CN108454061A - A kind of cable plastic extrusion production line cooling component - Google Patents
A kind of cable plastic extrusion production line cooling component Download PDFInfo
- Publication number
- CN108454061A CN108454061A CN201810378305.4A CN201810378305A CN108454061A CN 108454061 A CN108454061 A CN 108454061A CN 201810378305 A CN201810378305 A CN 201810378305A CN 108454061 A CN108454061 A CN 108454061A
- Authority
- CN
- China
- Prior art keywords
- cable
- water
- base block
- bosh
- production line
- 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.)
- Withdrawn
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- 238000001125 extrusion Methods 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 84
- 238000007872 degassing Methods 0.000 claims 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 239000000498 cooling water Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
- H01B13/14—Insulating conductors or cables by extrusion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
- H01B13/14—Insulating conductors or cables by extrusion
- H01B13/145—Pretreatment or after-treatment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/24—Sheathing; Armouring; Screening; Applying other protective layers by extrusion
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
A kind of cable plastic extrusion production line cooling component, including bosh, circulating water mechanism and go to bubble mechanism；Multiple conveying carrier rollers are equipped at intervals with along cable transfer direction in the bosh, the both ends of the bosh being on cable transfer direction are equipped with cable port and delivery portion is also respectively connected in the both ends；The circulating water mechanism includes water inlet pipe, outlet pipe, water storage box and water pump；It is described go bubble mechanism include be located at the bosh in and the base block positioned at the two neighboring conveying carrier roller between and in the base block for back and forth horizontally wiping electric shock cable flexible bristle, the base block is connected with link block, the link block is connected with connecting rod, each base block is connected with base block described in a horizontal reciprocating cylinder or at least two by the respective connecting rod and is connected with a horizontal reciprocating cylinder jointly by the respective connecting rod.The structure of the present invention is simple, easy to use, and whole cooling effect is excellent, and products obtained therefrom any surface finish, quality greatly improves.
Description
Technical field
The present invention relates to technical field of cable production, specifically a kind of cable plastic extrusion production line cooling component.
Background technology
With China electric power industry, the industry sizes such as data communication industry, urban track traffic industry, car industry and shipbuilding
Constantly expand, the demand to electric wire will also increase rapidly, and future, electric wire industry also has huge development potentiality, cable
In process, including cable core manufacture makes with sheath, and typically cable core is molded together with sheath, passes through high temperature extrusion machine
It realizes, therefore after extrusion molding, needs to carry out certain cooling.Currently, being that cable is placed in card slot, and blocks to the cooling of cable
Slot cools down to cable in cooling water, by cooling water.But the effect is unsatisfactory for such cooling device, due to
The temperature of cooling water can gradually rise during long-term production cable, and the effect of cooling worse and worse, cannot also meet just
The requirement often produced, product quality be not good enough.In addition also have and the cooling device is improved, by the way of recycle water spray
Further improve cooling effect, but in actual production or find products obtained therefrom existing defects, directly impact cable itself
Effect water originally will cause cable surface harmful effect, and in addition surface also will produce bubble to cable in cooling procedure, finally
Phenomena such as product surface is coarse or even will produce pit, protrusion.
Invention content
The technical purpose of the present invention is to provide a kind of cable plastic extrusion production line cooling component, and it is cold to solve traditional type of cooling
But the problem that effect is undesirable, products obtained therefrom is second-rate.
The specific technical solution of the present invention is as follows：A kind of cable plastic extrusion production line cooling component, including bosh, cycle
Water dispenser structure and go to bubble mechanism；Multiple conveying carrier rollers are equipped at intervals with along cable transfer direction in the bosh, it is described cold
But the both ends of sink being on cable transfer direction are equipped with cable port and delivery portion is also respectively connected in the both ends；
The circulating water mechanism includes water inlet pipe, outlet pipe, water storage box and water pump, the water inlet pipe, the outlet pipe with the storage
Water tank is connected to, and the water pump is connected on the pipeline of the water inlet pipe, the nozzle of the water inlet pipe the bosh with
Arrangement is attached on the perpendicular two side in cable transfer direction, the nozzle of the water inlet pipe stretches to the bosh vertically
Region between bottom surface and the conveying carrier roller, the bottom of the bosh are provided with the water outlet for the nozzle for being connected to the outlet pipe
Mouthful；It is described go bubble mechanism include be located at the bosh in and the base block between the two neighboring conveying carrier roller
With the flexible bristle for wiping electric shock cable back and forth horizontally in the base block, the base block is connected with link block, institute
It states link block and is connected with connecting rod, each base block is connected with the horizontal reciprocating gas by the respective connecting rod
Base block described in cylinder or at least two is connected with a horizontal reciprocating cylinder jointly by the respective connecting rod.
Preferably, the delivery portion includes two be on cable transfer direction for being connected to the bosh
The water receiving frame at end, the delivery notch on the frame wall opposite with the end at the bosh both ends of the water receiving frame and
Delivery carrying roller on the delivery notch, the bottom of the water receiving frame are exported equipped with water receiving, and the water receiving outlet is connected with
Water receiving return duct, the water receiving return duct are connected to the water storage box.
Preferably, the conveying carrier roller and/or the delivery carrying roller surface array are provided with multiple springs, and the table
Face is equipped with the sponge wrapping band for covering the spring.
Preferably, the water receiving return duct is equipped with water receiving return valve.
Preferably, the base block be can surround cable using its own vertical section as left the half of boundary or right side
The exceptionally " u "-shaped block of semi-ring.
Preferably, the base block arrange in pairs and be arranged to can mutually split and surround any one section of cable
Outer shroud；The pairs of base block is commonly connected to the same horizontal reciprocating cylinder by the respective connecting rod, or
The pairs of base block of person is connected separately with a horizontal reciprocating cylinder by the respective connecting rod.
Preferably, the base block is equipped with multiple and described base block front and back interlaced arrangement on the conveying direction of cable
In the left and right sides of cable；Each base block is connected separately with the horizontal reciprocating gas by the respective connecting rod
Cylinder.
Preferably, the cable port is equipped with the sponge that blocks water around setting along its own inner ring surface.
Preferably, the water inlet pipe is equipped with inlet valve, the outlet pipe is equipped with flowing water Valve.
The technological merit of the present invention is that the cable plastic extrusion production line cooling element structure is simple, easy to use, passes through
It is described that bubble mechanism is gone to touch the comprehensive wiping of cable surface, cable surface bubble is fully removed, in addition cooling water is noted in cycle
It is fashionable to avoid directly impacting cable itself and water body be stirred down again from bottom to top so that bubble is easy to be discharged by timely band
Face, whole cooling effect is excellent, and products obtained therefrom any surface finish, quality greatly improves.
Description of the drawings
Fig. 1 is the overlooking structure diagram of the embodiment of the present invention；
Fig. 2 is the side structure schematic view of the embodiment of the present invention；
Fig. 3 is the partial structural diagram of the embodiment of the present invention.
Specific implementation mode
Below in conjunction with attached drawing, by specific embodiment, the invention will be further described：
See Fig. 1, Fig. 2, Fig. 3, a kind of cable plastic extrusion production line cooling component, including bosh 1, circulating water mechanism and removes bubble
Mechanism；Multiple conveying carrier rollers 2 are equipped at intervals with along cable transfer direction in bosh 1, bosh 1 is in cable transfer
Both ends on direction are equipped with cable port and delivery portion is also respectively connected in the both ends, and cable port is equipped with along it
Block water sponge 11 of itself inner ring surface around setting；Circulating water mechanism includes water inlet pipe 31, outlet pipe 32, water storage box 3 and water pump
33, water inlet pipe 31, outlet pipe 32 are connected to water storage box 3, and water pump 33 is connected on the pipeline of water inlet pipe 31, the pipe of water inlet pipe 31
Mouth attaches arrangement on the two side perpendicular with cable transfer direction of bosh 1, and the nozzle of water inlet pipe 31 stretches into vertically
Region to the bottom surface of bosh 1 and conveying carrier roller 2, the bottom of bosh 1 are provided with the nozzle of connection outlet pipe 32
Water outlet；It includes in bosh 1 and 4 He of base block between two neighboring conveying carrier roller 2 to go to bubble mechanism
The flexible bristle 41 for wiping electric shock cable back and forth horizontally in base block 4, base block 4 are connected with link block 42, link block
42 are connected with connecting rod 43, and each base block 4 is connected with a horizontal reciprocating cylinder 44 by respective connecting rod 43, or at least
2 base blocks 4 are connected with a horizontal reciprocating cylinder 44 jointly by respective connecting rod 43.
Base block 4 be can surround cable using its own vertical section as semi-ring outside left the half of boundary or right half part
" u "-shaped block.Base block 4 arrange in pairs and be arranged to can mutually split and surround the outer shroud of any one section of cable, as
Shown in Fig. 2；Pairs of base block 4 is commonly connected to same level reciprocating air cylinder 44 by respective connecting rod 43（It is attached not shown
Go out）Or pairs of base block 4 is connected separately with a horizontal reciprocating cylinder 44 by respective connecting rod 43, it is shown in Fig. 3 to be
For the latter in aforementioned the two, the independent corresponding horizontal reciprocating cylinder 44 of each base block 4.Another set-up mode is,
Base block 4 be equipped with multiple and base block 4 on the conveying direction of cable front and back interlaced arrangement in the left and right sides of cable（Attached drawing is not
It shows）；As soon as each base block 4 is connected separately with horizontal reciprocating cylinder 44 by respective connecting rod 43, as shown in Figure 3.
Delivery portion includes the water receiving frame 5 at the both ends being on cable transfer direction for being connected to bosh 1, is set to
Delivery notch 51 on the frame wall opposite with the end at 1 both ends of bosh of water receiving frame 5 and on delivery notch 51
It is sent carrying roller 52, the bottom of water receiving frame 5 is exported equipped with water receiving, and water receiving outlet is connected with water receiving return duct 34, water receiving return duct 34
It is connected to water storage box 3.Water receiving return duct 34 is equipped with water receiving return valve.Certainly, it also is provided with inlet valve on water inlet pipe 31, gone out
It also is provided with flowing water Valve on water pipe 32.Conveying carrier roller 2 and/or delivery 52 surface array of carrying roller are provided with multiple springs, and should
Surface is equipped with the sponge wrapping band for covering spring, and two are determined according to parameters such as actual conditions such as cable dimension, weight
Carrying roller is all arranged or only setting wherein 1 so that significantly vertical shake can occur for the cable in conveying, and spring can be with
Shorter low elastic force is selected, coordinates the elasticity of sponge, to reach appropriate vertical jitter amplitude, in real process
Blibbing can relatively efficiently be shaken off.
Claims (9)
1. a kind of cable plastic extrusion production line cooling component, it is characterised in that：Including bosh（1）, circulating water mechanism and degassing
Steep mechanism；The bosh（1）It is interior to be equipped at intervals with multiple conveying carrier rollers along cable transfer direction（2）, the bosh
（1）The both ends being on cable transfer direction be equipped with cable port and the both ends delivery portion be also respectively connected；Institute
It includes water inlet pipe to state circulating water mechanism（31）, outlet pipe（32）, water storage box（3）And water pump（33）, the water inlet pipe（31）, it is described
Outlet pipe（32）With the water storage box（3）Connection, the water pump（33）It is connected to the water inlet pipe（31）Pipeline on, it is described
Water inlet pipe（31）In the bosh（1）The two side perpendicular with cable transfer direction on attach arrangement, the water inlet
Pipe（31）Nozzle stretch to the bosh vertically（1）Bottom surface and the conveying carrier roller（2）Between region and direction
The bosh（1）Bottom, the bosh（1）Bottom be provided with the connection outlet pipe（32）Nozzle water outlet
Mouthful；It is described to go to bubble mechanism including being located at the bosh（1）In and be located at the two neighboring conveying carrier roller（2）Between
Base block（4）With set on the base block（4）On for back and forth horizontally wipe electric shock cable flexible bristle（41）, the base block
（4）It is connected with link block（42）, the link block（42）It is connected with connecting rod（43）, each base block（4）By respective
The connecting rod（43）It is connected with a horizontal reciprocating cylinder（44）Or base block described at least two（4）By respective
The connecting rod（43）It is connected with a horizontal reciprocating cylinder jointly（44）.
2. a kind of cable plastic extrusion production line cooling component according to claim 1, it is characterised in that：The delivery portion includes
It is connected to the bosh（1）The both ends being on cable transfer direction water receiving frame（5）, be set to the water receiving frame
（5）With the bosh（1）Delivery notch on the opposite frame wall in the end at the both ends（51）With set on the delivery slot
Mouthful（51）On delivery carrying roller（52）, the water receiving frame（5）Bottom exported equipped with water receiving, water receiving outlet is connected with water receiving
Return duct（34）, the water receiving return duct（34）With the water storage box（3）Connection.
3. a kind of cable plastic extrusion production line cooling component according to claim 2, it is characterised in that：The conveying carrier roller
（2）And/or the delivery carrying roller（52）Surface array is provided with multiple springs, and the surface is equipped with and covers the spring
Sponge wrapping band.
4. a kind of cable plastic extrusion production line cooling component according to claim 2, it is characterised in that：The water receiving return duct
（34）It is equipped with water receiving return valve.
5. a kind of cable plastic extrusion production line cooling component according to claim 1, it is characterised in that：The base block（4）
For can surround cable using its own vertical section as the " u "-shaped block of semi-ring outside left the half of boundary or right half part.
6. a kind of cable plastic extrusion production line cooling component according to claim 5, it is characterised in that：The base block（4）
Arrange in pairs and be arranged to can mutually split and surround the outer shroud of any one section of cable；The pairs of base block（4）
Pass through the respective connecting rod（43）It is commonly connected to the same horizontal reciprocating cylinder（44）, or the pairs of pedestal
Block（4）Pass through the respective connecting rod（43）It is connected separately with a horizontal reciprocating cylinder（44）.
7. a kind of cable plastic extrusion production line cooling component according to claim 5, it is characterised in that：The base block（4）
Equipped with the multiple and described base block（4）Front and back interlaced arrangement is in the left and right sides of cable on the conveying direction of cable；Each institute
State base block（4）Pass through the respective connecting rod（43）It is connected separately with a horizontal reciprocating cylinder（44）.
8. a kind of cable plastic extrusion production line cooling component according to claim 1, it is characterised in that：On the cable port
Equipped with the sponge that blocks water along its own inner ring surface around setting（11）.
9. a kind of cable plastic extrusion production line cooling component according to claim 1, it is characterised in that：The water inlet pipe（31）
It is equipped with inlet valve, the outlet pipe（32）It is equipped with flowing water Valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810378305.4A CN108454061A (en) | 2018-04-25 | 2018-04-25 | A kind of cable plastic extrusion production line cooling component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810378305.4A CN108454061A (en) | 2018-04-25 | 2018-04-25 | A kind of cable plastic extrusion production line cooling component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108454061A true CN108454061A (en) | 2018-08-28 |
Family
ID=63236238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810378305.4A Withdrawn CN108454061A (en) | 2018-04-25 | 2018-04-25 | A kind of cable plastic extrusion production line cooling component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108454061A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109291409A (en) * | 2018-10-17 | 2019-02-01 | 广州成亿电器有限公司 | A kind of more medium air curtain full-automation production lines |
| WO2020244161A1 (en) * | 2019-06-04 | 2020-12-10 | 国网浙江省电力有限公司舟山供电公司 | Forced water circulation cooling system for submarine communications cable landing segment |
| CN113784602A (en) * | 2021-11-09 | 2021-12-10 | 苏州物远网络科技有限公司 | Novel communication network control box |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2006056207A (en) * | 2004-08-24 | 2006-03-02 | Toyoda Gosei Co Ltd | Cooling device of long molded article |
| CN102779590A (en) * | 2011-05-13 | 2012-11-14 | 扬州曙光电缆有限公司 | Cooling device for cable sheath water-proof pit |
| CN103090626A (en) * | 2013-02-21 | 2013-05-08 | 浙江商业职业技术学院 | Defrosting device for cooling grid of refrigeration storage |
| CN203380154U (en) * | 2013-07-15 | 2014-01-08 | 许建如 | Cable cleaning and cooling device |
| CN103624960A (en) * | 2013-11-14 | 2014-03-12 | 无锡华昊电器股份有限公司 | Improved cable cooling water bath structure |
| CN205394988U (en) * | 2016-03-04 | 2016-07-27 | 苏州戴欧德电子有限公司 | Rubber coating leather clothing is put |
| CN206116098U (en) * | 2016-08-26 | 2017-04-19 | 安徽顺驰电缆有限公司 | Cable cooling device |
| CN206578622U (en) * | 2017-03-06 | 2017-10-24 | 宁波崴特机电有限公司 | A kind of machining center machine worktable cleaning plant |
| CN107335637A (en) * | 2017-08-30 | 2017-11-10 | 合肥多智科技开发有限公司 | Waste and old cable spray is scrubbed and drying integrated equipment |
| CN206961600U (en) * | 2017-07-11 | 2018-02-02 | 象山建乐电器有限公司 | Oscillatory type cable cooling device |
| CN208584779U (en) * | 2018-04-25 | 2019-03-08 | 福建通宇电缆有限公司 | A kind of cable plastic extrusion production line cooling component |
-
2018
- 2018-04-25 CN CN201810378305.4A patent/CN108454061A/en not_active Withdrawn
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006056207A (en) * | 2004-08-24 | 2006-03-02 | Toyoda Gosei Co Ltd | Cooling device of long molded article |
| CN102779590A (en) * | 2011-05-13 | 2012-11-14 | 扬州曙光电缆有限公司 | Cooling device for cable sheath water-proof pit |
| CN103090626A (en) * | 2013-02-21 | 2013-05-08 | 浙江商业职业技术学院 | Defrosting device for cooling grid of refrigeration storage |
| CN203380154U (en) * | 2013-07-15 | 2014-01-08 | 许建如 | Cable cleaning and cooling device |
| CN103624960A (en) * | 2013-11-14 | 2014-03-12 | 无锡华昊电器股份有限公司 | Improved cable cooling water bath structure |
| CN205394988U (en) * | 2016-03-04 | 2016-07-27 | 苏州戴欧德电子有限公司 | Rubber coating leather clothing is put |
| CN206116098U (en) * | 2016-08-26 | 2017-04-19 | 安徽顺驰电缆有限公司 | Cable cooling device |
| CN206578622U (en) * | 2017-03-06 | 2017-10-24 | 宁波崴特机电有限公司 | A kind of machining center machine worktable cleaning plant |
| CN206961600U (en) * | 2017-07-11 | 2018-02-02 | 象山建乐电器有限公司 | Oscillatory type cable cooling device |
| CN107335637A (en) * | 2017-08-30 | 2017-11-10 | 合肥多智科技开发有限公司 | Waste and old cable spray is scrubbed and drying integrated equipment |
| CN208584779U (en) * | 2018-04-25 | 2019-03-08 | 福建通宇电缆有限公司 | A kind of cable plastic extrusion production line cooling component |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109291409A (en) * | 2018-10-17 | 2019-02-01 | 广州成亿电器有限公司 | A kind of more medium air curtain full-automation production lines |
| WO2020244161A1 (en) * | 2019-06-04 | 2020-12-10 | 国网浙江省电力有限公司舟山供电公司 | Forced water circulation cooling system for submarine communications cable landing segment |
| CN113784602A (en) * | 2021-11-09 | 2021-12-10 | 苏州物远网络科技有限公司 | Novel communication network control box |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180828 |
|
| WW01 | Invention patent application withdrawn after publication |