CN212843073U - Heat exchanger - Google Patents
Heat exchanger Download PDFInfo
- Publication number
- CN212843073U CN212843073U CN202021599417.1U CN202021599417U CN212843073U CN 212843073 U CN212843073 U CN 212843073U CN 202021599417 U CN202021599417 U CN 202021599417U CN 212843073 U CN212843073 U CN 212843073U
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- cold
- cylinder
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- water
- hot
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 108
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 34
- 239000003546 flue gas Substances 0.000 claims description 34
- 239000000779 smoke Substances 0.000 claims description 25
- 230000000903 blocking effect Effects 0.000 claims description 20
- 238000005192 partition Methods 0.000 claims description 8
- 239000003112 inhibitor Substances 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000010813 municipal solid waste Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000008236 heating water Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The application provides a heat exchanger, which comprises a cold and hot water exchange cylinder and a cold and hot gas exchanger, wherein the cold and hot gas exchanger comprises an outer cylinder, a first inner cylinder and a second inner cylinder which are coaxially arranged from outside to inside so as to form a first annular cavity, a second annular cavity and a core cavity; the outer side surface of the cold and hot water exchange cylinder is provided with a spiral water feeding channel, an annular water collecting channel and a plurality of cold water grooves which are communicated with the spiral water feeding channel and the annular water collecting channel, and the cold water channel is formed between the outer shell cylinder fixedly sleeved on the cold and hot water exchange cylinder and the cold water grooves. This application convenient to use, heat exchange efficiency is high.
Description
Technical Field
The utility model relates to a heat exchanger.
Background
The pyrolysis furnace becomes one of the main modes for treating the household garbage, the household garbage generated in daily life of people is various in types and complex in components, and the comprehensive treatment of the household garbage is carried out according to the principle of reduction, harmlessness and recycling. Categorised earlier to rubbish, wherein the solid waste who contains toxic composition need get rid of the toxic composition through the pyrolysis oven and then get into the gas producer burning, can produce the high temperature flue gas of a large amount of temperatures between 750 ℃ to 850 ℃ after the burning, if the high temperature flue gas directly gets into purifier through not cooling and can shorten purifier's life greatly, therefore the high temperature flue gas can carry out purification treatment again after heat exchange device cools down the processing, utilize heat exchange device to carry out heated air or water realization flue gas cooling usually at present, need be equipped with two heat exchange device when the air water is heated to needs simultaneously, and the cost is increased, and it is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a heat exchanger has solved among the prior art a heat exchanger can only satisfy the heating of air or aquatic, and it is inconvenient to use.
In order to solve the technical problem, the utility model provides a following technical scheme:
a heat exchanger comprises a cold and hot water exchange cylinder, a cold and hot air exchanger arranged at the top of the cold and hot water exchange cylinder and a bottom cylinder arranged at the bottom of the cold and hot water exchange cylinder, the cold-hot air exchanger comprises an outer cylinder, a first inner cylinder and a second inner cylinder which are coaxially arranged from outside to inside, thereby forming a first annular cavity, a second annular cavity and a core cavity from outside to inside, wherein a cold air inlet and a hot air outlet of the cold and hot air exchanger are communicated with the first annular cavity, a second clapboard arranged in the first annular cavity enables air to circulate in a single direction, the smoke inlet of the cold and hot air exchanger is communicated with the second annular cavity, the gap on the second inner cylinder enables the second annular cavity to be communicated with the core cavity, an inner cylinder cavity of the cold and hot water exchange cylinder is communicated with the core cavity through a smoke outlet of the cold and hot air exchanger, and smoke passing through the inner cylinder cavity of the cold and hot water exchange cylinder enters the bottom cylinder; the cold and hot water exchange cylinder is characterized in that a spiral water feeding channel, an annular water collecting channel and a plurality of cold water grooves communicated with the spiral water feeding channel and the annular water collecting channel are arranged on the outer side surface of the cold and hot water exchange cylinder, and a cold water channel is formed between the outer shell cylinder fixedly arranged on the cold and hot water exchange cylinder and the cold water grooves.
Furthermore, a plurality of air chokes distributed annularly are arranged in the first annular cavity; a plurality of first smoke flow blocking parts which are distributed annularly are arranged in the second annular cavity; a plurality of second smoke flow blocking parts are axially arranged in an inner cylinder cavity of the cold and hot water exchange cylinder; and a plurality of water flow blocking pieces which are sequentially arranged are arranged in the cold water tank.
Furthermore, the air flow resisting part is provided with an outer arc surface and an inner mountain surface which are coaxial with the outer cylinder, a certain gap is formed between the inner mountain surface and the first inner cylinder, a certain gap is formed between the outer arc surface and the outer cylinder, and a plurality of circulation holes which are communicated with the outer arc surface and the inner mountain surface are formed in the air flow resisting part.
Furthermore, the first smoke flow resisting element comprises a V-shaped plate perpendicular to the bottom of the outer cylinder, two sides of the V-shaped plate are respectively connected with the outer wall of the second inner cylinder and the inner wall of the first inner cylinder, a plurality of smoke through holes are formed in the V-shaped plate, and the opening end of the V-shaped plate is communicated with the smoke inlet.
Furthermore, a plurality of flow blocking arc plates distributed along a sector shape are arranged between two adjacent V-shaped plates, and the plurality of flow blocking arc plates are arranged in a staggered mode along the radial direction of the second inner cylinder.
Furthermore, the second smoke flow resisting part comprises an upper conical cylinder, a lower conical cylinder and a straight barrel section connected between the upper conical cylinder and the lower conical cylinder, the opening edge of the upper conical cylinder is fixedly connected with the inner wall of the cold and hot water exchange cylinder, a cylinder cavity of the upper conical cylinder is communicated with a cavity of the straight barrel section, the cavity of the straight barrel section is communicated with an annular cavity between the upper conical cylinder and the lower conical cylinder through an air overflow hole in the straight barrel section, and a gap is reserved between the opening edge of the lower conical cylinder and the inner wall of the cold and hot water exchange cylinder.
Furthermore, the water flow resisting piece comprises two opposite side resisting plates, an hourglass channel is formed between the two side resisting plates, a V-shaped cavity is formed between the side resisting plates and the side wall of the cold water groove, and a plurality of water passing holes formed in the side resisting plates enable water in the V-shaped cavity to flow down.
Furthermore, a first partition plate positioned in the second annular cavity is connected between the second inner cylinder and the first inner cylinder, and the notch and the flue gas inlet of the second inner cylinder are respectively positioned on two sides of the first partition plate so that the flue gas flows in a single direction.
According to the above technical scheme, the utility model discloses following beneficial effect has:
the cold and hot water exchange cylinder and the cold and hot air exchanger arranged at the top of the cold and hot water exchange cylinder are arranged, and gas exhausted by the cold and hot air exchanger enters the cold and hot water exchange cylinder, so that air heating or water heating or air and water heating can be carried out according to actual conditions, and the use is convenient;
the first smoke flow blocking part and the second smoke flow blocking part can prolong the time of smoke in the application and can uniformly mix cold smoke and hot smoke; the air flow blocking piece can prolong the time of the air in the cold and hot air exchanger, and the air can uniformly mix the cold and hot air in the flowing process; the water flow choking piece can prolong the time of water in the cold water channel, and the cold water and the hot water can be uniformly mixed in the flowing process of the water; and then can improve the work efficiency of heat exchange, make the flue gas rapid cooling.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a right side view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a left side view of the present invention.
Fig. 4 is a schematic structural view of a hot and cold water exchanging tube according to the present invention.
Fig. 5 is a schematic structural view of a water blocking member of the cold and hot water exchanging tube of the present invention.
Fig. 6 is a schematic diagram of the internal structure of the cold-hot air exchanger according to the present invention.
Description of reference numerals: the hot and cold water exchange cylinder 1, the spiral water feeding channel 11, the annular water collecting channel 12, the second smoke flow resisting part 13, the upper cone 131, the lower cone 132, the straight barrel section 133, the overflow hole 134, the cold water groove 14, the water flow resisting part 15, the side resisting plate 151, the water passing hole 1511, the hourglass channel 152, the V-shaped cavity 153, the cold and hot air exchanger 2, the outer cylinder 21, the smoke outlet 211, the cold air inlet 212, the hot air outlet 213, the first inner cylinder 22, the second inner cylinder 23, the first partition plate 24, the smoke inlet 25, the second partition plate 26, the air flow resisting part 27, the outer arc surface 271, the inner mountain surface 272, the flow through hole 273, the first smoke flow resisting part 28, the flow resisting arc plate 29, the bottom cylinder 3 and the outer shell cylinder 4.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
Referring to fig. 1 to 6, the present application is further described, as shown in fig. 1, 2 and 3, a heat exchanger includes a cold and hot water exchanging cylinder 1, a cold and hot air exchanger 2 disposed on the top of the cold and hot water exchanging cylinder 1, and a bottom cylinder 3 disposed on the bottom of the cold and hot water exchanging cylinder 1, high temperature flue gas enters the cold and hot air exchanger 2 through a flue gas inlet 25 of the cold and hot air exchanger 2, cold air enters the cold and hot air exchanger 2 through a cold air inlet 212 of the cold and hot air exchanger 2 for heating, heated air is discharged for use through a hot air outlet 213 of the cold and hot air exchanger 2, flue gas passing through the cold and hot air exchanger 2 enters the cold and hot water exchanging cylinder 1 for heating water, cooled flue gas enters the bottom cylinder 3 for discharging, when a flue gas cooling requirement can be met by simultaneously heating air and water, cold water is injected into the cold and hot water exchange cylinder 1 while cold air is injected into the cold and hot air exchanger 2, so that the use is convenient, and when the flue gas cooling requirement can be met by independently heating air or independently heating water, only the cold and hot water exchange cylinder 1 or the cold and hot air exchanger 2 is needed.
As shown in fig. 4, 5 and 6, the cold and hot gas exchanger 2 includes an outer cylinder 21, a first inner cylinder 22 and a second inner cylinder 23 which are coaxially arranged from outside to inside, so as to form a first annular chamber, a second annular chamber and a core chamber from outside to inside, the cold air inlet 212 and the hot air outlet 213 are both communicated with the first annular chamber, the second partition plate 26 arranged in the first annular chamber makes air circulate in one direction, the flue gas inlet 25 is communicated with the second annular chamber, the notch on the second inner cylinder 23 makes the second annular chamber and the core chamber communicated, the first partition plate 24 arranged in the second annular chamber is connected between the second inner cylinder 23 and the first inner cylinder 22, the notch of the second inner cylinder 23 and the flue gas inlet 25 are respectively arranged on two sides of the first partition plate 24 to make flue gas flow in one direction, the inner cylinder chamber of the cold and hot water exchanger 1 is communicated with the core chamber through the flue gas outlet 211 of the cold and hot gas exchanger 2, the flue gas passing through the inner cylinder cavity of the cold and hot water exchange cylinder 1 enters the bottom cylinder 3; the outer side surface of the cold and hot water exchange cylinder 1 is provided with a spiral water feeding channel 11, an annular water collecting channel 12 and a plurality of cold water grooves 14 communicated with the spiral water feeding channel 11 and the annular water collecting channel 12, and a cold water channel is formed between the outer shell cylinder 4 fixedly sleeved on the cold and hot water exchange cylinder 1 and the cold water grooves 14.
As shown in fig. 4, a plurality of second smoke flow resisting pieces 13 are axially arranged in the inner cylinder cavity of the cold and hot water exchanging cylinder 1, each second smoke flow resisting piece 13 includes an upper cone 131, a lower cone 132 and a straight cylinder section 133 connected between the upper cone 131 and the lower cone 132, an opening edge of the upper cone 131 is fixedly connected with the inner wall of the cold and hot water exchanging cylinder 1, the cylinder cavity of the upper cone 131 is communicated with the cavity of the straight cylinder section 133, the cavity of the straight cylinder section 133 is communicated with the annular cavity between the upper cone 131 and the lower cone 132 through an air overflow hole 134 located on the straight cylinder section 133, a gap is left between the opening edge of the lower cone 132 and the inner wall of the cold and hot water exchanging cylinder 1, smoke enters the straight cylinder section 133 along the upper cone 131 and then enters the annular cavity, and finally enters the next upper cone 131 through the gap between the lower cone 132 and the inner wall of the cold and hot water exchanging cylinder 1, the running distance of the flue gas is increased, the time of the flue gas in the cold and hot water exchange cylinder 1 is prolonged, the heat exchange is thorough, the flue gas can be uniformly mixed in the non-uniform heat exchange process in the lower row, and the heat exchange efficiency is improved.
As shown in fig. 4 and 5, a plurality of water blocking elements 15 arranged in sequence are arranged in the cold water tank 14, each water blocking element 15 includes two side blocking plates 151 arranged oppositely, an hourglass channel 152 is formed between the two side blocking plates 151, a V-shaped cavity 153 is formed between the side blocking plates 151 and the side wall of the cold water tank 14, and a plurality of water through holes 1511 arranged on the side blocking plates 151 enable water in the V-shaped cavity 153 to flow downwards, so that the water flow speed is reduced, water is fully contacted with the cold and hot water exchange cylinder 1, and the heat exchange effect is good.
As shown in fig. 6, a plurality of annularly distributed air flow-resisting members 27 are disposed in the first annular cavity, the air flow-resisting members 27 have an outer arc surface 271 and an inner mountain surface 272 which are coaxial with the outer cylinder 21, a gap is formed between the inner mountain surface 272 and the first inner cylinder 22, a gap is formed between the outer arc surface 271 and the outer cylinder 21, and a plurality of flow holes 273 are disposed in the air flow-resisting members 27 to communicate the outer arc surface 271 and the inner mountain surface 272.
As shown in fig. 6, a plurality of first flue gas flow blocking elements 28 are annularly arranged in the second annular cavity, each first flue gas flow blocking element 28 includes a V-shaped plate perpendicular to the bottom of the outer cylinder 21, two sides of each V-shaped plate are respectively connected to the outer wall of the second inner cylinder 23 and the inner wall of the first inner cylinder 22, a plurality of flue gas passing holes are formed in each V-shaped plate, and the open end of each V-shaped plate is communicated with the flue gas inlet 25.
Be equipped with the choked flow arc 29 that a plurality of edge fan-shaped distribution between two adjacent V-arrangement boards, and a plurality of choked flow arc 29 are followed cylinder 23's the setting of radially staggering in the second, V-arrangement board and the cooperation of choked flow arc 29 use, not only can reduce the flow velocity of flue gas, can also make the inhomogeneous flue gas misce bene of temperature, improve heat exchange efficiency.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A heat exchanger is characterized by comprising a cold and hot water exchange cylinder (1), a cold and hot air exchanger (2) arranged at the top of the cold and hot water exchange cylinder (1) and a bottom cylinder (3) arranged at the bottom of the cold and hot water exchange cylinder (1), wherein the cold and hot air exchanger (2) comprises an outer cylinder (21), a first inner cylinder (22) and a second inner cylinder (23) which are coaxially arranged from outside to inside so as to form a first annular cavity, a second annular cavity and a core cavity from outside to inside, a cold air inlet (212) and a hot air outlet (213) of the cold and hot air exchanger (2) are communicated with the first annular cavity, a second partition plate (26) arranged in the first annular cavity enables air to circulate in a single direction, a flue gas inlet (25) of the cold and hot air exchanger (2) is communicated with the second annular cavity, a notch arranged on the second inner cylinder (23) enables the second annular cavity to be communicated with the core cavity, an inner cylinder cavity of the cold and hot water exchange cylinder (1) is communicated with the core cavity through a smoke outlet (211) of the cold and hot air exchanger (2), and smoke passing through the inner cylinder cavity of the cold and hot water exchange cylinder (1) enters the bottom cylinder (3); the cold and hot water exchange barrel is characterized in that a spiral water feeding channel (11), an annular water collecting channel (12) and a plurality of cold water grooves (14) communicated with the spiral water feeding channel (11) and the annular water collecting channel (12) are formed in the outer side surface of the cold and hot water exchange barrel (1), and a cold water channel is formed between the outer shell barrel (4) on the cold and hot water exchange barrel (1) and the cold water grooves (14) in a fixed sleeve mode.
2. A heat exchanger according to claim 1, characterised in that a number of annularly distributed air chokes (27) are arranged in the first annular chamber; a plurality of first smoke flow blocking parts (28) distributed annularly are arranged in the second annular cavity; a plurality of second smoke flow blocking parts (13) are axially arranged in an inner cylinder cavity of the cold and hot water exchange cylinder (1); a plurality of water flow blocking parts (15) which are arranged in sequence are arranged in the cold water tank (14).
3. A heat exchanger according to claim 2, wherein the air flow resisting member (27) has an outer curved surface (271) and an inner curved surface (272) coaxial with the outer cylinder (21), the inner curved surface (272) has a clearance from the first inner cylinder (22), the outer curved surface (271) has a clearance from the outer cylinder (21), and a plurality of flow holes (273) communicating the outer curved surface (271) and the inner curved surface (272) are provided in the air flow resisting member (27).
4. The heat exchanger according to claim 2, wherein the first flue gas flow resisting element (28) comprises a V-shaped plate perpendicular to the bottom of the outer cylinder (21), two sides of the V-shaped plate are respectively connected with the outer wall of the second inner cylinder (23) and the inner wall of the first inner cylinder (22), the V-shaped plate is provided with a plurality of flue gas passing holes, and the open end of the V-shaped plate is communicated with the flue gas inlet (25).
5. The heat exchanger according to claim 4, characterized in that a plurality of flow-obstructing arcs (29) are arranged between two adjacent V-shaped plates, distributed along a sector, and the plurality of flow-obstructing arcs (29) are staggered in the radial direction of the second inner cylinder (23).
6. The heat exchanger according to claim 2, characterized in that the second flue gas flow inhibitor (13) comprises an upper cone (131), a lower cone (132) and a straight barrel section (133) connected between the upper cone (131) and the lower cone (132), the opening edge of the upper cone (131) is fixedly connected with the inner wall of the hot and cold water exchange barrel (1), the barrel cavity of the upper cone (131) is communicated with the cavity of the straight barrel section (133), the cavity of the straight barrel section (133) is communicated with the annular cavity between the upper cone (131) and the lower cone (132) through an air overflow hole (134) on the straight barrel section (133), and a gap is left between the opening edge of the lower cone (132) and the inner wall of the hot and cold water exchange barrel (1).
7. The heat exchanger according to claim 2, wherein the water flow resisting member (15) includes two side resisting plates (151) oppositely arranged, an hourglass passage (152) is formed between the two side resisting plates (151), a V-shaped cavity (153) is formed between the side resisting plates (151) and the side wall of the cold water tank (14), and a plurality of water passing holes (1511) provided on the side resisting plates (151) flow water located in the V-shaped cavity (153).
8. The heat exchanger according to claim 1, characterized in that a first baffle (24) located in the second annular chamber is connected between the second inner cylinder (23) and the first inner cylinder (22), and the gap of the second inner cylinder (23) and the flue gas inlet (25) are located on both sides of the first baffle (24) respectively for unidirectional flow of the flue gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021599417.1U CN212843073U (en) | 2020-08-05 | 2020-08-05 | Heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021599417.1U CN212843073U (en) | 2020-08-05 | 2020-08-05 | Heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212843073U true CN212843073U (en) | 2021-03-30 |
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ID=75128725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021599417.1U Active CN212843073U (en) | 2020-08-05 | 2020-08-05 | Heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212843073U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111750706A (en) * | 2020-08-05 | 2020-10-09 | 福建汇鑫环保科技有限公司 | Heat exchanger |
-
2020
- 2020-08-05 CN CN202021599417.1U patent/CN212843073U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111750706A (en) * | 2020-08-05 | 2020-10-09 | 福建汇鑫环保科技有限公司 | Heat exchanger |
| CN111750706B (en) * | 2020-08-05 | 2024-06-21 | 福建汇鑫环保科技有限公司 | Heat exchanger |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 46, Huangshi East Road, Huangshi Community, Fuqiao Street, Licheng District, Quanzhou City, Fujian Province, 362,000 Patentee after: Fujian Huixin Environmental Protection Technology Co.,Ltd. Address before: 362000 No.10 Huangshi East Road, Huangshi community, Fuqiao street, Licheng District, Quanzhou City, Fujian Province Patentee before: FUJIAN HUIXIN ENVIRONMENTAL TECHNOLOGY CO.,LTD. |