CN209356081U - A kind of fluid erosion prevention high life liftable multipoint acquisition formula thermocouple - Google Patents
A kind of fluid erosion prevention high life liftable multipoint acquisition formula thermocouple Download PDFInfo
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- CN209356081U CN209356081U CN201920196840.8U CN201920196840U CN209356081U CN 209356081 U CN209356081 U CN 209356081U CN 201920196840 U CN201920196840 U CN 201920196840U CN 209356081 U CN209356081 U CN 209356081U
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- insulation tube
- traveller
- spring bearer
- fastening sleeve
- liftable
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Abstract
The utility model provides a kind of fluid erosion prevention high life liftable multipoint acquisition formula thermocouple, including terminal box, insulation tube, traveller and fastening sleeve；Traveller is slidably socketed on insulation tube, and is only slided along the axis of insulation tube；Multiple spring bearer plates are circumferentially on traveller, spring bearer plate is distributed in around insulation tube and there are gaps between insulation tube；Fastening sleeve is equipped with mounting plate；The outer peripheral surface of traveller is equipped with external screw thread；The inner peripheral surface of fastening sleeve is equipped with internal screw thread, and pressure ring is additionally provided on inner peripheral surface；Fastening sleeve screw thread is socketed on traveller, and wherein spring bearer plate is located in pressure ring；When turn fastening sleeve slides spring bearer plate in the state of pressure ring with traveller, pressure ring can squeeze spring bearer plate simultaneously, so that spring bearer plate occurs elastic deformation and is tightly abutted against on insulation tube；The present apparatus is able to achieve the electrodeless adjustment at thermocouple measurement end, can better meet measurement demand.
Description
Technical field
The utility model relates to area of thermocouples, and in particular to a kind of fluid erosion prevention high life liftable multipoint acquisition formula thermoelectricity
It is even.
Background technique
Thermocouple is common temperature element in temperature measuring instrument, it directly measures temperature, and temperature signal is converted
At thermo-electromotive force signal, the temperature of measured medium is converted by electric meter.Normal pole due to needs of the shape of various thermocouples
It is not identical, but their basic structure is roughly the same, usually by main portions such as thermode, insulation sleeve protection pipe and terminal boxes
It is grouped as, and needs and display instrument, recording apparatus and electronic controller match.
Thermocouple is usually to be mounted by means of bolts on Devices to test in the prior art, because thermocouple itself is simultaneously
Measurement end position can not be adjusted, collection point can only be adjusted by increasing and decreasing the quantity of gasket in installation place when installing and using
Highly, it is inconvenient to adjust process, and cannot achieve electrodeless adjustment to cause accurately adjust measurement position, affects measurement essence
Degree；Furthermore when measuring fluid temperature (F.T.), insulation tube is easy to influence service life, therefore exist into one by erosion by fluid impact
The improvements of step.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of fluid erosion prevention high life liftable multipoint acquisition formula heat
Galvanic couple mainly solves the problem of that the measurement end of thermocouple in the prior art cannot achieve electrodeless adjustment and be easy to influence measurement accuracy.
A kind of fluid erosion prevention high life liftable multipoint acquisition formula thermocouple, including terminal box and insulation tube, insulation tube setting
Below terminal box, thermode is equipped in insulation tube, it is characterised in that: further include traveller and fastening sleeve；
Traveller is slidably socketed on insulation tube, and is only slided along the axis of insulation tube；It is circumferentially on traveller multiple
Spring bearer plate, spring bearer plate is distributed in around insulation tube and there are gaps between insulation tube；
Fastening sleeve is equipped with mounting plate；The outer peripheral surface of traveller is equipped with external screw thread；The inner peripheral surface of fastening sleeve is equipped with interior spiral shell
Line, and pressure ring is additionally provided on inner peripheral surface；Fastening sleeve screw thread is socketed on traveller, and wherein spring bearer plate is located in pressure ring；When
Turn fastening sleeve slides spring bearer plate in the state of pressure ring with traveller, and pressure ring can squeeze elastic pressure simultaneously
Plate, so that spring bearer plate occurs elastic deformation and is tightly abutted against on insulation tube.
Preferably, the outer peripheral surface of insulation tube is equipped with the guide rail for being parallel to insulation tube axis, is provided with guide-track groove on traveller, and
It is slidably connected by guide-track groove and guide rail.
Preferably, multiple spring bearer plates are arranged on traveller towards insulation tube is inclined.
Preferably, the surface on spring bearer plate far from insulation tube is arcwall face, and the arcwall face of all elastic pressing plate is equal
On the same circular conical surface, the axis of circular conical surface and the axis collinear of insulation tube.
It preferably, is tapered surface, the axis of tapered surface and the axis of insulation tube close to the peripheral surface of spring bearer plate on pressure ring
Line is conllinear.
Preferably, spring bearer plate is equipped with friction pad close to the surface of insulation tube.
Preferably, the inner peripheral surface of fastening sleeve is equipped with anti-decylization, and traveller is between anti-decylization and pressure ring.
Compared to the prior art, the utility model has the beneficial effects that:
1, a kind of fluid erosion prevention high life liftable multipoint acquisition formula thermocouple is provided, is equipped with traveller and fastening in the device
Sleeve, traveller are slided along insulation tube, and fastening sleeve screw thread is socketed on traveller, and wherein traveller is equipped with spring bearer plate, fastening
Sleeve is equipped with pressure ring；When needing to adjust thermocouple measurement end position, traveller is first slided to corresponding position, due to traveller and tightly
Gu bush whorl connection and traveller is not able to rotate and can only move, therefore when tightening fastening sleeve, spring bearer plate can be slided with traveller
Move closer to pressure ring, finally squeezed by pressure ring and elastic deformation occurs to being tightly abutted against on insulation tube, by fastening sleeve and
Traveller is locked on thermocouple；Adjustment process is simple and convenient, and is able to achieve electrodeless adjustment, can preferably adapt to thermocouple
Measurement demand；
2, the surface on spring bearer plate far from insulation tube is arcwall face, and the arcwall face of all elastic pressing plate is respectively positioned on together
On one circular conical surface, the axis of circular conical surface and the axis collinear of insulation tube；The peripheral surface of close spring bearer plate is cone on pressure ring
Shape face, the axis of tapered surface and the axis collinear of insulation tube；After being arranged in this way, more convenient pressure ring is set on spring bearer plate, and
And the surface that pressure ring and spring bearer plate contact with each other is arcwall face, can increase contact area, reduces stress and concentrates.
Detailed description of the invention
Fig. 1 be the utility model proposes fluid erosion prevention high life liftable multipoint acquisition formula thermocouple external view；
Fig. 2 be the utility model proposes fluid erosion prevention high life liftable multipoint acquisition formula thermocouple cross-sectional view；
Fig. 3 is the topology view of traveller in the utility model；
Fig. 4 is the cross-sectional view of fastening sleeve in the utility model；
Appended drawing reference is as follows:
1, terminal box；2, insulation tube；3, fastening sleeve；4, mounting plate；5, guide rail；6, pressure ring；7, spring bearer plate；8, sliding
Column；9, anti-decylization；10, friction pad.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.Term
The orientation or state relation of the instructions such as "inner", "upper", "lower" are orientation based on the figure or state relation, merely to just
In description the utility model and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention；The specification of the utility model
It is to be used to distinguish similar objects with the term " first " in claims and above-mentioned attached drawing, " second " etc., without being used for
The specific sequence of description or precedence.It should be understood that the data used in this way are interchangeable under appropriate circumstances, so as to here
The embodiments of the present invention of description.
A kind of fluid erosion prevention high life liftable multipoint acquisition formula thermocouple as shown in Figs 1-4, including terminal box 1 and insulation
Pipe, insulation tube are arranged below terminal box, and thermode is equipped in insulation tube 7, further includes traveller 8 and fastening sleeve 3；
Traveller 8 is slidably socketed on insulation tube 7, and is only slided along the axis of insulation tube 7；It is circumferentially on traveller 8
Multiple spring bearer plates 7, spring bearer plate 7 is distributed in around insulation tube 7 and there are gaps between insulation tube 7；
Fastening sleeve 3 is equipped with mounting plate 4；The outer peripheral surface of traveller 8 is equipped with external screw thread；The inner peripheral surface of fastening sleeve 3 is equipped with
Internal screw thread, and pressure ring 6 is additionally provided on inner peripheral surface；3 screw thread of fastening sleeve is socketed on traveller 8, and wherein spring bearer plate 7 is located at pressure
In ring 6；When turn fastening sleeve 3 slides spring bearer plate 7 in the state of pressure ring 6 with traveller 8, pressure ring 6 can be same
When squeeze spring bearer plate 7 so that spring bearer plate 7 occurs elastic deformation and to be tightly abutted against on insulation tube 2.
In the prior art because thermocouple itself can not adjust measurement end position, cause when installing and using can only by
Installation place increases and decreases the quantity of gasket to adjust the height of collection point, it is inconvenient to adjust process, and cannot achieve electrodeless adjustment to cause not
Measurement position can be accurately adjusted, to influence measurement accuracy, the present embodiment devises a kind of fluid erosion prevention height for this problem
Service life liftable multipoint acquisition formula thermocouple；Traveller 8 and fastening sleeve 3 are equipped in the device, traveller 8 is slided along insulation tube 7,
3 screw thread of fastening sleeve is socketed on traveller 8, and wherein traveller 8 is equipped with spring bearer plate 7, and fastening sleeve 3 is equipped with pressure ring 6；When need
When adjusting thermocouple measurement end position, first slide traveller 8 to corresponding position, be threadedly coupled with fastening sleeve 3 due to traveller 8 and
Traveller 8, which is not able to rotate, to be moved, therefore when tightening fastening sleeve 3, and spring bearer plate 7 can move closer to pressure ring with the sliding of traveller 8
6, it is finally squeezed by pressure ring 6 and elastic deformation occurs to be tightly abutted against on insulation tube 2, fastening sleeve 3 and traveller 8 are locked
It is fixed on thermocouple；Fastening sleeve 3 is equipped with mounting plate 4, is provided with through-hole on mounting plate 4, will can entirely be filled by bolt etc.
Set the position to be measured for being fixedly mounted on equipment.
As shown in Figures 2 and 3, the outer peripheral surface of insulation tube 2, which is equipped with, is parallel to 2 axis of insulation tube for further specific setting
Guide rail 5, guide-track groove is provided on traveller 8, and be slidably connected with guide rail 5 by guide-track groove；The guide rail 5 of setting is in addition to for guiding
Outside the sliding of traveller 8, when measuring the temperature of fluid, the guide rail 5 outwardly protruded can also withstand the impact of a part of fluid, from
And the erosion of insulation tube 2 can be reduced, improve the service life of thermocouple.
In the present embodiment, spring bearer plate 7 shares 4, and circumferentially the upper surface of traveller 8 is arranged in array, so that by
Power is more uniform；Spring bearer plate 7 is tilted towards insulation tube 2, in order to which deformation occurs for spring bearer plate 7.
In the present embodiment, the surface on spring bearer plate 7 far from insulation tube 2 is arcwall face, and the arc of all elastic pressing plate 7
Shape face is respectively positioned on the same circular conical surface, the axis of circular conical surface and the axis collinear of insulation tube 2；Close to spring bearer plate 7 on pressure ring 6
Peripheral surface be tapered surface, the axis collinear of the axis of tapered surface and insulation tube 2；After being arranged in this way, more convenient pressure ring 6 is arranged
On 4 spring bearer plates 7, and the surface that pressure ring 6 and spring bearer plate 7 contact with each other is arcwall face, can increase contact area,
Stress is reduced to concentrate.
In the present embodiment, spring bearer plate 7 is equipped with friction pad 10 close to the surface of insulation tube 2, and friction pad 10 can be rubber
Pad can increase the frictional force between spring bearer plate 7 and insulation tube 2, improve fixed effect.
As shown in figure 4, the inner peripheral surface of fastening sleeve 3 is equipped with anti-decylization 9, and traveller 8 is located at anti-decylization 9 in the present embodiment
Between pressure ring 6；Fastening sleeve 3 and traveller 8 are detached from when setting anti-decylization 9 can prevent from unscrewing fastening sleeve 3.
The present apparatus when in use, first unscrews fastening sleeve 3, slides thermocouple then to adjust the position of the measurement end of thermocouple
It sets, is moved to after suitable position and tightens fastening sleeve 3 again.Adjustment process is simple and convenient, and is able to achieve electrodeless adjustment, can be more
The good measurement demand for meeting thermocouple.
More than, the only preferable specific embodiment of the utility model, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, according to the utility model
Technical solution and its utility model design be subject to equivalent substitution or change, should all cover the protection scope of the utility model it
It is interior.
Claims (7)
1. a kind of fluid erosion prevention high life liftable multipoint acquisition formula thermocouple, including terminal box (1) and insulation tube, insulation tube setting
Below terminal box, thermode is equipped in insulation tube (2), it is characterised in that: further include traveller (8) and fastening sleeve (3)；
Traveller (8) is slidably socketed on insulation tube (2), and is only slided along the axis of insulation tube (2)；It is circumferential on traveller (8)
Equipped with multiple spring bearer plates (7), spring bearer plate (7) is distributed in around insulation tube (2) and there are gaps between insulation tube (2)；
Fastening sleeve (3) is equipped with mounting plate (4)；The outer peripheral surface of traveller (8) is equipped with external screw thread；The inner peripheral surface of fastening sleeve (3)
Pressure ring (6) are additionally provided with equipped with internal screw thread, and on inner peripheral surface；Fastening sleeve (3) screw thread is socketed on traveller (8), wherein elasticity
Pressing plate (7) is located in pressure ring (6)；It is pressed when turn fastening sleeve (3) slides spring bearer plate (7) with traveller (8) in close
In the state of ring (6), pressure ring (6) can squeeze spring bearer plate (7) simultaneously, so that elastic deformation and tightly occurs for spring bearer plate (7)
It is resisted against on insulation tube (2).
2. fluid erosion prevention high life liftable multipoint acquisition formula thermocouple according to claim 1, it is characterised in that: insulation tube
(2) outer peripheral surface is equipped with the guide rail (5) for being parallel to insulation tube (2) axis, and traveller is provided with guide-track groove on (8), and passes through guide rail
Slot is slidably connected with guide rail (5).
3. fluid erosion prevention high life liftable multipoint acquisition formula thermocouple according to claim 1, it is characterised in that: multiple bullets
Property pressing plate (7) towards insulation tube (2) it is inclined be arranged on traveller (8).
4. fluid erosion prevention high life liftable multipoint acquisition formula thermocouple according to claim 3, it is characterised in that: elasticity pressure
Surface on plate (7) far from insulation tube (2) is arcwall face, and the arcwall face of all elastic pressing plate (7) is respectively positioned on the same circle
On the conical surface, the axis of circular conical surface and the axis collinear of insulation tube (2).
5. fluid erosion prevention high life liftable multipoint acquisition formula thermocouple according to claim 4, it is characterised in that: pressure ring
(6) peripheral surface on close to spring bearer plate (7) is tapered surface, the axis of tapered surface and the axis collinear of insulation tube (2).
6. fluid erosion prevention high life liftable multipoint acquisition formula thermocouple according to claim 1, it is characterised in that: elasticity pressure
Plate (7) is equipped with friction pad (10) close to the surface of insulation tube (2).
7. fluid erosion prevention high life liftable multipoint acquisition formula thermocouple according to claim 1, it is characterised in that: adapter sleeve
The inner peripheral surface of cylinder (3) is equipped with anti-decylization (9), and traveller (8) is located between anti-decylization (9) and pressure ring (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920196840.8U CN209356081U (en) | 2019-02-14 | 2019-02-14 | A kind of fluid erosion prevention high life liftable multipoint acquisition formula thermocouple |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920196840.8U CN209356081U (en) | 2019-02-14 | 2019-02-14 | A kind of fluid erosion prevention high life liftable multipoint acquisition formula thermocouple |
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| CN209356081U true CN209356081U (en) | 2019-09-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738086A (en) * | 2019-02-14 | 2019-05-10 | 安徽天康(集团)股份有限公司 | A kind of fluid erosion prevention high life liftable multipoint acquisition formula thermocouple |
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2019
- 2019-02-14 CN CN201920196840.8U patent/CN209356081U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738086A (en) * | 2019-02-14 | 2019-05-10 | 安徽天康(集团)股份有限公司 | A kind of fluid erosion prevention high life liftable multipoint acquisition formula thermocouple |
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