CN207798285U - A kind of band seals the thermocouple of safe pressure-resistant apparatus every leakage - Google Patents
A kind of band seals the thermocouple of safe pressure-resistant apparatus every leakage Download PDFInfo
- Publication number
- CN207798285U CN207798285U CN201820112278.1U CN201820112278U CN207798285U CN 207798285 U CN207798285 U CN 207798285U CN 201820112278 U CN201820112278 U CN 201820112278U CN 207798285 U CN207798285 U CN 207798285U
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- China
- Prior art keywords
- protection pipe
- inner cavity
- groups
- thermocouple
- wire
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Abstract
The utility model discloses a kind of bands in Thermocouples Technology field every the thermocouple for leaking the safe pressure-resistant apparatus of sealing,The left protection pipe is connected through a screw thread part with right protection pipe and connect,The inner cavity right part of the left protection pipe is equipped with the first sealing support plate,The inner cavity of thermocouple wire insulating layer described in two groups is both provided with thermocouple wire,The inner cavity left end of the left protection pipe is provided with insulation sleeve,It is provided with thermocouple wire bead pipe in the middle part of the inner cavity of the left protection pipe,The inner cavity left part of the right protection pipe is equipped with the second sealing support plate,The inner cavity of compensating wire silk insulation layer described in two groups is both provided with compensating wire silk,The inner cavity right part of the right protection pipe is provided with compensating wire silk insulation pearl pipe,The right end of the right protection pipe is provided with terminal box,Wire spring connectors are installed between thermocouple wire and compensating wire silk described in two groups,The present apparatus is every leakage,Pressure resistance and leakproofness are preferable,Production cost is relatively low.
Description
Technical field
The utility model discloses a kind of bands every the thermocouple of the safe pressure-resistant apparatus of leakage sealing, and specially Thermocouples Technology is led
Domain.
Background technology
Thermocouple is one of most widely used temperature sensor, and main feature is exactly that temperature-measuring range is wide, and performance compares
Stablize, while simple in structure, dynamic response is good, can remote transmission telecommunications number, be easy to implement and automatically control and centralized control.
In industries such as natural gas, petrochemical industry, coals, measuring temperature is even as high as 1100~1400 DEG C, has occurred currently on the market
The thermocouple of high temperature can be measured, but it is sealed, resistance to pressure is poor, once the hot junction of thermocouple leaks, Jie to be measured of high temperature
Matter and corrosive gas are easy to overflow upwards along thermocouple wire or armoured thermocouple, are damaged to other electronic instruments, pole
Production accident is easily caused, there are larger security risks, and existing platinum rhodium thermocouple wire cost increases with length, longer thermocouple
Production cost is excessively high.
Utility model content
The purpose of this utility model is to provide a kind of bands every the thermocouple for leaking the safe pressure-resistant apparatus of sealing, above-mentioned to solve
Existing thermocouple leakproofness, the resistance to pressure proposed in background technology is poor, the higher problem of production cost.
To achieve the above object, the utility model provides the following technical solutions：A kind of band seals safe pressure-resistant apparatus every leakage
Thermocouple, including left protection pipe and right protection pipe, the outer wall right part of the left protection pipe be provided with screw thread, the left protection pipe
Part is connected through a screw thread with right protection pipe to connect, the inner cavity right part of the left protection pipe is equipped with the first sealing support plate, described
The outer wall of first sealing support plate is provided with two groups of through-holes, and two groups of through-hole inner cavities are mounted on thermocouple wire insulating layer, described in two groups
The inner cavity of thermocouple wire insulating layer is both provided with thermocouple wire, and thermocouple wire described in two groups extends through two groups of thermocouple wire insulating layers, two groups
The left end of the thermocouple wire mutually welds, and the inner cavity left end of the left protection pipe is provided with insulation sleeve, a left side for thermocouple wire described in two groups
Portion is respectively positioned on the inner cavity of insulation sleeve, and thermocouple wire bead pipe, galvanic couple described in two groups are provided in the middle part of the inner cavity of the left protection pipe
Silk insulation layer is respectively positioned on the inner cavity of thermocouple wire bead pipe, and the inner cavity left part of the right protection pipe is equipped with the second sealing support
The outer wall of plate, the second sealing support plate is provided with two groups of through-holes, and two groups of through-hole inner cavities are mounted on compensating wire silk insulation
Layer, the inner cavity of compensating wire silk insulation layer described in two groups are both provided with compensating wire silk, and compensating wire silk described in two groups passes through respectively
Two groups of compensating wire silk insulation layers are worn, the inner cavity right part of the right protection pipe is provided with compensating wire silk insulation pearl pipe, two groups of institutes
The inner cavity that compensating wire silk insulation layer is respectively positioned on compensating wire silk insulation pearl pipe is stated, the right end of the right protection pipe is provided with wiring
The bottom end of box, the terminal box is bolted with extraction thread casing, and coil spring is equipped between thermocouple wire and compensating wire silk described in two groups
Connector, thermocouple wire and compensating wire silk described in two groups are respectively positioned on the inner cavity of wire spring connectors.
Preferably, the inner cavity of the left protection pipe and right protection pipe is both provided with limited block, and two groups of limited blocks respectively with
First sealing support plate and the second sealing support plate contact.
Preferably, the outer wall of the left protection pipe is provided with loose flange.
Preferably, the inner cavity right end of the left protection pipe and the inner cavity left end of right protection pipe are filled with sealing resin layer,
And two groups of sealing resin layers are contacted with the first sealing support plate and the second sealing support plate respectively.
Preferably, it is provided with gasket between the left protection pipe and right protection pipe.
Compared with prior art, the utility model has the beneficial effects that：Wire spring connectors, thermocouple wire and benefit is arranged in the present apparatus
Wire is repaid, the length of thermocouple wire is reduced using longer compensating wire silk, reduces the production cost of thermocouple, coil spring connects in addition
It connects device and improves stability of the present apparatus in strength jerk environment, raising thermocouple wire connect reliable with compensating wire silk
Property, and it is connected through a screw thread the right protection pipe that part replaces different length, realize that the length of thermocouple changes, and adapts to different measurement fields
Ground, setting first sealing support plate and second sealing support plate, improve the present apparatus every leakage, pressure resistance and leakproofness.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the left protection pipe right view of the utility model；
Fig. 3 is the utility model wire spring connectors right view.
In figure：1 left protection pipe, 2 right protection pipes, 3 first sealing support plates, 4 thermocouple wire insulating layers, 5 thermocouple wires, 6 insulation
Set, 7 thermocouple wire bead pipes, 8 wire spring connectors, 9 second sealing support plates, 10 compensating wire silks, 11 compensating wire silk insulations
Thread casing is drawn in layer, 12 compensating wire silk insulation pearl pipes, 13 terminal boxes, 14 threaded connectors, 15.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of band seals the heat of safe pressure-resistant apparatus every leakage
The outer wall right part of galvanic couple, including left protection pipe 1 and right protection pipe 2, the left protection pipe 1 is provided with screw thread, the left protection pipe 1
Part 14 being connected through a screw thread with right protection pipe 2 to connect, the inner cavity right part of the left protection pipe 1 is equipped with the first sealing support plate 3,
The outer wall of the first sealing support plate 3 is provided with two groups of through-holes, and two groups of through-hole inner cavities are mounted on thermocouple wire insulating layer 4, and two
The inner cavity for organizing the thermocouple wire insulating layer 4 is both provided with thermocouple wire 5, and it is exhausted that thermocouple wire 5 described in two groups extends through two groups of thermocouple wires
Edge layer 4, the left end of thermocouple wire 5 described in two groups mutually weld, and the inner cavity left end of the left protection pipe 1 is provided with insulation sleeve 6, two groups of institutes
The left part for stating thermocouple wire 5 is respectively positioned on the inner cavity of insulation sleeve 6, and thermocouple wire bead is provided in the middle part of the inner cavity of the left protection pipe 1
Pipe 7, thermocouple wire insulating layer 4 described in two groups are respectively positioned on the inner cavity of thermocouple wire bead pipe 7, the inner cavity left part of the right protection pipe 2
Second sealing support plate 9 is installed, the outer wall of the second sealing support plate 9 is provided with two groups of through-holes, and two groups of through-hole inner cavities are equal
Compensating wire silk insulation layer 11 is installed, the inner cavity of compensating wire silk insulation layer 11 described in two groups is both provided with compensating wire silk
10, compensating wire silk 10 described in two groups extends through two groups of compensating wire silk insulation layers 11, the inner cavity right part of the right protection pipe 2
It is provided with compensating wire silk insulation pearl pipe 12, compensating wire silk insulation layer 11 described in two groups is respectively positioned on compensating wire silk insulation pearl pipe
The right end of 12 inner cavity, the right protection pipe 2 is provided with terminal box 13, and the bottom end of the terminal box 13 is bolted with extraction thread casing
15, wire spring connectors 8 are installed, thermocouple wire 5 and compensation described in two groups are led between thermocouple wire 5 and compensating wire silk 10 described in two groups
Filament 10 is respectively positioned on the inner cavity of wire spring connectors 8.
Wherein, the inner cavity of left protection pipe 1 and right protection pipe 2 is both provided with limited block, and two groups of limited blocks are respectively with first
It seals support plate 3 and second and seals the contact of support plate 9, the first sealing support 3 and the second sealing support plate 9 limit solid
It is fixed, pressure-resistant stopping property is improved, the outer wall of left protection pipe 1 is provided with loose flange, solid convenient for the connection of the present apparatus and measuring device
Fixed, the inner cavity right end of left protection pipe 1 and the inner cavity left end of right protection pipe 2 are filled with sealing resin layer, and two groups of sealing resins
Layer respectively with first sealing support plate 3 and second seal support plate 9 contact, improve the present apparatus every leakage leakproofness, avoid high temperature
Testing medium and corrosive gas damage electronic instrument, and gasket is provided between left protection pipe 1 and right protection pipe 2, improve this
The sealing of device avoids testing medium and corrosive gas from entering in the inner cavity of left protection pipe 1 and right protection pipe 2 every leakage property.
Operation principle：Insulation sleeve 6 is put into the inner cavity left end of left protection pipe 1, thermocouple wire bead pipe 7 is put into left protection
The inner cavity of pipe 1 so that thermocouple wire bead pipe 7 is in close contact with insulation sleeve 6, and the thermocouple wire 5 with thermocouple wire insulating layer 4 is put
Enter the inner cavity of thermocouple wire bead pipe 7 so that the left end of thermocouple wire 5 is contacted with insulation sleeve 6, and the first sealing support plate 3 is put into
The interface of wire spring connectors 8 is connect by the inner cavity of left protection pipe 1 with thermocouple wire 5 so that thermocouple wire 5 is inserted into wire spring connectors 8
In interface, sealing resin is injected to the inner cavity of left protection pipe 1, until sealing resin is concordant with the port of left protection pipe 1, will be compensated
Wire bead pipe 12 is put into the inner cavity of right protection pipe 2, by the compensating wire silk 10 with compensating wire silk insulation layer 11
It is connect with the binding post in terminal box 13, terminal box 13 is connect with the right wall of right protection pipe 2, the second sealing support plate 9 is put
Sealing resin is injected the inner cavity of right protection pipe 2 by the inner cavity for entering right protection pipe 2, until the left end of sealing resin and right protection pipe 2
Mouth is concordant, gasket is placed on to the right wall of left protection pipe 1, right protection pipe 2, which is connected through a screw thread part 14, to be spirally connected and left protection
Pipe 1 connects so that the left wall of the right wall of right protection pipe 2 and left protection pipe 1 is in close contact gasket, and high-temperature plastic is injected screw thread
The contact surface of connector 14 and right protection pipe 2, left protection pipe 1.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of band seals the thermocouple of safe pressure-resistant apparatus, including left protection pipe (1) and right protection pipe (2), feature every leakage
It is：The outer wall right part of the left protection pipe (1) is provided with screw thread, and the left protection pipe (1) passes through screw thread with right protection pipe (2)
Connector (14) connects, and the inner cavity right part of the left protection pipe (1) is equipped with the first sealing support plate (3), first sealing
The outer wall of support plate (3) is provided with two groups of through-holes, and two groups of through-hole inner cavities are mounted on thermocouple wire insulating layer (4), electric described in two groups
The inner cavity of thermo wires insulating layer (4) is both provided with thermocouple wire (5), and thermocouple wire (5) described in two groups extends through two groups of galvanic couple silk insulations
Layer (4), the left end of thermocouple wire (5) described in two groups mutually weld, and the inner cavity left end of the left protection pipe (1) is provided with insulation sleeve (6),
The left part of thermocouple wire (5) described in two groups is respectively positioned on the inner cavity of insulation sleeve (6), is provided in the middle part of the inner cavity of the left protection pipe (1)
Thermocouple wire bead pipe (7), thermocouple wire insulating layer (4) described in two groups are respectively positioned on the inner cavity of thermocouple wire bead pipe (7), the right side
The inner cavity left part of protection pipe (2) is equipped with the second sealing support plate (9), and the outer wall of the second sealing support plate (9) is provided with two
Group through-hole, and two groups of through-hole inner cavities are mounted on compensating wire silk insulation layer (11), compensating wire silk insulation layer described in two groups
(11) inner cavity is both provided with compensating wire silk (10), and compensating wire silk (10) described in two groups extends through two groups of compensating wire silks
The inner cavity right part of insulating layer (11), the right protection pipe (2) is provided with compensating wire silk insulation pearl pipe (12), is compensated described in two groups
Wire insulating layer (11) is respectively positioned on the inner cavity of compensating wire silk insulation pearl pipe (12), the right end setting of the right protection pipe (2)
There is terminal box (13), the bottom end of the terminal box (13), which is bolted with, draws thread casing (15), thermocouple wire (5) described in two groups and compensation
Wire spring connectors (8) are installed, thermocouple wire (5) and compensating wire silk (10) are respectively positioned on coil spring described in two groups between wire (10)
The inner cavity of connector (8).
2. a kind of band according to claim 1 seals the thermocouple of safe pressure-resistant apparatus every leakage, it is characterised in that：The left side
The inner cavity of protection pipe (1) and right protection pipe (2) is both provided with limited block, and two groups of limited blocks seal support plate with first respectively
(3) it is contacted with the second sealing support plate (9).
3. a kind of band according to claim 1 seals the thermocouple of safe pressure-resistant apparatus every leakage, it is characterised in that：The left side
The outer wall of protection pipe (1) is provided with loose flange.
4. a kind of band according to claim 1 seals the thermocouple of safe pressure-resistant apparatus every leakage, it is characterised in that：The left side
The inner cavity right end of protection pipe (1) and the inner cavity left end of right protection pipe (2) are filled with sealing resin layer, and two groups of sealing resin layers
It is contacted respectively with the first sealing support plate (3) and the second sealing support plate (9).
5. a kind of band according to claim 1 seals the thermocouple of safe pressure-resistant apparatus every leakage, it is characterised in that：The left side
It is provided with gasket between protection pipe (1) and right protection pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820112278.1U CN207798285U (en) | 2018-01-23 | 2018-01-23 | A kind of band seals the thermocouple of safe pressure-resistant apparatus every leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820112278.1U CN207798285U (en) | 2018-01-23 | 2018-01-23 | A kind of band seals the thermocouple of safe pressure-resistant apparatus every leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207798285U true CN207798285U (en) | 2018-08-31 |
Family
ID=63269447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820112278.1U Expired - Fee Related CN207798285U (en) | 2018-01-23 | 2018-01-23 | A kind of band seals the thermocouple of safe pressure-resistant apparatus every leakage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207798285U (en) |
-
2018
- 2018-01-23 CN CN201820112278.1U patent/CN207798285U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180831 Termination date: 20190123 |