CN107883430A - A kind of electromagnet heater - Google Patents
A kind of electromagnet heater Download PDFInfo
- Publication number
- CN107883430A CN107883430A CN201711389279.7A CN201711389279A CN107883430A CN 107883430 A CN107883430 A CN 107883430A CN 201711389279 A CN201711389279 A CN 201711389279A CN 107883430 A CN107883430 A CN 107883430A
- Authority
- CN
- China
- Prior art keywords
- plate
- heat exchanger
- threaded rod
- absorbing material
- external heat
- 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
Links
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000011358 absorbing material Substances 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 239000000741 silica gel Substances 0.000 claims description 9
- 229910002027 silica gel Inorganic materials 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 description 7
- 208000027418 Wounds and injury Diseases 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 208000014674 injury Diseases 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000005670 electromagnetic radiation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 241000252254 Catostomidae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D13/00—Electric heating systems
- F24D13/04—Electric heating systems using electric heating of heat-transfer fluid in separate units of the system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2200/00—Heat sources or energy sources
- F24D2200/08—Electric heater
Abstract
The present invention provides a kind of electromagnet heater, including interior heat exchanger, electromagnetic coil, external heat exchanger, absorbing material plate, hollow aluminium ring, bottom plate, supporting plate, threaded rod, steadying plate and sucker, hollow aluminium ring is installed on absorbing material plate inwall, external heat exchanger is equipped with hollow aluminium ring inwall, external heat exchanger is internally provided with electromagnetic coil, electromagnetic coil is arranged on interior heat exchanger, the design achieves the function of shielding electromagnetic wave, bottom plate upper end is provided with supporting plate, supporting plate is arranged on the outside of absorbing material plate, supporting plate outer end is provided with steadying plate, steadying plate is arranged on threaded rod, threaded rod lower end is provided with sucker, threaded rod is arranged on plate outer side, sucker is arranged on the downside of steadying plate, the design improves shelf-stability, the present invention is rational in infrastructure, it is easy to use, effectiveness is good, shelf-stability is high.
Description
First, technical field
The present invention is a kind of electromagnet heater, belongs to heater technical field.
2nd, background technology
Heater refers to the equipment for heating.Heater has a variety of, and most common electric heater is entered by the energy of electricity
The heating system of row heating, it can also be called electric heating, gradual rise in recent years is with electric-heating water come heating.
In the prior art, at work, magnetic field caused by its internal electromagnetic coil 100% can not possibly be used for electromagnetism heater
Heating, the magnetic field of a portion leak out, and just form electromagnetic radiation, shielding spoke is fitted without on existing electromagnetism heater
The dependency structure penetrated, cause the radiation leaks of electromagnetism in spatial dimension larger, wound easily is produced to human body after usage time is longer
Evil, causes electromagnetic pollution.In addition, existing electromagnetism heater only realizes the shelf-stability of heater by antiskid plate, when
User of service's imprudence when colliding electromagnetism heater, easily topple over by electromagnetism heater, and the conscientious shock in ground, so that right
Electromagnetism heater damages, and shortens the usage time of electromagnetism heater.
3rd, the content of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of electromagnet heater, it is above-mentioned to solve
The problem of being proposed in background technology, the present invention is rational in infrastructure, and easy to use, effectiveness is good, and shelf-stability is high.
To achieve these goals, the present invention is to realize by the following technical solutions：
A kind of electromagnet heater, including electromagnetic shielding component and stable placing modules.(1) the electromagnetic shielding group
Part lower end is provided with stable placing modules, the electromagnetic shielding component include water inlet pipe, interior heat exchanger, electromagnetic coil, external heat exchanger,
Absorbing material plate and hollow aluminium ring, are provided with hollow aluminium ring on the absorbing material plate inwall, on the hollow aluminium ring inwall
External heat exchanger is equipped with, the external heat exchanger is internally provided with electromagnetic coil, and the electromagnetic coil is arranged on interior heat exchanger, described interior
Heat exchanger is arranged on inside external heat exchanger, and the absorbing material plate left end is provided with water inlet pipe, and the water inlet pipe, which passes through, inhales ripple material
Flitch and hollow aluminium ring are extended into inside interior heat exchanger；(2) the stable placing modules include bottom plate, supporting plate, threaded rod,
Steadying plate and sucker, the bottom plate upper end are provided with supporting plate, and the supporting plate is arranged on the outside of absorbing material plate, the branch
Fagging outer end is provided with steadying plate, and the steadying plate is arranged on threaded rod, and the threaded rod lower end is provided with sucker, the spiral shell
Rasp bar is arranged on plate outer side, and the sucker is arranged on the downside of steadying plate, and the bottom plate upper end is equipped with external heat exchanger, inhales ripple material
Flitch and hollow aluminium ring.
Further, the water inlet pipe lower end is connected with outlet pipe, and outlet pipe is arranged on inside interior heat exchanger, and water outlet
Pipe extends to absorbing material plate right-hand member through interior heat exchanger, electromagnetic coil, external heat exchanger, hollow aluminium ring and absorbing material plate.
Further, described external heat exchanger the inner is provided with heat conductive silica gel, and heat conductive silica gel is arranged on electromagnetic coil outer end.
Further, the hollow aluminium ring upper end is provided with air inlet pipe, and sealing-plug is provided with air inlet pipe.
Further, handle is installed on the threaded rod, and handle is arranged on steadying plate upper end, the threaded rod passes through
Screw thread is connected with steadying plate, and the bottom plate lower end is provided with antiskid plate.
Further, the supporting plate, threaded rod, steadying plate and sucker are equipped with two, and the supporting plate is symmetrically pacified
Mounted in bottom plate upper end.
Beneficial effects of the present invention：A kind of electromagnet heater of the present invention, the present invention is because of increase water inlet pipe, interior heat exchange
Device, electromagnetic coil, external heat exchanger, absorbing material plate and hollow aluminium ring, the design achieves the function of shielding electromagnetic wave, reduce
Electromagnetic pollution, reduce injury of the electromagnetism to human body, solve in the prior art electromagnetism heater at work, its internal electricity
Magnetic field caused by magnetosphere 100% can not possibly be used to heat, and the magnetic field of a portion leaks out, and just forms electromagnetic radiation, existing
The dependency structure of radiation-screening is fitted without on some electromagnetism heaters, causes the radiation leaks of electromagnetism in spatial dimension larger,
Injury, the drawbacks of causing electromagnetic pollution, easily are produced to human body after usage time is longer.
For the present invention due to increase bottom plate, supporting plate, threaded rod, steadying plate and sucker, it is stable that the design improves placement
Property, the probability that electromagnetic shielding component is toppled over is effectively reduced, improves the protecting effect to electromagnetic shielding component, is extended
The usage time of electromagnetic shielding component, solves existing electromagnetism heater only by antiskid plate to realize putting for heater
Stability is put, when user of service's imprudence collides electromagnetism heater, electromagnetism heater is easily toppled over, conscientious with ground
Hit, so as to be injury to electromagnetism heater morning, the problem of shortening the usage time of electromagnetism heater.
Because increasing outlet pipe, the discharge of current is easy in the design, and because increasing heat conductive silica gel, the design improves the equal of heat conduction
Even property, because increase air inlet pipe and sealing-plug, the design be easy to hollow aluminium ring delivered inside inert gas, because increase handle,
Screw thread and antiskid plate, the design are easy to base slab stability being placed in ground upper end, and the present invention is rational in infrastructure, easy to use,
Effectiveness is good, and shelf-stability is high.
4th, illustrate
The detailed description made by reading with reference to the following drawings to non-limiting example, further feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural representation of electromagnet heater of the present invention；
Fig. 2 is the schematic diagram of electromagnetic shielding component in a kind of electromagnet heater of the present invention；
Fig. 3 is the schematic diagram of stable placing modules in a kind of electromagnet heater of the present invention；
In figure：The stable placing modules of 1- electromagnetic shielding components, 2-, 11- water inlet pipes, heat exchanger in 12-, 13- electromagnetic coils,
14- external heat exchangers, 15- absorbing materials plate, the hollow aluminium rings of 16-, 21- bottom plates, 22- supporting plates, 23- threaded rods, 24- steadying plates,
25- suckers.
5th, embodiment
To be easy to understand the technical means, the inventive features, the objects and the advantages of the present invention, with reference to
Embodiment, the present invention is expanded on further.
Fig. 1, Fig. 2, Fig. 3 are referred to, the present invention provides a kind of technical scheme：A kind of electromagnet heater, including electromagnetism
Shield assembly 1 and stable placing modules 2, the lower end of electromagnetic shielding component 1 are provided with stable placing modules 2.
Electromagnetic shielding component 1 includes water inlet pipe 11, interior heat exchanger 12, electromagnetic coil 13, external heat exchanger 14, absorbing material plate 15
And hollow aluminium ring 16, hollow aluminium ring 16 is installed on the inwall of absorbing material plate 15, outer change is equipped with the hollow inwall of aluminium ring 16
Hot device 14, external heat exchanger 14 are internally provided with electromagnetic coil 13, and electromagnetic coil 13 is arranged on interior heat exchanger 12, and interior heat exchanger 12 is set
Inside external heat exchanger 14, the left end of absorbing material plate 15 is provided with water inlet pipe 11, water inlet pipe 11 through absorbing material plate 15 and
Hollow aluminium ring 16 is extended into inside interior heat exchanger 12, the design achieves the function of shielding electromagnetic wave, reduces electromagnetic pollution.
Stable placing modules 2 include bottom plate 21, supporting plate 22, threaded rod 23, steadying plate 24 and sucker 25, on bottom plate 21
End is provided with supporting plate 22, and supporting plate 22 is arranged on the outside of absorbing material plate 15, and the outer end of supporting plate 22 is provided with steadying plate 24, surely
Fixed board 24 is arranged on threaded rod 23, and the lower end of threaded rod 23 is provided with sucker 25, and threaded rod 23 is arranged on the outside of bottom plate 21, sucker
25 are arranged on the downside of steadying plate 24, and the upper end of bottom plate 21 is equipped with external heat exchanger 14, absorbing material plate 15 and hollow aluminium ring 16, should
Design improves shelf-stability, effectively reduces the probability that electromagnetic shielding component 1 is toppled over.
The lower end of water inlet pipe 11 is connected with outlet pipe, and outlet pipe is arranged on inside interior heat exchanger 12, and outlet pipe is in
Heat exchanger 12, electromagnetic coil 13, external heat exchanger 14, hollow aluminium ring 16 and absorbing material plate 15, and extend to absorbing material plate 15
Right-hand member, the inner of external heat exchanger 14 is provided with heat conductive silica gel, and heat conductive silica gel is arranged on the outer end of electromagnetic coil 13, the hollow upper end of aluminium ring 16
Air inlet pipe is installed, and sealing-plug is installed in air inlet pipe, handle is installed, and handle is arranged on steadying plate 24 on threaded rod 23
Upper end, threaded rod 23 are connected by screw thread with steadying plate 24, and the lower end of bottom plate 21 is provided with antiskid plate, supporting plate 22, threaded rod
23rd, steadying plate 24 and sucker 25 are equipped with two, and supporting plate 22 is symmetrically mounted on the upper end of bottom plate 21.
Embodiment：
In progress in use, being checked first by personnel the present invention, defect is checked for, if there is scarce
It can not just carry out using if falling into, now need to notify maintenance personal to be repaired, if there is no can if problem
Used, in use, user of service places bottom plate 21 on the ground, then rotational handle, handle rotate drive threaded rod
23 rotate, and because threaded rod 23 is connected by screw thread with steadying plate 24, therefore the rotation of threaded rod 23 moves down simultaneously, and then band
Dynamic sucker 25 is moved down, and sucker 25 moves down to be contacted with ground, when sucker 25 is closely connected with ground, user
Member stops operating threaded rod 23, realizes that by the stable placement of the present invention design improves shelf-stability on the ground.
User of service starts electromagnetic coil 13, and the internal heat exchanger 12 that works of electromagnetic coil 13 is heated, while by electromagnetic coil 13
Caused heat dissipation capacity heats to external heat exchanger 14, realizes the purpose of energy-conservation, is installed between external heat exchanger 14 and electromagnetic coil 13
There is heat conductive silica gel, heat conductive silica gel improves the uniformity of heat transfer between interior heat exchanger 12 and external heat exchanger 14, user of service
By conveying current into water inlet pipe 11, current pass through external heat exchanger 14 and interior heat exchanger 12, water flow temperature rise and along
Outlet pipe flows out, and realizes heating function, the design achieves electromagnetism heating function.
When electromagnetic coil 13 is operated, and not all electromagnetic wave is all absorbed by interior heat exchanger 12 or external heat exchanger 14,
Part electromagnetic wave is delivered in hollow aluminium ring 16, and hollow aluminium ring 16 itself has the function of isolation electromagnetism, and in hollow aluminium ring 16
Portion has been filled with inert gas, therefore can effectively stop that electromagnetic wave outside is propagated, and absorbing material plate 15 is realized and absorbs remaining electromagnetism
Ripple, the design achieves the function of shielding electromagnetic wave.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above, for this area skill
For art personnel, it is clear that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing substantially from the present invention spirit or
In the case of essential characteristic, the present invention can be realized in other specific forms.Which point therefore, no matter from the point of view of, all should incite somebody to action
Embodiment regards exemplary as, and be it is nonrestrictive, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that all changes fallen in the implication and scope of the equivalency of claim are included in the present invention
It is interior.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (6)
1. a kind of electromagnet heater, including electromagnetic shielding component (1) and stable placing modules (2), it is characterised in that：Institute
State electromagnetic shielding component (1) lower end and stable placing modules (2) are installed；
The electromagnetic shielding component (1) includes water inlet pipe (11), interior heat exchanger (12), electromagnetic coil (13), external heat exchanger (14), suction
Wave material plate (15) and hollow aluminium ring (16), hollow aluminium ring (16) is installed on absorbing material plate (15) inwall, it is described
External heat exchanger (14) is equipped with hollow aluminium ring (16) inwall, the external heat exchanger (14) is internally provided with electromagnetic coil (13), institute
Electromagnetic coil (13) is stated on interior heat exchanger (12), the interior heat exchanger (12) is arranged on external heat exchanger (14) inside, described
Absorbing material plate (15) left end is provided with water inlet pipe (11), and the water inlet pipe (11) passes through absorbing material plate (15) and hollow aluminum
It is internal that ring (16) extends into interior heat exchanger (12)；
The stable placing modules (2) include bottom plate (21), supporting plate (22), threaded rod (23), steadying plate (24) and sucker
(25), bottom plate (21) upper end is provided with supporting plate (22), and the supporting plate (22) is arranged on the outside of absorbing material plate (15),
Supporting plate (22) outer end is provided with steadying plate (24), and the steadying plate (24) is arranged on threaded rod (23), the screw thread
Bar (23) lower end is provided with sucker (25), and the threaded rod (23) is arranged on the outside of bottom plate (21), and the sucker (25) is arranged on
On the downside of steadying plate (24), bottom plate (21) upper end is equipped with external heat exchanger (14), absorbing material plate (15) and hollow aluminium ring
(16)。
A kind of 2. electromagnet heater according to claim 1, it is characterised in that：Water inlet pipe (11) the lower end connection
Have an outlet pipe, and to be arranged on interior heat exchanger (12) internal for outlet pipe, and outlet pipe through interior heat exchanger (12), electromagnetic coil (13),
External heat exchanger (14), hollow aluminium ring (16) and absorbing material plate (15), and extend to absorbing material plate (15) right-hand member.
A kind of 3. electromagnet heater according to claim 1, it is characterised in that：The inner peace of the external heat exchanger (14)
Equipped with heat conductive silica gel, and heat conductive silica gel is arranged on electromagnetic coil (13) outer end.
A kind of 4. electromagnet heater according to claim 1, it is characterised in that：Hollow aluminium ring (16) the upper end peace
Equipped with air inlet pipe, and sealing-plug is installed in air inlet pipe.
A kind of 5. electromagnet heater according to claim 1, it is characterised in that：It is provided with the threaded rod (23)
Handle, and handle is arranged on steadying plate (24) upper end, the threaded rod (23) is connected by screw thread with steadying plate (24), described
Bottom plate (21) lower end is provided with antiskid plate.
A kind of 6. electromagnet heater according to claim 1, it is characterised in that：The supporting plate (22), threaded rod
(23), steadying plate (24) and sucker (25) are equipped with two, and the supporting plate (22) is symmetrically mounted on bottom plate (21) upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711389279.7A CN107883430A (en) | 2017-12-21 | 2017-12-21 | A kind of electromagnet heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711389279.7A CN107883430A (en) | 2017-12-21 | 2017-12-21 | A kind of electromagnet heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107883430A true CN107883430A (en) | 2018-04-06 |
Family
ID=61772033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711389279.7A Pending CN107883430A (en) | 2017-12-21 | 2017-12-21 | A kind of electromagnet heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107883430A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109059090A (en) * | 2018-07-05 | 2018-12-21 | 深圳市奈士迪技术研发有限公司 | A kind of thermal oil heater with overturning-preventing function |
| CN112224591A (en) * | 2020-10-23 | 2021-01-15 | 新昌县华欣包装有限公司 | Prevent empting crowded bottle that blows of combination formula PE |
| CN112767776A (en) * | 2020-12-22 | 2021-05-07 | 赖裕诚 | Music teaching is with portable's auxiliary assembly |
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| CN102997399A (en) * | 2011-09-09 | 2013-03-27 | 陈友余 | Multilayer shielding anti-radiation high-frequency electromagnetic water heater |
| CN103018723A (en) * | 2012-12-06 | 2013-04-03 | 绍兴电力局 | Frequency interference suppression device for pulse system ground penetrating radar |
| CN204104286U (en) * | 2014-08-07 | 2015-01-14 | 中航华东光电有限公司 | A kind of suction ripple radome |
| CN205641044U (en) * | 2016-05-02 | 2016-10-12 | 珠海市鑫茂餐饮管理有限公司 | Energy -conserving electromagnetism single -end crew cut stove |
| CN206001582U (en) * | 2016-07-28 | 2017-03-08 | 杭州信多达电器有限公司 | The three-D shield structure of Low-radiation induction cooker |
| CN206488350U (en) * | 2017-02-27 | 2017-09-12 | 赵勇 | A kind of electromagnet heater |
| CN206743475U (en) * | 2017-03-24 | 2017-12-12 | 寻乌县爱馨泰电子商贸有限公司 | One kind is easily installed formula publicity loudspeaker |
| CN207648923U (en) * | 2017-12-21 | 2018-07-24 | 四川亿阳华泰科技有限公司 | A kind of electromagnet heater |
-
2017
- 2017-12-21 CN CN201711389279.7A patent/CN107883430A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102997399A (en) * | 2011-09-09 | 2013-03-27 | 陈友余 | Multilayer shielding anti-radiation high-frequency electromagnetic water heater |
| CN103018723A (en) * | 2012-12-06 | 2013-04-03 | 绍兴电力局 | Frequency interference suppression device for pulse system ground penetrating radar |
| CN204104286U (en) * | 2014-08-07 | 2015-01-14 | 中航华东光电有限公司 | A kind of suction ripple radome |
| CN205641044U (en) * | 2016-05-02 | 2016-10-12 | 珠海市鑫茂餐饮管理有限公司 | Energy -conserving electromagnetism single -end crew cut stove |
| CN206001582U (en) * | 2016-07-28 | 2017-03-08 | 杭州信多达电器有限公司 | The three-D shield structure of Low-radiation induction cooker |
| CN206488350U (en) * | 2017-02-27 | 2017-09-12 | 赵勇 | A kind of electromagnet heater |
| CN206743475U (en) * | 2017-03-24 | 2017-12-12 | 寻乌县爱馨泰电子商贸有限公司 | One kind is easily installed formula publicity loudspeaker |
| CN207648923U (en) * | 2017-12-21 | 2018-07-24 | 四川亿阳华泰科技有限公司 | A kind of electromagnet heater |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109059090A (en) * | 2018-07-05 | 2018-12-21 | 深圳市奈士迪技术研发有限公司 | A kind of thermal oil heater with overturning-preventing function |
| CN112224591A (en) * | 2020-10-23 | 2021-01-15 | 新昌县华欣包装有限公司 | Prevent empting crowded bottle that blows of combination formula PE |
| CN112767776A (en) * | 2020-12-22 | 2021-05-07 | 赖裕诚 | Music teaching is with portable's auxiliary assembly |
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Application publication date: 20180406 |