CN203083655U - Water temperature and water level sensor - Google Patents
Water temperature and water level sensor Download PDFInfo
- Publication number
- CN203083655U CN203083655U CN 201220713343 CN201220713343U CN203083655U CN 203083655 U CN203083655 U CN 203083655U CN 201220713343 CN201220713343 CN 201220713343 CN 201220713343 U CN201220713343 U CN 201220713343U CN 203083655 U CN203083655 U CN 203083655U
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- China
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- water
- silica gel
- silicone rubber
- electrically insulating
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- Expired - Fee Related
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Abstract
The utility model discloses a water temperature and water level sensor which comprises a water temperature and water level sensing circuit, insulation silicon rubber pipe sections, electric conduction silica gel sections and a stainless steel sleeve. The electric conduction silica gel sections and the insulation silicon rubber pipe sections are distributed and coated outside the water temperature and water level sensing circuit at intervals, the electric conduction silica gel section at the outmost end serves as a public electrode, all electric conduction silica gel sections are connected with the water temperature and water level sensing circuit, the stainless steel sleeve is a through tube, a water hole is arranged on the outer wall of the stainless steel sleeve, the stainless steel sleeve is sleeved outside the electric conduction silica gel sections and the insulation silicon rubber pipe sections, and the outer end of the stainless steel sleeve serves as a public electrode to be tightly connected with the electric conduction silica gel sections. The insulation silicon rubber pipe sections and the electric conduction silica gel sections are tightly connected to guarantee work stability of the sensor. The end of the stainless steel sleeve can be directly sleeved on the public electrode, so that the water temperature and water level sensor is convenient to install, removes connection parts and reduces production cost.
Description
Technical field
The utility model relates to a kind of water-temperature water-level sensor, specifically a kind ofly is used to detect the particularly sensor of water-temperature water-level in the solar water heater water tank of water heater.
Background technology
Water-temperature water-level sensor is arranged in the water heater water tank of (comprising solar water heater), be used to detect water temperature and water level in the water tank, its structure generally comprises the water-temperature water-level sensing circuit, the stainless steel sensor pipe, silica gel section and stainless steel sleeve pipe, stainless steel sensor pipe spacer sleeve also is connected with circuit respectively in water-temperature water-level sensing circuit outside, the silica gel section is connected between adjacent two stainless steel sensor pipes, be full of silica gel in stainless steel sensor pipe inside, silica gel and silica gel section form one, the stainless steel sleeve pipe is located at the outside of stainless steel sensor pipe and silica gel section, and its top links to each other with the stainless steel sensor pipe of outermost side.In the use, because of the two ends of silica gel section are enclosed within on the inwall of stainless steel sensor pipe, and silica gel is softer, and splitting easily and cause into water in the junction of silica gel section and stainless steel sensor pipe, thereby has influenced the operate as normal of water-temperature water-level sensor.Simultaneously, because the top of stainless steel sleeve pipe links to each other by screw with the stainless steel sensor pipe of outermost side, not only connect trouble, and cost is higher relatively.
Summary of the invention
Technical problem to be solved in the utility model is to propose a kind of good operating stability, water-temperature water-level sensor easy to connect, lower-cost.
For solving the problems of the technologies described above, a kind of water-temperature water-level sensor of the utility model comprises the water-temperature water-level sensing circuit, the electrically insulating silicone rubber pipeline section, electric silica gel section and stainless steel sleeve pipe, described electric silica gel section and the electrically insulating silicone rubber pipeline section outside that is coated on described water-temperature water-level sensing circuit spaced apart, what be positioned at the outermost side is the electric silica gel section, this electric silica gel section is a public electrode, described each electric silica gel section links to each other with described water-temperature water-level sensing circuit, described stainless steel sleeve pipe is a siphunculus, offer the water hole on its outer wall, it is sheathed on described electric silica gel section and electrically insulating silicone rubber pipeline section outside, and the outer end of described stainless steel sleeve pipe closely links to each other with described electric silica gel section as public electrode.
Above-mentioned a kind of water-temperature water-level sensor, the outer wall of described electrically insulating silicone rubber pipeline section is provided with support protrusion.
Above-mentioned a kind of water-temperature water-level sensor, it also includes one and thoroughly does away with the edge fiberglass tubes, described water-temperature water-level sensing circuit comprises water temperature sensing branch road and water level sensing branch road, described water temperature sensing branch road is located in the described insulation fiberglass tubes, described water level sensing branch road comprises resistance and the spring that is cascaded, each resistance is located at the outside corresponding to the described insulation fiberglass tubes of each described electrically insulating silicone rubber pipeline section respectively, each spring is sheathed on the outside corresponding to the described insulation fiberglass tubes of each described electric silica gel section respectively, described each electrically insulating silicone rubber pipeline section and electric silica gel section are located at the outside of described water-temperature water-level sensing circuit and insulation fiberglass tubes, and the diameter of described electrically insulating silicone rubber pipeline section is greater than the diameter of described electric silica gel section.
Above-mentioned a kind of water-temperature water-level sensor, the described electrically insulating silicone rubber pipeline section of medial extremity is a wedge shape.
Above-mentioned a kind of water-temperature water-level sensor, it also includes the support plug, and described support plug is located at the inside of described electrically insulating silicone rubber pipeline section and electric silica gel section.
The utility model is owing to adopted technique scheme, and fine and close linking to each other between electrically insulating silicone rubber pipeline section and the electric silica gel section, the junction is difficult for splitting and leaks, and has avoided water to enter sensor internal, thereby has guaranteed the stability of working sensor.The end of stainless steel sleeve pipe directly is sheathed on the public electrode, and is not only easy for installation, and by saving web members such as copper spare and screw, reduced production cost.Set support protrusion can guarantee that electric silica gel section and stainless steel sleeve pipe thoroughly separate on the electrically insulating silicone rubber pipeline section outer wall.The diameter of electrically insulating silicone rubber pipeline section is greater than the diameter of electric silica gel section, can make the water-temperature water-level sensing circuit particularly wherein resistance can be insulated the silicon rubber pipeline section and envelope fully, of long duration can not expose yet.Support plug (as the glass rod or put the epoxy resin rod) and can allow sensor inner core straight elevator, thereby further strengthen the reliability of its support.
Description of drawings
Fig. 1 is the broken section inner structure synoptic diagram of the utility model water-temperature water-level sensor.
Embodiment
As shown in Figure 1, the utility model water-temperature water-level sensor comprises water-temperature water-level sensing circuit 1, electrically insulating silicone rubber pipeline section 2, electric silica gel section 3, stainless steel sleeve pipe 4 and insulation fiberglass tubes 5, electric silica gel section 3 and electrically insulating silicone rubber pipeline section 2 are distributed in the outside of water-temperature water-level sensing circuit 1, what be positioned at the outermost side is electric silica gel section 31, and this electric silica gel section 31 is a public electrode.The outer wall of each electrically insulating silicone rubber pipeline section 2 is provided with four support protrusion 42 that are cross distribution.The electrically insulating silicone rubber pipeline section 21 of medial extremity is a wedge shape.Stainless steel sleeve pipe 4 is a siphunculus, offers water hole 41 on its outer wall.Stainless steel sleeve pipe 4 is sheathed on the outside of electric silica gel section 3 and electrically insulating silicone rubber pipeline section 2, and the outer end of stainless steel sleeve pipe 4 closely links to each other with electric silica gel section 31 as public electrode, and the inner of stainless steel sleeve pipe 4 links to each other with electrically insulating silicone rubber pipeline section 21.During socket, earlier the outer end of stainless steel sleeve pipe 4 is inserted in from electrically insulating silicone rubber pipeline section 21, closely is fixed on electric silica gel section 31 places at last.Water-temperature water-level sensing circuit 1 comprises water temperature sensing branch road 11 and water level sensing branch road 12, and water temperature sensing branch road 11 is located in the insulation fiberglass tubes 5.Water level sensing branch road 12 comprises resistance R and the spring 13 that is cascaded, each resistance R is located at the outside corresponding to the insulation fiberglass tubes 5 of each the electrically insulating silicone rubber pipeline section 2 except that electrically insulating silicone rubber pipeline section 21 respectively, each spring 13 is sheathed on the outside corresponding to the insulation fiberglass tubes 5 of each electric silica gel section 3 respectively, each electrically insulating silicone rubber pipeline section 2 and electric silica gel section 3 are located at the outside of water-temperature water-level sensing circuit 1 and insulation fiberglass tubes 5, and the diameter of electrically insulating silicone rubber pipeline section 2 is greater than the diameter of electric silica gel section 3.
In the utility model structure, for making sensor inner core straight elevator, can place glass rod or epoxy resin rod as supporting plug in the middle of electrically insulating silicone rubber pipeline section 2 and electric silica gel section 3, water-temperature water-level sensing circuit 1 can be connected and support on the plug.This is the known technology of this area, so description of drawings no longer separately.
Claims (5)
1. water-temperature water-level sensor, comprise the water-temperature water-level sensing circuit, electrically insulating silicone rubber pipeline section and stainless steel sleeve pipe, it is characterized in that, it also comprises the electric silica gel section, described electric silica gel section and the electrically insulating silicone rubber pipeline section outside that is coated on described water-temperature water-level sensing circuit spaced apart, what be positioned at the outermost side is the electric silica gel section, this electric silica gel section is a public electrode, described each electric silica gel section links to each other with described water-temperature water-level sensing circuit, described stainless steel sleeve pipe is a siphunculus, offer the water hole on its outer wall, it is sheathed on described electric silica gel section and electrically insulating silicone rubber pipeline section outside, and the outer end of described stainless steel sleeve pipe closely links to each other with described electric silica gel section as public electrode.
2. a kind of water-temperature water-level sensor as claimed in claim 1 is characterized in that the outer wall of described electrically insulating silicone rubber pipeline section is provided with support protrusion.
3. a kind of water-temperature water-level sensor as claimed in claim 1 or 2, it is characterized in that, it also includes one and thoroughly does away with the edge fiberglass tubes, described water-temperature water-level sensing circuit comprises water temperature sensing branch road and water level sensing branch road, described water temperature sensing branch road is located in the described insulation fiberglass tubes, described water level sensing branch road comprises resistance and the spring that is cascaded, each resistance is located at the outside corresponding to the described insulation fiberglass tubes of each described electrically insulating silicone rubber pipeline section respectively, each spring is sheathed on the outside corresponding to the described insulation fiberglass tubes of each described electric silica gel section respectively, described each electrically insulating silicone rubber pipeline section and electric silica gel section are located at the outside of described water-temperature water-level sensing circuit and insulation fiberglass tubes, and the diameter of described electrically insulating silicone rubber pipeline section is greater than the diameter of described electric silica gel section.
4. a kind of water-temperature water-level sensor as claimed in claim 1 or 2 is characterized in that, the described electrically insulating silicone rubber pipeline section of medial extremity is a wedge shape.
5. a kind of water-temperature water-level sensor as claimed in claim 1 or 2 is characterized in that it also includes the support plug, and described support plug is located at the inside of described electrically insulating silicone rubber pipeline section and electric silica gel section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220713343 CN203083655U (en) | 2012-12-21 | 2012-12-21 | Water temperature and water level sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220713343 CN203083655U (en) | 2012-12-21 | 2012-12-21 | Water temperature and water level sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203083655U true CN203083655U (en) | 2013-07-24 |
Family
ID=48829481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220713343 Expired - Fee Related CN203083655U (en) | 2012-12-21 | 2012-12-21 | Water temperature and water level sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203083655U (en) |
-
2012
- 2012-12-21 CN CN 201220713343 patent/CN203083655U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130724 Termination date: 20151221 |
|
| EXPY | Termination of patent right or utility model |