CN202928069U - Liquid heater - Google Patents
Liquid heater Download PDFInfo
- Publication number
- CN202928069U CN202928069U CN 201220523948 CN201220523948U CN202928069U CN 202928069 U CN202928069 U CN 202928069U CN 201220523948 CN201220523948 CN 201220523948 CN 201220523948 U CN201220523948 U CN 201220523948U CN 202928069 U CN202928069 U CN 202928069U
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- China
- Prior art keywords
- heater
- liquid heater
- water
- ptc
- water stream
- 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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- 239000007788 liquid Substances 0.000 title claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 73
- 238000010438 heat treatment Methods 0.000 claims abstract description 33
- 229910052751 metal Inorganic materials 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims abstract description 11
- 229910052782 aluminium Inorganic materials 0.000 claims description 17
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 16
- 206010037660 Pyrexia Diseases 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 3
- 238000005485 electric heating Methods 0.000 abstract 1
- 238000004134 energy conservation Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 239000008236 heating water Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 229910002113 barium titanate Inorganic materials 0.000 description 1
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 238000010010 raising Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
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Abstract
The utility model provides a liquid heater which comprises a metal shell body and a heating body, wherein at least two water flow channels are horizontally arranged in the heating body at intervals, and a mounting groove is arranged between two adjacent current channels along the horizontal direction. An electric heating element is arranged in the mounting groove, and sealing end covers are respectively arranged on two side ends of the heating body. A water inlet pipe and a water outlet pipe are respectively connected on the two sealing end covers, respectively communicated with two end openings of the water flow channels, and extend to the outer side of the shell body. The liquid heater has the advantages of being safe, energy-saving, and efficient.
Description
Technical field
The utility model relates to a kind of liquid heater, relates in particular to a kind of liquid heater that can be applicable to electric automobile and family's circulating water heating.
Background technology
The conventional engines car can utilize heat that engine produces to make to keep enough temperature in car, and electric automobile is because arranging engine, so the car air-conditioner heating thermal source heater that must have an electricity consumption to generate heat.
Electric automobile heating thermal source is all to add hot-air in the market, blows in car through the air channel, realizes air-conditioning heating function.But because air heater is arranged in the plastics air channels, narrow space, thermal diffusivity is not ideal enough; And the heater table temperature surpasses 200 ℃, heats for a long time plastics air channel fusing and fire to occur, and human body is produced serious potential safety hazard; Add that installing space limits, heater power can't be done greatly, can not meet the demand of severe cold weather heating temperature.Therefore need a kind of safety, energy-conservation, efficient liquid heater.
The utility model content
Technical problem to be solved in the utility model is the defective that overcomes prior art, provides a kind of safe, energy-conservation, efficient, can be applicable to the liquid heater of electric automobile and family's circulating water heating.
For achieving the above object, the utility model provides a kind of liquid heater, it is characterized in that, described liquid heater comprises: metal shell; Heater, has the water stream channel that at least two horizontal intervals arrange in described heater, along continuous straight runs offers mounting groove between two adjacent described water stream channels, is provided with electrical heating elements in described mounting groove, is respectively equipped with end cover in the two side ends of described heater; Water inlet pipe and outlet pipe are connected on two described end covers, and described water inlet pipe and described outlet pipe are connected with the two-port of described water stream channel respectively, and described water inlet pipe and described outlet pipe extend to described hull outside.
Liquid heater as above, wherein, described heater is arranged side by side by at least two PTC fire-bars and forms.
Liquid heater as above, wherein, described PTC fire-bar comprises the strip aluminum pipe, be provided with several PTC fever tablets and potsherd and metal electrode board bonding in described aluminum pipe, the outer wrap of described aluminum pipe has insulation film, and described PTC fever tablet is connected with circumscripted power line by metal electrode.
Liquid heater as above wherein, is provided with control circuit board in described housing, described control circuit board is connected by holding wire with described PTC fire-bar, and the connected sum of controlling described PTC fire-bar and external power supply by described control circuit board disconnects.
Liquid heater as above wherein, is provided with the current inductor on described water inlet pipe.
Liquid heater as above wherein, is fitted with the water temperature inductor that extends at least one described water stream channel on the outer wall of described heater.
Liquid heater as above, wherein, the two side ends of the water stream channel that described at least two horizontal intervals arrange is respectively equipped with the oblique flow section with constant slope, and the described oblique flow section of each side of each water stream channel merges together.
Liquid heater as above, wherein, described heater is the aluminum heater, applies or be enclosed with heat-barrier material at described heater outer surface.
Liquid heater as above, wherein, described end cover is the aluminum end cover.
Owing to adopting technique scheme, the utlity model has following beneficial effect:
Compare with existing heater, the utility model adopts the PTC fire-bar as electrical heating elements, has safety, and is energy-conservation, efficiently advantage.
Description of drawings
Fig. 1 is the structural representation of the utility model liquid heater;
Fig. 2 is the cross-sectional view of the utility model liquid heater;
Fig. 3 is the cross-sectional view at end cover of the present utility model place;
Fig. 4 is the structural representation of PTC fire-bar of the present utility model.
Mark the following drawings mark thereon by reference to the accompanying drawings:
The 1-housing; The 2-heater; The 21-water stream channel; The 22-mounting groove; The 23-PTC fire-bar; The 24-aluminum pipe; The 25-PTC fever tablet; 26-oblique flow section; The 3-control circuit board; 4 water inlet pipes; The 5-outlet pipe; The 6-end cover; 7-current inductor; 8-water temperature inductor.
The specific embodiment
As shown in Figures 1 to 4, the liquid heater that the utility model proposes, comprise metal shell 1, heater 2, control circuit board 3, water inlet pipe 4 and outlet pipe 5, has the water stream channel 21 that two horizontal intervals arrange in heater 2, make the current heater 2 of flowing through, certainly, also can be according to the size of actual requirement and heater 2, the horizontal interval arranges three or more water stream channels 21.Along continuous straight runs offers mounting groove 22 between two adjacent water stream channels 21, is used for the electrical heating elements that at least two PTC fire-bars 23 consist of is installed side by side, like this when current are flowed through heater 2, by PTC fire-bar 23 heat temperature raisings.Two side ends at heater 2 is respectively equipped with end cover 6, guarantees the sealing of water stream channel 21.Water inlet pipe 4 and outlet pipe 5 are connected on two end covers 6, and water inlet pipe 4 and outlet pipe 5 are connected with the two-port of water stream channel 21 respectively, and water inlet pipe 4 and outlet pipe 5 extend to housing 1 outside, flow into and flow out housing 1 thereby make current pass through water inlet pipe 4 and outlet pipe 5.Compare with existing heater, the utility model adopts PTC fire-bar 23 as electrical heating elements, has safety, and is energy-conservation, efficiently advantage.The quantity of water stream channel 21 of the present utility model also can be selected many according to actual needs, and this utility model is not restricted.
Wherein, as shown in Figure 4, PTC fire-bar 23 comprises strip aluminum pipe 24, be provided with several PTC fever tablets 25 and potsherd and metal electrode board bonding in aluminum pipe 24, the outer wrap of aluminum pipe 24 has insulation film (polyimides), and PTC fever tablet 25 is connected with circumscripted power line by metal electrode, and the PTC fever tablet adopts the barium titanate electron ceramic material, each element is placed in aluminum pipe and closely connects, and realizes heating function.The concrete structure of PTC fever tablet 25 and heating principle are prior art, are not described in detail at this.
As shown in Figure 1, be provided with control circuit board 3 in housing 1, this control circuit board 3 is connected by holding wire with PTC fire-bar 23, and the connected sum of controlling PTC fire-bar 23 and external power supply by control circuit board 3 disconnects, and controls thereby reach the purpose that varying number PTC fire-bar 23 heats.
Further, as shown in Figure 1, be provided with current inductor 7 on water inlet pipe 4.When current passed through water inlet pipe 4, current inductor 7 was sensed current and is fed back to system, and system command starts heating work to 23 power supplies of PTC fire-bar.Current inductor 7 is by on the end cover 6 that is threaded onto water stream channel 21, can prevent that water pump from not working, the anhydrous heating strip dry combustion method of water channel.
Further, as shown in Figure 1, be fitted with the water temperature inductor 8 that extends at least one water stream channel 21 on the outer wall of heater.Water temperature inductor 8 is contained in water stream channel 21, directly contact with water the variation that can effectively respond to water temperature, outlet pipe 5 is by being threaded onto on the water flow passage left cover, two installing holes are respectively arranged on left and right end cover 6, whole heater 2 is arranged on metal shell 1 by screw, control circuit board 3 is connected with PTC fire-bar 23 by wire, wherein three, article two, each group, two inductors 7,8 are connected on control circuit board 3 by holding wire, control circuit board 3 is arranged on housing 1 by screw, is connected respectively to power interface and signaling interface by wire and holding wire.
Further, as shown in Figure 3, the two side ends of the water stream channel 21 that arranges two horizontal intervals is respectively equipped with the oblique flow section 26 with constant slope, the oblique flow section 26 of each side of each water stream channel 21 merges together, make up and down two water flow passage can be incorporated into entery and delivery port by two oblique flow sections 26, can effectively take away the heat of heater.
In the utility model, heater 2 is the aluminum heater, applies or be enclosed with heat-barrier material at heater 2 outer surfaces.End cover 6 is the aluminum end cover.
The utility model is for the heating thermal source of electric automobile and the heating equipment of the electricity consumption high-efficiency heating water of developing.This heater adopts the PTC heating element heater of electricity heating, and the heat in heating element heater is sent to cooling water tank, makes the water heating in water tank, to radiator, through heat emission fan, heat is sent to the air channel to car through the current roads.
The utility model in use, five PTC fire-bars 23 are clipped in the middle of water flow passage 21, water flows through from fire-bar 23 both sides, the heat of efficient absorption fire-bar, five fire-bars 23 change the sets of numbers of heating strips 23 synthetic five, three and two heating by control circuit board 3 can classification switch the heating ability.PTC fire-bar 23 is low at low-temperature space resistance, and electric current is by producing heat, and along with temperature raises, resistance increases gradually, the difficult circulation of electric current, and caloric value decreases, and this characteristic conforms automobile heating performance requirement is at the high heating performance of severe cold weather low-temperature space.The voltage of control system is 12V.DC, opens heating signal when the outside, and system opens external water pump and starts working, and when current inductor 7 had been sensed current and passed through, the system that feeds back to is 23 energising (320V.DC) work of system command PTC fire-bar after 3 seconds; When the water temperature of heating water runner 21 reached 70 ℃, water temperature inductor 8 was sensed water temperature and is fed back to system, and control circuit board 3 control systems disconnect three fire-bars, and two other works on; Five fire-bars all disconnect when heater water flow passage 21 water temperatures surpass 85 ℃; When water temperature dropped to 70 ℃ again, two heating strips were worked again, and water temperature is remained between 70 ℃～85 ℃; When system receive disconnect heating signal after, 23 outages of PTC fire-bar, stopped heating work, water pump time-delay running made the water temperature in water channel drop to below 70 ℃ in 60 seconds or the water temperature inductor sense water temperature and drop to below 70 ℃ after water pump quit work.
It should be noted that at last: above embodiment is only in order to illustrate the utility model and the described technical scheme of unrestricted the utility model; Therefore, although this specification has been described in detail the utility model with reference to each above-mentioned embodiment,, those of ordinary skill in the art should be appreciated that still and can modify or be equal to replacement the utility model; And all do not break away from technical scheme and the improvement thereof of spirit and scope of the present utility model, and it all should be encompassed in claim scope of the present utility model.
Claims (9)
1. a liquid heater, is characterized in that, described liquid heater comprises:
Metal shell;
Heater, has the water stream channel that at least two horizontal intervals arrange in described heater, along continuous straight runs offers mounting groove between two adjacent described water stream channels, is provided with electrical heating elements in described mounting groove, is respectively equipped with end cover in the two side ends of described heater;
Water inlet pipe and outlet pipe are connected on two described end covers, and described water inlet pipe and described outlet pipe are connected with the two-port of described water stream channel respectively, and described water inlet pipe and described outlet pipe extend to described hull outside.
2. liquid heater as claimed in claim 1, is characterized in that, described heater is arranged side by side by at least two PTC fire-bars and forms.
3. liquid heater as claimed in claim 2, it is characterized in that, described PTC fire-bar comprises the strip aluminum pipe, be provided with several PTC fever tablets and potsherd and metal electrode board bonding in described aluminum pipe, the outer wrap of described aluminum pipe has insulation film, and described PTC fever tablet is connected with circumscripted power line by metal electrode.
4. liquid heater as claimed in claim 2, it is characterized in that, be provided with control circuit board in described housing, described control circuit board is connected by holding wire with described PTC fire-bar, and the connected sum of controlling described PTC fire-bar and external power supply by described control circuit board disconnects.
5. liquid heater as described in any one in claim 1 to 4, is characterized in that, is provided with the current inductor on described water inlet pipe.
6. liquid heater as described in any one in claim 1 to 4, is characterized in that, is fitted with the water temperature inductor that extends at least one described water stream channel on the outer wall of described heater.
7. liquid heater as claimed in claim 1, is characterized in that, the two side ends of the water stream channel that described at least two horizontal intervals arrange is respectively equipped with the oblique flow section with constant slope, and the described oblique flow section of each side of each water stream channel merges together.
8. liquid heater as claimed in claim 1, is characterized in that, described heater is the aluminum heater, applies or be enclosed with heat-barrier material at described heater outer surface.
9. liquid heater as claimed in claim 1, is characterized in that, described end cover is the aluminum end cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220523948 CN202928069U (en) | 2012-09-28 | 2012-09-28 | Liquid heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220523948 CN202928069U (en) | 2012-09-28 | 2012-09-28 | Liquid heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202928069U true CN202928069U (en) | 2013-05-08 |
Family
ID=48218022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220523948 Expired - Fee Related CN202928069U (en) | 2012-09-28 | 2012-09-28 | Liquid heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202928069U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103584737A (en) * | 2013-11-01 | 2014-02-19 | 沁园集团股份有限公司 | Metal flow channel heating unit for water dispenser |
| CN104180511A (en) * | 2013-05-23 | 2014-12-03 | 博格华纳贝鲁系统股份有限公司 | Continuous-flow heater |
| CN105383263A (en) * | 2015-11-20 | 2016-03-09 | 北汽福田汽车股份有限公司 | Vehicle-mounted heating system, control method thereof and vehicle |
| CN110271387A (en) * | 2019-06-04 | 2019-09-24 | 浙江银轮机械股份有限公司 | A kind of PTC electric heater |
| EP3913298B1 (en) | 2014-09-24 | 2022-09-07 | Bestway Inflatables & Material Corp. | Ptc heater |
| US12313294B2 (en) | 2014-09-24 | 2025-05-27 | Bestway Inflatables & Material Corp. | PTC heater |
| US12372271B2 (en) | 2014-09-24 | 2025-07-29 | Bestway Inflatables & Materials Corp. | PTC heater |
-
2012
- 2012-09-28 CN CN 201220523948 patent/CN202928069U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180511A (en) * | 2013-05-23 | 2014-12-03 | 博格华纳贝鲁系统股份有限公司 | Continuous-flow heater |
| CN103584737A (en) * | 2013-11-01 | 2014-02-19 | 沁园集团股份有限公司 | Metal flow channel heating unit for water dispenser |
| EP3913298B1 (en) | 2014-09-24 | 2022-09-07 | Bestway Inflatables & Material Corp. | Ptc heater |
| EP3705803B1 (en) | 2014-09-24 | 2023-06-07 | Bestway Inflatables & Material Corp. | Ptc heater |
| US12313294B2 (en) | 2014-09-24 | 2025-05-27 | Bestway Inflatables & Material Corp. | PTC heater |
| US12372271B2 (en) | 2014-09-24 | 2025-07-29 | Bestway Inflatables & Materials Corp. | PTC heater |
| CN105383263A (en) * | 2015-11-20 | 2016-03-09 | 北汽福田汽车股份有限公司 | Vehicle-mounted heating system, control method thereof and vehicle |
| CN105383263B (en) * | 2015-11-20 | 2019-04-23 | 北汽福田汽车股份有限公司 | Vehicle heating system and its control method and vehicle |
| CN110271387A (en) * | 2019-06-04 | 2019-09-24 | 浙江银轮机械股份有限公司 | A kind of PTC electric heater |
| CN110271387B (en) * | 2019-06-04 | 2024-04-05 | 浙江银轮机械股份有限公司 | PTC electric heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TAIZHOU DECHENG ELECTRIC APPLIANCES CO., LTD. Free format text: FORMER OWNER: YANG LINGMIN Effective date: 20130712 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130712 Address after: 318050 Li village, Lunan Road, Luqiao District, Zhejiang, Taizhou Patentee after: TAIZHOU DECHENG ELECTRIC APPLIANCES CO., LTD. Address before: 318050 No. 8, Tao Li, Luqiao street, Luqiao District, Zhejiang, Taizhou Patentee before: Yang Lingmin |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20180928 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |