CN108773052A - Safety device for bottle blowing machine - Google Patents

Safety device for bottle blowing machine Download PDF

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Publication number
CN108773052A
CN108773052A CN201810671608.5A CN201810671608A CN108773052A CN 108773052 A CN108773052 A CN 108773052A CN 201810671608 A CN201810671608 A CN 201810671608A CN 108773052 A CN108773052 A CN 108773052A
Authority
CN
China
Prior art keywords
protection
blowing machine
bottle blowing
safety device
mainboard
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.)
Pending
Application number
CN201810671608.5A
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Chinese (zh)
Inventor
卢义平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pinghu Shuttle Plastic Co Ltd
Original Assignee
Pinghu Shuttle Plastic Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Pinghu Shuttle Plastic Co Ltd filed Critical Pinghu Shuttle Plastic Co Ltd
Priority to CN201810671608.5A priority Critical patent/CN108773052A/en
Publication of CN108773052A publication Critical patent/CN108773052A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42Component parts, details or accessories; Auxiliary operations

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Vacuum Packaging (AREA)

Abstract

The present invention relates to the safety devices for bottle blowing machine, including protection framework;It includes observation ward and accommodation chamber to protect framework;Observation ward is equipped with protection door body, and protection door body is equipped with observation window;Accommodation chamber includes accommodating top and accommodating lower part, houses lower part and is equipped with protective cover, protective cover includes protection mainboard, protection inclined plate and protection top plate, protects between inclined plate and protection mainboard and is arranged in oblique angle, protection top plate and the protection perpendicular setting of mainboard;Accommodating top sets button kerve;Protection mainboard sets air channel.By the way that accommodation chamber is set as combinable accommodating top and accommodating lower part, and protective cover is set as to include protecting mainboard, protection inclined plate and the structure type for protecting top plate, the setting button kerve at accommodating top, directly protection top plate button can be pulled in button kerve when installation and realize installation, without the use of other locking tools, it is easy for installation, the installation effectiveness of staff can be effectively improved, is conducive to bottle blowing machine and promotes and apply in the market.

Description

Safety device for bottle blowing machine
Technical field
The present invention relates to bottle blowing machine technical fields, are particularly used for the safety device of bottle blowing machine.
Background technology
Usage quantity for plastic bottle in our life is very more, is not only to need to use when we have a drink To plastic bottle, and can also be used to many plastic bottles either plastic containers, plastic containers in other industries and field Not only weight is light and easy to carry, and by the extensive high praise of the masses, but these plastic containers are all that use is blown when making Bottle machine is blow molded formation.
Bottle blowing machine is a kind of equipment that plastic grain being fabricated to hollow container by blow molding process, relatively common at present Machine includes the one-time formed hollow extruding and blowing machine using PP and PE, and using PET, PC or PP, bottle is blown in molding note stretch blow twice What machine and new development were got up has multilayer hollow extrusion blow and stretch-blow.
Plastic raw materials all or two-step bottle blowing machine, i.e., first must be made bottle embryo, then again by major part bottle blowing machine at present It is blown, generally the most commonly used is the environmentally-friendly plastics of PET materials now.
Blow moulding machine is after sealant gushes out, and plastomer is blown and is attached to a setting by the wind-force produced by boasting using machine The die cavity of shape, to which product be made, this machine is just called one kind of blow moulding machine and bottle blowing machine, i.e. hydraulic pressure bottle blowing machine.
Thermoplastic resin is extruded or is injection moulded obtained tubular plastic parison, while hot(Or it is heated to soft state), It is placed in split cavity, is passed through compressed air after mold closing in parison immediately, make plastic parison inflation and be tightly attached on mould inner wall, Through cooling and demolding to get to various hollow products.
Bottle blowing machine causes ambient temperature high during the work time, is easily impacted to operating personnel's health, high Temperature is also easy to produce heatstroke and easily induces the heart, the diseases such as cerebrovascular, leads to death etc. what is more, therefore, occur by bottle blowing machine with The safety device that the external world is separated by, existing safety device is usually complicated, difficult to install, it is difficult to improve work people The installation effectiveness of member, and the operational circumstances of the bottle blowing machine inside safety device are difficult to observe by, inside and outside safety device The temperature difference is big, and the use of the equipment such as higher motor in bottle blowing machine of internal temperature can all impact, and be unfavorable for the length of bottle blowing machine It uses long, undoubtedly increases the use cost of user.
Invention content
The present invention be in order to overcome above-mentioned defect in the prior art, provide the safety device for bottle blowing machine, The safety shield apparatus is ingenious, facilitates installation, can effectively improve the installation effectiveness of operating personnel, and can effectively ensure that The service life of bottle blowing machine reduces use cost, is conducive to bottle blowing machine and promotes and use in the market.
In order to achieve the above-mentioned object of the invention, the present invention uses following technical scheme:For the safety device of bottle blowing machine, Including protecting framework;The protection framework includes observation ward and accommodation chamber, and the observation ward is set to one end of the accommodation chamber, blows Bottle machine is installed in the accommodation chamber;The observation ward is equipped with protection door body, and the protection door body is equipped with observation window;It is described accommodating Room includes accommodating top and accommodating lower part, and the accommodating lower part is equipped with protective cover, and the protective cover is oblique including protection mainboard, protection Plate and protection top plate, are arranged between the protection inclined plate and protection mainboard in oblique angle, the protection top plate mutually hangs down with protection mainboard Straight setting;The accommodating top is equipped with the button kerve drawn for the protection top plate button;The protection mainboard is equipped with air channel.
As a preferred embodiment of the present invention, the protection inclined plate and the angle protected between mainboard are 15 °~80 °.
As a preferred embodiment of the present invention, the protection inclined plate and the angle protected between mainboard are 45 °.
As a preferred embodiment of the present invention, the inclined ladder shaped opening of air channel is arranged obliquely.
As a preferred embodiment of the present invention, it is oblique that the air channel includes at least the first inclined-plane, the second inclined-plane and third Face, the first inclined-plane, the second inclined-plane and the progressive design of third bevel altitude, the inclination on the first inclined-plane, the second inclined-plane and third inclined-plane Angle is 1 °~89 °.
As a preferred embodiment of the present invention, the accommodation chamber sets observation window, and the observation window is correspondingly arranged at described anti- Right over shield;Storage tank is set in the accommodation chamber, the observation window is removable to be set on the accommodation chamber.
As a preferred embodiment of the present invention, the protection door body is equipped with display screen.
As a preferred embodiment of the present invention, support beam, the protective frame side are equipped at the top of the protection framework Side is equipped with support post, the support beam and the perpendicular setting of support post.
As a preferred embodiment of the present invention, the protection framework bottom is equipped with support leg and beam.
As a preferred embodiment of the present invention, the protection framework is made of heat-resisting alloy material.
Compared with prior art, the beneficial effects of the invention are as follows:The safety device for bottle blowing machine of the present invention leads to It crosses and accommodation chamber is set as combinable accommodating top and accommodating lower part, and the protective cover at accommodating lower part is set as including anti- Mainboard, protection inclined plate and the structure type for protecting top plate are protected, the setting button kerve at accommodating top, when installation will can directly protect Protection top plate on cover, which is buckled to be pulled in, to be buckled in kerve, realizes installation, is without the use of other locking tools, easy for installation, can be effective The installation effectiveness for improving staff can effectively will be inside protective device by the way that air channel is arranged on protection mainboard Temperature discharges, and avoids protective device internal temperature excessively high, is impacted to bottle blowing machine, can effectively ensure that making for bottle blowing machine With the service life, use cost is reduced, is conducive to bottle blowing machine and promotes and apply in the market.
Description of the drawings
Fig. 1 is the structural schematic diagram of the safety device for bottle blowing machine in embodiment;
Fig. 2 is the structural schematic diagram of the safety device for bottle blowing machine in embodiment;
Fig. 3 is the structural schematic diagram for protective cover in the safety device of bottle blowing machine in embodiment;
Fig. 4 is the structure enlargement diagram at A in Fig. 3;
Fig. 5 is in embodiment for the structure sectional view at air channel in the safety device of bottle blowing machine;
Fig. 6 is the structure enlargement diagram at B in Fig. 5;
Fig. 7 is the structural schematic diagram for air channel in the safety device of bottle blowing machine in embodiment;
Fig. 8 is the structural schematic diagram of the safety device for bottle blowing machine in embodiment;
Fig. 9 is the scheme of installation of the safety device for bottle blowing machine in embodiment.
Reference numeral:1, support beam;2, support post;3, door body is protected;4, observation window;5, protective cover;51, protection master Plate;52, inclined plate is protected;53, top plate is protected;6, air channel;61, the first inclined-plane;62, the second inclined-plane;63, third inclined-plane;7, it shows Display screen;8, support leg;9, beam;10, top is housed;101, kerve is detained;11, lower part is housed.
Specific implementation mode
It elaborates below in conjunction with the accompanying drawings to the embodiment of the present invention.
Embodiment:As shown in Figures 1 to 8, it is used for the safety device of bottle blowing machine, including is set to bottle blowing machine periphery one week Protection framework, bottle blowing machine is observed for convenience, and reduce influence of the high temperature to operating personnel, protection framework is separated At the observation ward stopped for operating personnel and the accommodation chamber placed for bottle blowing machine, in order to ensure the whole of entire safety device Observation ward is located at one end of accommodation chamber by body, and high temperature resistant curtain can be arranged between observation ward and accommodation chamber, and high temperature resistant curtain is poly- four Fluoride material is made, polytetrafluoroethylene (PTFE) be commonly referred to as " non-sticking lining " or " material easy to clean ", the material have antiacid alkali resistant, Resist various organic solvents the characteristics of, be practically insoluble in all solvents, meanwhile, polytetrafluoroethylene (PTFE) have the characteristics that it is heat safe, it Friction coefficient it is extremely low, so after lubricating action being made, also become the ideal coating of water pipe internal layer easy to clean, high temperature resistant material The setting of material is avoided observation ward's internal temperature excessively high, influenced it is possible to prevente effectively from amount of heat is poured in from accommodation chamber to observation ward The usage experience of user.
In order to facilitate the operation personnel enter, observation ward be equipped with can open and close protection door body 3, protection door body 3 be equipped with The observation window 4 of observable mounting device inside and outside situation.
Existing safety device generally use overall structure causes great inconvenience to logistics transportation, and carries significantly High transportation cost, in existing market economy model, logistics transportation cost is mainly influenced by following factor:1, cargo dead-weight, Why cargo dead-weight can influence transportation cost, be existed in most of movement operations because as other many logistics activities Scale economy;2 fed distances, fed distance be influence transportation cost principal element because it directly to labour, fuel and The variable costs such as maintenance are had an effect;3, delivered payload capability, this factor of delivered payload capability refer to product specific size and its To means of transport(Railcar, trailer or container)Space utilization degree influence, since some products have eccentric ruler The features such as very little shape and overweight or overlength, generally can not be loaded well, and therefore the sky of waste means of transport is asked, Delivered payload capability is also influenced by shipment scale, and large batch of product tends to mutually nested, facility and loads, and small lot Product is then possible to be difficult to load.
In order to solve transportation problem in the prior art, accommodation chamber can be arranged to detachable accommodating top 10 and housed Lower part 11 houses lower part 11 and is equipped with protective cover 5, if realizing accommodating assembly between top 10 and accommodating lower part 11, traditional is logical The mode for being often used multiple clamping screws realizes connection, and time-consuming for the process, and labourer's intensity is big, it is difficult to improve operating personnel's Protective cover 5 is arranged to protect mainboard 51, protection inclined plate 52 in the present embodiment by installation effectiveness in order to solve this technical problem With protection top plate 53 structure type, above-mentioned protection inclined plate 52 and protection mainboard 51 between in oblique angle be arranged, protection inclined plate 52 with The angle protected between mainboard 51 is 15 °~80 °, can effectively reduce protection inclined plate 52 and protect the fracture of 51 junction of mainboard Probability, protection inclined plate 52 and to protect the angle between mainboard 51 be preferably 45 ° in the present embodiment, convenient for making processing, shorten plus Work Production Time, and protection inclined plate 52 can be effectively ensured and protect the structural strength of 51 junction of mainboard, in order to realize fast Speed Pinyin Dress, above-mentioned protection top plate 53 and protection 51 perpendicular setting of mainboard, are equipped on above-mentioned accommodating top 10 and supply above-mentioned protection top plate The button kerve 101 that 53 buttons are drawn, the protection top plate 53 on protective cover 5 directly is buckled to be pulled in and is buckled in kerve 101, realizes and houses top 10 With the assembly between accommodating lower part 11.
It, can be oblique by protection top plate 53 in order to further ensure housing the stability on top 10 and 11 junction of accommodating lower part Lower setting, or it is arranged to hook-shaped button drawing portion on protection top plate 53, button drawing portion directly button is pulled in button kerve 101, is avoided Accommodating top 10 is detached from use with accommodating lower part 11 causes to damage to operating personnel, and security protection dress is effectively ensured The using effect and service life set.
Protection mainboard 51, protection inclined plate 52 and protection 53 three of top plate can be integrally formed setting, can effectively avoid each connection The stress concentration at place, to be further ensured that the service life and using effect of protective cover 5.
Bottle blowing machine needs higher temperature that could realize and blows bottle work in use, in order to effectively will be safe Temperature inside protective device discharges, and avoids safety device internal temperature excessively high, is impacted to bottle blowing machine, can The service life of bottle blowing machine is effectively ensured, air channel 6 is equipped in above-mentioned protection mainboard 51.
The flow direction of heat is typically to flow to low temperature from high temperature, and traditional air channel 6 is usually all provided in protection master On plate 51, and it is arranged in parallel, it is big by air channel heat dissipation noise, it is unfavorable for the optimization of working environment.
To solve the above-mentioned problems, 6 inclined ladder shaped opening of above-mentioned air channel is arranged obliquely, changes traditional Heat flow direction, heat pocket between multiple inclined-planes turns, is finally discharged inside safety device, rather than is expelled directly out, The noise in heat rejection process can effectively be reduced.
In the present embodiment, above-mentioned air channel 6 include at least the first inclined-plane 61, the second inclined-plane 62 and third inclined-plane 63, first Inclined-plane 61, the second inclined-plane 62 and the progressive design of the height of third inclined-plane 63, the first inclined-plane 61, the second inclined-plane 62 and third inclined-plane 63 Angle of inclination is 1 °~89 °.
Angle between first inclined-plane 61 and the second inclined-plane 62 is set as 120 °, between the second inclined-plane 62 and third inclined-plane 63 Angle be set as 120 °, heat dissipation noise is small while can effectively ensure that heat loss efficiency, to improve making for user With experience.
62 joining place of first inclined-plane 61 and the second inclined-plane, the second inclined-plane 62 are all made of fillet mistake with 63 joining place of third inclined-plane It crosses, can effectively reduce noise and reduces influence of the heat to 6 inner surface of air channel.
Accommodation chamber is equipped with multiple observation windows 4, and above-mentioned observation window 4, which corresponds, to be set to right over above-mentioned protective cover 5, above-mentioned Storage tank is set in accommodation chamber, above-mentioned observation window 4 is removable to be set on above-mentioned accommodation chamber, can check bottle blowing machine work by observation window 4 While making state, it can outward radiate with observation window 4 of performing fighting out, avoid room temperature excessively high to operating personnel or bottle blowing machine equipment Etc. impacting.
Door body 3 is protected to be equipped with display screen 7, temperature that can be inside real-time display safety device on display screen 7, with Convenient to operate personnel do this corresponding operation, and display screen 7 can communicate to connect the mobile control terminal in operating personnel, without grasping Make personnel and dig-in display screen 7 in real time, can effectively reduce the labor intensity of operating personnel.
In order to further ensure the structural strength and its service life of the safety device, also on above-mentioned protection framework top Portion is equipped with support beam 1, and above-mentioned protective frame body side is equipped with support post 2, and above-mentioned support beam 1 and support post 2 are perpendicular Setting, to ensure the stability of junction.
It protects framework bottom to be equipped with support leg 8 and beam 9, avoids safety device from directly being contacted with ground, cause Abrasion.
Protection framework in the present embodiment is made of heat-resisting alloy material, and heat-resisting alloy is also known as high temperature alloy, is in high temperature Under the conditions of use environment, the alloy with tissue stabilization and excellent mechanics, physics, chemical property, including heat resisting steel, alumite close Gold, heat-resistant titanium alloy, high temperature alloy, refractory alloy etc., heat-resisting alloy have at high temperature certain stretching, creep, fatigue behaviour, Physics, chemical property and processing performance, preferably heat-resisting aluminium alloy, under the premise of ensureing structural strength, performance, alumite Alloy cost of manufacture is relatively low, can effectively reduce use cost, is conducive to bottle blowing machine and promotes and apply in the market.
Fig. 9 is the structural schematic diagram that the safety device in the present embodiment is installed on outside bottle blowing machine, by that will house Room is set as combinable accommodating top 10 and accommodating lower part 11, and the protective cover 5 at accommodating lower part 11 is set as including anti- Protect mainboard 51, protection inclined plate 52 and the structure type for protecting top plate 53, at accommodating top 10 setting detain kerve 101, when installation Directly the protection top plate 53 on protective cover 5 can be buckled to be pulled in and buckle in kerve 101, realize installation, be without the use of other locking tools, Mode of operation is simple in structure in this, easy for installation, can effectively improve the installation effectiveness of staff, by protection mainboard 51 Upper setting air channel 6, can effectively discharge the temperature inside protective device, avoid protective device internal temperature mistake Height impacts bottle blowing machine, can effectively ensure that the service life of bottle blowing machine, reduces use cost, is conducive to bottle blowing machine and exists Popularization in the market and application.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention;Therefore, of the invention It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one The widest range caused.
Although reference numeral in figure is used more herein:1, support beam;2, support post;3, door body is protected;4, Observation window;5, protective cover;51, mainboard is protected;52, inclined plate is protected;53, top plate is protected;6, air channel;61, the first inclined-plane;62, Second inclined-plane;63, third inclined-plane;7, display screen;8, support leg;9, beam;10, top is housed;101, kerve is detained;11, hold The terms such as lower part are set, but it does not preclude the possibility of using other terms.The use of these items is only for more easily retouch State and explain the essence of the present invention;Any one of the additional limitations is construed as all to disagree with spirit of that invention.

Claims (10)

1. for the safety device of bottle blowing machine, including protection framework;It is characterized in that:The protection framework includes observation ward With accommodation chamber, the observation ward is set to one end of the accommodation chamber, and bottle blowing machine is installed in the accommodation chamber;The observation ward sets There is protection door body(3), the protection door body(3)Equipped with observation window(4);The accommodation chamber includes accommodating top(10)Under accommodating Portion(11), the accommodating lower part(11)Equipped with protective cover(5), the protective cover(5)Including protecting mainboard(51), protection inclined plate (52)With protection top plate(53), the protection inclined plate(52)With protection mainboard(51)Between in oblique angle be arranged, the protection top plate (53)With protection mainboard(51)Perpendicular setting;The accommodating top(10)Equipped with for the protection top plate(53)The button that button is drawn is drawn Slot(101);The protection mainboard(51)Equipped with air channel(6).
2. the safety device according to claim 1 for bottle blowing machine, it is characterised in that:The protection inclined plate(52) With protection mainboard(51)Between angle be 15 °~80 °.
3. the safety device according to claim 2 for bottle blowing machine, it is characterised in that:The protection inclined plate(52) With protection mainboard(51)Between angle be 45 °.
4. the safety device according to claim 1 for bottle blowing machine, it is characterised in that:The air channel(6)It is in Angled step shaped opening is arranged obliquely.
5. the safety device according to claim 4 for bottle blowing machine, it is characterised in that:The air channel(6)Extremely Include the first inclined-plane less(61), the second inclined-plane(62)And third inclined-plane(63), the first inclined-plane(61), the second inclined-plane(62)And third Inclined-plane(63)Highly progressive design, the first inclined-plane(61), the second inclined-plane(62)And third inclined-plane(63)Angle of inclination be 1 ° ~89 °.
6. the safety device according to claim 1 for bottle blowing machine, it is characterised in that:The accommodation chamber sets observation Window(4), the observation window(4)It is correspondingly arranged at the protective cover(5)Surface;Storage tank, the observation are set in the accommodation chamber Window(4)It is removable to be set on the accommodation chamber.
7. the safety device according to claim 1 for bottle blowing machine, it is characterised in that:The protection door body(3) It is equipped with touch screen(7).
8. the safety device according to claim 1 for bottle blowing machine, it is characterised in that:At the top of the protection framework Equipped with support beam(1), protective frame body side is equipped with support post(2), the support beam(1)With support post(2) Perpendicular setting.
9. the safety device according to claim 1 for bottle blowing machine, it is characterised in that:The protection framework bottom Equipped with support leg(8)With beam(9).
10. the safety device according to claim 1 for bottle blowing machine, it is characterised in that:The protection framework by Heat-resisting alloy material is made.
CN201810671608.5A 2018-06-26 2018-06-26 Safety device for bottle blowing machine Pending CN108773052A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810671608.5A CN108773052A (en) 2018-06-26 2018-06-26 Safety device for bottle blowing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810671608.5A CN108773052A (en) 2018-06-26 2018-06-26 Safety device for bottle blowing machine

Publications (1)

Publication Number Publication Date
CN108773052A true CN108773052A (en) 2018-11-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810671608.5A Pending CN108773052A (en) 2018-06-26 2018-06-26 Safety device for bottle blowing machine

Country Status (1)

Country Link
CN (1) CN108773052A (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101487623A (en) * 2009-01-15 2009-07-22 阿尔西制冷工程技术(北京)有限公司 Rainproof ventilation protective cover and its assembling method
CN202556706U (en) * 2012-04-11 2012-11-28 宁波海日塑料机械制造有限公司 Injection radiation protective device for injection molding machine
WO2012162993A1 (en) * 2011-09-30 2012-12-06 华为技术有限公司 Ventilation and noise-reducing panel and method for manufacturing same
CN204230687U (en) * 2014-11-04 2015-03-25 东莞市博通电气设备工程有限公司 A kind of universal breaker safe guard screen
CN206241763U (en) * 2016-11-16 2017-06-13 成都农业科技职业学院 A kind of Digit Control Machine Tool protective door of easy clean type
CN206801389U (en) * 2017-04-13 2017-12-26 张化林 One kind ventilation sound arrester
CN206873965U (en) * 2017-04-18 2018-01-12 陈力 It is a kind of to build the elevator opening safety protective door of building
CN107718516A (en) * 2017-11-15 2018-02-23 张家港市万金机械有限公司 A kind of bottle blowing machine cabinet body structure
CN207481196U (en) * 2017-11-28 2018-06-12 江苏悦达兴业汽车配件有限公司 A kind of auto parts machinery production blow moulding machine

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101487623A (en) * 2009-01-15 2009-07-22 阿尔西制冷工程技术(北京)有限公司 Rainproof ventilation protective cover and its assembling method
WO2012162993A1 (en) * 2011-09-30 2012-12-06 华为技术有限公司 Ventilation and noise-reducing panel and method for manufacturing same
CN103141167A (en) * 2011-09-30 2013-06-05 华为技术有限公司 Ventilation and noise-reducing panel and method for manufacturing same
CN202556706U (en) * 2012-04-11 2012-11-28 宁波海日塑料机械制造有限公司 Injection radiation protective device for injection molding machine
CN204230687U (en) * 2014-11-04 2015-03-25 东莞市博通电气设备工程有限公司 A kind of universal breaker safe guard screen
CN206241763U (en) * 2016-11-16 2017-06-13 成都农业科技职业学院 A kind of Digit Control Machine Tool protective door of easy clean type
CN206801389U (en) * 2017-04-13 2017-12-26 张化林 One kind ventilation sound arrester
CN206873965U (en) * 2017-04-18 2018-01-12 陈力 It is a kind of to build the elevator opening safety protective door of building
CN107718516A (en) * 2017-11-15 2018-02-23 张家港市万金机械有限公司 A kind of bottle blowing machine cabinet body structure
CN207481196U (en) * 2017-11-28 2018-06-12 江苏悦达兴业汽车配件有限公司 A kind of auto parts machinery production blow moulding machine

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Application publication date: 20181109