CN203393004U - Disk type drying machine - Google Patents
Disk type drying machine Download PDFInfo
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- CN203393004U CN203393004U CN201320458112.2U CN201320458112U CN203393004U CN 203393004 U CN203393004 U CN 203393004U CN 201320458112 U CN201320458112 U CN 201320458112U CN 203393004 U CN203393004 U CN 203393004U
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- axostylus axostyle
- flow deflector
- thrust
- augmenting nozzle
- steam
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Abstract
The utility model relates to a disk type drying machine. The disk type drying machine comprises a shell and a drying mechanism, wherein the drying mechanism is arranged in the shell and comprises a shaft rod and shaft heads which are sleeved at two ends of the shaft rod; a steam inlet and a condensed water outlet are formed in each shaft head; a plurality of flow guide pipe groups are uniformly distributed on the shaft rod; flow guide pipes in each flow guide pipe group are uniformly distributed on the same shaft section of the shaft rod; each flow guide pipe group comprises a plurality of condensed water flow guide pipes and a plurality of steam flow guide pipes; heat transfer disks are sleeved on the shaft rod in one-to-one correspondence to the flow guide pipe groups; each heat transfer disk is formed by oppositely welding two disk-shaped sheets; a plurality of flow guide plate groups are arranged in a radial clearance formed between the two disk-shaped sheets and are matched with the condensed water flow guide pipes. The disk type drying machine is high in heat exchange efficiency, high in drying operation efficiency, energy-saving and low in maintenance cost; a water hammer effect is unlikely to be caused; the service life of the drying machine is prolonged; the driving energy consumption can be reduced.
Description
Technical field
The utility model belongs to the technical field of the processing of water, waste water, sewage or mud, particularly a kind of water of condensation in desiccation machine after sludge drying is collected rapidly and discharged to reach higher heat exchange efficiency, be conducive to the quick mummification of material and effectively extend the desiccation machine disc type desiccation machine in work-ing life.
Background technology
Material mummification refers to by effects such as diafiltration or evaporations, removes the process of most of water content from material.In material mummification industry, drying equipment can be to directly act on material to make its mummification, can also adopt steam indirectly drying, steam does not directly contact with material, but by the mode indirectly drying material of intermediary's utilizing object conducting heat, it is narrow-minded that the latter has tail, drying efficiency advantages of higher.
In the equipment of indirectly drying, steam passes in drying equipment, by intermediary body heat, passes to material, and at vapor condensation, becoming the latent heat of liquid water abrupt release is the main origin of heat of material mummification.Yet, after steam becomes water of condensation, discharging sensible heat slow, water of condensation occupies the internal space of intermediary's object, intercepts steam and contact with the inwall of intermediary object, continues into the ability of steam release latent heat more and more littlely, and heat exchanger effectiveness reduction, is unfavorable for the mummification of material.In order to improve heat exchanger effectiveness, take-up gear need be set and discharge fast water of condensation.In prior art, the water of condensation that ubiquity intermediary interior of articles produces after heat exchange cannot be fast, a large amount of phenomenon of discharging, larger on heat exchanger effectiveness impact in the process of material mummification, and in the process of drying equipment mummification, need not stop rotation, guarantee putting in place of material mummification, now, too much water of condensation is due to inertia effect, very easily cause water hammer effect, damage the axis body in drying equipment; Meanwhile, when the water that it is excessive that drying equipment shuts down Hou， intermediary interior of articles, can increase the weight of the heavy burden of drying equipment central axis, aggravation axostylus axostyle is crooked, large to device security harm, has reduced the work-ing life of drying equipment, and because Whole Equipment quality increases, increase driving power consumption, waste energy.
Utility model content
The technical problem that the utility model solves is, in prior art, the water of condensation that ubiquity intermediary interior of articles produces after heat exchange cannot be quick, a large amount of phenomenons of discharging, and cause heat exchanger effectiveness in the process of material mummification is reduced, and in the process due to drying equipment mummification, need not stop rotation to guarantee putting in place of material mummification, when water of condensation after heat exchange is more and more cannot discharge time, because inertia effect causes water hammer effect, damage the axis body in drying equipment, simultaneously, after drying equipment shuts down, the excessive water of intermediary's interior of articles can increase the weight of the heavy burden of drying equipment central axis, aggravation axostylus axostyle is crooked, large to device security harm, reduced the work-ing life of drying equipment, and because Whole Equipment quality increases, increase driving power consumption, the problem wasting energy, and then provide a kind of disc type desiccation machine of optimizing structure.
The technical scheme that the utility model adopts is, a kind of disc type desiccation machine comprises casing and is located at casing Zhong mummification mechanism, and described mummification mechanism comprises axostylus axostyle and be sheathed on the spindle nose at axostylus axostyle two ends, and described spindle nose is provided with steam inlet and condensation-water drain; On described axostylus axostyle, be evenly distributed with some thrust-augmenting nozzle groups, the thrust-augmenting nozzle of every group of thrust-augmenting nozzle group is uniformly distributed on the same shaft section of being located at axostylus axostyle, and described every group of thrust-augmenting nozzle group comprises some condensate water guide pipes and some steam thrust-augmenting nozzles; On described axostylus axostyle, with the thrust-augmenting nozzle group corresponding heat transfer disk that is arranged with one by one, described heat transfer disk is welded in opposite directions by two plate-like sheets; In the radial gap that described two plate-like sheets form, be provided with some flow deflector groups, described flow deflector group and described condensate water guide pipe are equipped with.
Preferably, described flow deflector group comprises long flow deflector and short flow deflector, a side of condensate water guide pipe is located in described long flow deflector one end, the other end extends to radial gap top, the corresponding long flow deflector in described short flow deflector one end is located at the opposite side of condensate water guide pipe, and the length of described long flow deflector is greater than the length of short flow deflector.
Preferably, at 45 ° the shifting to install of adjacent thrust-augmenting nozzle group on described axostylus axostyle.
Preferably, described every group of thrust-augmenting nozzle group comprises 2 condensate water guide pipes and 2 steam thrust-augmenting nozzles, and described condensate water guide pipe and steam thrust-augmenting nozzle are uniformly distributed and are crisscross arranged.
Preferably, be provided with 2 groups of flow deflector groups in each heat transfer disk, it is symmetric points setting that the long flow deflector in described 2 groups of flow deflector groups and short flow deflector be take the axle center of axostylus axostyle.
Preferably, the thrust-augmenting nozzle of described every group of thrust-augmenting nozzle group penetrates axostylus axostyle outer wall and arranges in axostylus axostyle.
Preferably, the spindle nose at described axostylus axostyle two ends is respectively Bidirectional rotating joint and single direction rotation joint, described Bidirectional rotating joint and single direction rotation joint are provided with steam inlet, on described Bidirectional rotating joint, be also provided with condensation-water drain, described condensation-water drain place is provided with siphon pipe, and described siphon pipe arranges in axostylus axostyle.
Preferably, described siphon pipe is connected with water inlet pipe towards a side of axostylus axostyle, and described water inlet pipe is connected with siphon pipe is vertical, and the mouth of pipe of described water inlet pipe is fixedly installed straight down.
Preferably, described axostylus axostyle is hollow axis structure.
The utility model provides a kind of disc type desiccation machine of optimizing structure, main core by the mummification mechanism in desiccation machine inside is on axostylus axostyle, to be uniformly distributed some thrust-augmenting nozzle groups, and every group of thrust-augmenting nozzle component offered and be set to condensate water guide pipe and steam thrust-augmenting nozzle, arranged outside flow deflector group at condensate water guide pipe, guarantee to rotate at axostylus axostyle, steam constantly passes in the situation of axostylus axostyle, water of condensation in heat transfer disk can direct diversed plate group be collected, and quick via the condensation-water drain of axostylus axostyle by condensate water guide pipe, a large amount of discharge, heat exchanger effectiveness improves, can not affect steam thrust-augmenting nozzle toward delivering vapor in heat transfer disk because of water of condensation, the mummification operation that has guaranteed desiccation machine is efficient, due to thrust-augmenting nozzle group and heat transfer disk distribution, draining is even, be difficult for causing water hammer effect, the risk of damage of reduction to axostylus axostyle, extend the work-ing life of desiccation machine, axostylus axostyle load reduces, be conducive to reduce driving energy consumption, save energy, after stopping steam and entering, along with the rotation of axostylus axostyle, the water of condensation in heat transfer disk can more thoroughly be discharged, axostylus axostyle load alleviate the crooked risk that can reduce axostylus axostyle, further reduce maintenance cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the front view sectional view structural representation at heat transfer disk of the present utility model place;
Fig. 3 is the front view of heat transfer disk in the utility model;
Fig. 4 is the side-view of heat transfer disk in the utility model;
Fig. 5 is the structural representation of long flow deflector in the utility model;
Fig. 6 is the structural representation of the short-and-medium flow deflector of the utility model;
Fig. 7 is the structural representation of water of condensation export agency in prior art.
Embodiment
Below in conjunction with embodiment, the utility model is described in further detail, but protection domain of the present utility model is not limited to this.
As shown in the figure, the utility model relates to a kind of disc type desiccation machine, comprises casing and is located at casing Zhong mummification mechanism, and described mummification mechanism comprises axostylus axostyle 1 and be sheathed on the spindle nose at axostylus axostyle 1 two ends, and described spindle nose is provided with steam inlet 2 and condensation-water drain 3; On described axostylus axostyle 1, be evenly distributed with some thrust-augmenting nozzle groups 4, the thrust-augmenting nozzle of every group of thrust-augmenting nozzle group 4 is uniformly distributed on the same shaft section of being located at axostylus axostyle 1, and described every group of thrust-augmenting nozzle group 4 comprises some condensate water guide pipes 5 and some steam thrust-augmenting nozzles 6; On described axostylus axostyle 1, with the thrust-augmenting nozzle group 4 corresponding heat transfer disk 7 that is arranged with one by one, described heat transfer disk 7 is welded in opposite directions by two plate-like sheets 8; In the radial gap that described two plate-like sheets 8 form, be provided with some flow deflector groups, described flow deflector group and described condensate water guide pipe 5 are equipped with.
In the utility model, by the condensate water guide pipe 5 for drainage water of condensation with for the steam thrust-augmenting nozzle of drainage steam, within 6 minutes, be arranged, and in the heat transfer disk on condensate water guide pipe 57, be equipped with flow deflector group, make when mummification mechanism whole beginning rotating heat transfer, the steam entering from steam inlet 2 is imported by steam thrust-augmenting nozzle 6, vapor condensation is fallen rapidly in flow deflector group after becoming water of condensation, by flow deflector group, water of condensation collected and pass out to condensation-water drain 3 by condensate water guide pipe 5, guarantee that water of condensation can be quick, be sent efficiently, can not collect in heat transfer disk 7 inside always, affect the normal mummification operation of desiccation machine, simultaneously, steam inlet 2 constantly passes into steam in mummification mechanism, the high speed that guarantees mummification operation is carried out, due to being discharged from of water of condensation energy utmost dispatch, and because condensate water guide pipe 5 and steam thrust-augmenting nozzle are arranged for 6 minutes, condensate water guide pipe 5 is also equipped with flow deflector group, has guaranteed that the transportation of water of condensation can not have influence on the conveying of steam, and mummification operation energy integral body is carried out efficiently.
Described flow deflector group comprises long flow deflector 9 and short flow deflector 10, a side of condensate water guide pipe 5 is located in described long flow deflector 9 one end, the other end extends to radial gap top, the corresponding long flow deflector 9 in described short flow deflector 10 one end is located at the opposite side of condensate water guide pipe 5, and the length of described long flow deflector 9 is greater than the length of short flow deflector 10.
In the utility model, flow deflector group is set to long flow deflector 9 and short flow deflector 10 coordinates the structure of being located at condensate water guide pipe 5 both sides, long flow deflector 9 is mainly used in collecting the water of condensation of heat transfer disk 7 inside, make the water of condensation can be farthest by quick collection, and the flow restriction due to condensate water guide pipe 5, water of condensation can temporarily be stored in by long flow deflector 9, in the U-shaped groove that short flow deflector 10 and axostylus axostyle 1 form, even heat transfer disk 7 water of condensation in the process of rotation likely can incline to, can also by the restriction of short flow deflector 10, be continued to flow back in groove, make the collection effciency of water of condensation higher.
At 45 ° the shifting to install of adjacent thrust-augmenting nozzle group 4 on described axostylus axostyle 1.
In the utility model, adjacent thrust-augmenting nozzle group 4 is set to the mechanism of 45 ° of dislocation, guarantee that thrust-augmenting nozzle group 4 can pass into heat transfer disk 7 operation that steam completes heat exchange mummification material to greatest extent, can farthest collect and discharge water of condensation, guarantee the normal of desiccation machine work simultaneously.
Described every group of thrust-augmenting nozzle group 4 comprises 2 condensate water guide pipes 5 and 2 steam thrust-augmenting nozzles 6, and described condensate water guide pipe 5 and steam thrust-augmenting nozzle 6 are uniformly distributed and are crisscross arranged.
In each heat transfer disk 7, be provided with 2 groups of flow deflector groups 4, it is symmetric points setting that the long flow deflector 9 in described 2 groups of flow deflector groups 4 and short flow deflector 10 be take the axle center of axostylus axostyle 1.
In the utility model, every group of thrust-augmenting nozzle group 4 is set to condensate water guide pipe 5 and steam thrust-augmenting nozzle 6 each structures of 2, and staggered being evenly distributed on the same shaft section of axostylus axostyle 1, guaranteed the state that reaches balance with the discharge of water of condensation that passes into of steam, and due to staggered setting, make the long flow deflector 9 energy collection water of condensation as much as possible in two groups of flow deflector groups 4, and there is abundant revolution space that water of condensation is discharged by condensate water guide pipe 5 and can not enter into steam thrust-augmenting nozzle 6 and affect passing into of steam, make the water of condensation discharge operation of desiccation machine efficient, heat transfer effect is better.
The thrust-augmenting nozzle of described every group of thrust-augmenting nozzle group 4 penetrates axostylus axostyle 1 outer wall to the interior setting of axostylus axostyle 1.
The spindle nose at described axostylus axostyle 1 two ends is respectively Bidirectional rotating joint 11 and single direction rotation joint 12, described Bidirectional rotating joint 11 and single direction rotation joint 12 are provided with steam inlet 2, on described Bidirectional rotating joint 11, be also provided with condensation-water drain 3, described condensation-water drain 3 places are provided with siphon pipe 13, and described siphon pipe 13 is towards the interior setting of axostylus axostyle 1.
Described siphon pipe 13 is connected with water inlet pipe 14 towards a side of axostylus axostyle 1, and described water inlet pipe 14 is connected with siphon pipe 13 is vertical, and the mouth of pipe of described water inlet pipe 14 is fixedly installed straight down.
In the utility model, spindle nose is set to respectively Bidirectional rotating joint 11 and single direction rotation joint 12, single direction rotation joint 12 is mainly used in passing into of steam, Bidirectional rotating joint 11 is also born the task that water of condensation is discharged when meeting the passing into of steam, by siphon pipe 13 being set at condensation-water drain 3 places, when to be water of condensation in axostylus axostyle 1 flow to siphon pipe 13 places due to the pressure of steam, can by siphon pipe 13, by condensation-water drain 3, be discharged rapidly; By at siphon pipe 13 towards the downward water inlet pipe 14 of a side vertical connecting of axostylus axostyle 1, water of condensation in axostylus axostyle 1 can hour be discharged rapidly in amount, further accelerate the efficiency that the utility model water of condensation is discharged, guarantee efficiently carrying out of mummification operation.
Described axostylus axostyle 1 is hollow axis structure.
Principle of work of the present utility model is: axostylus axostyle 1 hollow of mummification mechanism, and steam enters axostylus axostyle 1 from the steam inlet 2 of Bidirectional rotating joint 11 and single direction rotation joint 12, and enters heat transfer disk 7 cavitys by the steam thrust-augmenting nozzle 6 of some thrust-augmenting nozzle groups 4; Steam passes to after the wet stock contacting with heat transfer disk 7 outer walls by heat transfer disk 7 heat, and moment becomes liquid state mutually from gaseous state, discharges latent heat, as the main origin of heat of material mummification; Along with the rotation of axostylus axostyle 1, water of condensation is collected and is imported in the U-shaped groove being comprised of long flow deflector 9, short flow deflector 10 and axostylus axostyle 1 by long flow deflector 9, and self-condensation water thrust-augmenting nozzle 5 imports in axostylus axostyle 1; Steam enters in heat transfer disk 7 from steam thrust-augmenting nozzle 6 continually, follows heat to transmit and constantly repeats said process.When the liquid level of the water of condensation in axostylus axostyle 1 covers the water-in of the water inlet pipe 14 being connected with siphon pipe 13, water of condensation, because the pressure of steam is discharged from the condensation-water drain 3 of Bidirectional rotating joint 11 rapidly by water inlet pipe 14 and siphon pipe 13, has been avoided the generation of water hammer effect; Steam stops entering after axostylus axostyle 1, and along with the lasting rotation of axostylus axostyle 1, the water of condensation in heat transfer disk 7 can more thoroughly be discharged, axostylus axostyle 1 load alleviate the crooked risk that has reduced axostylus axostyle 1.
The utility model has solved in prior art, the water of condensation that ubiquity intermediary interior of articles produces after heat exchange cannot be quick, a large amount of phenomenons of discharging, and cause heat exchanger effectiveness in the process of material mummification is reduced, and in the process due to drying equipment mummification, need not stop rotation to guarantee putting in place of material mummification, when water of condensation after heat exchange is more and more cannot discharge time, because inertia effect causes water hammer effect, damage the axis body in drying equipment, simultaneously, after drying equipment shuts down, the excessive water of intermediary's interior of articles can increase the weight of the heavy burden of drying equipment central axis, 1 bending of aggravation axostylus axostyle, large to device security harm, reduced the work-ing life of drying equipment, and because Whole Equipment quality increases, increase driving power consumption, the problem wasting energy, main core by the mummification mechanism in desiccation machine inside is on axostylus axostyle 1, to be uniformly distributed some thrust-augmenting nozzle groups 4, and every group of thrust-augmenting nozzle group 4 is separately set to condensate water guide pipe 5 and steam thrust-augmenting nozzle 6, arranged outside flow deflector group 4 at condensate water guide pipe 5, guarantee in axostylus axostyle 1 rotation, steam constantly passes in the situation of axostylus axostyle 1, water of condensation in heat transfer disk 7 can direct diversed plate group 4 be collected, and quick via the condensation-water drain 3 of axostylus axostyle 1 by condensate water guide pipe 5, a large amount of discharge, heat exchanger effectiveness improves, can not affect steam thrust-augmenting nozzle 6 toward the interior delivering vapor of heat transfer disk 7 because of water of condensation, the mummification operation that has guaranteed desiccation machine is efficient, due to thrust-augmenting nozzle group 4 and heat transfer disk 7 distributions, draining is even, be difficult for causing water hammer effect, the risk of damage of reduction to axostylus axostyle 1, extend the work-ing life of desiccation machine, axostylus axostyle 1 load reduces, be conducive to reduce driving energy consumption, save energy, after stopping steam and entering, along with the rotation of axostylus axostyle 1, the water of condensation in heat transfer disk 7 can more thoroughly be discharged, axostylus axostyle 1 load alleviate the crooked risk that can reduce axostylus axostyle 1, further reduce maintenance cost.
Claims (9)
1. a disc type desiccation machine, comprises casing and is located at casing Zhong mummification mechanism, it is characterized in that: described mummification mechanism comprises axostylus axostyle and be sheathed on the spindle nose at axostylus axostyle two ends, and described spindle nose is provided with steam inlet and condensation-water drain; On described axostylus axostyle, be evenly distributed with some thrust-augmenting nozzle groups, the thrust-augmenting nozzle of every group of thrust-augmenting nozzle group is uniformly distributed on the same shaft section of being located at axostylus axostyle, and described every group of thrust-augmenting nozzle group comprises some condensate water guide pipes and some steam thrust-augmenting nozzles; On described axostylus axostyle, with the thrust-augmenting nozzle group corresponding heat transfer disk that is arranged with one by one, described heat transfer disk is welded in opposite directions by two plate-like sheets; In the radial gap that described two plate-like sheets form, be provided with some flow deflector groups, described flow deflector group and described condensate water guide pipe are equipped with.
2. a kind of disc type desiccation machine according to claim 1, it is characterized in that: described flow deflector group comprises long flow deflector and short flow deflector, a side of condensate water guide pipe is located in described long flow deflector one end, the other end extends to radial gap top, the corresponding long flow deflector in described short flow deflector one end is located at the opposite side of condensate water guide pipe, and the length of described long flow deflector is greater than the length of short flow deflector.
3. a kind of disc type desiccation machine according to claim 1, is characterized in that: at 45 ° the shifting to install of adjacent thrust-augmenting nozzle group on described axostylus axostyle.
4. a kind of disc type desiccation machine according to claim 1, is characterized in that: described every group of thrust-augmenting nozzle group comprises 2 condensate water guide pipes and 2 steam thrust-augmenting nozzles, and described condensate water guide pipe and steam thrust-augmenting nozzle are uniformly distributed and are crisscross arranged.
5. according to a kind of disc type desiccation machine described in claim 2 or 4, it is characterized in that: in each heat transfer disk, be provided with 2 groups of flow deflector groups, it is symmetric points setting that the long flow deflector in described 2 groups of flow deflector groups and short flow deflector be take the axle center of axostylus axostyle.
6. a kind of disc type desiccation machine according to claim 1, is characterized in that: the thrust-augmenting nozzle of described every group of thrust-augmenting nozzle group penetrates axostylus axostyle outer wall and arranges in axostylus axostyle.
7. a kind of disc type desiccation machine according to claim 1, it is characterized in that: the spindle nose at described axostylus axostyle two ends is respectively Bidirectional rotating joint and single direction rotation joint, described Bidirectional rotating joint and single direction rotation joint are provided with steam inlet, on described Bidirectional rotating joint, be also provided with condensation-water drain, described condensation-water drain place is provided with siphon pipe, and described siphon pipe arranges in axostylus axostyle.
8. a kind of disc type desiccation machine according to claim 7, is characterized in that: described siphon pipe is connected with water inlet pipe towards a side of axostylus axostyle, and described water inlet pipe is connected with siphon pipe is vertical, and the mouth of pipe of described water inlet pipe is fixedly installed straight down.
9. a kind of disc type desiccation machine according to claim 1, is characterized in that: described axostylus axostyle is hollow axis structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320458112.2U CN203393004U (en) | 2013-07-30 | 2013-07-30 | Disk type drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320458112.2U CN203393004U (en) | 2013-07-30 | 2013-07-30 | Disk type drying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203393004U true CN203393004U (en) | 2014-01-15 |
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ID=49904550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320458112.2U Expired - Lifetime CN203393004U (en) | 2013-07-30 | 2013-07-30 | Disk type drying machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203393004U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103395958A (en) * | 2013-07-30 | 2013-11-20 | 天通吉成机器技术有限公司 | Disc type drier |
| CN109442129A (en) * | 2018-12-17 | 2019-03-08 | 西安交通大学 | Condensation water hammer with flow-disturbing bulge-structure inhibits device |
-
2013
- 2013-07-30 CN CN201320458112.2U patent/CN203393004U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103395958A (en) * | 2013-07-30 | 2013-11-20 | 天通吉成机器技术有限公司 | Disc type drier |
| CN103395958B (en) * | 2013-07-30 | 2015-06-24 | 天通吉成机器技术有限公司 | Disc type drier |
| CN109442129A (en) * | 2018-12-17 | 2019-03-08 | 西安交通大学 | Condensation water hammer with flow-disturbing bulge-structure inhibits device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220401 Address after: 314006 Room 401, building 2, No. 522, Asia Pacific Road, Jiaxing City, Zhejiang Province Patentee after: TDG NEW ENVIRONMENT TECHNOLOGY CO.,LTD. Address before: No.129 Shuanglian Road, Haining Economic Development Zone, Haining City, Jiaxing City, Zhejiang Province Patentee before: TDG MACHINERY TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140115 |
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| CX01 | Expiry of patent term |