CN109000818B - Water-cooling temperature sensor and assembly method thereof - Google Patents
Water-cooling temperature sensor and assembly method thereof Download PDFInfo
- Publication number
- CN109000818B CN109000818B CN201811134019.XA CN201811134019A CN109000818B CN 109000818 B CN109000818 B CN 109000818B CN 201811134019 A CN201811134019 A CN 201811134019A CN 109000818 B CN109000818 B CN 109000818B
- Authority
- CN
- China
- Prior art keywords
- water pipe
- water
- ntc
- pipe joint
- temperature sensor
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- 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.)
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Links
- 238000001816 cooling Methods 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 58
- 239000002184 metal Substances 0.000 claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
A water-cooled temperature sensor and a method for installing the same include an NTC assembly that extends into a water pipe fitting and is clamped. According to the water-cooling temperature sensor provided by the invention, the NTC component is modularized, so that the installation is convenient.
Description
Technical Field
The invention relates to a sensor, in particular to a water-cooling temperature sensor and an assembly method thereof.
Background
The existing water-cooling temperature sensor adopts a single steel shell sensor to be directly put into water to detect the temperature, and the sensor cannot adapt to the assembly environment required by customers on one hand, so that the assembly is difficult, and on the other hand, the sensor is directly put into water, so that the damage to products is large, and the service life of the products is influenced.
Disclosure of Invention
The invention aims to solve the technical problem of providing a water-cooling temperature sensor and an assembly method thereof, which are convenient to assemble and more sensitive to detection.
In order to solve the technical problems, the invention adopts the following technical scheme:
a water-cooled temperature sensor includes an NTC assembly that extends into a water fitting and is clamped.
The NTC assembly comprises an NTC thermistor which is hermetically arranged in the metal tube.
The metal pipe is a steel pipe and comprises a head part and a tail part, and the diameter of the head part is smaller than that of the tail part.
The tail part is provided with a limit ring, the corresponding water pipe connector is provided with a clamping groove, and the clamping hook is clamped into the clamping groove and matched with the limit ring to clamp the NTC component.
A first waterproof O-shaped ring is sleeved on the transition part between the tail part and the head part.
The clamping hook comprises a front buckling part, a rear buckling part and a poking part, wherein an arc-shaped section at the upper end of the front buckling part is attached to the outer wall of the water pipe joint, and a left arc-shaped section and a right arc-shaped section at the rear buckling part are attached to the outer wall of the NTC component.
An annular groove is formed in the water pipe connector, and a second waterproof O-shaped ring is sleeved on the annular groove.
The assembly method of the water-cooling temperature sensor comprises the following steps:
1) And manufacturing the water pipe joint, wherein the inverted tooth ring is arranged on the outer wall of the water pipe joint, the inverted tooth ring of the water pipe joint can be fast clamped with the water pipe, and the water pipe joint is sealed by the second waterproof O-shaped ring.
2) And manufacturing an NTC assembly, placing the NTC thermistor in the metal tube and fixing the NTC thermistor by using a sealing cover or filling glue.
3) The front end of the NTC component is sleeved with a first waterproof O-shaped ring and inserted into the insertion pipe at one side of the water pipe connector, and then the clamping hook is inserted into the clamping groove, so that the clamping hook limits the limit ring at one side of the metal pipe.
The invention relates to a water-cooling temperature sensor and an assembly method thereof,
1) The traditional mode that the water-cooling temperature sensor is directly put into water to be measured is changed, the NTC thermistor is assembled with the steel shell, the steel shell is spliced and clamped with the metal pipe of the water pipe connector, so that the assembly is convenient, the thermal reaction time is faster and the temperature is more accurate than that of the water-cooling temperature sensor which is arranged on the water pipe (plastic), the sensor is detachable, and the abnormality detection is easy.
2) The steel shell is designed to be stepped, positioning assembly is naturally formed with the water pipe assembly, and before the water pipe assembly is installed into the water pipe joint, the first waterproof O-shaped ring is placed in the water pipe assembly, so that water in the water pipe can be prevented from penetrating into the steel shell assembly. Through setting up the spacing collar on the steel casing, with NTC subassembly card in the draw-in groove of remaining on the injection molding, prevent that the steel casing subassembly from moving backward and influencing the temperature sensing position. The whole device is simple and quick to assemble, few in installation steps and high in production efficiency.
3) The device can realize modularized installation and is easy to install and replace.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a cross-sectional view at a in fig. 2.
Fig. 4 is a schematic view of a hook in the present invention.
Fig. 5 is a schematic view of a water pipe joint according to the present invention.
In the figure: the NTC assembly comprises an NTC assembly 1, a water pipe joint 2, a clamping hook 3, a fastening front part 3-1, a fastening rear part 3-2, a poking part 3-3, an NTC thermistor 4, a metal pipe 5, a head part 5-1, a tail part 5-2, a limit ring 5-3, a clamping groove 6, a first waterproof O-shaped ring 7 and a second waterproof O-shaped ring 8.
Detailed Description
As shown in fig. 1 to 4, a water-cooled temperature sensor comprises an NTC assembly 1 and a water pipe joint 2.
The NTC component 1 is formed by assembling a metal tube 5 and an NTC thermistor 4, wherein the metal tube 5 is a steel tube and comprises a head 5-1 and a tail 5-2, and the diameter of the head 5-1 is smaller than that of the tail 5-2. After the NTC thermistor 4 is fitted into the metal tube 5, the tail 5-2 is fixed using a sealing cap or a paste.
The water pipe joint 2 is formed by injection molding, and can be a three-way water pipe joint or a two-way water pipe joint. The upper end of the water pipe joint is provided with a base, the base is provided with a countersunk hole for the NTC component 1 to pass through, and the countersunk hole is communicated with the inside of the water pipe joint 2. The head 5-1 of the NTC assembly 1 passes through the counter-sunk hole and partially extends into the water pipe joint 2, and the transition part of the head 5-1 and the tail 5-2 is sleeved with a first waterproof O-shaped ring 7, so that water in the water pipe can be prevented from penetrating into the steel shell assembly.
In order to ensure that the NTC component 1 and the water pipe connector 2 are firmly fixed, a limit ring 5-3 is arranged at a proper position of the tail 5-2 of the NTC component 1, clamping grooves 6 are symmetrically arranged on the base of the water pipe connector 2 left and right, and the clamping grooves 6 are communicated with the countersunk holes. After being clamped into the clamping groove 6, the clamping hook 3 can be matched with the limit ring 5-3 to clamp the NTC component 1. Specifically, the clamping hook 3 comprises a front buckling part 3-1, a rear buckling part 3-2 and a poking part 3-3, after clamping in, an arc-shaped section at the upper end of the front buckling part 3-1 is attached to the outer wall of the water pipe joint 2, and a left arc-shaped section and a right arc-shaped section of the rear buckling part 3-2 are attached to the outer wall of the NTC component 1. When the NTC component 1 has a trend of moving outwards, the limited ring 5-3 is blocked by the fastening rear part 3-2 and cannot move, and when the NTC component 1 has a trend of moving inwards, the first waterproof O-shaped ring 7 is blocked by the waistcoat of the counter bore and cannot move, so that the reliability of the whole device is ensured.
In order to facilitate the reliability of the whole installation of the device, a plurality of inverted tooth rings are arranged on the outer wall of the water pipe connector 2, annular grooves are arranged at the ports of the branch pipes of the water pipe connector 2, second waterproof O-shaped rings 8 are sleeved on the annular grooves, the water pipe connector can be fast clamped through the action of the inverted tooth rings in the process of being connected with the water pipe, and the arranged second waterproof O-shaped environment-friendly certificate is impermeable to water.
The assembly method of the water-cooling temperature sensor comprises the following steps:
1) And manufacturing the water pipe joint 2, wherein an inverted tooth ring is arranged on the outer wall of the water pipe joint 2, the inverted tooth ring of the water pipe joint 2 can be fast clamped with a water pipe, and the water pipe joint 2 is sealed by a second waterproof O-shaped ring 8.
2) The NTC assembly 1 is fabricated by placing the NTC thermistor 4 in a metal tube 5 and securing it with a sealing cap or glue.
3) The front end of the NTC component 1 is sleeved with a first waterproof O-shaped ring 7 and is inserted into the insertion pipe at one side of the water pipe joint 2, and then the clamping hook 3 is inserted into the clamping groove 6, so that the clamping hook 3 limits the limit ring 5-3 at one side of the metal pipe 5.
Claims (3)
1. The assembly method of the water-cooling temperature sensor is characterized by comprising the following steps of: comprises a water-cooling temperature sensor, wherein the temperature sensor comprises an NTC assembly (1), and the NTC assembly (1) stretches into a water pipe joint (2) and is clamped; the NTC assembly (1) comprises an NTC thermistor (4), and the NTC thermistor (4) is hermetically arranged in a metal tube (5);
the metal pipe (5) is a steel pipe and comprises a head part (5-1) and a tail part (5-2), wherein the diameter of the head part (5-1) is smaller than that of the tail part (5-2);
A limit ring (5-3) is arranged on the tail part (5-2), a clamping groove (6) is arranged on the corresponding water pipe joint (2), and the clamping hook (3) is clamped into the clamping groove (6) and matched with the limit ring (5-3) to clamp the NTC component (1); the clamping hook (3) comprises a front fastening part (3-1), a rear fastening part (3-2) and a poking part (3-3), wherein an arc-shaped section at the upper end of the front fastening part (3-1) is attached to the outer wall of the water pipe joint (2), and a left arc-shaped section and a right arc-shaped section of the rear fastening part (3-2) are attached to the outer wall of the NTC component (1);
the water-cooling temperature sensor assembly method comprises the following steps:
1) Manufacturing a water pipe joint (2), arranging an inverted tooth ring on the outer wall of the water pipe joint (2), rapidly clamping a water pipe by using the inverted tooth ring of the water pipe joint (2), and sealing by using a second waterproof O-shaped ring (8) on the water pipe joint (2);
2) Manufacturing an NTC assembly (1), placing an NTC thermistor (4) in a metal tube (5) and fixing the NTC thermistor by using a sealing cover;
3) The front end of the NTC component (1) is sleeved with a first waterproof O-shaped ring (7) and is inserted into a cannula at one side of the water pipe joint (2), and then the clamping hook (3) is inserted into the clamping groove (6) so that the clamping hook (3) limits a limit ring (5-3) at one side of the metal pipe (5);
the insertion pipe at one side of the water pipe joint (2) is a metal pipe.
2. The method for assembling a water-cooled temperature sensor according to claim 1, wherein: a first waterproof O-shaped ring (7) is sleeved on the tail part (5-2) and at the transition part with the head part (5-1).
3. The method for assembling a water-cooled temperature sensor according to claim 1, wherein: an annular groove is formed in the water pipe connector (2), and a second waterproof O-shaped ring (8) is sleeved on the annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811134019.XA CN109000818B (en) | 2018-09-27 | 2018-09-27 | Water-cooling temperature sensor and assembly method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811134019.XA CN109000818B (en) | 2018-09-27 | 2018-09-27 | Water-cooling temperature sensor and assembly method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109000818A CN109000818A (en) | 2018-12-14 |
| CN109000818B true CN109000818B (en) | 2024-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811134019.XA Active CN109000818B (en) | 2018-09-27 | 2018-09-27 | Water-cooling temperature sensor and assembly method thereof |
Country Status (1)
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| CN (1) | CN109000818B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260998A (en) * | 2019-05-10 | 2019-09-20 | 湖南达道新能源开发有限公司 | A kind of pipe-line system that can monitor thermal energy automatically |
| CN218069990U (en) * | 2022-07-11 | 2022-12-16 | 上海兰钧新能源科技有限公司 | Temperature acquisition device and battery pack |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109000818A (en) | 2018-12-14 |
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