en) * | 2020-11-30 | 2021-04-09 | 华能山东石岛湾核电有限公司 | Thermocouple wiring method for thrust bearing of steam turbine |
-
2015
- 2015-12-04 CN CN201521000234.2U patent/CN205231702U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106848994A (en) * | 2015-12-04 | 2017-06-13 | 中国石油天然气股份有限公司 | Compressor set shafting instrument detection probe lead oil leak sealing and connecting device |
| CN106848994B (en) * | 2015-12-04 | 2019-01-18 | 中国石油天然气股份有限公司 | Compressor set shafting instrument detection probe lead oil leak sealing and connecting device |
| CN110967454A (en) * | 2019-12-23 | 2020-04-07 | 中国航空工业集团公司沈阳飞机设计研究所 | Distributed oxygen concentration real-time measurement system and method |
| CN112636024A (en) * | 2020-11-30 | 2021-04-09 | 华能山东石岛湾核电有限公司 | Thermocouple wiring method for thrust bearing of steam turbine |
| CN112636024B (en) * | 2020-11-30 | 2022-06-14 | 华能山东石岛湾核电有限公司 | Thermocouple wiring method for thrust bearing of steam turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160511 Effective date of abandoning: 20190118 |
|
| AV01 | Patent right actively abandoned |