CN208420199U - A kind of temperature sensor - Google Patents
A kind of temperature sensor Download PDFInfo
- Publication number
- CN208420199U CN208420199U CN201820836464.XU CN201820836464U CN208420199U CN 208420199 U CN208420199 U CN 208420199U CN 201820836464 U CN201820836464 U CN 201820836464U CN 208420199 U CN208420199 U CN 208420199U
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- Prior art keywords
- temperature
- contact
- cavity
- diaphragm
- sensitive
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Abstract
The utility model relates to a kind of temperature sensors, including body housing, the body housing is hollow housing, its bottom is connected with temperature-sensing pipe, temperature-sensitive pipe end is equipped with temperature-sensitive head, its temperature-sensing pipe is connected to the side of the diaphragm cavity of hollow housing, No.1 contact is equipped with outside the other side of the diaphragm cavity, the No.1 contact connects the No.1 lead outside hollow housing by conducting wire, No. two contacts are equipped in the upper surface of No.1 contact, No. two contacts installation is on a mounting board, and it is connect by conducting wire with No. two leads outside hollow housing in hollow housing, with No. two leads buzzer also in parallel, a diaphragm ball is equipped in the diaphragm cavity, pressure-sensitive spring is installed in the diaphragm ball, the pressure-sensitive spring is connect with No.1 contact.The temperature sensor, to the sensitivity response of temperature, mechanically makes contact disconnect and connect by the temperature sensing agent inside temperature-sensitive head, to realize the unlatching of refrigeration for refrigerator motor, realizes temperature control.
Description
Technical field
The utility model relates to sensing device field, in particular to a kind of temperature sensor.
Background technique
Temperature is to characterize the physical quantity of the cold and hot degree of object, is a critically important and universal survey during industrial and agricultural production
Measure parameter.The measurement and control of temperature are national to guarantee product quality, raising production efficiency, energy saving, production safety, promotion
Expanding economy is played the role of very important.Temperature sensor is to vary with temperature to change certain characteristic come between by object
Connect measurement.
Temperature sensor includes that calorimetric mildly surveys cold temperature, surveys cold thermometer bulb and includes temperature sensor for refrigerator, either
Calorimetric temperature still surveys cold temperature, is real-time detection temperature, prevents it from overheating or being subcooled, and temperature biography usually can all be arranged inside equipment
Sensor, the most commonly used is mechanical temperature controllers in usual refrigerator.
Utility model content
The utility model discloses a kind of temperature sensors, it is anti-by sensitivity of the temperature sensing agent inside temperature-sensitive head to temperature
It answers, contact is mechanically made to disconnect and connect, to realize the unlatching of refrigeration for refrigerator motor, realize temperature control.
A kind of temperature sensor, including body housing, the body housing are hollow housing, and bottom is connected with temperature-sensitive
Pipe, temperature-sensitive pipe end are equipped with temperature-sensitive head, and temperature-sensing pipe is connected to the side of the diaphragm cavity of hollow housing, the diaphragm cavity it is another
No.1 contact is equipped with outside side, the No.1 contact connects the No.1 lead outside hollow housing by conducting wire, in No.1 contact
The upper surface of be equipped with No. two contacts, No. two contacts installation on a mounting board, and in hollow housing by conducting wire with it is hollow
No. two leads connection outside shell, with No. two leads buzzer also in parallel, the diaphragm cavity is interior to be equipped with a diaphragm
Ball is equipped with pressure-sensitive spring in the diaphragm ball, and the pressure-sensitive spring is connect with No.1 contact.
As a further improvement of the above technical scheme, the temperature-sensing pipe is cylindrical, and end is equipped with temperature-sensitive head, described
There is an oval cavity in temperature-sensitive head, is full of temperature sensing agent, its inner wall increasing of the temperature-sensing pipe connecting with temperature-sensitive head in the cavity
Thickness forms a narrow temperature sensing agent flow cavity, and the temperature sensing agent flow cavity is additionally provided with a narrow bayonet above temperature-sensing pipe, narrow
Temperature sensing chip is equipped at narrow bayonet, the diaphragm ball in the upper port and diaphragm cavity of the temperature sensing agent flow cavity is in sealing contact.
As a further improvement of the above technical scheme, the body housing is cylindrical hollow configuration.
As a further improvement of the above technical scheme, the No.1 contact is not contacted with diaphragm cavity, can be with compression spring
It moves up and down.
As a further improvement of the above technical scheme, the No.1 lead, No. two leads and buzzer are fixed on this
On mounting blocks outside body case.
As a further improvement of the above technical scheme, the No.1 contact and No. two contacts are conductive material.
As a further improvement of the above technical scheme, the body housing is using high temperature resistants materials such as copper, iron or stainless steels
Material is made.
The beneficial effects of the utility model are: this temperature sensor, using the temperature sensing agent inside temperature-sensitive head to the quick of temperature
Sense reaction, when temperature sensing agent as the rising of temperature is full of temperature-sensing pipe, after pressure-sensitive spring experiences the pressure of temperature sensing agent, mechanically
No.1 contact is pushed to connect with No. two contacts, upon a drop in temperature, the temperature sensing agent inside temperature-sensing pipe declines immediately, in pressure-sensitive spring
After the pressure for the temperature sensing agent experienced disappears, under the rebound effect of compression spring, No.1 contact is disconnected with No. two contacts to be connected
It connects, with mechanically controlling being connected and disconnected from for No.1 contact and No. two contacts, thus realize the unlatching of refrigeration for refrigerator motor, it is real
Existing temperature control；Another convenience is additionally provided with temperature sensing chip on temperature-sensing pipe, can detect the temperature of temperature sensing agent in temperature-sensing pipe in time
Degree, returns to the information centre of refrigerator, meanwhile, which is equipped with buzzer, when temperature increases, and route is connected to,
The capable of emitting prompting of buzzer, when refrigeration for refrigerator motor breaks down, the lasting roar that buzzer issues can remind user to examine
Look into failure.
Detailed description of the invention
In order to illustrate more clearly of the technical scheme in the embodiment of the utility model, will make below to required in embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without any creative labor, it can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structure principle chart of the utility model temperature sensor；
Fig. 2 is the structural schematic diagram of the utility model temperature sensor temperature-sensing pipe；
Appended drawing reference:
1, body housing；2, temperature-sensing pipe；3, temperature-sensitive head；4, diaphragm cavity；5, No.1 contact；6, No.1 conducting wire；7, it leads for No. two
Line；8, No.1 lead；9, No. two contacts；10, mounting plate；11, No. two leads；12, buzzer；13, diaphragm ball；14, pressure-sensitive bullet
Spring；15, mounting blocks；16, oval cavity；17, temperature sensing agent flow cavity；18, narrow bayonet；19, temperature sensing chip.
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
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
A kind of temperature sensor, including body housing 1, body housing 1 are cylindrical, hollow shell, and bottom is connected with
Temperature-sensing pipe 2,2 end of temperature-sensing pipe are equipped with temperature-sensitive head 3, and temperature-sensing pipe 2 is connected to the side of the diaphragm cavity 4 of hollow housing, diaphragm cavity 4
The other side outside be equipped with No.1 contact 5, No.1 contact 5 does not contact with diaphragm cavity 4, can move up and down with pressure-sensitive spring；No.1
Contact 5 connects the No.1 lead 8 outside hollow housing by No.1 conducting wire 6, is equipped with No. two contacts 9 in the upper surface of No.1 contact 5,
No.1 contact 5 and No. two contacts 9 are conductive material；No. two contacts 9 are mounted on mounting plate 10, and are passed through in hollow housing
No. two conducting wires 7 are connect with No. two leads 11 outside hollow housing, and No. two leads 11 buzzer 12 also in parallel, every
It is equipped with a diaphragm ball 13 in membrane cavity 4, pressure-sensitive spring 14 is installed in diaphragm ball 13, pressure-sensitive spring 14 is connect with No.1 contact 5；One
Number 8, No. two leads 11 of lead and buzzer 12 are fixed on the mounting blocks 15 outside body housing；Body housing using copper,
The heat-resisting materials such as iron or stainless steel are made.
Temperature-sensing pipe 2 is cylindrical, and end is equipped with temperature-sensitive head 3, there is an oval cavity 16 in temperature-sensitive head 3, in cavity
Full of temperature sensing agent, temperature-sensing pipe 2 its inner wall connecting with temperature-sensitive head 3 is thickened, and forms a narrow temperature sensing agent flow cavity 17, temperature sensing agent
Flow cavity 17 is additionally provided with a narrow bayonet 18 in the top of temperature-sensing pipe 2, is equipped with temperature sensing chip 19, temperature-sensitive at narrow bayonet 18
The upper port of agent flow cavity 17 and the diaphragm ball 13 in diaphragm cavity 4 are in sealing contact.
Working principle: temperature-sensitive head is located in refrigerator body, for incuding the temperature in electric refrigerator housing body, is full of in temperature-sensing pipe
Temperature sensing agent, when temperature-sensitive head experiences the temperature in refrigerator higher than setting value, the pressure increase of the temperature sensing agent in temperature-sensing pipe, diaphragm
After diaphragm ball and pressure-sensitive spring in chamber experience the pressure of temperature sensing agent, pressure-sensitive spring is flicked, and No.1 contact is driven to transport upwards
Dynamic, when pressure increase is to certain degree, No.1 contact is connected to No. two contacts, and closing of circuit, buzzer sounds, while ice
Header compressor starts running refrigeration, when the near setting value of refrigerator temperature, temperature sensing agent pressure decline in temperature-sensing pipe, and compression spring
The pressure experienced also declines, and spring drives No.1 contact retraction, and No.1 contact is disconnected with No. two contacts, and compressor stops immediately
Running.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (7)
1. a kind of temperature sensor, which is characterized in that including body housing, the body housing is hollow housing, bottom
Be connected with temperature-sensing pipe, temperature-sensitive pipe end is equipped with temperature-sensitive head, and temperature-sensing pipe is connected to the side of the diaphragm cavity of hollow housing, it is described every
No.1 contact is equipped with outside the other side of membrane cavity, the No.1 contact connects the No.1 lead outside hollow housing by conducting wire,
No. two contacts are equipped in the upper surface of No.1 contact, No. two contacts installation on a mounting board, and passes through in hollow housing
Conducting wire is connect with No. two leads outside hollow housing, and No. two leads buzzer also in parallel, in the diaphragm cavity
Equipped with a diaphragm ball, pressure-sensitive spring is installed in the diaphragm ball, the pressure-sensitive spring is connect with No.1 contact.
2. a kind of temperature sensor according to claim 1, which is characterized in that the temperature-sensing pipe is cylindrical, end
Equipped with temperature-sensitive head, there is an oval cavity in the temperature-sensitive head, be full of temperature sensing agent in the cavity, connect with temperature-sensitive head
Its inner wall of temperature-sensing pipe thickens, and forms a narrow temperature sensing agent flow cavity, and the temperature sensing agent flow cavity is also set in the top of temperature-sensing pipe
There is a narrow bayonet, be equipped with temperature sensing chip at narrow bayonet, in the upper port and diaphragm cavity of the temperature sensing agent flow cavity
Diaphragm ball is in sealing contact.
3. a kind of temperature sensor according to claim 2, which is characterized in that the body housing is cylindrical, hollow knot
Structure.
4. a kind of temperature sensor according to claim 3, which is characterized in that the No.1 contact does not connect with diaphragm cavity
Touching, can move up and down with compression spring.
5. a kind of temperature sensor according to claim 4, which is characterized in that the No.1 lead, No. two leads and
Buzzer is fixed on the mounting blocks outside body housing.
6. a kind of temperature sensor according to claim 5, which is characterized in that the No.1 contact and No. two contacts are to lead
Electric material.
7. a kind of temperature sensor according to claim 1-6, which is characterized in that the body housing uses
The heat-resisting materials such as copper, iron or stainless steel are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820836464.XU CN208420199U (en) | 2018-05-31 | 2018-05-31 | A kind of temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820836464.XU CN208420199U (en) | 2018-05-31 | 2018-05-31 | A kind of temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208420199U true CN208420199U (en) | 2019-01-22 |
Family
ID=65113226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820836464.XU Expired - Fee Related CN208420199U (en) | 2018-05-31 | 2018-05-31 | A kind of temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208420199U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115206049A (en) * | 2022-07-07 | 2022-10-18 | 山东华信消防工程有限公司 | Building fire control early warning ware |
-
2018
- 2018-05-31 CN CN201820836464.XU patent/CN208420199U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115206049A (en) * | 2022-07-07 | 2022-10-18 | 山东华信消防工程有限公司 | Building fire control early warning ware |
| CN115206049B (en) * | 2022-07-07 | 2023-08-25 | 智宇科技有限公司 | Building fire control early warning alarm |
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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 |
Granted publication date: 20190122 Termination date: 20200531 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |