CN201666676U - Side arranging type solar water heater sensor - Google Patents
Side arranging type solar water heater sensor Download PDFInfo
- Publication number
- CN201666676U CN201666676U CN2009202948198U CN200920294819U CN201666676U CN 201666676 U CN201666676 U CN 201666676U CN 2009202948198 U CN2009202948198 U CN 2009202948198U CN 200920294819 U CN200920294819 U CN 200920294819U CN 201666676 U CN201666676 U CN 201666676U
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- China
- Prior art keywords
- water
- level
- copper pipe
- adapter sleeve
- shrinkable
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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.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
A side arranging type solar water heater sensor comprises a fixing sleeve and a circuit board, characterized in that, also comprises a casing tube assembly which is connected with the sensor body by a connecting sleeve arranged in the fixing sleeve, the casing tube assembly comprises inner layer copper pipes sleeved outside the circuit board at intervals, a thermal shrinkage casing tube arranged between adjacent inner layer copper pipes and outer layer stainless steel tubes sleeved outside the thermal shrinkage casing tube, the inner layer copper pipes are communicated with a water level water temperature control circuit to form a water level electrode. Compared to the prior art, the utility model adopts the mode of arranging the water tank from the side, and implements the fixing and connecting of the casing tube assembly by the fixing sleeve and the connecting sleeve, the mounting is simple, and the maintaining is convenient; the connecting sleeve is taken as the part for implementing the connection of the outer layer stainless steel tube and the casing tube assembly, during being mounted, the casing tube assembly, the connecting sleeve and the outer layer stainless steel tube can be connected into a whole without welding, the operation is simple, and the connection is convenient.
Description
Technical field
The utility model relates to a kind of sensor device, particularly relates to a kind of being installed in and is used for the sensor that water-level and water-temperature detects in the solar water heater.
Background technology
To be the energy that utilizes the sun be heated to the device of high-temperature with water from low temperature with solar water heater, is a kind of heat energy product.Common solar water heater generally is made up of all-glass vacuum thermal-collecting tube, storage tank, support and related accessories, water heater relies on glass heat-collecting vacuum tube that solar energy is converted to heat energy, thermal-collecting tube is subjected to solar radiation surface temperature height, thermal-collecting tube opaco temperature is low, and water just produces temperature difference reaction in the pipe, the principle of utilizing hot water come-up cold water to sink makes the water generates microcirculation and reaches required hot water.
Solar water heater need detect to control the heating-up temperature and the heat time heating time of water heater water level in the water tank and water temperature.Usually, be provided with water-temperature water-level sensor in the water heater and detect water tank temperature and water level height, if any the patent No. is that the Chinese utility model patent " water-temperature water-level sensor on a kind of solar water heater " of ZL200820204172.0 discloses a kind of like this sensor, it comprises the water-temperature water-level sensor circuit that is connected with sensor, described water-temperature water-level sensor circuit is enclosed in the insulating resin, the outer spacer sleeve of described insulating resin is equipped with the stainless steel sleeve pipe that is connected with the water-temperature water-level sensor circuit, is connected with the silica gel circle between described adjacent two stainless steel sleeve pipes.But above-mentioned patent when circuit board breaks down when maybe needing to change, just must be destroyed whole epoxy resin layer because whole sensor circuit is enclosed in the insulating resin, wastes time and energy maintenance difficult.
In order to improve the security that water heater uses, the sensor that just like the patent No. is the utility model patent " underneath type sensor " of ZL200420084033.0 immerses high temperature resistant part in the water, circuit board section is away from water source and high-temperature water tank, sensor is to insert the water tank from the bottom, compact conformation, but the sensor measurement water level of this patent and the water level pipe of temperature and temperature-sensitive pipe are directly to expose in water, be easy to wearing and tearing and accumulation dirt, and, because be that underneath type is installed, be sealed in silicone rubber O-ring between the preformed hole of sensor holder and water tank bottom in that use long afterwards can be because of aging, oxidation and wearing and tearing, water will ooze out from the gap between the preformed hole of sensor holder and water tank bottom, cause the damage of circuit board, cause whole sensor to be damaged and influence the use of water heater; If the underneath type sensor breaks down in using, repair and replacement are also pretty troublesome; The underneath type sensor can't be installed on the top is domatic house in addition, and this has also limited it and has been extensive use of.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of sensor for solar water heater simple, easy to maintenance and that manufacturing cost is cheaper of installing at above-mentioned prior art present situation.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: this side-mounted sensor for solar water heater includes
Fixed cover is installed in the water tank sidepiece of solar water heater, is provided with the cable tail that links to each other with sensor body in this fixed cover; And
Circuit board is packaged with the water-level and water-temperature control circuit that is electrically connected with cable tail, and the top of this circuit board connects the heat conduction copperhead, also is connected with water level resistance and NTC temperature detecting resistance on this circuit board;
It is characterized in that: also include thimble assembly, this thimble assembly links to each other with described sensor body by an adapter sleeve that is arranged in the described fixed cover, and described thimble assembly includes internal layer copper pipe, the heat-shrinkable T bush between adjacent described internal layer copper pipe that the compartment of terrain is socketed in described circuit board outside and is socketed in the described internal layer copper pipe of outer stainless steel tube outside the described heat-shrinkable T bush and described water-level and water-temperature control circuit is connected and forms level electrode.
In order further to improve the support strength and the corrosion resistance of sensor, thimble assembly of the present invention adopts the multiple layer of copper tubular construction, as preferably, described thimble assembly also includes time internal layer copper pipe, described internal layer copper pipe is set in outside the described internal layer copper pipe and with described water-level and water-temperature control circuit and is connected, and connects by described heat-shrinkable T bush between the described time adjacent internal layer copper pipe; And, also be arranged with the middle level copper pipe outside the described heat-shrinkable T bush, be arranged with outer heat-shrinkable T bush again outside the copper pipe of described middle level.
In order to improve the accuracy of measurement, satisfy measurement demand to different water levels, described thimble assembly can be designed to multistage level electrode (secondary or more than the secondary), as preferably, the present invention adopts the level Four level electrode, wherein, be first order level electrode between adjacent two the described outer heat-shrinkable T bush near described copperhead setting, be fourth stage level electrode near adapter sleeve.
For the ease of the reliability that connects and improve the location is installed; described fixed cover has first large-diameter portion and first minor diameter part; the inwall of this fixed cover is formed with shoulder in first at the interface place of first large-diameter portion and first minor diameter part; described adapter sleeve has second large-diameter portion and second minor diameter part; the outer wall of this adapter sleeve is takeed on outside the interface place of second large-diameter portion and second minor diameter part is formed with; wherein; the outer shoulder of described adapter sleeve is resisted against on the first interior shoulder of described fixed cover; and; for further protection and attached cable go between; in described fixed cover, also be provided with a cable protective sleeve that is used to connect described cable tail and described adapter sleeve; this cable protective sleeve has the third-largest footpath portion and the 3rd minor diameter part; the inwall of this cable protective sleeve is formed with shoulder in second at the interface place of the third-largest footpath portion and the 3rd minor diameter part; and; described cable tail is contained in the minor diameter part of described adapter sleeve, and the second interior shoulder of the end of described adapter sleeve and this cable protective sleeve offsets.
Compared with prior art, advantage of the present utility model is: this sensor for solar water heater adopts and inserts water tank from the side and realize and being fixedly linked of thimble assembly by fixed cover and adapter sleeve, installs simple, easy to maintenance and cheap for manufacturing cost; And, the utility model is by the attaching parts of adapter sleeve as outer stainless steel tube of realization and thimble assembly, when sensor breaks down, easy to maintenance, maintenance cost is low, is encapsulated in circuit board in the outer stainless steel tube and can also passes adapter sleeve and be electrically connected with the cable tail of external sensor, when mounted, need not welding and just can very easily thimble assembly, adapter sleeve and outer stainless steel tube be connected as one, operate more simply, connect more convenient.
Description of drawings
Fig. 1 is the perspective view of the utility model embodiment.
Fig. 2 is the three-dimensional exploded view of the utility model embodiment.
Fig. 3 is the sectional arrangement drawing of the utility model embodiment.
Fig. 4 is the partial perspective cutaway view (fixedly rubber sleeve is connected with wiring board) of the utility model embodiment.
Fig. 5 is the partial perspective cutaway view (first order level electrode is connected with copperhead) of the utility model embodiment.
Fig. 6 is the level electrode structural representation of the utility model embodiment.
The specific embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
As Fig. 1～shown in Figure 6, be specific embodiment of the utility model, the sensor of this solar water heater adopts side-mounted mounting means, sensor includes and can cooperate the rubber fixed cover of installing 1 with the water tank side of solar water heater, be provided with rubber adapter sleeve 6 and cable protective sleeve 7 in the fixed cover 1, also include cable tail 2 and circuit board 3, cable tail 2 links to each other with sensor body, circuit board 3 and cable tail 2 are for being electrically connected, circuit board 3 is one to be packaged with the printed board of water-level and water-temperature control circuit, the welded top of circuit board 3 has a copperhead 31, also is welded with NTC resistance (negative tempperature coefficient thermistor) and four water level resistance on the circuit board 3;
Wherein, fixed cover 1 has first large-diameter portion 11 and first minor diameter part 12, the inwall of this fixed cover 1 is formed with shoulder 13 in first at the interface place of first large-diameter portion and first minor diameter part, the outer wall of this fixed cover 1 is formed with step surface 14 at the interface place of first large-diameter portion and first minor diameter part, has inlet opening 141 on the step surface;
And, in fixed cover 1, also be provided with a cable protective sleeve 7 that is used for stube cable lead-in wire 2 and adapter sleeve 6, this cable protective sleeve 7 has the third-largest footpath portion 71 and the 3rd minor diameter part 72, the inwall of this cable protective sleeve 7 is formed with shoulder 73 in second at the interface place of the third-largest footpath portion and the 3rd minor diameter part, cable tail 2 is contained in the minor diameter part of adapter sleeve 6, and the second interior shoulder 73 of the end of adapter sleeve 6 and this cable protective sleeve 7 offsets;
The compartment of terrain is arranged with internal layer copper pipe 41 and inner layer stainless steel tube 42 outside the circuit board 3, inner layer stainless steel tube 42 is set in outside the internal layer copper pipe 41, connect by heat-shrinkable T bush 43 between the internal layer adjacent stainless steel tube 42, and, internal layer copper pipe 41 and inner layer stainless steel tube 42 be welded on respectively on the circuit board 3 and and the water-level and water-temperature control circuit be connected and form level electrode; For support force that further strengthens sensor and the resistance to corrosion that improves circuit board, outside heat-shrinkable T bush 43, also be socketed with middle level copper pipe 44, be socketed with outer heat-shrinkable T bush 45 outside the middle level copper pipe 44 again.
Present embodiment has the level Four level electrode, between close adjacent two outer heat-shrinkable T bush of copperhead 31 is first order level electrode A, between close adjacent two outer heat-shrinkable T bush of rubber adapter sleeve 6 is fourth stage level electrode D, between first order level electrode A and fourth stage level electrode D, be followed successively by second level level electrode B and the 3rd utmost point level electrode C, between two adjacent level electrodes by from-inner-to-outer be set in outside the circuit board 3 internal layer copper pipe 41, inner layer stainless steel tube 42, heat-shrinkable T bush 43, middle level copper pipe 44 and outer heat-shrinkable T bush 45 and the thimble assembly formed separates;
The outside of level Four level electrode also is socketed with an outer stainless steel tube 5 jointly, outer stainless steel tube 5 circumferentially offers inlet opening 51 respectively on the edge, position near top and bottom, adopt screw to fix between outer stainless steel tube 5 and the copperhead 31, outer stainless steel tube 5 not only plays the effect of protection level electrode, also play the effect of fixedlying connected with copperhead 31, insert among the outer stainless steel tube 5 large-diameter portion 61 ends of adapter sleeve 6, circuit board 3 passes adapter sleeve 6 and is electrically connected with cable tail 2, and, outside near the also adjacent outer heat-shrinkable T bush 45 of adapter sleeve 61 settings, also be arranged with positioning sleeve 451 with fourth stage level electrode D, this positioning sleeve 451 can strengthen the location of thimble assembly, can reduce circuit board rocking in outer stainless steel tube 5;
Because the structure that the circuit board 3 of present embodiment has adopted the multilayer copper pipe to coat; make the support of whole sensor be not easy distortion more effectively; and; what the heat-shrinkable T bush 43 of present embodiment between inner layer stainless steel tube 42 and middle level copper pipe 44 adopted is double wall heat Heat-Shrinkable Tubings (also can adopt the ordinary hot Heat-Shrinkable Tubings); this double wall heat Heat-Shrinkable Tubings is except that the insulating protection that the ordinary hot Heat-Shrinkable Tubings is provided; also can provide functions such as waterproof, protection against the tide, seal protection and against shock, for circuit board provides better anti-corrosion protection.
Present embodiment makes sensor that good support strength and decay resistance be arranged owing to adopted multilayer copper pipe and stainless steel tube technology, has adopted double-deck elevated temperature heat Heat-Shrinkable Tubings technology, can guarantee not inwardly infiltration of sensor; And sensor adopts the side mounting means, and installation and maintenance are very convenient, when also having overcome solar water container and being placed on the domatic roof, because the too small difficult problem that causes bottom-mounted sensor for solar water heater to install in water tank bottom space; In addition, in the present embodiment, tube connector 6 and stationary pipes 1 adopt the rubber material respectively, and non-metallic material has reduced manufacturing cost.
Claims (4)
1. a side-mounted sensor for solar water heater includes
Fixed cover (1) is installed in the water tank sidepiece of solar water heater, is provided with the cable tail (2) that links to each other with sensor body in this fixed cover; And
Circuit board (3) is packaged with and water-level and water-temperature control circuit that cable tail (2) is electrically connected, and the top of this circuit board (3) connects heat conduction copperhead (31), also is connected with water level resistance and NTC temperature detecting resistance on this circuit board (3);
It is characterized in that: also include thimble assembly, this thimble assembly links to each other with described sensor body by an adapter sleeve (6) that is arranged in the described fixed cover, and described thimble assembly includes internal layer copper pipe (41) that the compartment of terrain is socketed in described circuit board outside, be positioned at the heat-shrinkable T bush (43) between the adjacent described internal layer copper pipe (41) and be socketed in the described internal layer copper pipe of outer stainless steel tube (5) (41) outside the described heat-shrinkable T bush (43) and described water-level and water-temperature control circuit is connected and forms level electrode.
2. side-mounted sensor for solar water heater according to claim 1, it is characterized in that: described thimble assembly also includes time internal layer copper pipe (42), described internal layer copper pipe (42) is set in outside the described internal layer copper pipe (41) and with described water-level and water-temperature control circuit and is connected, and connects by described heat-shrinkable T bush (43) between the described time adjacent internal layer copper pipe; And, also be arranged with middle level copper pipe (44) outside the described heat-shrinkable T bush (43), be arranged with outer heat-shrinkable T bush (45) outside the described middle level copper pipe (44) again.
3. side-mounted sensor for solar water heater according to claim 1, it is characterized in that: described thimble assembly has the level Four level electrode, wherein, between adjacent two described outer heat-shrinkable T bush near described copperhead (31) setting is first order level electrode (A), is fourth stage level electrode (D) near adapter sleeve (6).
4. according to the described side-mounted sensor for solar water heater of arbitrary claim in the claim 1～3; it is characterized in that: described fixed cover (1) has first large-diameter portion (11) and first minor diameter part (12); the inwall of this fixed cover (1) is formed with shoulder (13) in first at the interface place of first large-diameter portion and first minor diameter part; described adapter sleeve (6) has second large-diameter portion (61) and second minor diameter part (62); the outer wall of this adapter sleeve (6) is takeed on (63) outside the interface place of second large-diameter portion and second minor diameter part is formed with; wherein; the outer shoulder (63) of described adapter sleeve (6) is resisted against on the first interior shoulder (13) of described fixed cover (1); and; in described fixed cover (1), also be provided with a cable protective sleeve (7) that is used to connect described cable tail (2) and described adapter sleeve; this cable protective sleeve (7) has the third-largest footpath portion (71) and the 3rd minor diameter part (72); the inwall of this cable protective sleeve (7) is formed with shoulder (73) in second at the interface place of the third-largest footpath portion and the 3rd minor diameter part; and; described cable tail (2) is contained in the minor diameter part of described adapter sleeve (6), and the second interior shoulder (73) of the end of described adapter sleeve (6) and this cable protective sleeve (7) offsets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202948198U CN201666676U (en) | 2009-12-17 | 2009-12-17 | Side arranging type solar water heater sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202948198U CN201666676U (en) | 2009-12-17 | 2009-12-17 | Side arranging type solar water heater sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201666676U true CN201666676U (en) | 2010-12-08 |
Family
ID=43267635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202948198U Expired - Fee Related CN201666676U (en) | 2009-12-17 | 2009-12-17 | Side arranging type solar water heater sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201666676U (en) |
-
2009
- 2009-12-17 CN CN2009202948198U patent/CN201666676U/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 | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Cixi Wanneng Electronics Co., Ltd. Assignor: Ningbo New-morning Green Lighting Technology Co., Ltd. Contract record no.: 2012330000481 Denomination of utility model: Side arranging type solar water heater sensor Granted publication date: 20101208 License type: Exclusive License Record date: 20120829 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101208 Termination date: 20131217 |