CN103925423B - SEALING FITTING drawn by a kind of wire for low temperature - Google Patents
SEALING FITTING drawn by a kind of wire for low temperature Download PDFInfo
- Publication number
- CN103925423B CN103925423B CN201410154206.XA CN201410154206A CN103925423B CN 103925423 B CN103925423 B CN 103925423B CN 201410154206 A CN201410154206 A CN 201410154206A CN 103925423 B CN103925423 B CN 103925423B
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- Prior art keywords
- hole
- joint
- wire
- draw
- seat
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
- F16L5/02—Sealing
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/34—Cable fittings for cryogenic cables
Abstract
The invention discloses a kind of wire for low temperature and draw SEALING FITTING, comprise: joint female seat, the front end of joint female seat can be tightly connected with low-temperature (low temperature) vessel, also comprise the joint male seat being resisted against joint female seat rear end, joint male seat seals docking mutually with joint female seat, the first through hole that front and back are through is provided with in joint female seat, the second through hole that front and back are through is provided with in joint male seat, first through hole and the second through hole are interconnected, the extraction wire of drawing from low-temperature (low temperature) vessel penetrates in the first through hole of joint female seat from the front end of joint female seat, the connection wire of drawing from external equipment penetrates in the second through hole of joint male seat from the rear end of joint male seat, linkage structure in the first through hole and the second through hole is sealedly connected on by drawing wire and being connected wire with being provided with in joint male seat in joint female seat.Advantage of the present invention is: good seal performance, effectively reduces electrical signal interference, failure rate is low.
Description
Technical field
The present invention relates to a kind of SEALING FITTING, particularly relate to a kind of wire for low temperature and draw SEALING FITTING.
Background technique
Usually be provided with in low-temperature (low temperature) vessel for detecting low-temperature (low temperature) vessel---as the liquid level in LNG container, pressure, the isoparametric detection device of temperature, could be connected with the connection wire of external equipment after the extraction wire of detection device has to pass through low-temperature (low temperature) vessel cylindrical shell, therefore need to seal the extraction wire through low-temperature (low temperature) vessel shell portion, to prevent the cryogenic liquide in low-temperature (low temperature) vessel from drawing the extension of wire to external leakage.The SEALING FITTING of drawing wire in traditional low-temperature (low temperature) vessel can not ensure to draw the sealing between wire and SEALING FITTING, and in use still have a small amount of cryogenic liquide from SEALING FITTING to outward leakage, sealing is poor; In addition, because SEALING FITTING one end is connected with the extraction wire be arranged in low-temperature (low temperature) vessel, in use easily in SEALING FITTING, condensed water is produced, thus interference electrical signal, the rate of fault of equipment is higher.
Summary of the invention
The technical problem of solution required for the present invention is: a kind of good airproof performance is provided and not easily powered signal disturbing thus greatly reduce the rate of fault of equipment the wire for low temperature draw SEALING FITTING.
For solving the problem, the technical solution used in the present invention is: SEALING FITTING drawn by described a kind of wire for low temperature, comprise: joint female seat, the front end of joint female seat can be tightly connected with low-temperature (low temperature) vessel, also comprise the joint male seat being resisted against joint female seat rear end, joint male seat seals docking mutually with joint female seat, the first through hole that front and back are through is provided with in joint female seat, the second through hole that front and back are through is provided with in joint male seat, first through hole and the second through hole are interconnected, the extraction wire of drawing from low-temperature (low temperature) vessel penetrates in the first through hole of joint female seat from the front end of joint female seat, the connection wire of drawing from external equipment penetrates in the second through hole of joint male seat from the rear end of joint male seat, linkage structure in the first through hole and the second through hole is sealedly connected on by drawing wire and being connected wire with being provided with in joint male seat in joint female seat.
Further, SEALING FITTING drawn by aforesaid a kind of wire for low temperature, wherein, described linkage structure is: the first through hole in joint female seat is from front to back and the first order through hole that sets gradually from small to large of aperture and second level through hole, the insulation base be made up of low temperature material is arranged in the through hole of the second level, third through-hole through before and after being provided with in insulation base, the forward end seal of joint male seat is pressed on insulation base rear end, makes insulation base forward end seal be resisted against on the leading inside face of second level through hole, conductive pin is sintered that body is unsettled to be sintered to fix in the second through hole of joint male seat, the front and back of conductive pin are run through sintering body and are stretched out the rear and front end of sintering body respectively, sintering body makes conductive pin and plug male seat electrically insulated from one another, the front end of conductive pin is connected with anterior plug-in and is conducted with anterior plug-in, the forward end seal of anterior plug-in is arranged in the third through-hole of insulation base, anterior plug-in to be connected conducting with extraction wire, the rear end of conductive pin is connected with rear plug-in unit and is conducted with rear plug-in unit, the rear end of rear plug-in unit to be connected conducting with being connected wire, anterior plug-in and rear plug-in unit are sealed partition by sintering body mutually.
Further, SEALING FITTING drawn by aforesaid a kind of wire for low temperature, wherein, the first protruding forward conical socket is provided with in the front end of second level through hole, be provided with the cone boss sealed that to match with the first conical socket in insulation base front end, under the compressing of joint male seat, the cone boss sealing of insulation base front end is pressed in the first conical socket.
Further, SEALING FITTING drawn by aforesaid a kind of wire for low temperature, wherein, third through-hole in insulation base be from front to back and aperture from little third level Tong Tai hole to setting gradually greatly, fourth stage through hole and level V through hole, anterior plug-in is provided with the second boss of outwardly convex, the front-end face sealing of anterior plug-in is resisted against on the leading inside face of fourth stage through hole, and the sealing of the front-end face of the second boss is resisted against on the leading inside face of level V through hole.
Further, SEALING FITTING drawn by aforesaid a kind of wire for low temperature, wherein, is provided with in order to connect first draw-in groove of drawing wire in anterior plug-in front end, be provided with the second draw-in groove be connected that to fasten with conductive pin front end in anterior plug-in rear end, the first draw-in groove and the second draw-in groove completely cut off mutually; Be provided with the 3rd draw-in groove be connected that to fasten with conductive pin rear end in rear plug-in unit front end, rear insert rear end is provided with the 4th draw-in groove in order to connect wire, and the 3rd draw-in groove and the 4th draw-in groove completely cut off mutually.
Further, SEALING FITTING drawn by aforesaid a kind of wire for low temperature, wherein, is provided with in order to connect first draw-in groove of drawing wire in anterior plug-in front end, be provided with the second draw-in groove be connected that to fasten with conductive pin front end in anterior plug-in rear end, the first draw-in groove and the second draw-in groove completely cut off mutually; Be provided with the 3rd draw-in groove be connected that to fasten with conductive pin rear end in rear plug-in unit front end, rear insert rear end is provided with the 4th draw-in groove in order to connect wire, and the 3rd draw-in groove and the 4th draw-in groove completely cut off mutually.
Further, SEALING FITTING drawn by aforesaid a kind of wire for low temperature, wherein, rear plug-in unit is provided with the 3rd boss of outwardly convex, is filled with insulating packing in the gap between rear plug-in unit and the second through hole of joint male seat.
Further, SEALING FITTING drawn by aforesaid a kind of wire for low temperature, wherein, the spherical boss of outwardly convex is provided with in joint male seat front end, be provided with the second conical socket be inwardly recessed in joint female seat rear end, joint male seat docks rear spherical boss sealing pressing tightly in the second conical socket with joint female seat.
Further, SEALING FITTING drawn by aforesaid a kind of wire for low temperature, wherein, joint male seat is provided with the first boss of outwardly convex, the rear inside face being sleeved on the locking nut in joint male seat is resisted against on the first boss, the front end of locking nut screws mutually with joint female seat, thus joint male seat front-end face and joint female seat ear end face is sealed and compress.
The invention has the beneficial effects as follows: one, joint female seat makes spherical boss be pressed in the second conical socket after docking with joint male seat, insulation base sealing is pressed in the through hole of the second level simultaneously, and anterior plug-in forward end seal is pressed in insulation base, in addition, the sintering body arranged between conductive pin and joint male seat also has seal action, can effectively prevent cryogenic liquide in low-temperature (low temperature) vessel to outward leakage by above-mentioned multi-sealed arranging, good airproof performance; Two, be provided with in SEALING FITTING insulation base, with the sintering body of conductive pin electrically insulated from one another and insulating packing, can ensure electrically insulated from one another between extraction wire and connection connecting position of wires and joint female seat, joint male seat, use more safe and reliable; Three, insulating packing is filled with in the gap between rear plug-in unit and the second through hole of joint male seat; not only can play insulation protection effect; can also be used to fixing rear plug-in unit simultaneously; prevent rear plug-in unit from coming off from conductive pin rear end; the more important thing is; rear plug-in unit and air exclusion can also be made, prevent from rear plug-in unit disturbs electrical signal because of attachment condensed water, greatly reduce the rate of fault of equipment.
Accompanying drawing explanation
Fig. 1 is the structural representation that SEALING FITTING drawn by a kind of wire for low temperature of the present invention.
Fig. 2 is the structural representation enlarged view of Fig. 1 middle joint female seat.
Fig. 3 is the structural representation enlarged view of Fig. 1 middle joint male seat.
Fig. 4 is the structural representation enlarged view of insulation base in Fig. 1.
Fig. 5 is the structural representation enlarged view of upper plug-in unit in Fig. 1.
Fig. 6 is the structural representation enlarged view of lower plug-in unit in Fig. 1.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, technical solutions according to the invention are described in further detail.
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Fig. 6, SEALING FITTING drawn by a kind of wire for low temperature of the present invention, comprise: joint female seat 1, the front end of joint female seat 1 can be tightly connected with the container allocation head on low-temperature (low temperature) vessel, also comprise the joint male seat 3 being resisted against joint female seat 1 rear end, joint male seat 3 mutually seals with joint female seat 1 and docks, in the present embodiment, joint male seat 3 is provided with the first boss 31 of outwardly convex, the rear inside face being sleeved on the locking nut 2 in joint male seat 3 is resisted against on the first boss 31, the front end of locking nut 2 screws mutually with joint female seat 1, thus the ear end face of the front-end face of joint male seat 3 and joint female seat 1 is sealed compress, easily locking nut 2 is screwed in joint female seat 1 to make operator, usually in joint female seat 1, be provided with the boss 11 of outwardly convex, boss 11 is configured to hexagonal prism shape usually, and the outer side surface of locking nut 2 is also configured to hexagonal prism shape usually.The first through hole that front and back are through is provided with in joint female seat 1, the second through hole that front and back are through is provided with in joint male seat 3, first through hole and the second through hole are interconnected, the extraction wire of drawing from low-temperature (low temperature) vessel penetrates in the first through hole of joint female seat 1 through after container allocation head from the front end of joint female seat 1, the connection wire of drawing from external equipment penetrates in the second through hole of joint male seat 3 from the rear end of joint male seat 3, linkage structure in the first through hole and the second through hole is sealedly connected on by drawing wire and being connected wire with being provided with in joint male seat 3 in joint female seat 1.Linkage structure described in the present embodiment is: the first through hole in joint female seat 1 from front to back and aperture is disposed with first order through hole 12 and second level through hole 13 from small to large, the insulation base 4 be made up of low temperature material is arranged in second level through hole 13, and in the present embodiment, insulation base 4 is made up of PTFE.Third through-hole through before and after being provided with in insulation base 4, the forward end seal of joint male seat 3 is pressed on insulation base 4 rear end, makes the forward end seal of insulation base 4 be resisted against on the leading inside face of second level through hole 13; It is unsettled and be sintered to fix in the second through hole of joint male seat 3 that conductive pin 6 is sintered body 7, and the front and back of conductive pin 6 are run through sintering body 7 and stretched out the rear and front end of sintering body respectively, and sintering body 7 makes conductive pin 6 and plug male seat 3 electrically insulated from one another; In actual production, the raw material preferred glass of sintering body 7 or pottery.The front end of conductive pin 6 is connected with anterior plug-in 5 and is conducted with anterior plug-in 5, the forward end seal of anterior plug-in 5 is arranged in the third through-hole of insulation base 4, anterior plug-in 5 to be connected conducting with extraction wire, the rear end of conductive pin 6 is connected with rear plug-in unit 8 and is conducted with rear plug-in unit 8, the rear end of rear plug-in unit 8 to be connected conducting with being connected wire, and anterior plug-in 5 and rear plug-in unit 8 are sealed partition by sintering body 7 mutually.
In the present embodiment, as shown in Figure 1, Figure 2 and Figure 4, the first protruding forward conical socket 14 is provided with in the front end of second level through hole 13, be provided with the cone boss 44 sealed that to match with the first conical socket 14 in the front end of insulation base 4, under the compressing of joint male seat 3, the cone boss sealing of insulation base 4 front end is pressed in the first conical socket 14.
In the present embodiment, as shown in Figure 1, Figure 4 and Figure 5, third through-hole in insulation base 4 be from front to back and aperture from little third level through hole 41, fourth stage through hole 42 and level V through hole 43 to setting gradually greatly, anterior plug-in 5 is provided with the second boss 51 of outwardly convex, the front-end face sealing of anterior plug-in 5 is resisted against on the leading inside face of fourth stage through hole 42, and the front-end face of the second boss 51 is resisted against on the leading inside face of level V through hole 43.
In the present embodiment, as shown in Figure 1 and Figure 5, be provided with in the front end of anterior plug-in 5 and draw the first draw-in groove 53 of wire in order to connect, the second draw-in groove 52, first draw-in groove 53 that being provided with in the rear end of anterior plug-in 5 fastens with the front end of conductive pin 6 is connected and the second draw-in groove 52 completely cut off mutually; Be provided with the 3rd draw-in groove 82 be connected that to fasten with conductive pin 6 rear end in the front end of rear plug-in unit 8, the 4th draw-in groove the 83, three draw-in groove 82 and the 4th draw-in groove 83 be provided with in the rear end of rear plug-in unit 8 in order to connect wire completely cuts off mutually.
In the present embodiment, as shown in Figure 6, rear plug-in unit 8 is provided with the 3rd boss 81 of outwardly convex, in the gap between rear plug-in unit 8 and the second through hole of joint male seat 3, is filled with insulating packing (not shown).
In actual production, multiple multi-form sealed faying face can be adopted at the sealed faying face of the ear end face of joint female seat 1 and the front-end face of joint male seat 3, as: stepped shaft sealed faying face etc., as long as can ensure that joint female seat 1 is docked rear junction plane with joint male seat 3 and sealed.As shown in Figure 1, Figure 2 and Figure 3, be provided with the spherical boss 32 of outwardly convex in joint male seat 3 front end in the present embodiment, the second conical socket 15 be inwardly recessed is provided with in the rear end of joint female seat 1, after joint male seat 3 is docked with joint female seat 1, spherical boss 32 sealing is pressed in the second conical socket 15.
Working principle of the present invention is: screwed by locking nut 2 and joint female seat 1 thus sealed by spherical boss 32 and be pressed in the second conical socket 15, and insulation base 4 sealing is also pressed in second level through hole 13 by spherical boss 32, simultaneously, the front-end face sealing of anterior plug-in 5 is pressed on the leading inside face of fourth stage through hole 42, the leading inside face that the sealing of the front-end face of the second boss 51 is pressed on level V through hole 43 realizes multi-sealed.The extraction wire of drawing from low-temperature (low temperature) vessel passes first order through hole 12, third level through hole 41 is connected conducting with anterior plug-in 5, the connection wire of drawing from external equipment penetrates and the conducting that is connected with rear plug-in unit 8 from the second through hole of joint male seat 3, anterior plug-in 5 and rear plug-in unit 8 are conducted by conductive pin 6, thus realize drawing wire and the connection being connected wire.
Advantage of the present invention: one, joint female seat 1 and joint male seat 3 make spherical boss 32 be pressed in the second conical socket 15 under the effect of locking nut 2, insulation base 4 sealing is pressed in second level through hole 13 simultaneously, and anterior plug-in 5 forward end seal is pressed in insulation base 4, in addition, the sintering body 7 arranged between conductive pin 6 and joint male seat 3 also has seal action, can effectively prevent cryogenic liquide in low-temperature (low temperature) vessel to outward leakage by above-mentioned multi-sealed arranging, good airproof performance; Two, be provided with in SEALING FITTING insulation base 4, with the sintering body 7 of conductive pin 6 electrically insulated from one another and insulating packing, can ensure electrically insulated from one another between extraction wire and connection connecting position of wires and joint female seat 1, joint male seat 3, use more safe and reliable; Three, insulating packing is filled with in the gap between rear plug-in unit 8 and the second through hole of joint male seat 3; not only can play insulation protection effect; can also be used to fixing rear plug-in unit 8 further simultaneously; prevent rear plug-in unit 8 from coming off from conductive pin 6 rear end; the more important thing is; rear plug-in unit 8 and air exclusion can also be made, prevent from rear plug-in unit 8 disturbs electrical signal because of attachment condensed water, greatly reduce the rate of fault of equipment.
Claims (8)
1. SEALING FITTING drawn by the wire for low temperature, comprise: joint female seat, the front end of joint female seat can be tightly connected with low-temperature (low temperature) vessel, it is characterized in that: also comprise the joint male seat being resisted against joint female seat rear end, joint male seat seals docking mutually with joint female seat, the first through hole that front and back are through is provided with in joint female seat, the second through hole that front and back are through is provided with in joint male seat, first through hole and the second through hole are interconnected, the extraction wire of drawing from low-temperature (low temperature) vessel penetrates in the first through hole of joint female seat from the front end of joint female seat, the connection wire of drawing from external equipment penetrates in the second through hole of joint male seat from the rear end of joint male seat, linkage structure in the first through hole and the second through hole is sealedly connected on by drawing wire and being connected wire with being provided with in joint male seat in joint female seat, described linkage structure is: the first through hole in joint female seat is from front to back and the first order through hole that sets gradually from small to large of aperture and second level through hole, the insulation base be made up of low temperature material is arranged in the through hole of the second level, third through-hole through before and after being provided with in insulation base, the forward end seal of joint male seat is pressed on insulation base rear end, makes insulation base forward end seal be resisted against on the leading inside face of second level through hole, conductive pin is sintered that body is unsettled to be sintered to fix in the second through hole of joint male seat, the front and back of conductive pin are run through sintering body and are stretched out the rear and front end of sintering body respectively, sintering body makes conductive pin and plug male seat electrically insulated from one another, the front end of conductive pin is connected with anterior plug-in and is conducted with anterior plug-in, the forward end seal of anterior plug-in is arranged in the third through-hole of insulation base, anterior plug-in to be connected conducting with extraction wire, the rear end of conductive pin is connected with rear plug-in unit and is conducted with rear plug-in unit, the rear end of rear plug-in unit to be connected conducting with being connected wire, anterior plug-in and rear plug-in unit are sealed partition by sintering body mutually.
2. draw SEALING FITTING according to a kind of wire for low temperature according to claim 1, it is characterized in that: be provided with the first protruding forward conical socket in the front end of second level through hole, be provided with the cone boss sealed that to match with the first conical socket in insulation base front end, under the compressing of joint male seat, the cone boss sealing of insulation base front end is pressed in the first conical socket.
3. draw SEALING FITTING according to a kind of wire for low temperature described in claim 1 or 2, it is characterized in that: the third through-hole in insulation base be from front to back and aperture from little third level through hole, fourth stage through hole and level V through hole to setting gradually greatly, anterior plug-in is provided with the second boss of outwardly convex, the front-end face sealing of anterior plug-in is resisted against on the leading inside face of fourth stage through hole, and the sealing of the front-end face of the second boss is resisted against on the leading inside face of level V through hole.
4. draw SEALING FITTING according to a kind of wire for low temperature described in claim 1 or 2, it is characterized in that: be provided with in order to connect first draw-in groove of drawing wire in anterior plug-in front end, be provided with the second draw-in groove be connected that to fasten with conductive pin front end in anterior plug-in rear end, the first draw-in groove and the second draw-in groove completely cut off mutually; Be provided with the 3rd draw-in groove be connected that to fasten with conductive pin rear end in rear plug-in unit front end, rear insert rear end is provided with the 4th draw-in groove in order to connect wire, and the 3rd draw-in groove and the 4th draw-in groove completely cut off mutually.
5. draw SEALING FITTING according to a kind of wire for low temperature according to claim 3, it is characterized in that: be provided with in order to connect first draw-in groove of drawing wire in anterior plug-in front end, be provided with the second draw-in groove be connected that to fasten with conductive pin front end in anterior plug-in rear end, the first draw-in groove and the second draw-in groove completely cut off mutually; Be provided with the 3rd draw-in groove be connected that to fasten with conductive pin rear end in rear plug-in unit front end, rear insert rear end is provided with the 4th draw-in groove in order to connect wire, and the 3rd draw-in groove and the 4th draw-in groove completely cut off mutually.
6. draw SEALING FITTING according to a kind of wire for low temperature according to claim 4, it is characterized in that: the 3rd boss being provided with outwardly convex on rear plug-in unit, is filled with insulating packing in the gap between rear plug-in unit and the second through hole of joint male seat.
7. draw SEALING FITTING according to a kind of wire for low temperature described in claim 1 or 2, it is characterized in that: the spherical boss being provided with outwardly convex in joint male seat front end, be provided with the second conical socket be inwardly recessed in joint female seat rear end, joint male seat docks rear spherical boss sealing pressing tightly in the second conical socket with joint female seat.
8. draw SEALING FITTING according to a kind of wire for low temperature described in claim 1 or 2, it is characterized in that: the first boss being provided with outwardly convex in joint male seat, the rear inside face being sleeved on the locking nut in joint male seat is resisted against on the first boss, the front end of locking nut screws mutually with joint female seat, thus joint male seat front-end face and joint female seat ear end face is sealed and compress.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410154206.XA CN103925423B (en) | 2014-04-17 | 2014-04-17 | SEALING FITTING drawn by a kind of wire for low temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410154206.XA CN103925423B (en) | 2014-04-17 | 2014-04-17 | SEALING FITTING drawn by a kind of wire for low temperature |
Publications (2)
| Publication Number | Publication Date |
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| CN103925423A CN103925423A (en) | 2014-07-16 |
| CN103925423B true CN103925423B (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410154206.XA Active CN103925423B (en) | 2014-04-17 | 2014-04-17 | SEALING FITTING drawn by a kind of wire for low temperature |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106101758A (en) * | 2016-07-21 | 2016-11-09 | 孙景芝 | Wireless communication system based on signal processing |
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| CN201521717U (en) * | 2009-07-28 | 2010-07-07 | 中冶南方工程技术有限公司 | Cable lead-in wire seal device under vacuum positive pressure and negative pressure |
| CN103216680A (en) * | 2013-04-24 | 2013-07-24 | 苏州赛智达智能科技有限公司 | Seal joint of lead wire in liquefied natural gas (LNG) container |
| CN103629444A (en) * | 2013-11-29 | 2014-03-12 | 东方电气集团东方汽轮机有限公司 | Threading sealing device of hydraulic chamber |
| CN103682794A (en) * | 2013-11-18 | 2014-03-26 | 苏州赛智达智能科技有限公司 | Connecting joint device of LNG (Liquefied Natural Gas) liquid level sensor output cable and transmitter |
| CN203797166U (en) * | 2014-04-17 | 2014-08-27 | 苏州赛智达智能科技有限公司 | Sealing joint for leading out conducting wire at low temperature |
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2014
- 2014-04-17 CN CN201410154206.XA patent/CN103925423B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201521717U (en) * | 2009-07-28 | 2010-07-07 | 中冶南方工程技术有限公司 | Cable lead-in wire seal device under vacuum positive pressure and negative pressure |
| CN103216680A (en) * | 2013-04-24 | 2013-07-24 | 苏州赛智达智能科技有限公司 | Seal joint of lead wire in liquefied natural gas (LNG) container |
| CN103682794A (en) * | 2013-11-18 | 2014-03-26 | 苏州赛智达智能科技有限公司 | Connecting joint device of LNG (Liquefied Natural Gas) liquid level sensor output cable and transmitter |
| CN103629444A (en) * | 2013-11-29 | 2014-03-12 | 东方电气集团东方汽轮机有限公司 | Threading sealing device of hydraulic chamber |
| CN203797166U (en) * | 2014-04-17 | 2014-08-27 | 苏州赛智达智能科技有限公司 | Sealing joint for leading out conducting wire at low temperature |
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| CN103925423A (en) | 2014-07-16 |
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