CN101902843A - Energy-saving high-efficiency electric heating device - Google Patents
Energy-saving high-efficiency electric heating device Download PDFInfo
- Publication number
- CN101902843A CN101902843A CN 201010244753 CN201010244753A CN101902843A CN 101902843 A CN101902843 A CN 101902843A CN 201010244753 CN201010244753 CN 201010244753 CN 201010244753 A CN201010244753 A CN 201010244753A CN 101902843 A CN101902843 A CN 101902843A
- Authority
- CN
- China
- Prior art keywords
- heat exchange
- exchange body
- electric heating
- wiring groove
- energy
- 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.)
- Granted
Links
Images
Landscapes
- Central Heating Systems (AREA)
- Surface Heating Bodies (AREA)
Abstract
The invention discloses an energy-saving high-efficiency electric heating device, which comprises heat exchange bodies. A plurality of water channels are formed in each heat exchange body along left and right directions; and the middle in each water channel is provided with one or more conducting strips. All water channels in each heat exchange body are mutually connected into serially connected and communicated heat exchange pipelines at the left and right ends of the water channels. A plurality of wiring grooves are formed on front and rear surfaces of each heat exchange body along the left and right directions respectively; electric heating wires are embedded inside the wiring grooves; and a plurality of heat exchange bodies which are adhered together form a heat exchange unit. The heat exchange pipelines of the heat exchange bodies in the heat exchange unit are mutually connected into heat supply pipelines which are mutually serially connected and communicated. A thermal insulation material layer is coated on an outer surface of the heat exchange unit; and a shell is arranged outside the thermal insulation material layer. The invention aims to provide an energy-saving high-efficiency electric heating device which has the advantages of high pipeline integration degree in unit volume, large heat exchange area, high heat exchange efficiency, obvious energy-saving effect, low consumption of materials, light weight, low manufacturing cost, small occupancy area, and convenient assembly and disassembly and maintenance.
Description
Technical field
The present invention relates to a kind of energy-saving high-efficiency electric heating device.
Background technology
The conventional electric heating device, since perfect inadequately on structural design, cause its volume size and vpg connection to be difficult to make significantly adjustment at electric heating power output, electric heater unit, cause it to be difficult to satisfy client's various designing requirements thus.In addition, the conventional electric heating device, the pipeline degree of integration is very low in its unit volume, causes its heat exchange area less thus, heat exchanger effectiveness is not high, and material therefor is more, and weight is bigger, cost is higher relatively, and it is bigger to take up room, dismounting and easy to maintenance also not too convenient.
Summary of the invention
The object of the present invention is to provide pipeline degree of integration height in a kind of unit volume, heat exchange area is big, the heat exchanger effectiveness height, energy-saving effect is remarkable, and material therefor is few, in light weight, cost is low, and it is little to take up room, dismounting and easy to maintenance, and can adjust electric heating power output, volume size and vpg connection, with the energy-saving high-efficiency electric heating device of the various designing requirements of satisfying the client.
Energy-saving high-efficiency electric heating device of the present invention, comprise the heat exchange body that an above metal material is made, be provided with a plurality of aquaporins along left and right directions in each heat exchange body, a plurality of aquaporins are set up in parallel from top to bottom, middle part in each aquaporin is respectively equipped with an above conducting strip, the outer side edges of each conducting strip links to each other with the inwall one of aquaporin respectively, each conducting strip runs through aquaporin along left and right directions, whole aquaporins in each heat exchange body are respectively on the left side of aquaporin, right two ends are interconnected to the heat exchanging pipe that polyphone communicates, before each heat exchange body, the rear surface is respectively equipped with a plurality of wiring grooves along left and right directions, be embedded with heating wire in the wiring groove, the front surface and/or the upper surface of each described heat exchange body are provided with slot along left and right directions, the rear surface of each heat exchange body and/or lower surface are provided with and the corresponding joint tongue of slot position along left and right directions, can insert by the joint tongue with a heat exchange body between the front and rear surfaces of heat exchange body in the slot of another heat exchange body allows the front and rear surfaces of two heat exchange bodies paste togather, can insert by the joint tongue with a heat exchange body between the upper and lower surface of heat exchange body in the slot of another heat exchange body allows the upper and lower surface of two heat exchange bodies paste togather, a plurality of heat exchange bodies that paste togather constitute heat exchange unit, the heat exchanging pipe of the heat exchange body in the heat exchange unit is interconnected to the heat supplying pipeline that polyphone each other communicates, the outer surface of heat exchange unit is coated with adiabator layer, the outside of adiabator layer is provided with shell, and the two ends of described heat supplying pipeline outwards pass adiabator layer and shell and constitute water inlet and delivery port respectively.
Energy-saving high-efficiency electric heating device of the present invention, wherein each described heat exchange body is a rectangle, the heat exchange body adopts aluminium alloy or copper or stainless steel material to make, the left end of described heat exchange unit pastes mutually with the right face seal of left cover, the right surface of left cover is provided with a plurality of left end connectivity slots, the right-hand member of described heat exchange unit pastes mutually with the sealing of the left surface of right cover plate, the left surface of right cover plate is provided with a plurality of right-hand member connectivity slots, and the heat exchanging pipe of the heat exchange body in the heat exchange unit is interconnected to the heat supplying pipeline that polyphone each other communicates by right-hand member connectivity slot and described left end connectivity slot.
Energy-saving high-efficiency electric heating device of the present invention, wherein said adiabator layer adopt polyurethane to make, and the Surface Vertical of described conducting strip is in the forward and backward surface of described heat exchange body.
Energy-saving high-efficiency electric heating device of the present invention, wherein the front surface of each described heat exchange body is provided with two described slots, two slots are arranged on the upper/lower terminal of heat exchange body front surface symmetrically, the rear surface of each described heat exchange body is provided with two described joint tongues, two joint tongues are arranged on the upper/lower terminal of heat exchange body rear surface symmetrically, and the cross section of joint tongue and described slot is a swallow-tail form.
Energy-saving high-efficiency electric heating device of the present invention, the cross section of wherein said wiring groove is a semicircular arc, the semicircular arc radius of wiring groove is 1.2-2.6mm, the radius of described heating wire is identical or slightly smaller with the semicircular arc radius of wiring groove, the width of wiring groove opening part is than the little 0.2-0.3mm of diameter of described heating wire, and the wall thickness between the adjacent wire groove is 0.6-2.8mm.
Energy-saving high-efficiency electric heating device of the present invention, the cross section of wherein said aquaporin are circle or rectangle or hexagon, and the diameter of aquaporin is 10-36mm, and the wall thickness between the adjacent aquaporin is 1-3mm.
Energy-saving high-efficiency electric heating device of the present invention, the semicircular arc radius of wherein said wiring groove is 1-1.5mm, and the wall thickness between the adjacent wire groove is 0.6-1.5mm, and the diameter of described aquaporin is 6-18mm, and the wall thickness between the adjacent aquaporin is 1-3mm.
Energy-saving high-efficiency electric heating device of the present invention, wherein on the forward and backward surface of each described heat exchange body, described heating wire enters this wiring groove from the left end of a wiring groove respectively, leave this wiring groove from the right-hand member of this wiring groove, the upset bending enters the right-hand member of another wiring groove that is adjacent then, left end from this wiring groove leaves again, so moves in circles, and allows heating wire be deployed in each wiring groove of this described heat exchange body.
The advantage and the good effect of energy-saving high-efficiency electric heating device of the present invention are, be provided with a plurality of aquaporins along left and right directions in its each heat exchange body, middle part in each aquaporin is respectively equipped with an above conducting strip, the outer side edges of each conducting strip links to each other with the inwall one of aquaporin respectively, each conducting strip runs through aquaporin along left and right directions, whole aquaporins in each heat exchange body are respectively on the left side of aquaporin, right two ends are interconnected to the heat exchanging pipe that polyphone communicates, before each heat exchange body, the rear surface is respectively equipped with a plurality of wiring grooves along left and right directions, be embedded with heating wire in the wiring groove, the outer surface of heat exchange unit is coated with adiabator layer, the outside of adiabator layer is provided with shell, so pipeline degree of integration height in the energy-saving high-efficiency electric heating device unit volume of the present invention, heat exchange area is big, the heat exchanger effectiveness height, energy-saving effect is remarkable, and materials used is less, and weight is lighter, and cost is lower, it is little to take up room after installation, and dismounting and maintenance are also very convenient.In addition, can insert by joint tongue between the front and rear surfaces of the heat exchange body of energy-saving high-efficiency electric heating device of the present invention in the slot of another heat exchange body and allow the front and rear surfaces of two heat exchange bodies paste togather, can insert by joint tongue between the upper and lower surface of heat exchange body in the slot of another heat exchange body and allow the upper and lower surface of two heat exchange bodies paste togather a heat exchange body with a heat exchange body.In use, can realize its adjustment by the composite assembly of the various ways between the heat exchange body at electric heating power output, volume size and vpg connection, to satisfy client's various designing requirements, so the technical scheme of energy-saving high-efficiency electric heating device of the present invention has more vast market demand.
Be elaborated below in conjunction with the preferred forms of accompanying drawing to energy-saving high-efficiency electric heating device of the present invention.
Description of drawings
Fig. 1 is the front view of the structural representation of energy-saving high-efficiency electric heating device of the present invention, and the shell and the adiabator layer of its right half part are removed;
Fig. 2 is the right pseudosection of Fig. 1;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 is the left side view of the Fig. 1 after the shell of left cover outside and adiabator layer are removed;
Fig. 5 is the left side half sectional view of Fig. 1.
Embodiment
As Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, energy-saving high-efficiency electric heating device of the present invention, comprise the heat exchange body 1 that 2 metal materials are made, the quantity of heat exchange body 1 also can be 1 or 3 or 4 or 5 or 6 or more a plurality of, each heat exchange body 1 is a rectangle, heat exchange body 1 adopts aluminium alloy or copper or stainless steel material to make, be provided with 6 aquaporins 4 along left and right directions in each heat exchange body 1, the quantity of aquaporin 4 also can be 1 or 3 or 4 or 5 or 7 or more a plurality of, 6 aquaporins 4 are set up in parallel from top to bottom, middle part in each aquaporin 4 is respectively equipped with a conducting strip 5, the quantity of conducting strip 5 also can be 2 or 3 or 4 or 5 or 6 or more a plurality of, the outer side edges of each conducting strip 5 links to each other with the inwall one of aquaporin 4 respectively, each conducting strip 5 runs through aquaporin 4 along left and right directions, whole aquaporins 5 in each heat exchange body 1 are respectively on the left side of aquaporin 5, right two ends are interconnected to the heat exchanging pipe that polyphone communicates, before each heat exchange body 1, the rear surface is provided with a plurality of wiring grooves 6 along left and right directions, the axis of a plurality of wiring grooves 6 on each heat exchange body 1 is set up in parallel, be embedded with heating wire 7 in the wiring groove 6, on the front and rear surfaces of each heat exchange body 1, heating wire 7 enters this wiring groove 6 from the left end of a wiring groove 6, leave this wiring groove 6 from the right-hand member of this wiring groove 6, the upset bending enters the right-hand member of another wiring groove 6 that is adjacent then, left end from this wiring groove 6 leaves again, so move in circles, heating wire 7 just can be deployed in each wiring groove 6 of this heat exchange body 1.
The front surface of each heat exchange body 1 of energy-saving high-efficiency electric heating device of the present invention is provided with two slots 2, two slots 2 are arranged on the upper/lower terminal of heat exchange body 1 front surface symmetrically, the rear surface of each heat exchange body 1 is provided with two joint tongues 3, two joint tongues 3 are arranged on the upper/lower terminal of heat exchange body 1 rear surface symmetrically, and the cross section of joint tongue 3 and slot 2 is a swallow-tail form.Can insert by the joint tongue 3 with a heat exchange body 1 between the front and rear surfaces of heat exchange body 1 in the slot 2 of another heat exchange bodies 1 allows the front and rear surfaces of two heat exchange bodies 1 paste togather, can insert by the joint tongue 3 with a heat exchange body 1 between the upper and lower surface of heat exchange body 1 in the slot 2 of another heat exchange bodies 1 allows the upper and lower surface of two heat exchange bodies 1 paste togather, a plurality of heat exchange bodies that paste togather 1 constitute heat exchange unit, the heat exchanging pipe of the heat exchange body 1 in the heat exchange unit is interconnected to the heat supplying pipeline that polyphone each other communicates, the outer surface of heat exchange unit is coated with adiabator layer 8, adiabator layer 8 preferably adopts polyurethane to make, but also can adopt other known insulation materials, the outside of adiabator layer 8 is provided with shell 9, and the two ends of heat supplying pipeline outwards pass adiabator layer 8 and shell 9 and constitute water inlet and delivery port respectively.
Above-mentioned heat exchange body 1 can independently use, and also can superpose by joint tongue 3 and slot 2, flushes and superpose to connect into multiple shape and use with flushing to mix.
As Fig. 1, Fig. 4 and shown in Figure 5, the left end of heat exchange unit pastes mutually with the right face seal of left cover 10, the right surface of left cover 10 is provided with a plurality of left end connectivity slots, the right-hand member of heat exchange unit pastes mutually with the left surface sealing of right cover plate 12, the left surface of right cover plate 12 is provided with a plurality of right-hand member connectivity slots, and the heat exchanging pipe of the heat exchange body 1 in the heat exchange unit is interconnected to the heat supplying pipeline that polyphone each other communicates by right-hand member connectivity slot and left end connectivity slot.
Heat transfer property preferably perpendicular to the forward and backward surface of heat exchange body 1, can more effectively be improved like this in the surface of above-mentioned conducting strip 5.
The cross section of above-mentioned wiring groove 6 is a semicircular arc, and the semicircular arc radius of wiring groove 6 is 1-1.5mm, and the radius of heating wire 8 is identical or slightly smaller with the semicircular arc radius of wiring groove.The preferred 1.5mm of semicircular arc radius of wiring groove 6, the radius of Dui Ying heating wire 8 is 1.4mm with it, the width of wiring groove 6 opening parts is than the little 0.2-0.3mm of diameter of heating wire 8, and the wall thickness between the adjacent wire groove 6 is 0.6-1.5mm, the preferred 0.8mm of the wall thickness between the adjacent wire groove 6.
The cross section of above-mentioned aquaporin 4 is preferably circle, but can be shapes such as rectangle or hexagon also, the diameter of aquaporin 4 be 6-18mm, the preferred 12mm of the diameter of aquaporin 4, wall thickness between the adjacent aquaporin 4 is 1-3mm, the preferred 2mm of wall thickness between the adjacent aquaporin 4.
Energy-saving high-efficiency electric heating device of the present invention in use, can flow through aquaporin 4 by aqueous medium or other heat-carrying agents by the water inlet and the delivery port at heat supplying pipeline two ends, in this course, the heat energy that heating wire 7 energising discharges can pass to aqueous medium or other heat-carrying agents in the aquaporin 4 by each heat exchange body 1 and conducting strip 5, and heat energy is transferred away by aqueous medium or other heat-carrying agents more then.Energy-saving high-efficiency electric heating device of the present invention is because pipeline degree of integration height in the unit volume, and heat exchange area is big, so its heat exchanger effectiveness height not only, energy-saving effect is remarkable, and materials used is less, and weight is lighter, cost is lower, and it is little to take up room after installation, and dismounting and maintenance are also very convenient.
Claims (8)
1. energy-saving high-efficiency electric heating device, it is characterized in that the heat exchange body (1) that comprises that an above metal material is made, be provided with a plurality of aquaporins (4) along left and right directions in each heat exchange body (1), a plurality of aquaporins (4) are set up in parallel from top to bottom, middle part in each aquaporin (4) is respectively equipped with an above conducting strip (5), the outer side edges of each conducting strip (5) links to each other with the inwall one of aquaporin (4) respectively, each conducting strip (5) runs through aquaporin (4) along left and right directions, whole aquaporins (5) in each heat exchange body (1) are respectively on the left side of aquaporin (5), right two ends are interconnected to the heat exchanging pipe that polyphone communicates, before each heat exchange body (1), the rear surface is respectively equipped with a plurality of wiring grooves (6) along left and right directions, be embedded with heating wire (7) in the wiring groove (6), the front surface of each described heat exchange body (1) and/or upper surface are provided with slot (2) along left and right directions, the rear surface of each heat exchange body (1) and/or lower surface are provided with and the corresponding joint tongue in slot (2) position (3) along left and right directions, can insert by the joint tongue (3) with a heat exchange body (1) between the front and rear surfaces of heat exchange body (1) in the slot (2) of another heat exchange body (1) allows the front and rear surfaces of two heat exchange bodies (1) paste togather, can insert by the joint tongue (3) with a heat exchange body (1) between the upper and lower surface of heat exchange body (1) in the slot (2) of another heat exchange body (1) allows the upper and lower surface of two heat exchange bodies (1) paste togather, a plurality of heat exchange bodies (1) that paste togather constitute heat exchange unit, the heat exchanging pipe of the heat exchange body (1) in the heat exchange unit is interconnected to the heat supplying pipeline that polyphone each other communicates, the outer surface of heat exchange unit is coated with adiabator layer (8), the outside of adiabator layer (8) is provided with shell (9), and the two ends of described heat supplying pipeline outwards pass adiabator layer (8) and shell (9) and constitute water inlet and delivery port respectively.
2. energy-saving high-efficiency electric heating device according to claim 1, it is characterized in that each described heat exchange body (1) is a rectangle, heat exchange body (1) adopts aluminium alloy or copper or stainless steel material to make, the left end of described heat exchange unit pastes mutually with the right face seal of left cover (10), the right surface of left cover (10) is provided with a plurality of left end connectivity slots, the right-hand member of described heat exchange unit pastes mutually with the left surface sealing of right cover plate (12), the left surface of right cover plate (12) is provided with a plurality of right-hand member connectivity slots, and the heat exchanging pipe of the heat exchange body (1) in the heat exchange unit is interconnected to the heat supplying pipeline that polyphone each other communicates by right-hand member connectivity slot and described left end connectivity slot.
3. energy-saving high-efficiency electric heating device according to claim 2 is characterized in that described adiabator layer (8) adopts polyurethane to make, and the Surface Vertical of described conducting strip (5) is in the forward and backward surface of described heat exchange body (1).
4. energy-saving high-efficiency electric heating device according to claim 3, the front surface that it is characterized in that each described heat exchange body (1) is provided with two described slots (2), two slots (2) are arranged on the upper/lower terminal of heat exchange body (1) front surface symmetrically, the rear surface of each described heat exchange body (1) is provided with two described joint tongues (3), two joint tongues (3) are arranged on the upper/lower terminal of heat exchange body (1) rear surface symmetrically, and the cross section of joint tongue (3) and described slot (2) is a swallow-tail form.
5. energy-saving high-efficiency electric heating device according to claim 4, the cross section that it is characterized in that described wiring groove (6) is a semicircular arc, the semicircular arc radius of wiring groove (6) is 1-1.5mm, the radius of described heating wire (8) is identical or slightly smaller with the semicircular arc radius of wiring groove (6), the width of wiring groove (6) opening part is than the little 0.2-0.3mm of diameter of described heating wire (8), and the wall thickness between the adjacent wire groove (6) is 0.6-1.5mm.
6. energy-saving high-efficiency electric heating device according to claim 5, the cross section that it is characterized in that described aquaporin (4) are circle or rectangle or hexagon, and the diameter of aquaporin (4) is 6-18mm, and the wall thickness between the adjacent aquaporin (4) is 1-3mm.
7. energy-saving high-efficiency electric heating device according to claim 6, the semicircular arc radius that it is characterized in that described wiring groove (6) is 1.5mm, wall thickness between the adjacent wire groove (6) is 0.8mm, and the diameter of described aquaporin (4) is 12mm, and the wall thickness between the adjacent aquaporin (4) is 2mm.
8. according to any one described energy-saving high-efficiency electric heating device in the claim 1 to 7, it is characterized in that on the forward and backward surface of each described heat exchange body (1), described heating wire (7) enters this wiring groove (6) from the left end of a wiring groove (6) respectively, leave this wiring groove (6) from the right-hand member of this wiring groove (6), the upset bending enters the right-hand member of another wiring groove (6) that is adjacent then, left end from this wiring groove (6) leaves again, so move in circles, allow heating wire (7) be deployed in each wiring groove (6) of this described heat exchange body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102447539A CN101902843B (en) | 2010-08-04 | 2010-08-04 | Energy-saving high-efficiency electric heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102447539A CN101902843B (en) | 2010-08-04 | 2010-08-04 | Energy-saving high-efficiency electric heating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101902843A true CN101902843A (en) | 2010-12-01 |
| CN101902843B CN101902843B (en) | 2012-02-22 |
Family
ID=43227944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102447539A Expired - Fee Related CN101902843B (en) | 2010-08-04 | 2010-08-04 | Energy-saving high-efficiency electric heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101902843B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1373329A (en) * | 2001-03-02 | 2002-10-09 | 覃建明 | Water heater using optical, electrical and friction energy |
| CN1825026A (en) * | 2006-03-28 | 2006-08-30 | 陈汝清 | Solar energy water heater |
| CN1844762A (en) * | 2006-04-24 | 2006-10-11 | 大连大学 | Computer management and control system for household heating |
| CN101032854A (en) * | 2006-12-30 | 2007-09-12 | 美的集团有限公司 | Method for manufacturing water heater liner heat-insulation assembly |
| CN101457977A (en) * | 2009-01-09 | 2009-06-17 | 宁波圣莱达电器有限公司 | Fast heating type drinking water heater |
| CN201967150U (en) * | 2010-08-04 | 2011-09-07 | 王振水 | Energy-saving and high-efficiency electrical heating device |
-
2010
- 2010-08-04 CN CN2010102447539A patent/CN101902843B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1373329A (en) * | 2001-03-02 | 2002-10-09 | 覃建明 | Water heater using optical, electrical and friction energy |
| CN1825026A (en) * | 2006-03-28 | 2006-08-30 | 陈汝清 | Solar energy water heater |
| CN1844762A (en) * | 2006-04-24 | 2006-10-11 | 大连大学 | Computer management and control system for household heating |
| CN101032854A (en) * | 2006-12-30 | 2007-09-12 | 美的集团有限公司 | Method for manufacturing water heater liner heat-insulation assembly |
| CN101457977A (en) * | 2009-01-09 | 2009-06-17 | 宁波圣莱达电器有限公司 | Fast heating type drinking water heater |
| CN201967150U (en) * | 2010-08-04 | 2011-09-07 | 王振水 | Energy-saving and high-efficiency electrical heating device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101902843B (en) | 2012-02-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201967150U (en) | Energy-saving and high-efficiency electrical heating device | |
| CN101902843B (en) | Energy-saving high-efficiency electric heating device | |
| CN102200397B (en) | Multi-layer thin cavity type heat exchanger | |
| CN202253947U (en) | Column-wing-shaped aluminum alloy section structure for water heating radiator | |
| CN2789709Y (en) | Convection radiant cooling plate | |
| CN209857688U (en) | Novel little logical board, and possess radiator and air conditioner end equipment of this little logical board | |
| EP2045554A2 (en) | Radiator with radiating plate having high efficiency | |
| CN103047880A (en) | Heat exchanger | |
| CN201465579U (en) | Radiator | |
| CN202814186U (en) | Reduced flat pipe | |
| CN201476268U (en) | PTC liquid heater | |
| CN202195721U (en) | Combined type waste heat recovery device of shower waste hot water | |
| CN202229475U (en) | Micro-channel heat exchanger | |
| CN204830151U (en) | High -efficient heat dissipation radiator and radiator group | |
| CN201210020Y (en) | Fan coil air cooler | |
| CN201964803U (en) | Heating heat sink | |
| CN203824373U (en) | Heating cooling fin used indoors | |
| CN207407522U (en) | A kind of high-efficiency energy-saved electric-heating boiler | |
| CN202253952U (en) | Water-heating radiator | |
| CN101917782B (en) | Integrated pipeline electric heating device | |
| CN203964136U (en) | Become segmentation radiator and segmentation thereof | |
| CN2906520Y (en) | Counter flow type spiral heat exchanger | |
| CN205718634U (en) | A kind of micro-channel heat exchanger of single header | |
| CN204554982U (en) | Microchannel enhanced heat exchange building and heating lightweight multipaths radiator | |
| CN104677150A (en) | Heat transfer surface and microporous flow passages or small-hole flow passages integrated planar perforated-plate heat exchanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120222 Termination date: 20130804 |