CN207470491U - Wind turbine is flexible coupling and wind turbine - Google Patents
Wind turbine is flexible coupling and wind turbine Download PDFInfo
- Publication number
- CN207470491U CN207470491U CN201721374805.8U CN201721374805U CN207470491U CN 207470491 U CN207470491 U CN 207470491U CN 201721374805 U CN201721374805 U CN 201721374805U CN 207470491 U CN207470491 U CN 207470491U
- Authority
- CN
- China
- Prior art keywords
- air duct
- wind turbine
- flange
- silica gel
- flexible coupling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Duct Arrangements (AREA)
Abstract
The utility model provides a kind of wind turbine and is flexible coupling and wind turbine, is related to the technical field of wind turbine, and wind turbine is flexible coupling including air duct, two silica gel flanges and two supported flanges；Air duct is enclosed by glass fabric to be set in a ring, and silicon rubber is coated on glass fabric；Two silica gel flanges are respectively fixedly connected at the both ends of air duct；Two supported flanges are set on the outer wall of air duct, and each supported flange respectively with one of silica gel flange while abut.In use, the both ends of air duct are fixedly connected by supported flange with air duct, and silica gel flange is arranged between supported flange and air duct.Since air duct is Silicone Rubber Coated glass fabric, this material compares that traditional rubber material is more environmentally-friendly and high temperature resistant；In addition, the setting of silica gel flange can fill the gap of air duct and air duct junction, the seal of junction is improved, and reduce noise.
Description
Technical field
The utility model is related to wind turbine technical field, it is flexible coupling more particularly, to a kind of wind turbine and wind turbine.
Background technology
Wind turbine is by the mechanical energy of input, improves gas pressure and supplies gas side by side the machinery of body, it is a kind of driven stream
Body machinery.Wind turbine is widely used in the ventilation, dust discharge and cooling of factory, mine, tunnel, cooling tower, vehicle, ship and building,
The ventilation of boiler and industrial furnace and air inducing；Cooling and ventilation in the apparatus of air conditioning and domestic electric appliance；The baking of cereal
It does and selects and recommends, inflation and propulsion of wind-tunnel wind regime and aircushion vehicle etc..
Since the airborne noise that wind turbine is generated in operation can seriously affect normal work, the life of staff
And health, so by, using a kind of flexible connection accessory, being used as ventilating system in air inlet, air outlet position
The component parts of pipeline can separate the rigid connection of air hose in this way, reduce issuable common between wind turbine import and export and air duct
Shake, plays the role of mute noise reduction.
The product that is flexible coupling used at present is mainly rubber material, and rubber material is mainly nitrile rubber, ethylene-propylene-diene monomer
Glue, neoprene etc..Although the product that is flexible coupling of such material can also play the role of noise reduction, used material is in ring
Guarantor, high temperature resistant, fire-retardant aspect are not very superior；And it is poor with the seal of the junction in air duct to be flexible coupling.
Utility model content
It is flexible coupling the purpose of this utility model is to provide a kind of wind turbine and wind turbine, it is in the prior art to improve
Material used in being flexible coupling is poor in environmental protection, high temperature resistant, the effect of fire-retardant aspect；And it is flexible coupling and the junction in air duct
The technical issues of seal is poor.
Wind turbine provided by the utility model is flexible coupling, including air duct, two silica gel flanges and two supported flanges；Air duct
It is enclosed and is set in a ring by glass fabric, and silicon rubber is coated on glass fabric；Two silica gel flanges are respectively fixedly connected with
The both ends of air duct；Two supported flanges are set on the outer wall of air duct, and the one side of each supported flange respectively with one of them
The one side of silica gel flange abuts.
Further, silica gel flange is combined into one with air duct vulcanization.
Further, supported flange is interference fitted with air duct.
Further, two layers of glass fabric；Layer glass fiber cloth is fixedly connected, and between layer glass fiber cloth
It is provided with bracing ring；Bracing ring is set along the circumferential direction of air duct.
Further, bracing ring is multiple；Multiple bracing rings are arranged at intervals along the extending direction of air duct.
Further, glass fabric is multilayer；Multilayer woven glass fabric abuts successively.
Further, multiple first through hole for wearing bolt and multiple the are respectively arranged on silica gel flange and supported flange
Two through-holes；Multiple first through hole are correspondingly arranged respectively with multiple second through-holes.
Further, air duct is in a rectangular parallelepiped shape；Silica gel flange and supported flange are rectangular, and silica gel flange is with compressing method
Blue corner is both provided with first through hole and the second through-hole.
Further, air duct is cylindrical；Silica gel flange and supported flange are rounded.
Further, the utility model additionally provides a kind of wind turbine, and wind turbine is flexible coupling including wind turbine.
Wind turbine provided by the utility model is flexible coupling, including air duct, two silica gel flanges and two supported flanges.Make
With in the process, the both ends of air duct are fixedly connected by supported flange with air duct, and silica gel flange is arranged on supported flange and air duct
Between.Since air duct is Silicone Rubber Coated glass fabric, this material compares the more environmentally-friendly and resistance to height of traditional rubber material
Temperature；In addition, the setting of silica gel flange can fill the gap of air duct and air duct junction, the seal of junction is improved, and subtract
Small noise.
From the foregoing, it will be observed that the wind turbine, which is flexible coupling, compares traditional product, and it is more environmentally-friendly, in high temperature resistant and the performance of fire-retardant aspect
It is more superior；And wind turbine is flexible coupling with the seal of air duct junction more preferably.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
Under the premise of labour, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is the front view that the wind turbine that the utility model embodiment provides is flexible coupling；
Fig. 2 is the sectional view in A-A directions in Fig. 1；
Fig. 3 is the front view that the wind turbine that another embodiment of the utility model provides is flexible coupling；
Fig. 4 is the sectional view in B-B directions in Fig. 3.
Icon：1- air ducts；2- silica gel flanges；3- supported flanges；4- glass fabrics；5- bracing rings；6- first through hole；7-
Second through-hole.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected range.
In the description of the present invention, it should be noted that such as occur term " " center ", " on ", " under ", " left side ",
" right side ", " vertical ", " level ", " interior ", " outer " etc., indicated by orientation or position relationship be based on orientation shown in the drawings or
Position relationship is for only for ease of description the utility model and simplifies description rather than instruction or imply signified device or member
Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
In addition, such as there is term " first ", " second ", " third " are only used for description purpose, and it is not intended that instruction or implying opposite
Importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition
Concrete meaning of the language in the utility model.
Fig. 1 is the front view that the wind turbine that the utility model embodiment provides is flexible coupling；Fig. 2 is the section view in A-A directions in Fig. 1
Figure；Fig. 3 is the front view that the wind turbine that another embodiment of the utility model provides is flexible coupling；Fig. 4 is the section view in B-B directions in Fig. 3
Figure；As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 4, wind turbine provided in this embodiment is flexible coupling, including 1, two silica gel flange 2 of air duct
And two supported flanges 3；Air duct 1 is enclosed by glass fabric 4 to be set in a ring, and silicon rubber is coated on glass fabric 4；Two
A silica gel flange 2 is respectively fixedly connected at the both ends of air duct 1；Two supported flanges 3 are set on the outer wall of air duct 1, and each
Supported flange 3 respectively with one of silica gel flange 2 while abut.
Wherein, the connection mode of air duct 1 and two silica gel flanges 2 can be a variety of, such as：Rivet interlacement or bonding etc.
Deng.
Further, supported flange 3 selects metal material.Such as：304 stainless steels can be selected in supported flange 3, compress
3 any surface finish of flange is smooth.
Further, supported flange 3 can be Nian Jie with air duct 1；Or supported flange 3 and the junction of air duct 1 can be set
Fixing piece is equipped with, fixing piece is more steady so as to which air duct 1 be enabled to be connect with air duct for supported flange 3 to be fixedly connected with air duct 1
It is fixed.
Further, the both ends that wind turbine is flexible coupling should be symmetrical arranged, and in use, be distinguished without using person, convenient
User assembles, and improves efficiency.
Further, silicon rubber selects the silica gel rubber compound of vapor phase method food-grade, available for kitchen tools product, without Toxic
Matter, Environmental Safety；In addition, the operating temperature range of the silicon rubber can have good in -50 DEG C to 250 DEG C long-time services
High-temperature stability.
Further, 4 fabric of glass fabric has environmentally friendly, fire-retardant, nontoxic, non-stimulated to skin and respiratory tract etc. special
Point.
Further, fire retardant is added in 1 material of air duct.Fire retardant should select environment-protecting and non-poisonous material.In this way can not only
Enough ensure using effect and safety, additionally it is possible to extend the service life of device.
Further, 1 selected materials of air duct are absorbing sound and lowering noise polymer composite, which is a kind of tool of environment-friendly type
There is high performance novel inorganic light heat-insulating material, handled by special technology and production technology is process；It is more that it is internal
Hole cavity structure, surface vitreous closing, the fillibility material being in granular form have light, excellent thermal insulation, fire prevention, sound-absorbing, resistance to
High/low temperature, the excellent properties such as anti-aging, water absorption rate is small.
Wind turbine provided in this embodiment is flexible coupling, including 1, two silica gel flange 2 of air duct and two supported flanges 3.
During use, the both ends of air duct 1 are fixedly connected by supported flange 3 with air duct, and silica gel flange 2 is arranged on supported flange 3
Between air duct.Since air duct 1 is Silicone Rubber Coated glass fabric 4, this material compares traditional rubber material more ring
Guarantor and high temperature resistant；In addition, the setting of silica gel flange 2 can fill the gap of air duct 1 and air duct junction, the close of junction is improved
Closing property, and reduce noise.
From the foregoing, it will be observed that the wind turbine, which is flexible coupling, compares traditional product, and it is more environmentally-friendly, in high temperature resistant and the performance of fire-retardant aspect
It is more superior；And wind turbine is flexible coupling with the seal of air duct junction more preferably.
On the basis of above-described embodiment, further, silica gel flange 2 is combined into one with the vulcanization of air duct 1.
Wherein, the combination process of silica gel flange 2 and air duct 1 is the accurate die pressing mold used by special construction design,
Entirety is combined into using the technique vulcanization of vulcanizing press molding vulcanization.
In the present embodiment, silica gel flange 2 is combined into one with the vulcanization of air duct 1.In use, this set is closed
Performance is more preferable.
On the basis of above-described embodiment, further, supported flange 3 is interference fitted with air duct 1.
In the present embodiment, supported flange 3 is interference fitted with air duct 1.In use, supported flange 3 can be fixed on
Specific position on 1 outer wall of air duct can enable air duct 1 be connected with air duct more stable and close in this way.
On the basis of above-described embodiment, further, glass fabric 4 is two layers；Layer glass fiber cloth 4, which is fixed, to be connected
It connects, and bracing ring 5 is provided between layer glass fiber cloth 4；Bracing ring 5 is set along the circumferential direction of air duct 1.
Wherein, bracing ring 5 can be steel ring or select other metal materials.
Further, it can be Nian Jie between bracing ring 5 and glass fabric 4, during the use of device, can keep away
Exempt from bracing ring 5 and generate displacement due to shaking, influence the stability that device uses.
Further, it can be bonding between layer glass fiber cloth 4, the outer wall of air duct 1 can not only be enabled to set more
Stablize, additionally it is possible to which position-limiting action is played to bracing ring 5.
Further, every layer of glass fabric 4 is coated with silicon rubber.
In the present embodiment, in use, bracing ring 5 can play the role of supporting 1 outer wall of air duct, and avoiding device exists
Deformation is generated during use, causes ventilation not smooth；In addition, the setting of layer glass fiber cloth 4 can not only strengthen air duct 1
Performance, additionally it is possible to play the role of limiting to bracing ring 5, and bracing ring 5 is prevented to be in direct contact the inside of air duct 1, enable bracing ring 5
Caused to damage by high temperature, extend the service life of device.
As shown in Figure 2 and Figure 4, on the basis of above-described embodiment, further, bracing ring 5 is multiple；Multiple bracing rings
5 are arranged at intervals along the extending direction of air duct 1.
Wherein, multiple bracing rings 5 can be successively arranged at intervals along the extending direction of air duct 1.This set can enable air duct 1
Outer wall be more uniformly stressed, preferably play the role of support 1 outer wall of air duct.
Further, the setting quantity of bracing ring 5 can be selected according to the actual conditions that air duct 1 is set.
Such as：When the length of air duct 1 is 100mm, it can design and add in 3 bracing rings 5.
In the present embodiment, bracing ring 5 is multiple.In use, multiple bracing rings 5 can preferably play support wind
The effect of 1 outer wall of cylinder, prevents 1 outer wall of air duct from generating deformation, improves the using effect of device.
On the basis of above-described embodiment, further, glass fabric 4 is multilayer；Multilayer woven glass fabric 4 supports successively
It connects.
Wherein, it is coated with silicon rubber on every layer of glass fabric 4.
Further, the setting quantity of glass fabric 4 can be selected according to the actual conditions that air duct 1 is set.
In the present embodiment, glass fabric 4 is multilayer.In use, the setting of multilayer woven glass fabric 4 has more
Good high temperature resistant and fire-retardant effect can improve the performance of device in this way.
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 4, on the basis of above-described embodiment, further, silica gel flange 2 and pressure
The multiple first through hole 6 for wearing bolt and multiple second through-holes 7 are respectively arranged on tight flange 3；Multiple first through hole 6 respectively with
Multiple second through-holes 7 are correspondingly arranged.
Wherein, supported flange 3 can be Nian Jie with silica gel flange 2；Or it can be set between supported flange 3 and silica gel flange 2
Fixed structure is put, fixed structure is for supported flange 3 to be fixedly connected with silica gel flange 2, so as to enable first on supported flange 3
The second through-hole 7 on through-hole 6 and silica gel flange 2 corresponds always, and then it is more stable that air duct 1 is enabled to be connect with air duct.
Further, multiple first through hole 6 are arranged at intervals successively along the circumferential direction of silica gel flange 2；Multiple second through-holes 7
It is arranged at intervals successively along the circumferential direction of supported flange 3.
In the present embodiment, be respectively arranged on silica gel flange 2 and supported flange 3 multiple first through hole 6 for wearing bolt and
Multiple second through-holes 7.In use, screw bolt passes supported flange 3 and silica gel flange 2 and the bolt of air duct junction
Hole coordinates, so as to which air duct 1 be fixedly connected with air duct.This set can improve the stability that air duct 1 is connect with air duct.
As depicted in figs. 1 and 2, on the basis of above-described embodiment, further, air duct 1 is in a rectangular parallelepiped shape；Silica gel flange
2 is rectangular with supported flange 3, and the corner of silica gel flange 2 and supported flange 3 is both provided with first through hole 6 and second and leads to
Hole 7.
Wherein, air duct 1 can also be directed to the actual conditions that air duct is set and be set as irregular shape, such as：One end open is in
Circle, another end opening are rectangular etc..
Further, when air duct 1 in a rectangular parallelepiped shape when, bracing ring 5 should be rectangular.
In the present embodiment, air duct 1 is in a rectangular parallelepiped shape.The air duct 1 of rectangular-shape is suitable for the rectangular air duct that is open.Make
With in the process, the both ends of air duct 1 are connect with two air ducts, so as to enable two air duct connections.In addition, silica gel flange 2 is with compressing method
The corner of orchid 3 is both provided with 6 and second through-hole 7 of first through hole, and the endpoint location of junction can be enabled to connect in this way and more stepped up
It is close, improve the seal of junction.
As shown in Figure 3 and Figure 4, on the basis of above-described embodiment, further, air duct 1 is cylindrical；Silica gel flange 2
It is rounded with supported flange 3.
Wherein, the length of 1 axial direction of air duct should be judged with the distance between two air ducts port.
Further, when air duct 1 is cylindrical, bracing ring 5 should be rounded.
In the present embodiment, air duct 1 is cylindrical.Columned air duct 1 is suitable for the rounded air duct that is open.It was using
Cheng Zhong, the both ends of air duct 1 are connect with two air ducts, so as to enable two air duct connections.
On the basis of above-described embodiment, further, the utility model embodiment additionally provides a kind of wind turbine, wind turbine packet
Wind turbine is included to be flexible coupling.
Wherein, wind turbine includes air duct, and air duct is flexible coupling with wind turbine to be fixedly connected.
Further, multiple bolts hole are may be provided on air duct.In use, multiple bolts hole and silica gel flange 2
On multiple first through hole 6 and multiple second through-holes 7 on supported flange 3 be arranged in a one-to-one correspondence.
Further, it can be multiple that wind turbine, which is flexible coupling,.Multiple wind turbines, which are flexible coupling, to be sequentially connected；Or the soft company of wind turbine
It connects and is arranged at intervals successively with air duct.
In the present embodiment, wind turbine is flexible coupling including wind turbine.In use, the both ends of air duct 1 pass through supported flange 3
It is fixedly connected with air duct, silica gel flange 2 is arranged between supported flange 3 and air duct.Since air duct 1 is Silicone Rubber Coated glass fibers
Tie up cloth 4, this material compares that traditional rubber material is more environmentally-friendly and high temperature resistant；In addition, the setting of silica gel flange 2 can fill
Air duct 1 and the gap of air duct junction, improve the seal of junction, and can reduce noise.
From the foregoing, it will be observed that the wind turbine compares traditional product, and it is more environmentally-friendly, it is more excellent in the performance of high temperature resistant and fire-retardant aspect
More；And its wind turbine is flexible coupling with the seal of air duct junction more preferably.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should
Understand：It can still modify to the technical solution recorded in foregoing embodiments either to which part or whole
Technical characteristic carries out equivalent replacement；And these modifications or replacement, this practicality that it does not separate the essence of the corresponding technical solution are new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of wind turbine is flexible coupling, which is characterized in that including：Air duct, two silica gel flanges and two supported flanges；
The air duct is enclosed by glass fabric to be set in a ring, and silicon rubber is coated on the glass fabric；Two silicon
Glue flange is respectively fixedly connected at the both ends of the air duct；Two supported flanges are set on the outer wall of the air duct, and
Each supported flange respectively with one of them described silica gel flange while abut.
2. wind turbine according to claim 1 is flexible coupling, which is characterized in that the silica gel flange is combined with air duct vulcanization
Integrally.
3. wind turbine according to claim 1 is flexible coupling, which is characterized in that the supported flange is matched with the air duct interference
It closes.
4. wind turbine according to claim 1 is flexible coupling, which is characterized in that the glass fabric is two layers；
Two layers of glass fabric is fixedly connected, and is provided with bracing ring between two layers of glass fabric；The support
Circle is set along the circumferential direction of the air duct.
5. wind turbine according to claim 4 is flexible coupling, which is characterized in that the bracing ring is multiple；
Multiple bracing rings are arranged at intervals along the extending direction of the air duct.
6. wind turbine according to claim 1 is flexible coupling, which is characterized in that the glass fabric is multilayer；
Glass fabric abuts successively described in multilayer.
7. wind turbine according to claim 1 is flexible coupling, which is characterized in that the silica gel flange on the supported flange with dividing
It is not provided with the multiple first through hole for wearing bolt and multiple second through-holes；
Multiple first through hole are correspondingly arranged respectively with multiple second through-holes.
8. wind turbine according to claim 7 is flexible coupling, which is characterized in that the air duct is in a rectangular parallelepiped shape；
The silica gel flange and the supported flange are rectangular, and the corner of the silica gel flange and the supported flange is equal
It is provided with the first through hole and second through-hole.
9. wind turbine according to claim 7 is flexible coupling, which is characterized in that the air duct is cylindrical；
The silica gel flange and the supported flange are rounded.
10. a kind of wind turbine, which is characterized in that be flexible coupling including such as claim 1-9 any one of them wind turbine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721374805.8U CN207470491U (en) | 2017-10-23 | 2017-10-23 | Wind turbine is flexible coupling and wind turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721374805.8U CN207470491U (en) | 2017-10-23 | 2017-10-23 | Wind turbine is flexible coupling and wind turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207470491U true CN207470491U (en) | 2018-06-08 |
Family
ID=62264578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721374805.8U Active CN207470491U (en) | 2017-10-23 | 2017-10-23 | Wind turbine is flexible coupling and wind turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207470491U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107605800A (en) * | 2017-10-23 | 2018-01-19 | 北京海月星科技有限公司 | Blower fan is flexible coupling and blower fan |
-
2017
- 2017-10-23 CN CN201721374805.8U patent/CN207470491U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107605800A (en) * | 2017-10-23 | 2018-01-19 | 北京海月星科技有限公司 | Blower fan is flexible coupling and blower fan |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207470491U (en) | Wind turbine is flexible coupling and wind turbine | |
| WO2018054337A1 (en) | Air-supported structure, and air supply pipeline structure thereof | |
| CN105952687A (en) | Fan silencer | |
| CN105605373A (en) | Noise reduction and heat insulation central air conditioner duct system | |
| CN107605800A (en) | Blower fan is flexible coupling and blower fan | |
| CN106931543A (en) | A kind of outdoor machine of air-conditioner with collapsible protective cover | |
| CN210637291U (en) | Silica gel flexible connector capable of reducing noise | |
| CN204042253U (en) | A kind of being flexible coupling with lining steel plate and thermal insulation layer | |
| CN2851794Y (en) | Bellows expansion joint for airway | |
| CN209384580U (en) | A kind of macromolecular antiseptic noise reduction smoke exhaust pipe | |
| CN206739898U (en) | A kind of feeder of rock wool solidifying heating furnice | |
| CN203743646U (en) | Composite heat-preservation air conditioning ventilation pipe | |
| CN202927282U (en) | Temperature regulating room and wall-board pipeline mounting hole sealing structure thereof | |
| CN206861837U (en) | A kind of water fender mechanism of air-conditioner set condensate portion | |
| CN204755356U (en) | Ventilation blower for artificial fur | |
| CN207095008U (en) | A kind of environment-friendly type natural gas hot-blast stove | |
| CN206874511U (en) | A kind of axial-flow type smoke exhaust fan | |
| CN204371714U (en) | A kind of noise reduction fans | |
| CN201152269Y (en) | Combination type universal fresh air machine for aeration | |
| CN205277875U (en) | Novel centrifugal fan | |
| CN205714855U (en) | A kind of smoke exhaust fan bend muffler | |
| CN217763725U (en) | Dual-purpose fan with refrigeration and heating functions | |
| CN107882751A (en) | A kind of direct connection flow-mixing blower fan | |
| CN212717373U (en) | Sheet metal dryer flange for centrifugal fan | |
| CN209013782U (en) | A kind of new-type cooling tower based on Coanda effect |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210901 Address after: 102442 No. 86 Wanxing Road, Changyang, Fangshan District, Beijing - a4819 Patentee after: Poly (Beijing) Marine Technology Co.,Ltd. Address before: 102400 no.1-75, Guba Road, West District, Fangshan Industrial Park, Fangshan District, Beijing Patentee before: BEIJING HAIYUEXING TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |