CN207131980U - A kind of Novel sealing ring - Google Patents
A kind of Novel sealing ring Download PDFInfo
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- CN207131980U CN207131980U CN201621136614.3U CN201621136614U CN207131980U CN 207131980 U CN207131980 U CN 207131980U CN 201621136614 U CN201621136614 U CN 201621136614U CN 207131980 U CN207131980 U CN 207131980U
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- sealing ring
- seal
- sealing
- hex nut
- pressure cap
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Abstract
The utility model discloses a kind of Novel sealing ring, discloses a kind of external sealing means of annealing furnace protecting tube.Its device is mainly made up of seal nipple, "T"-shaped sealing ring, hex nut pressure cap and wall-through conduit.In wall-through conduit insertion annealing furnace wall and it is welded and fixed, one end stretching stove is outer and the taper undergauge end of seal nipple is welded, being passed through successively from hex nut pressure cap centre bore, " T " sealing ring centre bore, seal nipple hole and wall-through guide hole by sealed pipe fittings, introduce in stove in place, then screw the sealing of hex nut pressure cap again.The good seal performance of the utility model sealing ring, completely solve using the easy wound present in O-ring it is disconnected, easily leakage, maintenance load is big the problem of.The utility model sealing device is safe and reliable, long-lived, suitable for rigid and non-rigid sealing.
Description
Technical field
The utility model belongs to static seal field, available for the sealing of rigid and non-rigid object, the sheet in practice
Utility model is more suitable for the external sealing of thermocouple and even flexible cord.
Background technology
Thermocouple is the temperature element commonly used in temperature measuring instrument, its direct measurement temperature, and temperature signal is changed
Into thermo-electromotive force signal, the temperature of measured medium is converted into by electric meter.The profile of various thermocouples is often because needing difference
And it is different, but their basic structure is roughly the same, generally by thermode, insulating protective sleeve（Cylinder）With connect
The major parts such as line box form, and are generally supported the use with display instrument, recording apparatus and electronic controller.In measurement furnace temperature or material
Thermocouple must be penetrated when warm in annealing furnace, then need to set thermocouple fairlead on furnace body wall, it is each on furnace wall to ensure
The sealing of branch thermocouple is it is necessary to installing thermocouple external sealing device additional.Especially will accurately measurement stove in each feed ring temperature when,
Thermocouple quantity used is with regard to more, so typically multiple thermocouples are all installed concentratedly in a ring flange（Concentrate even disk）On
And body of heater is drawn, prior art generally seals thermocouple using the method for O-ring seal, and branched thermocouple will pass through ring flange and consolidate
Dingan County is at the lower section of annealing furnace doorway side.At deficiency of the prior art：(1) every thermocouple of material temperature, is surveyed
Replacing, maintenance will dismantle ring flange, and must make every thermocouple in order every time, and it is big to change installation and maintenance workload；In addition
, it is necessary to thermocouple be carried out multiple extraction and insertion when frequently changing thermocouple O-ring seal, thermoelectricity is thus easily caused
The bending deformation of even metal protecting tube even makes thermocouple that " stealth " tear of not easy-to-search occur, and causes thermometric accuracy low or damages
The problems such as bad thermocouple.（2）, each branch used in large-scale annealing furnace survey material temperature thermocouple and be up to several meters notably ten meters, penetrate list
During individual or multiple O-ring seals, because O-ring is relatively fine thin, easily it is scratched or cuts off when penetrating thermocouple over long distances, separately
All there occurs fracture, cracking, that almost damages can not reuse the outer used O-ring of majority.（3）, because existing O-shaped
Ring structure is tiny, and sealing area is small, poor with sealing during single O-ring, and for this, we improve and have used two O-shaped sealings
Circle, although reducing the replacing degree of O-ring seal, the sealing property at its position or not ideal enough, therefore usually shadow
The slip to vacuum annealing furnace is rung, the production work efficiency for reducing stove notably causes product quality accident.The thermoelectricity of prior art
Even external sealing device, it is difficult to meet the efficient production of those electronic aluminum foil under vacuum stoves especially tight to temperature control requirement
Demand, urgent need develop the new external Sealing Technology of safer, reliable, long-lived thermocouple, are more badly in need of in production practices firm
Static seal new technology under property and non-rigid operating mode.
The content of the invention
In view of the shortcomings of the prior art, the utility model provides a kind of good seal performance, securely and reliably using the longevity
Order long novel seal technology.
To achieve these goals, the utility model is realized by following technical solution：A kind of Novel sealing ring is main
It is made up of wall-through conduit, seal nipple, hex nut pressure cap, "T"-shaped sealing ring.Described wall-through conduit is straight-run of pipe body,
Most of insertion water cooled furnace wall hole positioning welding of wall-through conduit is fixed, the cone of the one end and seal nipple of wall-through conduit outside stove
Contracting end welded seal.External thread section is designed with outside sealing joint body, the internal thread that its reach is more than hex nut pressure cap is grown
Degree, hex nut pressure cap coordinate spinning to lock and coupled with seal nipple thread segment.Design is machined with described seal nipple
The hole level segment of two-stage cylindrical stepped holes, wherein major diameter is closed chamber, and the length of closed chamber is greater than sealing ring conical section
Highly；Small diameter bore level segment is used for by by sealed pipe fittings.Described "T"-shaped sealing ring configuration design has conical section and cylindrical portion
And center hole structure is processed into, material is flexible rubber product, is easier to be fitted into closed chamber, in the cone segments of sealing ring
Waist diameter of section size is equal to the cylindrical seal room bore dia size of seal nipple.By sealed pipe fittings from hex nut pressure cap
In centre bore, "T"-shaped sealing ring centre bore and seal nipple hole and wall-through guide hole through after introducing in stove, two are just formd
Bar sealing passage, one be sealing ring centre bore position cylindrical seal passage, the cylindrical center bore of its sealing ring with
It is interference fit by the diameter matches of sealed pipe fittings, for the assembling that sealing ring is tight；Another is along the close of sealing ring outline body
Passage is sealed, its sealing road shape complexity area is big, and following way is employed for this sealing passage：When sealing ring conical section exists
It is pressed under the spinning of hex nut pressure cap in the cylindrical room for being sealed to fittings body, forms primary sealing area（Cone seal）,
This is the core position of the sealing means；The planar ends of the shell portion of described sealing ring are under the spinning of hex nut pressure cap
It is compacted and is sealed in pressure cap, forms secondary sealing area（Flat seal）.With the locking of hex nut pressure cap, impose close
During seal extruding force sealing ring just generate elastic deformation fill sealed up two sealing passages realized in principle newly
The Sealing Technology of type.According to the feature of cone technique serves designed by "T"-shaped sealing ring, this sealing device sealing force size can basis
Hex nut pressure cap screws degree decision, and can realize its any regulation.
According to embodiment of the present utility model, a kind of innovative design of Novel sealing ring, taper position is especially highlighted
With cylindricality secondary sealing area feature, sealing area is increased, greatly improves sealing property.
Compared with existing O-shaped Sealing Technology, the beneficial effect of the utility model technology is：The utility model Sealing Technology,
Simple and practical, scientific structure is compact.That is good seal performance, bearing capacity is big, easy to loading and unloading, greatly improves making for sealing ring
With the life-span, to accomplish to be changed without within 2 years a sealing ring, sealing ring can repeatedly use, by implementing the Sealing Technology,
The workload of maintenance and repair installation is alleviated at work, improves the production work efficiency of equipment.
Brief description of the drawings
Accompanying drawing 1 is the gasket set complete section structural representation of the utility model technology.
Accompanying drawing 2 is the complete section structural representation of the "T"-shaped sealing ring of the utility model technology
The object of label is in above-mentioned accompanying drawing：1- internal protecting walls；2- cooling waters；3- outer furnace walls；4- hex nut pressures
Cap；5- thermocouples（By seal）；The "T"-shaped sealing rings of 6-；7- seal nipples；8- sealing ring taper surfaces；9- sealing ring cylindricalitys
Face；10- sealing ring centre bores.
Embodiment
For make the utility model realize technological means, character of innovation, reached purpose and effect be easy to understand, now according to
The utility model is described in further detail according to drawings and embodiments.
The utility model character of innovation and design feature：Fig. 1 is an embodiment of the present utility model, outside thermocouple
Connect the structural representation of sealing device.A kind of novel seal coil apparatus as shown in Fig. 1, it includes：1- internal protecting walls；2- is cold
But water；3- outer furnace walls；4- hex nut pressure caps；5- thermocouples；The "T"-shaped sealing rings of 6-；7- seal nipples.Described 7 be close
Sealing joint, external thread section is designed with outside sealing joint body, its reach be more than hex nut pressure cap internal thread length, six
Angle nut pressure cap coordinates spinning locking to couple with seal nipple thread segment.Design is machined with two-stage circle in described seal nipple 7
The hole level segment of cylindricality shoulder hole, wherein major diameter is closed chamber, and the length of closed chamber is greater than the height of "T"-shaped sealing ring conical section
Degree.Small diameter bore level segment is used for by by sealed pipe fittings thermocouple 5, thermocouple 5 sequentially pass through hex nut pressure cap centre bore,
Just penetrated after in "T"-shaped sealing ring centre bore and seal nipple hole and wall-through guide hole in stove.Described 4 be hex nut pressure
Cap, it is the hex nut shape with axial center hole, and the degree screwed by hex nut pressure cap 4 determines sealing force size, close
Envelope power can be adjusted arbitrarily.Fig. 2 is the full diagrammatic cross-section of "T"-shaped sealing ring 6, described sealing ring 6 be it is "T"-shaped, it is "T"-shaped close
Seal configuration design has conical section and cylindrical portion and machined cylindrical center pore structure, the cylindrical center of "T"-shaped sealing ring 6
Hole realizes the tight pre-assembled of sealing ring with being interference fit by the diameter matches of sealed pipe fittings；The "T"-shaped material of sealing ring 6
For flexible rubber product, the middle waist diameter of section size of the cone segments of "T"-shaped sealing ring is equal to the cylindrical seal of seal nipple
The size of room bore dia.
With reference to the assembling process and Fig. 1 design features of thermocouple, the technical approach that the utility model is realized is described in detail：Heat
Galvanic couple 5（By seal）Installation process be：According to Fig. 1 structural orders, 5 thermocouples in Fig. 1 are first passed through 4 hex nut pressures
The axial centre aperture of cap, then the 10 "T"-shaped sealing ring centre bores 5 thermocouples through Fig. 2 signals, because of "T"-shaped sealing ring 6
For flexible rubber material, the diameter of its 10 sealing ring cylindrical center bore and the cylindrical outer diameter of 5 thermocouples are interference fit, just
5 thermocouples can closely be penetrated in 10 sealing ring centre bores, finally after mesopore of 5 thermocouples through 7 seal nipples, just
After 5 thermocouple probe heads are penetrated into stove operating position and positioned, 4 hex nut pressure cap spinning can just be locked.Fig. 2
The height dimension of the conical section for the 6 "T"-shaped sealing rings illustrated is less than the depth of the cylinder closed chamber in 7 seal nipples
Size, to ensure that 6 sealing ring conical sections can be all loaded into the closed chamber of 7 seal nipples.According to the above method heat
Galvanic couple 5 is installed in place, then 4 hex nut pressure caps are screwed, and tightening 4 hex nut pressure caps will apply to 6 sealing rings to lock
Extruding force, make 6 "T"-shaped sealing rings that elastic deformation occur in the presence of this coupling mechanism force and generate sealing force, because of "T"-shaped sealing
The middle oval diameter of section size for enclosing 6 conical sections is equal to the diameter of section size of cylindrical seal room, in hex nut pressure cap 4
The extruding lower seal taper surface 8 of coupling mechanism force is closely squeezed into cylindrical seal room, forms primary sealing area, this is
The sealing surface of core.Furthermore each face of the cylindrical portion of "T"-shaped sealing ring 6 quilt under the extruding of hex nut pressure cap coupling mechanism force
Crimp so that "T"-shaped sealing ring 6 is sealed on the contact surface of hex nut pressure cap and seal nipple, and it is close to form second
Front cover, the degree that screws of hex nut pressure cap 4 determine sealing force size, because "T"-shaped sealing ring 6 is designed with the spy of taper surface
Sign, sealing force are achieved that any adjustment, and nut pressure cap is twisted must be tighter, and sealing force is also bigger, and sealing effectiveness is better.Therefore it is new
The sealing area of sealing ring is greater than more than the sealing area several times of existing O-ring, favorable sealing property, reliable, sealing ring longevity
Life length, "T"-shaped sealing ring can be repeated several times utilization.
In the plane of the "T"-shaped cylinder of sealing ring 6（On large end face）Place can install nylon spacer additional to strengthen and protect sealing
Circle and raising sealing property, but be not limited thereto.
General principle, principal character and advantage of the present utility model has been shown and described above.The technical staff of the industry
It should be appreciated that the utility model is not limited by above-mentioned legend, simply illustrate this practicality described in examples detailed above and specification
New principle, under the premise of the spirit and scope of the utility model is not departed from, the utility model also has various changes and modifications,
These changes and improvements are both fallen within claimed the scope of the utility model.
Claims (6)
1. a kind of Novel sealing ring, its seal feature are：Mainly by seal nipple, "T"-shaped sealing ring, hex nut pressure cap and wear
Wall conduit is formed, and in wall-through tube at one end insertion annealing furnace pit aperture and positioning welding is fixed, and its overhanging other end is welded to
The tapered end of seal nipple, hex nut pressure cap are tightened on the external screw thread of seal nipple and are pressed on above "T"-shaped sealing ring,
By seal outside stove by hex nut pressure cap centre bore, "T"-shaped sealing ring centre bore, seal nipple hole and wall-through catheter center
Pass through and introduced in stove in hole.
2. a kind of Novel sealing ring according to claim 1, it is characterized in that：External thread section is designed with outside sealing joint body
And conical section, external thread section length are more than the internal thread length of union cap (UC), the internal thread length of union cap (UC) is more than "T"-shaped close
The height of seal.
3. a kind of Novel sealing ring according to claim 1, it is characterized in that：Two-stage cylinder is devised in seal nipple
Shoulder hole, wherein large diameter hole level segment are closed chamber, and the length of closed chamber is greater than the height of "T"-shaped sealing ring conical section；It is small
Diametric hole level segment is used for by by seal.
4. a kind of Novel sealing ring according to claim 1, it is characterized in that："T"-shaped sealing ring ectosome is designed with taper
Section and cylindrical portion simultaneously machined center hole structure, the cylindrical center bore of its "T"-shaped sealing ring and the diameter by seal profile
Match as interference fit.
5. a kind of Novel sealing ring according to claim 1, it is characterized in that：The middle waist of the conical section of "T"-shaped sealing ring is cut
Face diameter dimension is equal to the size of the cylindrical seal room bore dia of seal nipple.
6. a kind of Novel sealing ring according to claim 1, it is characterized in that：Sealing ring material is flexible rubber product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621136614.3U CN207131980U (en) | 2016-10-19 | 2016-10-19 | A kind of Novel sealing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621136614.3U CN207131980U (en) | 2016-10-19 | 2016-10-19 | A kind of Novel sealing ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207131980U true CN207131980U (en) | 2018-03-23 |
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ID=61629884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621136614.3U Active CN207131980U (en) | 2016-10-19 | 2016-10-19 | A kind of Novel sealing ring |
Country Status (1)
| Country | Link |
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| CN (1) | CN207131980U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110241293A (en) * | 2019-06-21 | 2019-09-17 | 江阴森豪金属科技有限公司 | A kind of high-magnetic induction, low-iron loss annealing process of silicon steel bell furnace |
-
2016
- 2016-10-19 CN CN201621136614.3U patent/CN207131980U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110241293A (en) * | 2019-06-21 | 2019-09-17 | 江阴森豪金属科技有限公司 | A kind of high-magnetic induction, low-iron loss annealing process of silicon steel bell furnace |
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