CN217687600U - Thermocouple calibration fixing device - Google Patents
Thermocouple calibration fixing device Download PDFInfo
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- CN217687600U CN217687600U CN202221133309.4U CN202221133309U CN217687600U CN 217687600 U CN217687600 U CN 217687600U CN 202221133309 U CN202221133309 U CN 202221133309U CN 217687600 U CN217687600 U CN 217687600U
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- furnace body
- thermocouple
- limiting block
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Abstract
The utility model relates to a thermocouple calibration equipment technical field, concretely relates to thermocouple calibration fixing device. It comprises a detection furnace body and a fixing component. The fixed component is arranged on the side face, provided with the detection hole, of the detection furnace body, and a plurality of groups are uniformly arranged around the detection hole. The fixed component comprises a fixed block, a limiting block, a guide post and a spring. The fixed block sets up in the side that detects the stove body, is connected through the guide post between stopper and the fixed block. The spring is sleeved on the guide post, and two ends of the spring are respectively abutted against the limiting block and the fixing block. The limiting block can be compressed along the axis of the guide post towards the direction of the fixing block. The spring is compressed through the limiting block, and the spring can provide counterforce to the limiting block, so that the limiting block compresses the thermocouple in the detection hole, and a gap cannot exist between the thermocouples; when the thermocouple is heated, the position cannot move, and the detection accuracy is improved.
Description
Technical Field
The utility model relates to a thermocouple calibration equipment technical field, concretely relates to thermocouple calibration fixing device.
Background
The thermocouple is a commonly used temperature measuring element in a temperature measuring instrument, directly measures temperature, converts a temperature signal into a thermal electromotive force signal, and converts the thermal electromotive force signal into the temperature of a measured medium through an electric instrument (a secondary instrument). The various thermocouples, which are often very different in shape as needed, have substantially the same basic structure and are generally composed of a main part including a thermode, an insulating sheath protection tube, and a junction box, and are generally connected to a measured object through a flange provided on the thermocouple. The thermocouples need to be periodically verified after factory inspection or after a period of use to ensure the accuracy of the measurement.
Chinese patent publication No.: CN212963778U, name: a thermocouple verification furnace with a modular structure is convenient to transport, maintain and replace, and is beneficial to reducing assembly difficulty and maintenance cost. Because the size of the detection hole is fixed, a certain gap exists between the thermocouples in the detection hole during detection, and the thermocouples are easy to move after being heated, so that the detection result is inaccurate.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that: the utility model provides a thermocouple check-up fixing device, solves among the prior art, because of the size of inspection hole is fixed, leads to the thermocouple to take place to remove, influences the technical problem of testing result.
In order to solve the technical problem, the utility model discloses a technical scheme be: a thermocouple calibration fixing device comprises a detection furnace body and a fixing assembly; the fixed assembly is arranged on the side surface of the detection furnace body, which is provided with the detection hole; the fixed assembly is uniformly provided with a plurality of groups around the detection hole;
the fixing assembly comprises a fixing block, a limiting block, a guide post and a spring; the fixed block is arranged on the side face of the detection furnace body, the limiting block is connected with the fixed block through a guide post, the spring is sleeved on the guide post, and two ends of the spring are respectively abutted against the limiting block and the fixed block; the limiting block can be compressed towards the direction of the fixing block along the axis of the guide column; the distance between the limiting block and the axis of the detection hole of the detection furnace body is smaller than the radius of the detection hole.
Furthermore, the side face, opposite to the guide post, of the limiting block is an arc face, and the radius size of the arc face is the same as that of a detection hole of the detection furnace body.
Furthermore, a supporting component is arranged at the bottom of the detection furnace body, and comprises a telescopic rod, a bracket, a supporting seat and an upper cover; the telescopic rods are symmetrically arranged at the bottom of the detection furnace body, the brackets are arranged on the upper surface of the telescopic rods, and the brackets are positioned at the end parts far away from the detection furnace body; the supporting seat is arranged above the bracket, the upper cover is arranged above the supporting seat, and the upper cover and the supporting seat are connected in a turnover manner; after the upper cover is turned over, the upper cover and the supporting seat form a round hole, and the round hole is used for placing a thermocouple.
Further, the axis position of the round hole is the same as the axis position of the detection hole of the detection furnace body.
Further, the upper surface of upper cover is provided with the knob bolt, the knob bolt can be fixed the upper cover on the supporting seat.
Further, the spring is a compression spring having high elasticity.
The beneficial effects of the utility model reside in that: compared with the prior art, the utility model provides a thermocouple calibration fixing device, it is through setting up the fixed subassembly in the side that has the inspection hole of detection stove body, when the operating personnel put into several thermocouples into the inspection hole, the stopper can compress the spring, and the spring can provide reaction force to the stopper, makes the stopper compress tightly the thermocouple in the inspection hole, makes can not have the clearance between the thermocouple; when the thermocouple is heated, the position cannot move, and the detection accuracy is improved.
Drawings
Fig. 1 is a schematic structural view of a thermocouple calibration fixture according to an embodiment of the present invention;
FIG. 2 is an enlarged view of portion A corresponding to FIG. 1;
FIG. 3 is a schematic view of the fixing assembly in the original position according to the embodiment of the present invention;
FIG. 4 is an enlarged view of the portion B corresponding to FIG. 3;
fig. 5 is a schematic structural diagram of a limiting block according to an embodiment of the present invention.
Description of reference numerals:
1. detecting a furnace body;
2. a fixing component; 21. a fixed block; 22. a limiting block; 221. a cambered surface; 23. a guide post; 24. a spring;
3. a support assembly; 31. a telescopic rod; 32. a support; 33. a supporting base; 34. an upper cover; 35. a circular hole;
4. knob bolt.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1-5, the technical solution adopted by the present invention is: a thermocouple calibration fixing device comprises a detection furnace body 1 and a fixing component 2; the fixed assembly 2 is arranged on the side surface of the detection furnace body 1 with a detection hole; the fixed components 2 are uniformly provided with a plurality of groups around the detection hole;
the fixing component 2 comprises a fixing block 21, a limiting block 22, a guide column 23 and a spring 24; the fixing block 21 is arranged on the side face of the detection furnace body 1, the limiting block 22 is connected with the fixing block 21 through a guide post 23, the spring 24 is sleeved on the guide post 23, and two ends of the spring 24 are respectively abutted against the limiting block 22 and the fixing block 21; the limiting block 21 can be compressed along the axis of the guide column 23 towards the direction of the fixed block 21; the distance between the limiting block 22 and the axis of the detection hole of the detection furnace body 1 is smaller than the radius of the detection hole.
From the above description, the beneficial effects of the present invention are: the utility model provides a thermocouple calibration fixing device, it is through setting up fixed subassembly 2 in the side that has the inspection hole of detecting stove body 1, when the operating personnel put into several thermocouples into the inspection hole, stopper 22 can compress spring 24, and spring 24 can provide reaction force to stopper 22, makes stopper 22 compress tightly the thermocouple in the inspection hole, makes can not have the clearance between the thermocouple; when the thermocouple is heated, the position cannot move, and the detection accuracy is improved.
More preferably, the side surface of the limiting block 22 opposite to the guide post 23 is an arc surface 221, and the radius of the arc surface 221 is the same as the radius of the detection hole of the detection furnace body 1.
From the above description, it can be known that through the above arrangement, the limiting block 22 can be more attached to the thermocouple, and the limiting block 22 can be ensured to better compress the thermocouple.
More preferably, a supporting component 3 is arranged at the bottom of the detection furnace body 1, and the supporting component 3 comprises a telescopic rod 31, a bracket 32, a supporting seat 33 and an upper cover 34; the telescopic rods 31 are symmetrically arranged at the bottom of the detection furnace body 1, the brackets 32 are arranged on the upper surface of the telescopic rods 31, and the brackets 32 are positioned at the end parts far away from the detection furnace body 1; the supporting seat 33 is arranged above the bracket 32, the upper cover 34 is arranged above the supporting seat 44, and the upper cover 34 and the supporting seat 33 are connected in a turnover way; after the upper cover 34 is turned over, a circular hole 35 is formed by the upper cover and the supporting seat 33, and the circular hole 35 is used for placing a thermocouple.
As can be seen from the above description, the supporting component 3 is arranged, so that the thermocouple exposed outside the detection furnace can be supported in an auxiliary manner, the radial pressure of the thermocouple at the detection hole is reduced, a certain bundling effect can be achieved, and the detection process is safer and smoother. Meanwhile, the upper cover 34 is arranged to be turnable, so that the thermocouple cannot easily slide down from the support seat 33, and the operation safety is improved.
More preferably, the position of the axis of the circular hole 35 is the same as the position of the axis of the inspection hole of the inspection furnace body 1.
As can be seen from the above description, through the above arrangement, the same horizontal position is maintained between the support component 3 and the fixing component 2, and the radial pressure of the thermocouple from the tire pressure of the detection hole is reduced.
More preferably, the upper surface of the upper cover 34 is provided with a knob bolt 4, and the knob bolt 4 can fix the upper cover 34 on the support seat 33.
As can be seen from the above description, the upper cover 34 can be fixed to the upper surface of the support base 33 by tightening the knob bolt 4; the knob bolt 4 is loosened, and the operator can directly hold the knob bolt 4 to turn over.
More preferably, the spring 24 is a compression spring having high elasticity.
As can be seen from the above description, the spring 24 has high elasticity through the above arrangement, so as to ensure that the limiting block 22 can press the thermocouple in the detection hole.
Example one
The utility model discloses use in the process of passing through detection stove check-up thermocouple.
Referring to fig. 1-5, the technical solution adopted by the present invention is: a thermocouple calibration fixing device comprises a detection furnace body 1 and a fixing component 2; the fixed assembly 2 is arranged on the side surface of the detection furnace body 1 with a detection hole; the fixed components 2 are uniformly provided with a plurality of groups around the detection hole;
the fixing component 2 comprises a fixing block 21, a limiting block 22, a guide post 23 and a spring 24; the fixed block 21 is arranged on the side face of the detection furnace body 1, the limiting block 22 is connected with the fixed block 21 through a guide post 23, the spring 24 is sleeved on the guide post 23, and two ends of the spring 24 are respectively abutted against the limiting block 22 and the fixed block 21; the spring 24 is a compression spring with high elasticity; the limiting block 21 can be compressed along the axis of the guide column 23 towards the direction of the fixed block 21; the distance between the limiting block 22 and the axis of the detection hole of the detection furnace body 1 is smaller than the radius of the detection hole;
the side surface of the limiting block 22 opposite to the guide post 23 is a cambered surface 221, and the radius size of the cambered surface 221 is the same as that of a detection hole of the detection furnace body 1;
the bottom of the detection furnace body 1 is provided with a support component 3, and the support component 3 comprises an expansion link 31, a bracket 32, a support seat 33 and an upper cover 34; the telescopic rods 31 are symmetrically arranged at the bottom of the detection furnace body 1, the brackets 32 are arranged on the upper surface of the telescopic rods 31, and the brackets 32 are positioned at the end parts far away from the detection furnace body 1; the supporting seat 33 is arranged above the bracket 32, the upper cover 34 is arranged above the supporting seat 44, and the upper cover 34 and the supporting seat 33 are connected in a turnover way; after the upper cover 34 is turned over, a round hole 35 is formed by the upper cover and the supporting seat 33, and the round hole 35 is used for placing a thermocouple;
the axial line position of the circular hole 35 is the same as that of the detection hole of the detection furnace body 1;
the upper surface of the upper cover 34 is provided with a knob bolt 4, and the knob bolt 4 can fix the upper cover 34 on the support seat 33.
The utility model discloses a theory of operation: before the operator checks the thermocouple, the telescopic rod 31 is drawn out of the detection furnace body 1, the knob bolt 4 is unscrewed, and the upper cover 34 is turned over from the upper part of the support seat 33; so that the operator can place the thermocouple on the support base 33 for support;
when an operator passes the front end of the thermocouple through the detection hole of the detection furnace body 1, the thermocouple can gradually compress the limiting block 22 outwards along with the increase of the number of the thermocouples, and the limiting block 22 moves towards the direction of the fixing block 21 under the limitation of the guide column 23; meanwhile, because the spring 24 is compressed, a reaction force can be provided for the limiting block 22, so that the limiting block 22 compresses the thermocouples in the detection holes, and a gap is not formed between the thermocouples.
To sum up, the beneficial effects of the utility model reside in that: compared with the prior art, the utility model provides a thermocouple calibration fixing device, it is through setting up the fixed subassembly in the side that has the inspection hole of detection stove body, when the operating personnel put into several thermocouples into the inspection hole, the stopper can compress the spring, and the spring can provide reaction force to the stopper, makes the stopper compress tightly the thermocouple in the inspection hole, makes can not have the clearance between the thermocouple; when the thermocouple is heated, the position can not move, and the detection accuracy is improved.
In addition, through setting up supporting component, can play the effect of auxiliary stay to the thermocouple that exposes in the detection stove outside, reduce and detect the hole department and receive the radial pressure of thermocouple, and can play certain effect of restrainting for the testing process is safer, smooth and easy. Meanwhile, the upper cover which can be turned over is arranged, so that the thermocouple cannot easily slide off from the supporting seat, and the safety of operation is improved.
The above mentioned is only the embodiment of the present invention, and the patent scope of the present invention is not limited thereby, and all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (6)
1. A thermocouple calibration fixing device comprises a detection furnace body and a fixing assembly; the device is characterized in that the fixing component is arranged on the side surface of the detection furnace body with the detection hole; the fixed components are uniformly provided with arrays around the detection hole;
the fixing assembly comprises a fixing block, a limiting block, a guide post and a spring; the fixed block is arranged on the side face of the detection furnace body, the limiting block is connected with the fixed block through the guide post, the spring is sleeved on the guide post, and two ends of the spring are respectively abutted against the limiting block and the fixed block; the limiting block can be compressed towards the direction of the fixing block along the axis of the guide column; the distance between the limiting block and the axis of the detection hole of the detection furnace body is smaller than the radius of the detection hole.
2. The thermocouple calibration fixing device as claimed in claim 1, wherein the side surface of the limiting block opposite to the guide post is an arc surface, and the radius of the arc surface is the same as that of the detection hole of the detection furnace body.
3. The thermocouple calibration fixing device according to claim 1, wherein a support assembly is arranged at the bottom of the detection furnace body, and the support assembly comprises a telescopic rod, a bracket, a support seat and an upper cover; the telescopic rods are symmetrically arranged at the bottom of the detection furnace body, the brackets are arranged on the upper surface of the telescopic rods, and the brackets are positioned at the end parts far away from the detection furnace body; the supporting seat is arranged above the bracket, the upper cover is arranged above the supporting seat, and the upper cover and the supporting seat are connected in a turnover manner; after the upper cover is turned over, the upper cover and the supporting seat form a round hole, and the round hole is used for placing a thermocouple.
4. The thermocouple calibration fixture according to claim 3 wherein an axial position of the circular hole is the same as an axial position of the inspection hole of the inspection furnace body.
5. The thermocouple calibration fixture according to claim 3 wherein the upper surface of said upper cover is provided with a knob bolt, said knob bolt securing said upper cover to said support base.
6. The thermocouple verification fixture of claim 1, wherein the spring is a compression spring having high resiliency.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221133309.4U CN217687600U (en) | 2022-05-12 | 2022-05-12 | Thermocouple calibration fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221133309.4U CN217687600U (en) | 2022-05-12 | 2022-05-12 | Thermocouple calibration fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217687600U true CN217687600U (en) | 2022-10-28 |
Family
ID=83739420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221133309.4U Active CN217687600U (en) | 2022-05-12 | 2022-05-12 | Thermocouple calibration fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217687600U (en) |
-
2022
- 2022-05-12 CN CN202221133309.4U patent/CN217687600U/en active Active
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