CN209622275U - A kind of joint structure of heat traced hoses - Google Patents
A kind of joint structure of heat traced hoses Download PDFInfo
- Publication number
- CN209622275U CN209622275U CN201822236439.0U CN201822236439U CN209622275U CN 209622275 U CN209622275 U CN 209622275U CN 201822236439 U CN201822236439 U CN 201822236439U CN 209622275 U CN209622275 U CN 209622275U
- Authority
- CN
- China
- Prior art keywords
- joint
- heating wire
- delivery pipe
- major
- heat traced
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010438 heat treatment Methods 0.000 claims abstract description 28
- 239000000463 material Substances 0.000 claims abstract description 28
- 206010037660 Pyrexia Diseases 0.000 claims abstract description 10
- 230000008878 coupling Effects 0.000 claims abstract description 10
- 238000010168 coupling process Methods 0.000 claims abstract description 10
- 238000005859 coupling reaction Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 10
- 230000008602 contraction Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000009413 insulation Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Pipe Accessories (AREA)
Abstract
The utility model discloses a kind of joint structures of heat traced hoses, including major joint and clamping head, the side of major joint is connected with fever Threaded Connector Coupling, major joint is axially provided with material delivery pipe, material delivery pipe and major joint and the clamping head being threadedly coupled with major joint, institute's connector is formed with heating wire transit chamber between inside, heating wire transit chamber and heating wire fittings, when the joint structure and heat traced hoses assemble, internal layer conveying pipeline is socketed on material delivery pipe, the outer protection tube gos deep into being fixedly clamped inside major joint and by clamping head, heating wire protrudes into heating wire transit chamber from fever Threaded Connector Coupling, structure is simple, it is easy to assembly, joint structure good seal performance, heating wire does not overlap in joint structure with material and the external world, the insulation of joint structure, heat-insulating property is good.
Description
Technical field
The utility model is the technical field of hoses of trandfer fluid material, in particular to the connector knot of a kind of heat traced hoses
Structure.
Background technique
For early gluing shape or the conveying of solid material under room temperature or low-temperature condition, need to heat delivery pipe
Processing, makes the temperature for having certain inside delivery hose, and the delivery pipe of this band heat treatment function is referred to as heat traced hoses, companion
Hot hose is generally multilayered structure, as shown in Figure 1, a kind of existing heat traced hoses are by the outer protection tube 1 and 2 groups of internal layer conveying pipeline
At, it is wherein heating layer between the outer protection tube 1 and internal layer conveying pipeline 2, i.e., in 2 wound thereon heating wire 3 of internal layer conveying pipeline, and
Existing common water pipe head or gas-tpe fitting are simply adapted to the tubular configured joint of single layer, can not apply in heat traced hoses.
Summary of the invention
For overcome the deficiencies in the prior art, the utility model provides that a kind of structure is simple, uses for heat traced hoses
Joint structure.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of joint structure of heat traced hoses, it is described including major joint and the clamping head being threadedly coupled with the major joint
The side of major joint is connected with the fever Threaded Connector Coupling being connected to inside the major joint, and the major joint is axially provided with and the external world
The material delivery pipe of connection is formed with heating wire transit chamber, the hair between the material delivery pipe and the major joint inside
Heated filament transit chamber and the heating wire fittings.
The major joint is provided with male threaded joint, and the male threaded joint surface is provided with external screw thread, the folder
Tight head is provided with female threaded joint, and the female threaded joint is provided with and the matched internal screw thread of the external screw thread.
The front end of the male threaded joint is provided with locating groove, and the rear end of the female threaded joint is provided with and institute
State the positioning wedged block that locating groove matches.
The clamping head is additionally provided with the clamping contraction flow region positioned at the female threaded joint side.
The rear end of the material delivery pipe is provided with the sealing positioning card grooved ring of radial depressions, in the rear end of the major joint
Side wall is provided with the sealing retainer ring for being embedded in the sealing positioning card grooved ring.
The internal layer conveying pipeline gear circle radially projecting to heating wire transit chamber is provided in the middle part of the material delivery pipe.
The front end of the material delivery pipe is provided with elastic guide pipe.
The beneficial effects of the utility model are: the joint structure of the heat traced hoses of the utility model includes major joint and clamping
Head, the side of major joint are connected with fever Threaded Connector Coupling, and major joint is axially provided with material delivery pipe, material delivery pipe and major joint
With the clamping head being threadedly coupled with major joint, heating wire transit chamber, heating wire transit chamber and hair are formed between institute's connector inside
Heated filament fittings, when the joint structure and heat traced hoses assembling, internal layer conveying pipeline is socketed on material delivery pipe, and outer layer is protected
Pillar gos deep into being fixedly clamped inside major joint and by clamping head, and heating wire protrudes into heating wire transit chamber from fever Threaded Connector Coupling, ties
Structure is simple, easy to assembly, joint structure good seal performance, and heating wire does not overlap in joint structure with material and the external world, connector
The insulation of structure, heat-insulating property are good.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is existing heat traced hoses schematic cross-section in background technique；
Fig. 2 is the structural schematic diagram of the utility model；
Fig. 3 is the structural schematic diagram of major joint；
Fig. 4 is the structural schematic diagram of clamping head.
Specific embodiment
Referring to Fig.1, it Fig. 2, a kind of joint structure of heat traced hoses, including major joint 4 and is threadedly coupled with the major joint 4
Clamping head 5, the side of the major joint 4 is connected with the fever Threaded Connector Coupling 6 being connected to inside the major joint 4, and the master connects
First 4 are axially provided with the material delivery pipe 7 being in communication with the outside, and the material delivery pipe 7 and the major joint are formed between 4 inside
There is heating wire transit chamber 8, the heating wire transit chamber 8 is connected to the fever Threaded Connector Coupling 6, when the joint structure and heat traced hoses
When assembling, internal layer conveying pipeline 2 is socketed on material delivery pipe 7, and the outer protection tube 1 gos deep into 4 inside of major joint and pressed from both sides by clamping head 5
It fastens, heating wire 3 protrudes into heating wire transit chamber 8 from fever Threaded Connector Coupling 6, and structure is simple, and easy to assembly, fluid foods are by outer
Boundary is through 2 transport flow of material delivery pipe 7 and internal layer conveying pipeline, joint structure good seal performance, heating wire in joint structure not
With material and extraneous overlap joint, the insulation of joint structure, heat-insulating property are good.
The major joint 4 is provided with male threaded joint 9,9 surface of the male threaded joint setting in the present embodiment
There is external screw thread 10, the clamping head 5 is provided with female threaded joint 11, and the female threaded joint 11 is provided with and the outer spiral shell
The matched internal screw thread 12 of line 10, the front end of the male threaded joint 9 are provided with locating groove 13, the female threaded joint 11
Rear end be provided with the positioning wedged block 14 to match with the locating groove 13, being additionally provided with of the clamping head 5 is located at described
The clamping contraction flow region 15 of 11 side of female threaded joint, the middle part of the material delivery pipe 7 are provided with to 8 diameter of heating wire transit chamber
To internal layer conveying pipeline gear circle 17 outstanding, the front end of the material delivery pipe 7 is provided with elastic guide pipe 18, first clamping head
5 sets on one end of heat traced hoses, are then inserted into one end of heat traced hoses in major joint 4, and internal layer conveying pipeline 2 is directed at elastic conducting
To pipe 18, elastic guide pipe 18 plays guiding role, and one end of heat traced hoses is pushed away inward, and heating wire 3 is connect from heating wire
It is pulled out at first 6, when one end of heat traced hoses is against on internal layer conveying pipeline gear circle 17 this means that movement in place, will then press from both sides
Tight 5 screw thread of head is tightened on major joint 4, and positioning wedged block 14 is caught in locating groove 13, and it is soft that clamping contraction flow region 15 just clamps heat tracing
On rear side of one end of pipe, fixation.
The rear end of the material delivery pipe 7 is provided with the sealing positioning card grooved ring of radial depressions, the rear end of the major joint 4
Inner sidewall is provided with the sealing retainer ring 16 for being embedded in the sealing positioning card grooved ring, seals 16 embedding sealing positioning card grooved ring of retainer ring
In, guarantee that major joint 4 will not material leakage.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation, it is made by the above technical examples according to the technical essence of the present invention it is any it is simple modification, equivalent variations with
Modification, is still within the scope of the technical solutions of the present invention.
Claims (7)
1. a kind of joint structure of heat traced hoses, it is characterised in that be threadedly coupled including major joint (4) and with the major joint (4)
Clamping head (5), the side of the major joint (4) be connected with the fever Threaded Connector Coupling (6) that is connected to inside the major joint (4),
The major joint (4) is axially provided with the material delivery pipe (7) being in communication with the outside, and the material delivery pipe (7) connects with the master
Head is formed with heating wire transit chamber (8) between (4) inside, and the heating wire transit chamber (8) and the fever Threaded Connector Coupling (6) are even
It is logical.
2. the joint structure of heat traced hoses according to claim 1, it is characterised in that the major joint (4) is provided with outer spiral shell
Line interconnecting piece (9), male threaded joint (9) surface are provided with external screw thread (10), and the clamping head (5) is provided with internal screw thread
Interconnecting piece (11), the female threaded joint (11) are provided with and the external screw thread (10) matched internal screw thread (12).
3. the joint structure of heat traced hoses according to claim 2, it is characterised in that before the male threaded joint (9)
End is provided with locating groove (13), and the rear end of the female threaded joint (11) is provided with to match with the locating groove (13)
Positioning wedged block (14).
4. the joint structure of heat traced hoses according to claim 2, it is characterised in that clamping head (5) are additionally provided with
Clamping contraction flow region (15) positioned at the female threaded joint (11) side.
5. the joint structure of heat traced hoses according to claim 1, it is characterised in that the rear end of the material delivery pipe (7)
It is provided with the sealing positioning card grooved ring of radial depressions, it is fixed that the rear inside wall of the major joint (4) is provided with the insertion sealing
The sealing retainer ring (16) of position bayonet slot ring.
6. the joint structure of heat traced hoses according to claim 1, it is characterised in that the middle part of the material delivery pipe (7)
It is provided with the internal layer conveying pipeline gear circle (17) radially projecting to heating wire transit chamber (8).
7. the joint structure of heat traced hoses according to claim 1, it is characterised in that the front end of the material delivery pipe (7)
It is provided with elastic guide pipe (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822236439.0U CN209622275U (en) | 2018-12-28 | 2018-12-28 | A kind of joint structure of heat traced hoses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822236439.0U CN209622275U (en) | 2018-12-28 | 2018-12-28 | A kind of joint structure of heat traced hoses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209622275U true CN209622275U (en) | 2019-11-12 |
Family
ID=68447741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822236439.0U Expired - Fee Related CN209622275U (en) | 2018-12-28 | 2018-12-28 | A kind of joint structure of heat traced hoses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209622275U (en) |
-
2018
- 2018-12-28 CN CN201822236439.0U patent/CN209622275U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191112 |