CN203907571U - Steam generator - Google Patents
Steam generator Download PDFInfo
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- CN203907571U CN203907571U CN201420301725.XU CN201420301725U CN203907571U CN 203907571 U CN203907571 U CN 203907571U CN 201420301725 U CN201420301725 U CN 201420301725U CN 203907571 U CN203907571 U CN 203907571U
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- water tank
- heat
- heating surface
- pipe
- steam generator
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Abstract
The utility model discloses a steam generator which comprises a body. The body comprises a rack, a water tank and a combustor, the water tank and the combustor are both arranged in the rack, a water inlet pipe and a steam outlet pipe are connected to the water tank, the water tank comprises a tank body and a tank cover connected to the tank body, and the combustor is arranged corresponding to the tank body. The tank body comprises a heating face, the combustor is arranged towards the heating face, an upper hole is formed in the tank cover, a lower hole is formed in the heating face, a containing cavity is formed in the water tank, a heating pipe is arranged in the containing cavity, one end of the heating pipe is blocked in the upper hole, the other end of the heating pipe is blocked in the lower hole, and a communicated hot air channel is formed in the heating pipe. The steam generator has the advantage of being high in heat energy utilization rate.
Description
Technical field
The utility model relates to kitchen technical field of kitchen wares, and in particular, it relates to a kind of steam generator.
Background technology
Steam generator is that a kind of fuel or other energy of utilizing is heated into water the plant equipment of steam, can provide high-temperature steam for various steam-heated kitchen digesting apparatus, be widely used in catering trade steaming, stew, for example: steam dish, steamed rice, cook congee, boil soya-bean milk, stew.
Steam generator is generally divided into electrical heating by its mode of heating and fuel heats this two large class steam generator; The current steam generator that is applied in kitchen tools field, kitchen, mostly by fuel such as liquefied gas or natural gases, water is heated, thereby water is heated into steam, the advantage of this steam generator is that firing rate is fast, quantity of steam is large, can provide steam to multiple devices, shortcoming is that vapour speed slower, and heat utilization rate is lower.
In order to overcome above-mentioned shortcoming, the disclosed steam generator of application number 201010143868.9, it mainly consists of steam generating chamber, heating inner liner and burner; Steam generating chamber is provided with water inlet and steam (vapor) outlet; Heating inner liner is arranged on the inside of steam generating chamber, and both are not connected, is provided with one or more than one communicating pipes in heating inner liner, is arranged in across the land these communicating pipes in the heating inner liner inner chamber of hollow, and the two ends of communicating pipe are connected with steam generating chamber; The bottom of above-mentioned heating inner liner is for placing the furnace chamber of putting of burner, and the top of heating inner liner is smoke pipe, communicates with extraneous air; The steam generator of above-mentioned utility model by establishing communicating pipe in heating inner liner, in communicating pipe and steam generator, there is aqueous water, the thermal energy transfer that burner produces is to communicating pipe and heating inner liner, make heat energy carry out heat exchange in the surrounding of heating inner liner, can exchange in the inside of heating inner liner again, increase the area being heated, thereby improved the utilization rate of heat energy.
The fuel spraying due to burner is to burn in the heating inner liner of hollow, and when the heating to the inwall of heating inner liner, also tube connector is being heated, thereby by increasing heating surface area, improves the utilization rate of heat energy; Wherein, the most heat energy that fuel combustion produces is to be delivered in tube connector, and it is indoor by heating inner liner, to be delivered to steam generation; Remaining heat energy is dispersed in air with the form of radiation, air themperature in heating inner liner is uprised, and rise to rapidly in smoke pipe, then be discharged in air, the high temperature air generally discharging also has very high temperature, and current steam generator cannot effectively utilize the heat energy of this part, so the heat utilization rate of current steam generator is lower; There is certain room for improvement.
Utility model content
The deficiency existing for prior art, the steam generator that provides a kind of heat utilization rate higher is provided the purpose of this utility model.
For achieving the above object, the utility model provides following technical scheme: a kind of steam generator, comprise body, described body comprises frame, all be arranged on water tank and burner in frame, on described water tank, be connected with water inlet pipe and steam outlet pipe, described water tank comprises casing and is connected to the case lid on casing, the corresponding casing setting of described burner, described casing comprises heating surface, described burner is towards heating surface setting, on described case lid, offer hole, on described heating surface, offer lower hole, in described water tank, be provided with container cavity, in described container cavity, be provided with heat-generating pipe, one end shutoff of described heat-generating pipe in upper hole and other end shutoff in lower hole, in described heat-generating pipe, be formed with the hot gas path of connection.
By adopting technique scheme, frame is the housing of a cuboid, and the various parts in steam generator are all arranged in frame; Ejection burning burner can mix fuel with air after, thus flame produced, the water that the flame that burner produces can be used in heating water tank; Water inlet pipe one end is connected with tap, and the other end is connected with water tank, and while fetching boiling water tap, water just can enter in container cavity by water inlet pipe; Steam pipe one end is connected with water tank, the other end and equipment connection to be heated, and when heating water tanks produces after steam, steam can pass through steam outlet pipe, and flows to equipment to be heated.
Case lid is fixed on and on casing, forms water tank, the bottom surface of casing is heating surface, burner is arranged on heating surface below, and heating surface is arc heating surface, arc heating surface caves in towards container cavity, and on arc heating surface, be formed with the depressed part towards container cavity depression, can increase heating surface area like this, improve the efficiency of heating surface; The quantity in heat-generating pipe, upper hole, lower hole is identical and corresponding one by one, and heat-generating pipe one end is welded on lower hole and the other end is welded on hole, and heat-generating pipe outer surface contacts with the water of container cavity, and the hot gas path in heat-generating pipe is in communication with the outside.
Body is when work, water inlet pipe is first toward the interior water filling of container cavity, burner heats heating surface, part heat passes to the water in container cavity by heating surface, another part dissipation of heat is in air, and air heat is arrived to very high temperature, the one end in high temperature air hole from heat-generating pipe correspondence enters in hot gas path, and when high temperature air flows in hot gas path, heat can be passed to heat-generating pipe, make heat-generating pipe heating, because heat-generating pipe is arranged in container cavity and is immersed in water, so heat-generating pipe can transmit feedwater heat, and high temperature air finally becomes normal temperature air, and then flow out the one end in hole hot gas path correspondence, so just can utilize the heat of high temperature air to heat the water in container cavity, and heat-generating pipe can be spiral heating pipe, so just can increase the contact area of spiral heating Guan Yushui, and the length that can extend heat-generating pipe, increase the time of staying of high temperature air in hot gas path, thereby make high temperature air have time enough that heat is transmitted, the heat utilization rate of this design is higher.
The utility model is further set to: on described case lid, be connected with scavenger fan, in described scavenger fan correspondence, hole arranges.
By adopting technique scheme, scavenger fan is a kind ofly by motor, to drive fan to rotate, thereby drives the air conditioning electrical equipment of air current flow, is a kind of of existing equipment; Scavenger fan is arranged on case lid, and can make hole produce a negative pressure, thereby hot gas path is produced to a suction, air is sucked to hot gas path from lower hole, then discharge from upper hole; When burner heats heating surface, high temperature air can rise, and is inhaled in hot gas path, high temperature air can transfer heat to heat-generating pipe after entering heat-generating pipe, then the temperature step-down of high temperature air, becomes normal temperature air, then is deflated fan from the sucking-off of hot gas path; This design can force air to flow in heat-generating pipe, thereby makes heat-generating pipe can suck high temperature air, and normal temperature air is discharged.
The utility model is further set to: described heating surface is arc heating surface, and described arc heating surface comprises protuberance, and described protuberance is towards the one side setting of upper hole.
By adopting technique scheme, arc heating surface upward hole is crooked, so curved, because the area of cambered surface is greater than the area of plane, so the area of arc heating surface is larger, the flame interaction producing when burner during at arc heating surface, can effectively increase heating surface area, and also have the effect being heated evenly; This design can improve heating effect.
The utility model is further set to: described heating surface is step heating surface, and described step heating surface comprises protuberance, and described protuberance is towards the one side setting of upper hole.
By adopting technique scheme, because heating surface is that constantly upwards hole one side is folding and be step-like, so the area of step heating surface is greater than the area of plane, the flame interaction producing when burner is during at step heating surface, can effectively increase heating surface area, and also there is the effect being heated evenly; This design can improve heating effect.
The utility model is further set to: described heat-generating pipe is spiral heating pipe.
By adopting technique scheme, owing to spiraling and being formed with spire on spiral heating pipe, spire can increase the contact area of spiral heating Guan Yushui, thereby effectively heat the water in container cavity, and the length that can extend hot gas path, increase the time of staying of high temperature air in hot gas path, thereby make high temperature air have time enough that heat is transmitted; This design can improve the effect of utilizing of high temperature air.
The utility model is further set to: described heat-generating pipe is folding heat-generating pipe.
By adopting technique scheme, owing to being folded to form folding part on folding heat-generating pipe, can increase like this contact area of folding heat-generating pipe and water, thereby effectively heat the water in container cavity, and the length that can extend hot gas path, increase the time of staying of high temperature air in hot gas path, thereby make high temperature air have time enough that heat is transmitted; This design can improve the effect of utilizing of high temperature air.
The utility model is further set to: described water tank is cylindric, and described spiral heating pipe is provided with the spire spiraling around water tank axis in water tank.
By adopting technique scheme, when water tank is barrel-shaped, and when heat-generating pipe is spiral heating pipe, spire is around the axis setting of spiraling, the axis coaxle setting of the axis of spire and water tank, when the radius of spire is enough large, only need a spiral heating pipe just can make high temperature air pass through whole container cavity; When the lower hole of high temperature air from heating surface enters after spiral heating pipe, from the hot gas path motion of constantly upwards spiraling, finally from upper hole, flow out, but the quantity in Yu Shang hole, lower hole only has one, cannot make fully like this high temperature air enter in container cavity; This design only needs a spiral heating pipe, just can be covered with whole container cavity, has reduced the difficulty of installing and manufacturing.
The utility model is further set to: described water tank is cylindric, and described spiral heating pipe is provided with the spire radially spiraling around water tank in water tank.
By adopting technique scheme, when water tank is barrel-shaped, and when heat-generating pipe is spiral heating pipe, spiral heating pipe forms spire after laterally spiraling in container cavity, so spire is arranged near hole, when burner heating water tank, a side temperature near heating surface is high, a side temperature near upper hole is low, the principle of transmitting according to heat, high temperature air is in the lower water of temperature, can transmit more heat, and spire is near case lid, when high temperature air enters after hot gas path from lower hole, and near on during hole, enter spire, in spire, constantly spiral, transfer heat to fully the water that is positioned at water tank upper strata, then from upper hole, flow out, and in container cavity, be provided with many spiral heating pipes, so can offer enough lower holes on heating surface enters for high temperature air, it is mobile that this design can make high temperature air spiral on water tank upper strata, thereby reach good heating effect.
The utility model is further set to: described water tank is cylindric, and described folding heat-generating pipe is provided with along the axial folding folding part of water tank in water tank.
By adopting technique scheme, when heat-generating pipe is folding heat-generating pipe, folding heat-generating pipe is folding back and forth between case lid and heating surface, and form folding part, because folding part is folded to form back and forth between case lid and heating surface, so folding heat-generating pipe of the multilayer that can be arranged in parallel in water tank, when burner heating water tank, a side temperature near heating surface is high, a side temperature near case lid is low, and the high temperature air that burner produces enters in hot gas path from lower hole, and move along folding part, constantly between case lid and heating surface, move back and forth, like this can heating water tank upper strata, Ye Neng heating water tank lower floor, can also take the temperature of water tank lower floor to water tank upper strata goes, and in container cavity, be provided with many folding heat-generating pipes, so can offer enough lower holes on heating surface enters for high temperature air, this design can reach the effect of homogeneous heating.
The utility model is further set to: described water tank is cylindric, and described folding heat-generating pipe is provided with along the radially folding folding part of water tank in water tank.
By adopting technique scheme, when heat-generating pipe is folding heat-generating pipe, folding heat-generating pipe comes inflection folded on the transverse plane of water tank, and form folding part, and folding part is near case lid, when burner heating water tank, a side temperature near heating surface is high, a side temperature near case lid is low, the principle of transmitting according to heat, high temperature air is in the lower water of temperature, can transmit more heat, when high temperature air enters hot gas path from lower hole, while arriving a side in close upper hole in water tank, can constantly flow back and forth in the horizontal direction, transfer heat to fully the water that is positioned at water tank upper strata, then from upper hole, flow out, and in container cavity, be provided with many folding heat-generating pipes, so can offer enough lower holes on heating surface enters for high temperature air, it is mobile that this design can make high temperature air spiral on water tank upper strata, thereby reach good heating effect.
Accompanying drawing explanation
Fig. 1 is body construction schematic diagram of the present utility model;
Fig. 2 is embodiment mono-schematic diagram of the present utility model;
Fig. 3 is embodiment bis-schematic diagrames of the present utility model;
Fig. 4 is embodiment tri-schematic diagrames of the present utility model;
Fig. 5 is embodiment tetra-schematic diagrames of the present utility model;
Fig. 6 is embodiment five schematic diagrames of the present utility model;
Fig. 7 is embodiment six schematic diagrames of the present utility model.
In figure: 1, frame; 2, water tank; 3, burner; 4, casing; 5, case lid; 6, heating surface; 7, upper hole; 8, lower hole; 9, container cavity; 10, heat-generating pipe; 11, hot gas path; 12, scavenger fan; 13, arc heating surface; 14, step heating surface; 15, spiral heating pipe; 16, spire; 17, folding heat-generating pipe; 18, folding part; 19, protuberance.
The specific embodiment
Shown in Fig. 7, a kind of steam generator that present case is implemented, comprise body, described body comprises frame 1, all be arranged on water tank 2 and burner 3 in frame 1, on described water tank 2, be connected with water inlet pipe and steam outlet pipe, described water tank 2 comprises casing 4 and is connected to the case lid 5 on casing 4, the corresponding casing 4 of described burner 3 arranges, described casing 4 comprises heating surface 6, described burner 3 arranges towards heating surface 6, on described case lid 5, offer hole 7, on described heating surface 6, offer lower hole 8, in described water tank 2, be provided with container cavity 9, in described container cavity 9, be provided with heat-generating pipe 10, described heat-generating pipe 10 one end shutoff in upper hole 7 and other end shutoff in lower hole 8, in described heat-generating pipe 10, be formed with the hot gas path 11 of connection, on described case lid 5, be connected with scavenger fan 12, the corresponding upper hole 7 of described scavenger fan 12 arranges.
In embodiment mono-, described heating surface 6 is arc heating surface 13, and described arc heating surface 13 comprises protuberance 19, and described protuberance 19 is towards the 7 one side settings of upper hole.
Arc heating surface 13 hole 7 bendings upward, thus curved, because the area of cambered surface is greater than the area of plane, so the area of arc heating surface 13 is larger, the flame interaction producing when burner 3 during at arc heating surface 13, can effectively increase heating surface area, and also have the effect being heated evenly.
In embodiment bis-, described heating surface 6 is step heating surface 14, and described step heating surface 14 comprises protuberance 19, and described protuberance 19 is towards the 7 one side settings of upper hole.
Because heating surface 6 is that constantly upwards hole 7 one sides are folding and be step-like, so the area of step heating surface 14 is greater than the area of plane, the flame interaction producing when burner 3 during at step heating surface 14, can effectively increase heating surface area, and also have the effect being heated evenly.
In embodiment tri-, described heat-generating pipe 10 is spiral heating pipe 15, and described water tank 2 is cylindric, and described spiral heating pipe 15 is provided with the spire 16 spiraling around water tank axis in water tank 2.
Owing to spiraling on spiral heating pipe 15, be formed with spire 16, spire 16 can increase the contact area of spiral heating pipe 15 and water, thereby effectively heat the water in container cavity 9, and the length that can extend hot gas path 11, increase the time of staying of high temperature air in hot gas path 11, thereby make high temperature air have time enough that heat is transmitted; When water tank 2 is barrel-shaped, and when heat-generating pipe 10 is spiral heating pipe 15, spire 16 is around the axis setting of spiraling, the axis coaxle setting of the axis of spire 16 and water tank 2, when the radius of spire 16 is enough large, only need a spiral heating pipe 15 just can make high temperature air pass through whole container cavity 9; When the lower hole 8 of high temperature air from heating surface 6 enters after spiral heating pipe 15, from hot gas path 11 motion of constantly upwards spiraling, finally from upper hole 7, flow out, but lower hole 8 only has one with the quantity in upper hole 7, cannot make fully like this high temperature air enter in container cavity 9.
In embodiment tetra-, described heat-generating pipe 10 is spiral heating pipe 15, and described water tank 2 is cylindric, and described spiral heating pipe 15 is provided with the spire 16 radially spiraling around water tank in water tank 2.
Owing to spiraling on spiral heating pipe 15, be formed with spire 16, spire 16 can increase the contact area of spiral heating pipe 15 and water, thereby effectively heat the water in container cavity 9, and the length that can extend hot gas path 11, increase the time of staying of high temperature air in hot gas path 11, thereby make high temperature air have time enough that heat is transmitted, when water tank 2 is barrel-shaped, and when heat-generating pipe 10 is spiral heating pipe 15, spiral heating pipe 15 forms spire 16 after laterally spiraling in container cavity 9, so spire 16 is arranged near hole 7, when burner 3 heating water tank 2, a side temperature near heating surface 6 is high, a side temperature near upper hole 7 is low, the principle of transmitting according to heat, high temperature air is in the lower water of temperature, can transmit more heat, and spire 16 is near case lid 5, when high temperature air enters after hot gas path 11 from lower hole 8, and near on during hole 7, enter spire 16, in spire 16, constantly spiral, transfer heat to fully the water that is positioned at water tank 2 upper stratas, then from upper hole 7, flow out, and in container cavity 9, be provided with many spiral heating pipes 15, so can offer enough lower holes 8 on heating surface 6 enters for high temperature air.
In embodiment five, described heat-generating pipe 10 is folding heat-generating pipe 17, and described water tank 2 is cylindric, and described folding heat-generating pipe 17 is provided with along the axial folding folding part 18 of water tank in water tank 2.
Owing to being folded to form folding part 18 on folding heat-generating pipe 17, can increase like this contact area of folding heat-generating pipe 17 and water, thereby effectively heat the water in container cavity 9, and the length that can extend hot gas path 11, increase the time of staying of high temperature air in hot gas path 11, thereby make high temperature air have time enough that heat is transmitted, when heat-generating pipe 10 is folding heat-generating pipe 17, folding heat-generating pipe 17 is folding back and forth between case lid 5 and heating surface 6, and form folding part 18, because folding part 18 is folded to form back and forth between case lid 5 and heating surface 6, so folding heat-generating pipe 17 of the interior multilayer that can be arranged in parallel of water tank 2, when burner 3 heating water tank 2, a side temperature near heating surface 6 is high, a side temperature near case lid 5 is low, and the high temperature air that burner 3 produces enters in hot gas path 11 from lower hole 8, and 18 move along folding part, constantly between case lid 5 and heating surface 6, move back and forth, like this can heating water tank 2 upper stratas, also can heating water tank 2 lower floors, can also take the temperature of water tank 2 lower floors to water tank 2 upper stratas goes, and in container cavity 9, be provided with many folding heat-generating pipes 17, so can offer enough lower holes 8 on heating surface 6 enters for high temperature air.
In embodiment six, described heat-generating pipe 10 is folding heat-generating pipe 17, and described water tank 2 is cylindric, and described folding heat-generating pipe 17 is provided with along the radially folding folding part 18 of water tank 2 in water tank 2.
Owing to being folded to form folding part 18 on folding heat-generating pipe 17, can increase like this contact area of folding heat-generating pipe 17 and water, thereby effectively heat the water in container cavity 9, and the length that can extend hot gas path 11, increase the time of staying of high temperature air in hot gas path 11, thereby make high temperature air have time enough that heat is transmitted, when heat-generating pipe 10 is folding heat-generating pipe 17, folding heat-generating pipe 17 comes inflection folded on the transverse plane of water tank 2, and form folding part 18, and folding part 18 is near case lid 5, when burner 3 heating water tank 2, a side temperature near heating surface 6 is high, a side temperature near case lid 5 is low, the principle of transmitting according to heat, high temperature air is in the lower water of temperature, can transmit more heat, when high temperature air enters hot gas path 11 from lower hole 8, while arriving a side in close upper hole 7 in water tank 2, can constantly flow back and forth in the horizontal direction, transfer heat to fully the water that is positioned at water tank 2 upper stratas, then from upper hole 7, flow out, and in container cavity 9, be provided with many folding heat-generating pipes 17, so can offer enough lower holes 8 on heating surface 6 enters for high temperature air.
In a concrete Application Example, there is a rated operating pressure 0.3Mpa, 125 ℃ of rated operating pressures, quantity of steam 100KG/ hour, in the steam generator of rated power 120W, because the form of a part of heat with high temperature air and flue gas is lost, so the consumption of combustion gas is 3.6KG/ hour-4.5KG/ hour, when using steam generator described in the utility model, under identical duty, amount of consumed gas is only 2KG/ hour-2.5KG/ hour, the consumption of combustion gas can reduce by 45% left and right, thereby improve the utilization ratio of heat energy, and reduce the consumption of combustion gas.
The utlity model has following advantage: have advantages of that heat utilization rate is higher.
The above is only preferred embodiment of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. a steam generator, comprise body, described body comprises frame, all be arranged on water tank and burner in frame, on described water tank, be connected with water inlet pipe and steam outlet pipe, described water tank comprises casing and is connected to the case lid on casing, the corresponding casing setting of described burner, it is characterized in that: described casing comprises heating surface, described burner is towards heating surface setting, on described case lid, offer hole, on described heating surface, offer lower hole, in described water tank, be provided with container cavity, in described container cavity, be provided with heat-generating pipe, one end shutoff of described heat-generating pipe in upper hole and other end shutoff in lower hole, in described heat-generating pipe, be formed with the hot gas path of connection.
2. a kind of steam generator according to claim 1, is characterized in that: on described case lid, be connected with scavenger fan, in described scavenger fan correspondence, hole arranges.
3. a kind of steam generator according to claim 1 and 2, is characterized in that: described heating surface is arc heating surface, and described arc heating surface comprises protuberance, and described protuberance is towards the one side setting of upper hole.
4. a kind of steam generator according to claim 1 and 2, is characterized in that: described heating surface is step heating surface, and described step heating surface comprises protuberance, and described protuberance is towards the one side setting of upper hole.
5. a kind of steam generator according to claim 1, is characterized in that: described heat-generating pipe is spiral heating pipe.
6. a kind of steam generator according to claim 1, is characterized in that: described heat-generating pipe is folding heat-generating pipe.
7. a kind of steam generator according to claim 5, is characterized in that: described water tank is cylindric, and described spiral heating pipe is provided with the spire spiraling around water tank axis in water tank.
8. a kind of steam generator according to claim 5, is characterized in that: described water tank is cylindric, and described spiral heating pipe is provided with the spire radially spiraling around water tank in water tank.
9. a kind of steam generator according to claim 6, is characterized in that: described water tank is cylindric, and described folding heat-generating pipe is provided with along the axial folding folding part of water tank in water tank.
10. a kind of steam generator according to claim 6, is characterized in that: described water tank is cylindric, and described folding heat-generating pipe is provided with along the radially folding folding part of water tank in water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420301725.XU CN203907571U (en) | 2014-06-07 | 2014-06-07 | Steam generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420301725.XU CN203907571U (en) | 2014-06-07 | 2014-06-07 | Steam generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203907571U true CN203907571U (en) | 2014-10-29 |
Family
ID=51781846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420301725.XU Expired - Fee Related CN203907571U (en) | 2014-06-07 | 2014-06-07 | Steam generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203907571U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019441A (en) * | 2014-06-07 | 2014-09-03 | 宁波爱斯凯酒店用品有限公司 | Vapor generator |
-
2014
- 2014-06-07 CN CN201420301725.XU patent/CN203907571U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019441A (en) * | 2014-06-07 | 2014-09-03 | 宁波爱斯凯酒店用品有限公司 | Vapor generator |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 Termination date: 20150607 |
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| EXPY | Termination of patent right or utility model |