CN208902295U - A kind of water temperature sensor - Google Patents
A kind of water temperature sensor Download PDFInfo
- Publication number
- CN208902295U CN208902295U CN201821609534.4U CN201821609534U CN208902295U CN 208902295 U CN208902295 U CN 208902295U CN 201821609534 U CN201821609534 U CN 201821609534U CN 208902295 U CN208902295 U CN 208902295U
- Authority
- CN
- China
- Prior art keywords
- water temperature
- temperature sensor
- connecting cylinder
- hole
- copper seat
- Prior art date
- 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.)
- Expired - Fee Related
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- Measuring Temperature Or Quantity Of Heat (AREA)
- Thermistors And Varistors (AREA)
Abstract
The utility model discloses a kind of water temperature sensors, including fixing seat, compressed spring, copper seat, thermistor, conducting wire and connector, fixing seat includes ring flange and connecting cylinder, it connects drum outer wall and is equipped with screw thread, water temperature sensor provided by the utility model, when connecting cylinder is screwed in water tank coupling, the elastic force of compressed spring contacts copper seat with the fitting of radiator wall always, it avoids copper seat is caused when joint looseness to be bonded with radiator wall due to concussion not close, the assembly of water temperature sensor and radiator is stronger and stablizes, so that the more stable coolant liquid in water tank of thermistor in copper seat carries out thermometric, in addition, when connecting cylinder is screwed in water tank coupling, the rotary table section of copper seat is adapted and offsets with through-hole, it can be moved around to avoid copper seat, under the double shield of compressed spring and through-hole, so that copper seat with Water tank wall connection is more stable, improves the accuracy that water temperature sensor tests engine cooling water temperature.
Description
Technical field
The utility model relates to water temperature sensor technical fields, and in particular to a kind of water temperature sensor.
Background technique
In the prior art, the sensor that automobile needs multiple functions different, water temperature sensor is to detect engine cool
The temperature of liquid, and it is supplied to temperature signal.In the water temperature sensor for radiator, it often will appear temperature sensor to hair
The sensitivity decrease of motivation cooling water temperature.To find out its cause, it is the fixing seat of thermistor used in water temperature sensor,
In automobile use process, if the connection structure of water temperature sensor is improper, thermistor can be made phenomena such as loosening, displacement occur,
It is lower so as to cause temperature sensitivity of the thermistor to radiator cooling water, reaction speed is slack-off, and then influences temperature
The reliability and service life of sensor, influence the normal work of automobile.
Utility model content
In order to overcome the drawbacks of the prior art, the technical problem to be solved by the utility model is to provide a kind of water temperature biographies
Sensor.
For this purpose, the utility model uses following technical scheme:
The utility model provides a kind of water temperature sensor, including fixing seat, compressed spring, copper seat, thermistor, conducting wire
And connector, the fixing seat include ring flange and the connecting cylinder for being weldingly fixed on ring flange side center, the connection
Drum outer wall is equipped with screw thread, and the connecting cylinder opens up through-hole, one end connection of two conducting wires far from one end of the ring flange
The connector, the other end is through the ring flange center and protrudes into the connecting cylinder, two in the connecting cylinder piece
The conducting wire is connected with the two poles of the earth of the thermistor respectively, and the thermistor potting is inside the copper seat, the company
One end in connect cylinder far from the through-hole is convexly equipped with boss, and the compressed spring is arranged two conducting wires, the compressed spring
One end be fixedly connected with the boss, the other end of the compressed spring is fixedly connected with the copper seat；The copper seat includes cylinder
Section and it is connected with the cylindrical section and integrally formed rotary table section, the least radius of the rotary table section is equal to the cylindrical section half
Diameter, the rotary table section are stretched out outside the through-hole, and the through-hole is round table-like through-hole, and the rotary table section is adapted with the through-hole,
The maximum radius of the through-hole is less than the maximum radius of the rotary table.
In the utility model preferably technical solution, the boss is equipped with recessed far from the side central fovea of the ring flange
Slot, the groove radius are equal to the compressed spring radius.
In the utility model preferably technical solution, one end in the connecting cylinder far from the through-hole is around described convex
Platform is fixed to be filled with active carbon.
In the utility model preferably technical solution, the connector includes grafting set and two root cutting needles, the contact pin
Inside is covered positioned at the grafting, each contact pin is connected with a conducting wire respectively.
In the utility model preferably technical solution, described in two between the ring flange and grafting set
Wire sleeve is equipped with soft sheath.
In the utility model preferably technical solution, the ring flange is outer-hexagonal disc structure.
The utility model has the following beneficial effects:
Water temperature sensor provided by the utility model, when connecting cylinder is screwed in water tank coupling, the elastic force of compressed spring makes
It obtains copper seat to contact with the fitting of radiator wall always, avoids causing due to concussion copper seat when joint looseness from being bonded with radiator wall
Not close, the assembly of water temperature sensor and radiator is stronger and stablizes, so that the thermistor in copper seat is more stable
Thermometric is carried out to the coolant liquid in water tank, in addition, the rotary table section of copper seat is mutually fitted with through-hole when connecting cylinder is screwed in water tank coupling
Match and offset, can be moved around to avoid copper seat, under the double shield of compressed spring and through-hole, so that copper seat and water tank
Wall connection is more stable, improves the accuracy that water temperature sensor tests engine cooling water temperature.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the water temperature sensor of the utility model；
Fig. 2 is the water temperature sensor of the utility model and the connection figure of water tank coupling.
In figure: 1, fixing seat；11, ring flange；12, connecting cylinder；121, through-hole；122, boss；1221, groove；123, living
Property charcoal；2, compressed spring；3, copper seat；31, cylindrical section；32, rotary table section；4, thermistor；5, conducting wire；6, connector；61, grafting
Set；62, contact pin；7, soft sheath；8, water tank coupling.
Specific embodiment
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
It removes, be fully described by, wherein the drawings are for illustrative purposes only and are merely schematic diagrams, rather than pictorial diagram, Bu Nengli
Solution is the limitation to this patent；In order to better illustrate the utility model embodiment, the certain components of attached drawing have omission, amplification
Or reduce, do not represent the size of actual product；It will be understood by those skilled in the art that certain known features and its explanation in attached drawing
May omit will be understood by.
The described embodiments are only a part of the embodiments of the utility model for the utility model, rather than whole implementation
Example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment is described in detail:
As shown in Figure 1 to Figure 2, a kind of water temperature sensor, including fixing seat 1, compressed spring 2, copper are provided in embodiment
Seat 3, thermistor 4, conducting wire 5 and connector 6, the fixing seat 1 is including ring flange 11 and is weldingly fixed on the ring flange 11
The connecting cylinder 12 at side center, 12 outer wall of connecting cylinder are equipped with screw thread, and the inner wall of water tank coupling 8 is equipped with and connecting cylinder 12
The compatible internal screw thread of screw thread, connecting cylinder 12 screw in water tank coupling 8, the bottom wall of water tank coupling 8 i.e. water tank it is outer
Wall be it is copper, when copper seat 3 is connect with the bottom wall of water tank coupling 8, thermistor 4 can detecte the reality of coolant liquid in water tank
Shi Wendu, the connecting cylinder 12 open up through-hole 121, one end connection of two conducting wires 5 far from one end of the ring flange 11
The connector 6, the other end is through 11 center of ring flange and protrudes into the connecting cylinder 12, is located in the connecting cylinder 12
Two conducting wires 5 be connected respectively with the two poles of the earth of the thermistor 4,4 potting of thermistor is in the copper seat 3
Portion, one end in the connecting cylinder 12 far from the through-hole 121 are convexly equipped with boss 122, and the compressed spring 2 is arranged described in two
Conducting wire 5, one end of the compressed spring 2 are fixedly connected with the boss 122, and the other end of the compressed spring 2 is fixedly connected with institute
State copper seat 3；The copper seat 3 includes cylindrical section 31 and is connected with the cylindrical section 31 and integrally formed rotary table section 32, described
The least radius of rotary table section 32 is equal to 31 radius of cylindrical section, and the rotary table section 32 is stretched out outside the through-hole 121, the through-hole
121 be round table-like through-hole 121, and the rotary table section 32 is adapted with the through-hole 121, and the maximum radius of the through-hole 121 is less than
The maximum radius of the rotary table.
Water temperature sensor provided by the utility model, when connecting cylinder 12 is screwed in water tank coupling 8, the bullet of compressed spring 2
Power contacts copper seat 3 with the fitting of radiator wall always, avoids due to copper seat 3 and radiator when concussion causes joint looseness
Wall fitting is not close, and the assembly of water temperature sensor and radiator is stronger and stablizes, so that the thermistor 4 in copper seat 3
More stable carries out thermometric to the coolant liquid in water tank, in addition, when connecting cylinder 12 is screwed in water tank coupling 8, the rotary table of copper seat 3
Section 32 is adapted and offsets with through-hole 121, can move around to avoid copper seat 2, in pair of compressed spring 1 and through-hole 121
Ensure again under, so that copper seat 3 connect more stable with water tank wall, raising water temperature sensor tests engine cooling water temperature
Accuracy.
In the present embodiment, the boss 122 is equipped with groove 1221 far from the side central fovea of the ring flange 11, described
1221 radius of groove is equal to 2 radius of compressed spring, and compressed spring 2 is fixed in clamping and groove 1221, in addition, compression bullet
The radius of spring 2 is greater than the radius of cylindrical section 31, and compressed spring 2 is arranged and is fixed on outside cylindrical section 31, can preferably avoid pressing
2 bending deformation of contracting spring.
In the present embodiment, one end in the connecting cylinder 12 far from the through-hole 121 is filled out around the boss 122 fixation
Filled with active carbon 123.Active carbon 123 helps to make to keep drying inside connecting cylinder 12, avoids excessively moist inside connecting cylinder 12
Lead to thermistor failure, influences detection effect.
In the present embodiment, the connector 6 includes grafting set 61 and two root cutting needles 62, and the contact pin 62 is located at described insert
Inside female connector 61, each contact pin 62 is connected with a conducting wire 5 respectively, is located at the ring flange 11 and the grafting set
Two conducting wires 5 between 61 are arranged with soft sheath 7, and soft sheath 7 plays a protective role, and improve the physical life of conducting wire 5.
In the present embodiment, the ring flange 11 is outer-hexagonal disc structure, but is not limited to outer-hexagonal disk knot
Structure can be polygonal disc structure, convenient for water temperature sensor is screwed in water tank coupling 8.
The utility model is described with reference to the preferred embodiments, and those skilled in the art know, is not departing from this reality
In the case where with novel principle and spirit, various changes, modification, replacement and volume can be carried out to these features and embodiment
It writes, still falls in the protection scope of the utility model.The utility model is not limited to the particular embodiment disclosed,
The embodiment that he falls into claims hereof is fallen within the protection scope of the utility model.
Claims (6)
1. a kind of water temperature sensor, it is characterised in that: including fixing seat (1), compressed spring (2), copper seat (3), thermistor
(4), conducting wire (5) and connector (6), the fixing seat (1) include ring flange (11) and are weldingly fixed on the ring flange (11)
The connecting cylinder (12) at side center, connecting cylinder (12) outer wall are equipped with screw thread, and the connecting cylinder (12) is far from the ring flange
(11) one end opens up through-hole (121), and one end of two conducting wires (5) connects the connector (6), and the other end is through described
Ring flange (11) center is simultaneously protruded into the connecting cylinder (12), two conducting wires (5) point being located in the connecting cylinder (12)
It is not connected with the two poles of the earth of the thermistor (4), thermistor (4) potting is internal in the copper seat (3), the connection
Be convexly equipped with boss (122) in cylinder (12) far from the one end of the through-hole (121), the compressed spring (2) be arranged two described in lead
Outside, one end of the compressed spring (2) is fixedly connected the boss (122) line (5), and the other end of the compressed spring (2) is solid
Surely the copper seat (3) is connected；
The copper seat (3) includes cylindrical section (31) and is connected with the cylindrical section (31) and integrally formed rotary table section (32),
The least radius of the rotary table section (32) is equal to the cylindrical section (31) radius, and the rotary table section (32) stretches out the through-hole
(121) outside, the through-hole (121) is round-like structure, and the rotary table section (32) is adapted with the through-hole (121), described logical
The maximum radius in hole (121) is less than the maximum radius of the rotary table section (32).
2. water temperature sensor according to claim 1, it is characterised in that: the boss (122) is far from the ring flange
(11) side central fovea is equipped with groove (1221), and groove (1221) radius is equal to the compressed spring (2) radius.
3. water temperature sensor according to claim 1, it is characterised in that: far from the through-hole in the connecting cylinder (12)
(121) one end is fixed filled with active carbon (123) around the boss (122).
4. water temperature sensor according to claim 1, it is characterised in that: the connector (6) include grafting set (61) and
Two root cutting needles (62), the contact pin (62) are located at grafting set (61) inside, and each contact pin (62) is respectively and described in one
Conducting wire (5) is connected.
5. water temperature sensor according to claim 4, it is characterised in that: be located at the ring flange (11) and the grafting set
(61) two conducting wires (5) between are arranged with soft sheath (7).
6. water temperature sensor according to claim 1, it is characterised in that: the ring flange (11) is outer-hexagonal disk knot
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821609534.4U CN208902295U (en) | 2018-09-29 | 2018-09-29 | A kind of water temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821609534.4U CN208902295U (en) | 2018-09-29 | 2018-09-29 | A kind of water temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208902295U true CN208902295U (en) | 2019-05-24 |
Family
ID=66574536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821609534.4U Expired - Fee Related CN208902295U (en) | 2018-09-29 | 2018-09-29 | A kind of water temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208902295U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532675A (en) * | 2021-07-22 | 2021-10-22 | 中国北方车辆研究所 | Interface method and structure for contact temperature measurement |
-
2018
- 2018-09-29 CN CN201821609534.4U patent/CN208902295U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532675A (en) * | 2021-07-22 | 2021-10-22 | 中国北方车辆研究所 | Interface method and structure for contact temperature measurement |
| CN113532675B (en) * | 2021-07-22 | 2023-07-14 | 中国北方车辆研究所 | Interface method and structure for contact type temperature measurement |
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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: 20190524 Termination date: 20210929 |