CN204756856U - Utilize high -temperature steam to shift internal thermal device of solid energy storage - Google Patents
Utilize high -temperature steam to shift internal thermal device of solid energy storage Download PDFInfo
- Publication number
- CN204756856U CN204756856U CN201520476020.6U CN201520476020U CN204756856U CN 204756856 U CN204756856 U CN 204756856U CN 201520476020 U CN201520476020 U CN 201520476020U CN 204756856 U CN204756856 U CN 204756856U
- Authority
- CN
- China
- Prior art keywords
- temperature steam
- heat
- steam generator
- temperature
- water
- 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.)
- Active
Links
Abstract
The utility model discloses an utilize high -temperature steam to shift internal thermal device of solid energy storage inside the heating pipe in the water -infusion high -temperature steam generator in the pure water case, carries out the heat exchange under the high temperature state, exchange into the liquid hydrothermal and get into the saturated steam generator after high -temperature steam gets into the high -temperature steam room, and the liquid water intensive mixing in high -temperature steam and the saturated steam generator is with liquid hot -water heating to the desired temperature. When the temperature is higher than 100 DEG C, then produce the saturated steam of different pressure. The device make full use of the water latent heat of vaporization big with the good characteristics of steam flow nature, even water is vaporized in that heat accumulation body is inside, become heat inside the heat accumulation body into steam latent heat, derive reheating water with steam. So not only solve the slow problem of heat transfer speed, can improve heat -retaining temperature to 1000 DEG C of left and right sides of heat accumulation body by a wide margin, increased unit volume heat -retaining volume.
Description
Technical field
The utility model relates to electric power energy control field, particularly relates to a kind of device utilizing high-temperature steam trasfer of solids energy storage intimate heat.
Background technology
Electricity is divided into peak electricity according to the time used, ordinary telegram and paddy electricity.In order to balance electrical network, peak load shifting, encourages to use paddy electricity, so the normal electricity price of the cost ratio of paddy electricity is much lower.At present, utilize solid heat accumulation mode to store and use the technology of trough-electricity very ripe.The technical process of this technology is, the liberated heat heat solid that is energized by heater strip heat accumulating is as refractory brick, and heating-up temperature reaches 400-500 DEG C, by heat storage in solid heat accumulating.With in the passage with blower fan air sent into during heat between solid heat accumulating, air is heated rear importing heat exchanger and is carried out heat exchange, heat is swapped out and is used, and cooled air is again sent in the passage between solid heat accumulating and heated, and moves in circles.Can find out, this technology is that the transfer of heat in solid heat accumulating out uses by heat-conducting medium with air, sees figure mono-.
There is technological deficiency with air as heat-conducting medium, the unit volume quantity of heat storage of first thermal store is lower.Because heat-conducting medium hot air circulate needs blower fan to be power and needs do the pipeline sealed, if heat accumulation temperature is too high, hot blast temperature is just high, will affect the normal operation of blower fan time too high.Hot air duct is all common iron plate in addition, and the too high meeting of temperature causes its intensity to decline, and distortion, accelerates its Oxidative demage simultaneously.So most high heat storage temperature can not be too high, can only at 400---500 DEG C.To air channel be reserved in thermal store in addition, increase the idle space of thermal store inside, thus cause the unit volume quantity of heat storage of thermal store lower.It two is that transfer of heat speed is slow.Because the thermal capacitance of air unit volume is very little, and due to the restriction of blower fan and heat exchanger, the circulation rate of hot blast and unit interval maximum heat conduction amount are restricted, so transfer of heat speed is slower.
Utility model content
It is low that the utility model solves in prior art quantity of heat storage when adopting air to be heat-conducting medium, the slow-footed problem of transfer of heat thus disclose a kind of device utilizing high-temperature steam trasfer of solids energy storage intimate heat, concrete scheme is: comprise the pure water tank being loaded with liquid water, liquid water heating is become the high-temperature steam generator of high-temperature steam, heat-storing device and saturated steam generator, described high-temperature steam generator is positioned at heat-storing device top and is connected with heat-storing device, described pure water tank is connected with high-temperature steam generator, described high-temperature steam generator is connected with saturated steam generator, the filler of described saturated steam generator is connected with pure water tank, described high-temperature steam generator comprises high-temperature steam room,
Under duty: the heat-storing device that the liquid water importing high-temperature steam generator in pure water tank enters under the condition of high temperature is again heated, the high-temperature steam generated enters high-temperature steam room, when being greater than the pressure in saturated steam generator when the pressure in high-temperature steam room, high-temperature steam enters saturated steam generator and mixes with the liquid water in saturated steam generator and carry out heat exchange.
The connecting line of described pure water tank and high-temperature steam generator is disposed with water pump and pressure-regulating valve,
Described high-temperature steam generator also comprises high-temperature steam water pipe, multiple top end opening bottom end closure formula heating tube, high-temperature steam delivery line and high-temperature steam non-return valve, and it is inner that described high-temperature steam non-return valve is arranged on high-temperature steam delivery line; Described heating tube openend is arranged on high-temperature steam another blind end indoor and is arranged in heat-storing device, the opening that described high-temperature steam water pipe one end is arranged in high-temperature steam generator, heating tube is aimed in outlet, the other end of high-temperature steam water pipe is arranged on outside high-temperature steam generator and is connected with one end of pressure-regulating valve, the other end of described pressure-regulating valve is connected with water pump, described water pump is connected with pure water tank, and the output of described high-temperature steam generator is connected with high-temperature steam delivery line.
The heater strip being filled with solid heat accumulating in described heat-storing device and heating solid heat accumulating, described heating tube is inserted in the gap of solid heat accumulating vertically downward, and the bottom of described heating tube and the bottom of heat-storing device are provided with certain distance.
The bottom of described saturated steam generator is provided with high-temperature steam distributor, the upper surface of described high-temperature steam distributor arranges porose, above high-temperature steam distributor, be placed with filler, described high-temperature steam generator is connected with high-temperature steam distributor by high-temperature steam delivery line.
The top of described saturated steam generator is connected with water supplement port, safety valve, steam output valve, manhole, pressure transmitter and draining valve.
The connecting line of described pure water tank and saturated steam generator is disposed with small pump and controller, described controller is connected with water supplement port.
The lateral wall of described heat-storing device is provided with heat-insulation layer, and bottom and the heat-storing device of described high-temperature steam room are separated by heat-insulation layer.
Owing to have employed technique scheme, a kind of device utilizing high-temperature steam trasfer of solids energy storage intimate heat that the utility model provides, heating tube water in pure water tank being injected high-temperature steam generator is inner, carry out heat exchange at high operating temperatures, enter saturated steam generator after becoming high-temperature steam to enter high-temperature steam room liquid water heat exchange, high-temperature steam and the liquid water in saturated steam generator fully mix liquid water is heated to temperature required.When temperature is higher than 100 DEG C, then produce the saturated vapor of different pressures.This device takes full advantage of the feature that water vapor latent heat is large and vapor flow is good, even if water is vaporized in thermal store inside, thermal store internal heat is become steam latent heat, steam is derived heating water again.Heat is just changed between the gas phase and liquid phase of water, just can by heat from fast transfer in thermal store out, and not by other media.Not only solve the slow-footed problem of transfer of heat like this, meanwhile, because this device contact high-temperature component only has heating tube, heating tube use amount is little, can exotic material be adopted, so the heat accumulation temperature that significantly can improve thermal store is to about 1000 DEG C, increase unit volume quantity of heat storage.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of background technology;
Fig. 2 is schematic diagram of the present utility model;
Fig. 3 utilizes the structure of the device of high-temperature steam trasfer of solids energy storage intimate heat to show in the utility model
Intention;
Fig. 4 is the utility model high-temperature steam generator structural representation.
In figure: 1, solid heat accumulating, 2, heater strip, 3, heat-insulation layer, 4.1, heating tube, 4.3, high-temperature steam room, 4.4, high-temperature steam delivery line, 4.5 high-temperature steam non-return valves, 4.6, high-temperature steam distributor, 4.7, water supplement port, 5, saturated steam generator, 5.2, filler, 6, high-temperature steam water pipe, 7, pressure-regulating valve, 8, water pump, 9, controller, 10, small pump, 11, pure water tank, 12, safety valve, 13, steam output valve, 14, manhole, 15, pressure transmitter, 16, draining valve, 19, heat-storing device, 20, high-temperature steam generator.
Detailed description of the invention
For making the technical solution of the utility model and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, clear complete description is carried out to the technical scheme in the utility model embodiment:
A kind of device utilizing high-temperature steam trasfer of solids energy storage intimate heat as in Figure 2-4, comprises pure water tank 11, high-temperature steam generator 20, heat-storing device 19 and saturated steam generator 5.High-temperature steam generator 20 is positioned at heat-storing device 19 top and is connected with heat-storing device 19, pure water tank 11 is connected with high-temperature steam generator 20, described high-temperature steam generator 20 is connected with saturated steam generator 5, and the filler of described saturated steam generator 5 is connected with pure water tank 11; Described high-temperature steam generator 20 comprises high-temperature steam room 4.3.
Under duty: the liquid water in pure water tank 11 is imported high-temperature steam generator 20, the heating tube 4.1 that liquid water in high-temperature steam water pipe 6 enters in pre-buried heat-storing device 19 at high operating temperatures heats, the high-temperature steam generated enters high-temperature steam room 4.3, when the pressure in high-temperature steam room 4.3 is greater than the pressure in saturated steam generator 5, high-temperature steam enters saturated steam generator 5, mix with the liquid water in saturated steam generator 5, make this liquid water temperature be elevated to temperature required after use.When liquid water temperature is higher than 100 DEG C, output be the saturated vapor of different pressures
High-temperature steam distributor 4.6 effect makes high-temperature steam evenly enter saturated steam generator 5 inside by the aperture above it, can fully contact with saturated steam generator 5 internal water and mix.Filler 5.2 effect is the water enlarge active surface making high-temperature steam and saturated steam generator 5 inside, increases time of contact.
High-temperature steam generator 20 as shown in Figure 4, comprise high-temperature steam water pipe 6, heating tube 4.1, high-temperature steam room 4.3, high-temperature steam delivery line 4.4 and high-temperature steam non-return valve, described heating tube 4.1 one end is closed, one end open, heating tube 4.1 open at one end is arranged in high-temperature steam room 4.3, another blind end is outside high-temperature steam room 4.3 in heat-storing device 19, described high-temperature steam water pipe 6 one end is arranged in high-temperature steam generator 20, the opening of heating tube 4.1 is aimed in outlet, high-temperature steam water pipe 6 other end is arranged on outside high-temperature steam generator 20 and is connected with one end of pressure-regulating valve 7, the other end of pressure-regulating valve 7 is connected with water pump 8, described water pump 8 is connected with pure water tank 11.Described high-temperature steam delivery line 4.4 is connected with high-temperature steam generator 20.High-temperature steam delivery line 4.4 inside middle arranges high-temperature steam non-return valve 4.5.
Further, the heater strip 2 being filled with solid heat accumulating 1 in heat-storing device 19 and solid heat accumulating 1 is heated.Described heating tube 4.1 is inserted in the gap of solid heat accumulating 1 vertically downward, and the bottom of described heating tube 4.1 and the bottom of heat-storing device 19 are provided with certain distance, and namely heating tube 4.1 is arranged with the bottom noncontact of heat-storing device 19 in heat-storing device 19.
Further, the bottom of saturated steam generator 5 is provided with high-temperature steam distributor 4.6, the upper surface of high-temperature steam distributor 4.6 arranges porose, above high-temperature steam distributor 4.6, be placed with filler 5.2, described high-temperature steam generator 20 is connected with high-temperature steam distributor 4.6 by high-temperature steam delivery line 4.4.
Further, the top of saturated steam generator 5 is connected with water supplement port 4.7, safety valve 12, steam output valve 13, manhole 14, pressure transmitter 15 and draining valve 16.Pressure transmitter 15 produces electric pressure signal, direct FEEDBACK CONTROL control valve 7 flow of inlet water, automatically controls to export fixation pressure saturated vapor.Safety valve 12 effect is the automatic vent when saturated steam generator 5 inside exceedes preset pressure, ensures system safety operation.For the passage of maintenance personal's turnover when manhole 14 is maintenances of equipment.Draining valve 16 is in the inner water quality of saturated steam generator 5 due to evaporation and concentration, when contaminant overstandard is defective, or uses during emptying internal water when saturated steam generator 5 overhauls.
Further, pure water tank 11 and the connecting line of saturated steam generator 5 are disposed with small pump 10 and controller 9, namely pure water tank 11 is connected with small pump 10, and small pump 10 is connected with controller 9, and controller 9 is connected by water supplement port 4.7 with saturated steam generator 5 again.
The lateral wall of heat-storing device 19 is provided with heat-insulation layer 3, bottom and the heat-storing device 19 of high-temperature steam room 4.3 are separated by heat-insulation layer 3.Heat-insulation layer 3 pairs of heat-storing devices 19 have insulation effect.
Further, heating tube 4.1 and high-temperature steam generator 20 contact site welded seal.High-temperature steam water pipe 6 and high-temperature steam generator 20 contact site welded seal.High-temperature steam generator 20 and high-temperature steam delivery line 4.4 contact site welded seal.High-temperature steam delivery line 4.4 and saturated steam generator 5 contact site welded seal.Water supplement port 4.7 and saturated steam generator 5 contact site welded seal.
Embodiment: switch on power in the paddy electricity time, electric current flows through heater strip 2, and heater strip 2 is released heat and solid heat accumulating 1 is heated to 100----1000 DEG C, completes heat accumulation process.When pure water tank 11 is full of pure water, opens small pump 10 and controller 9, pure water is injected saturated steam generator 5, control liquid level higher than filler 5.2, lower than 1/2nd of saturated steam generator 5 height.Then open high-temperature steam use water feed pump 8, by flow control valve 7 regulating water flow, current, through high-temperature steam water pipe 6, enter in the heating tube 4.1 of high-temperature steam generator 20 inside.Due to the solid heat accumulating 1 of high temperature in the mode such as heat radiation and heat transfer by heat conduction to heating tube 4.1, heating tube 4.1 temperature is close to the temperature of solid heat accumulating 1, so the water entering heating tube 4.1 is by heat vaporized formation high-temperature steam, high-temperature steam is from heating tube 4.1 spilling suitable for reading, enter high-temperature steam room 4.3, when the pressure of high-temperature steam room 4.3 is higher than pressure in saturated steam generator 5, high-temperature steam enters in high-temperature steam distributor 4.6 through high-temperature steam delivery line 4.4 and high-temperature steam non-return valve 4.5, high-temperature steam is overflowed by the pore at high-temperature steam distributor 4.6 top, enter in filler 5.2, water in high-temperature steam and saturated steam generator 5 is fully mixed and heat exchange, water in saturated steam generator 5 is heated properly.When user needs hot water, the water in saturated steam generator 5 is heated to required temperature, directly gives user by heat exchanger or by hot water.When user needs steam, the water in saturated steam generator 5 is heated beyond 100 DEG C, in saturated steam generator 5, then produces saturated vapor.When in pressure increase in saturated steam generator 5 to required pressure or saturated steam generator 5, hot water reaches temperature required, such as, when temperature reaches 133 DEG C, steam pressure 0.3MPa, when temperature reaches 180 DEG C, steam pressure 1.0MPa. refers to saturated-steam temperature and the pressure table of comparisons.Open steam output valve 13 to start as user supplies steam.The supply of hot water or saturated vapor is regulated by control valve 7.Namely the discharge entering high-temperature steam generator 20 is larger, then the amount generating high-temperature steam is more, and the heat bringing saturated steam generator 5 into is more, and hot water or the saturated vapor of generation are more.Under normal operating conditions, pressure transmitter 15 produces electric pressure signal, direct FEEDBACK CONTROL control valve 7 flow of inlet water, automatically controls to export fixation pressure saturated vapor.
The above; be only the utility model preferably detailed description of the invention; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to according to the technical solution of the utility model and utility model design thereof and replace or change, all should be encompassed within protection domain of the present utility model.
Claims (7)
1. one kind utilizes the device of high-temperature steam trasfer of solids energy storage intimate heat, it is characterized in that: comprise the pure water tank (11) being loaded with liquid water, liquid water heating is become the high-temperature steam generator (20) of high-temperature steam, heat-storing device (19) and saturated steam generator (5), described high-temperature steam generator (20) is positioned at heat-storing device (19) top and is connected with heat-storing device (19), described pure water tank (11) is connected with high-temperature steam generator (20), described high-temperature steam generator (20) is connected with saturated steam generator (5), the filler of described saturated steam generator (5) is connected with pure water tank (11), described high-temperature steam generator (20) comprises high-temperature steam room (4.3),
Under duty: the heat-storing device (19) that liquid water importing high-temperature steam generator (20) in pure water tank (11) enters under the condition of high temperature is again heated, the high-temperature steam generated enters high-temperature steam room (4.3), when the pressure in high-temperature steam room (4.3) is greater than the pressure in saturated steam generator (5), high-temperature steam enters saturated steam generator (5) and mixes with the liquid water in saturated steam generator (5) and carry out heat exchange.
2. a kind of device utilizing high-temperature steam trasfer of solids energy storage intimate heat according to claim 1, be further characterized in that: described pure water tank (11) and the connecting line of high-temperature steam generator (20) are disposed with water pump (8) and pressure-regulating valve (7)
Described high-temperature steam generator (20) also comprises high-temperature steam water pipe (6), multiple top end opening bottom end closure formula heating tube (4.1), high-temperature steam delivery line (4.4) and high-temperature steam non-return valve (4.5), it is inner that described high-temperature steam non-return valve (4.5) is arranged on high-temperature steam delivery line (4.4), described heating tube (4.1) openend is arranged on another blind end in high-temperature steam room (4.3) and is arranged in heat-storing device (19), described high-temperature steam water pipe (6) one end is arranged in high-temperature steam generator (20), the opening of heating tube (4.1) is aimed in outlet, the other end of high-temperature steam water pipe (6) is arranged on high-temperature steam generator (20) and is connected with one end of pressure-regulating valve (7) outward, the other end of described pressure-regulating valve (7) is connected with water pump (8), described water pump (8) is connected with pure water tank (11), the output of described high-temperature steam generator (20) is connected with high-temperature steam delivery line (4.4).
3. a kind of device utilizing high-temperature steam trasfer of solids energy storage intimate heat according to claim 1, be further characterized in that: the heater strip (2) being filled with solid heat accumulating (1) in described heat-storing device (19) and solid heat accumulating (1) is heated, described heating tube (4.1) is inserted in the gap of solid heat accumulating (1) vertically downward, and the bottom of described heating tube (4.1) and the bottom of heat-storing device (19) are provided with certain distance.
4. a kind of device utilizing high-temperature steam trasfer of solids energy storage intimate heat according to claim 1 and 2, be further characterized in that: the bottom of described saturated steam generator (5) is provided with high-temperature steam distributor (4.6), the upper surface of described high-temperature steam distributor (4.6) arranges porose, be placed with filler (5.2) in the top of high-temperature steam distributor (4.6), described high-temperature steam generator (20) is connected with high-temperature steam distributor (4.6) by high-temperature steam delivery line (4.4).
5. a kind of device utilizing high-temperature steam trasfer of solids energy storage intimate heat according to claim 1, is further characterized in that: the top of described saturated steam generator (5) is connected with water supplement port (4.7), safety valve (12), steam output valve (13), manhole (14), pressure transmitter (15) and draining valve (16).
6. a kind of device utilizing high-temperature steam trasfer of solids energy storage intimate heat according to claim 1, be further characterized in that: described pure water tank (11) and the connecting line of saturated steam generator (5) are disposed with small pump (10) and controller (9), and described controller (9) is connected with water supplement port (4.7).
7. a kind of device utilizing high-temperature steam trasfer of solids energy storage intimate heat according to claim 1, be further characterized in that: the lateral wall of described heat-storing device (19) is provided with heat-insulation layer (3), bottom and the heat-storing device (19) of described high-temperature steam room (4.3) are separated by heat-insulation layer (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520476020.6U CN204756856U (en) | 2015-07-02 | 2015-07-02 | Utilize high -temperature steam to shift internal thermal device of solid energy storage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520476020.6U CN204756856U (en) | 2015-07-02 | 2015-07-02 | Utilize high -temperature steam to shift internal thermal device of solid energy storage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204756856U true CN204756856U (en) | 2015-11-11 |
Family
ID=54471559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520476020.6U Active CN204756856U (en) | 2015-07-02 | 2015-07-02 | Utilize high -temperature steam to shift internal thermal device of solid energy storage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204756856U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104964260A (en) * | 2015-07-02 | 2015-10-07 | 大连交通大学 | Device for transferring heat in solid energy storage body by means of high-temperature steam |
| CN109864670A (en) * | 2019-04-04 | 2019-06-11 | 佛山市顺德区盛熙电器制造有限公司 | The automatic ground steam cleaning appliance of heat storage type and its working method |
-
2015
- 2015-07-02 CN CN201520476020.6U patent/CN204756856U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104964260A (en) * | 2015-07-02 | 2015-10-07 | 大连交通大学 | Device for transferring heat in solid energy storage body by means of high-temperature steam |
| CN104964260B (en) * | 2015-07-02 | 2017-05-31 | 大连交通大学 | The device of heat in a kind of utilization high-temperature steam trasfer of solids storage bodies |
| CN109864670A (en) * | 2019-04-04 | 2019-06-11 | 佛山市顺德区盛熙电器制造有限公司 | The automatic ground steam cleaning appliance of heat storage type and its working method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101386087B1 (en) | Hot water supply system | |
| CN102135320A (en) | Heat energy water heating circulating system | |
| CN202051511U (en) | Steaming equipment | |
| CN204756856U (en) | Utilize high -temperature steam to shift internal thermal device of solid energy storage | |
| CN108592146A (en) | A kind of electric heating phase-changing energy-storing thermal power plant unit and its variable working condition energy adjustment method | |
| CN103791633A (en) | Solar energy hot-air blower | |
| CN104964260B (en) | The device of heat in a kind of utilization high-temperature steam trasfer of solids storage bodies | |
| CN206439894U (en) | A kind of integrated form steam feed system | |
| CN205425443U (en) | Utilize circulating water to shift thermal device in solid energy storage body | |
| CN201435989U (en) | Warm water and boiled water cold heat exchange water storage device | |
| CN204787264U (en) | Heat exchange water tank and hot water machine | |
| CN203928767U (en) | System for stable sintering flue-gas temperature | |
| CN102226573A (en) | Heat water reciprocating circulating system | |
| CN208536665U (en) | A kind of fused salt distributed energy storage tank | |
| CN205940221U (en) | Heat transfer formula gas heater | |
| CN202141026U (en) | Water vapor generator | |
| CN207113683U (en) | Utilize the energy storage device of heat in the phase transformation transfer heat storage of water | |
| CN206113737U (en) | Fused salt energy storage, heat transfer and intelligence control system | |
| CN109899983A (en) | A kind of electric heating heat storage boiler | |
| CN204141860U (en) | A kind of solar energy wall-hung boiler | |
| CN214199001U (en) | Cold and heat source central air conditioning system | |
| CN108800267A (en) | Electric heating phase-changing energy-storing thermal power plant unit and its variable working condition energy adjustment method | |
| CN103697597A (en) | Fuel gas and solar energy water heating integrated machine | |
| CN104034012A (en) | Packing type water heater | |
| CN111141166B (en) | Oil-gas electric energy heat natural accumulator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170105 Address after: 116011 Dalian, Liaoning, Xigang District, No. 17 maritime Street Patentee after: Dalian Lian Iron Technology Development Co., Ltd. Address before: 116028 the Yellow River Road, Shahekou District, Liaoning, No. 794, No. Patentee before: Dalian Jiaotong University |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20170406 Address after: 116600 Liaoning, Dalian Free Trade Zone, 33-3, -A Patentee after: Dalian Lantian Amperex Technology Limited Address before: 116011 Dalian, Liaoning, Xigang District, No. 17 maritime Street Patentee before: Dalian Lian Iron Technology Development Co., Ltd. |
|
| TR01 | Transfer of patent right |