CN220322572U - Integral external protection tube armored platinum thermal resistance temperature detector - Google Patents
Integral external protection tube armored platinum thermal resistance temperature detector Download PDFInfo
- Publication number
- CN220322572U CN220322572U CN202320913312.6U CN202320913312U CN220322572U CN 220322572 U CN220322572 U CN 220322572U CN 202320913312 U CN202320913312 U CN 202320913312U CN 220322572 U CN220322572 U CN 220322572U
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- CN
- China
- Prior art keywords
- protective tube
- outer protective
- platinum thermal
- integral
- thermal resistance
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- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 229910052697 platinum Inorganic materials 0.000 title claims abstract description 36
- 230000001681 protective effect Effects 0.000 claims abstract description 50
- 229910052751 metal Inorganic materials 0.000 claims abstract description 24
- 239000002184 metal Substances 0.000 claims abstract description 24
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims abstract description 3
- 238000005452 bending Methods 0.000 claims description 8
- 239000000843 powder Substances 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 239000000523 sample Substances 0.000 claims 2
- 238000010618 wire wrap Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 abstract description 5
- 230000035939 shock Effects 0.000 abstract description 2
- 238000004804 winding Methods 0.000 description 8
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model discloses an integral outer protective tube armored platinum thermal resistance temperature detector, which comprises a platinum thermal resistance and an outer protective tube; the platinum thermal resistor is positioned in the outer protective tube, and a metal lead is fixed at a wiring end of the platinum thermal resistor; the outer protective tube is provided with an opening end, the metal lead wire extends to the opening end of the outer protective tube, and the outer protective tube is of an integral connection structure; the outer protective tube is designed to be of an integral structure, is different from the existing sectional welding protective sleeve, has more stable performance, can be bent, is high-pressure resistant, has quick thermal response time, is shock-resistant, is firm and durable, and can not break in use.
Description
Technical Field
The utility model relates to the technical field of armored platinum thermal resistors, in particular to an integral outer protection tube armored platinum thermal resistor temperature detector.
Background
Because the total cold load and the heat load in the ground source heat pump system are larger, the difference between the heat taking and the heat releasing is larger, the ground temperature can possibly rise year by year after the soil runs for a long time, and in order to avoid the heat accumulation effect, a plurality of typical buried pipe positions are respectively buried with a temperature detector so as to be convenient for detecting the change condition of the ground temperature when the system runs; the armoured thermal resistor is used as a sensor for measuring temperature and is usually matched with a display instrument, a recorder and an electronic regulator to detect the change condition of the ground temperature; the existing armoured thermal resistor mainly adopts a sectional welding protective sleeve, the bending strength is low, and the outer protective tube is easy to break, so that the use of the armoured thermal resistor is affected, and economic loss is caused.
Disclosure of Invention
In view of the above, the present utility model provides an integral outer protective tube armored platinum thermal resistance temperature detector, which aims to solve the above technical problems.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
an integral outer protective tube armored platinum thermal resistance temperature detector comprises a platinum thermal resistance and an outer protective tube; the platinum thermal resistor is positioned in the outer protective tube, and a metal lead is fixed at a terminal of the platinum thermal resistor; the outer protection tube is provided with an opening end, the metal lead wire extends to the opening end of the outer protection tube, and the outer protection tube is of an integral connection structure.
Preferably, the outer protective tube comprises a straight portion and a bending portion, one end of the straight portion is open, the other end of the straight portion is connected with the bending portion, the bending portion is integrally connected with the port of the straight portion, and the port of the straight portion is sealed.
Preferably, an insulating powder layer is further filled between the platinum thermal resistor and the outer protective tube.
Preferably, the metal lead further comprises a winding layer, and the winding layer is wound on the outer wall of the metal lead.
Preferably, the open end of the outer protective tube is connected with two clamping assemblies which are arranged oppositely and used for flexibly clamping and fixing the metal lead.
Preferably, the clamping assembly comprises an arc plate, a connecting rod and an elastic piece;
the arc plate is positioned in the outer protective tube; the two circular arc plates are enclosed to form an annular ring positioned in the outer protective tube;
one end of the connecting rod penetrates through the side wall of the outer protective tube and is connected with the arc plate;
the elastic piece is positioned between the side wall of the outer protective tube and the circular arc plate and sleeved on the connecting rod.
Preferably, a rubber pad is connected to the inner concave surface of the circular arc plate.
Compared with the prior art, the utility model discloses and provides the integral outer protective tube armored platinum thermal resistance temperature detector, which has the following beneficial effects:
the outer protective tube is designed to be of an integral structure, is different from the existing sectional welding protective sleeve, has more stable performance, can be bent, is high-pressure resistant, has quick thermal response time, is shock-resistant, is firm and durable, and can not break in use.
According to the utility model, the insulating powder layer is filled between the platinum thermal resistor and the outer protective tube, so that the insulating effect can be achieved, and the insulating performance of the armored platinum thermal resistor is improved; the welding firmness of the platinum thermal resistor and the metal lead is improved by winding the winding layer on the outer wall of the metal lead; the metal lead is flexibly clamped and fixed through the design of the clamping assembly, so that the probability of vibration damage is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of an integral outer protective tube armored platinum thermal resistance temperature detector;
FIG. 2 is a schematic diagram of a clamping assembly of an integral outer protective tube armored platinum thermal resistance temperature detector according to the present utility model;
wherein,
1. a platinum thermal resistor; 2. an outer protective tube; 3. a metal lead; 4. a straight line portion; 5. a bending portion; 6. an insulating powder layer; 7. a winding layer; 8. a clamping assembly; 9. an arc plate; 10. a connecting rod; 11. an elastic member; 12. and a rubber pad.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, the embodiment of the utility model discloses an integral outer protection tube armored platinum thermal resistance temperature detector, which comprises a platinum thermal resistance 1 and an outer protection tube 2; the platinum thermal resistor 1 is positioned in the outer protective tube 2, and a metal lead 3 is fixed at the terminal of the platinum thermal resistor 1; the outer protection tube 2 is provided with an opening end, the metal lead 3 extends to the opening end of the outer protection tube 2, and the outer protection tube 2 is of an integral connection structure.
In order to further optimize the above technical solution, the outer protective tube 2 includes a straight portion 4 and a curved portion 5, one end of the straight portion 4 is open, the other end is connected to the curved portion 5, and the curved portion 5 is integrally connected to a port of the straight portion 4 and seals the port of the straight portion 4. In this embodiment, one end of the straight portion 4 is welded with the curved portion 5 by argon arc welding, and is polished, and the outer tube 2 is of an integral structure, free of weld joints, and vibration-resistant.
In order to further optimize the technical scheme, an insulating powder layer 6 is also filled between the platinum thermal resistor 1 and the outer protective tube 2. In the present embodiment, the insulating powder layer 6 is a magnesium oxide powder filling layer, and the magnesium oxide powder filling layer can play an insulating role, thereby improving the insulating performance of the sheathed platinum thermal resistor 1.
In order to further optimize the technical scheme, the wire winding device further comprises a wire winding layer 7, wherein the wire winding layer 7 is wound on the outer wall of the metal lead 3.
In order to further optimize the technical scheme, the open end of the outer protective tube 2 is connected with two clamping assemblies 8 which are arranged oppositely and are used for flexibly clamping and fixing the metal lead 3.
In order to further optimize the technical solution described above, the clamping assembly 8 comprises an arc plate 9, a connecting rod 10 and an elastic element 11;
the arc plate 9 is positioned in the outer protective tube 2; the two arc plates 9 are enclosed to form an annular ring positioned in the outer protection tube 2;
one end of the connecting rod 10 penetrates through the side wall of the outer protective tube 2 and is connected with the arc plate 9;
the elastic piece 11 is positioned between the side wall of the outer protective tube 2 and the circular arc plate 9 and sleeved on the connecting rod 10. In this embodiment, the elastic member 11 is a spring, and the spring is sleeved on the connecting rod 10; one end of the connecting rod 10 penetrates through the side wall of the outer protection tube 2 to be connected with the circular arc plate 9, the other end of the connecting rod is fixedly provided with a connecting block, the connecting block is located on the outer surface of the side wall of the outer protection tube 2, when the clamping assembly 8 is used, the connecting block is lifted, the connecting rod 10 drives the circular arc plate 9 to move upwards, the metal lead 3 passes through the connecting block, then the connecting block is put down, and the spring automatically resets to drive the circular arc plate 9 to clamp the metal lead 3; sealing treatment is carried out between the connecting rod 10 and the side wall of the outer protective tube 2; any other structure capable of flexibly clamping the metal lead 3 is within the scope of the present utility model.
In order to further optimize the technical scheme, a rubber pad 12 is connected to the inner concave surface of the circular arc plate 9. The rubber pad 12 is adhered to the inner concave surface of the circular arc plate 9, and the inner concave part of the whole circular arc plate 9 is filled up; the upper rubber pad 12 and the lower rubber pad 12 flexibly clamp the metal lead 3 under the drive of the arc plate 9; the rubber pad 12 is provided with a groove for the metal lead 3 to pass through.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. An integral outer protective tube armored platinum thermal resistance temperature detector comprises a platinum thermal resistance and an outer protective tube; the platinum thermal resistor is positioned in the outer protective tube, and a metal lead is fixed at a terminal of the platinum thermal resistor; the outer protective tube is provided with an opening end, and the metal lead wire extends to the opening end of the outer protective tube, and is characterized in that the outer protective tube is of an integral connection structure;
the outer protective tube comprises a straight line part and a bending part, one end of the straight line part is opened, the other end of the straight line part is connected with the bending part, and the bending part is integrally connected with a port of the straight line part and seals the port of the straight line part;
the end part of the opening end of the outer protective tube is connected with two clamping assemblies which are arranged oppositely and used for flexibly clamping and fixing the metal lead.
2. The integral outer sheath armored platinum thermal resistance temperature probe of claim 1, wherein an insulating powder layer is also filled between the platinum thermal resistance and the outer sheath.
3. The integral outer sheath platinum thermal resistance temperature probe of claim 1, further comprising a wire wrap wrapped around the outer wall of the metal lead.
4. The platinum resistance temperature detector with the integral outer protective tube armor of claim 1, wherein the clamping assembly comprises an arc plate, a connecting rod and an elastic piece;
the arc plate is positioned in the outer protective tube; the two circular arc plates are enclosed to form an annular ring positioned in the outer protective tube;
one end of the connecting rod penetrates through the side wall of the outer protective tube and is connected with the arc plate;
the elastic piece is positioned between the side wall of the outer protective tube and the circular arc plate and sleeved on the connecting rod.
5. The platinum resistance temperature detector with the integral outer protective tube armor of claim 4, wherein a rubber pad is connected to the inner concave surface of the circular arc plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320913312.6U CN220322572U (en) | 2023-04-21 | 2023-04-21 | Integral external protection tube armored platinum thermal resistance temperature detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320913312.6U CN220322572U (en) | 2023-04-21 | 2023-04-21 | Integral external protection tube armored platinum thermal resistance temperature detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220322572U true CN220322572U (en) | 2024-01-09 |
Family
ID=89409541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320913312.6U Active CN220322572U (en) | 2023-04-21 | 2023-04-21 | Integral external protection tube armored platinum thermal resistance temperature detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220322572U (en) |
-
2023
- 2023-04-21 CN CN202320913312.6U patent/CN220322572U/en active Active
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