CN111134375A - Injection molding heating assembly, injection mold and injection molding method - Google Patents
Injection molding heating assembly, injection mold and injection molding method Download PDFInfo
- Publication number
- CN111134375A CN111134375A CN202010059317.8A CN202010059317A CN111134375A CN 111134375 A CN111134375 A CN 111134375A CN 202010059317 A CN202010059317 A CN 202010059317A CN 111134375 A CN111134375 A CN 111134375A
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- heating element
- base
- heating
- injection molding
- forming part
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 215
- 238000001746 injection moulding Methods 0.000 title claims abstract description 60
- 238000002347 injection Methods 0.000 title claims abstract description 16
- 239000007924 injection Substances 0.000 title claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 238000000465 moulding Methods 0.000 claims description 17
- 239000002002 slurry Substances 0.000 claims description 17
- 239000012530 fluid Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 239000003566 sealing material Substances 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 239000002131 composite material Substances 0.000 claims description 2
- 230000020169 heat generation Effects 0.000 claims 2
- 230000000391 smoking effect Effects 0.000 abstract description 9
- 235000019504 cigarettes Nutrition 0.000 abstract description 6
- 239000004696 Poly ether ether ketone Substances 0.000 description 4
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 description 4
- 229920002530 polyetherether ketone Polymers 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000009529 body temperature measurement Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
Images
Classifications
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- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14336—Coating a portion of the article, e.g. the edge of the article
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- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14639—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles for obtaining an insulating effect, e.g. for electrical components
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention belongs to the technical field of novel smoking set heating elements, and particularly relates to an injection molding heating assembly, an injection mold for the heating assembly and an injection molding method. The heat generating component includes: a heating element (1) and a base (2); wherein: the heating element (1) comprises a heating line and a heating element shell covering the periphery of the heating line, and a contact part between the heating line (11) and the heating element shell has no gap; the lower part of the heating element (1) is fixed and held by the base (2) in a surrounding way, and the contact part of the heating element (1) and the base (2) has no gap. The invention also discloses an injection mold and an injection molding method for the heating assembly. The invention designs the heating element which is formed by injection molding of the base and the heating element and injection molding of the heating circuit and the heating element shell for the first time, so that the sealing of the joint of the heating element and the base can be realized, the cigarette residues after being sucked are prevented from permeating downwards, and the service performance of the smoking set is improved.
Description
Technical Field
The invention belongs to the technical field of novel smoking set heating elements, and particularly relates to an injection molding heating assembly, an injection mold for the heating assembly and an injection molding method.
Background
In the field of heating cigarette smoking sets, a heating assembly which is mostly used in current research or products comprises a heating element and a base for fixing the heating element, wherein the base is provided with a through hole for the heating element to pass through, and the shape of the through hole is generally matched with the shape of the heating element, and can be any shape such as a circle, a rectangle, a slit and the like. The heating body and the base have different material requirements. The heating element is made of a material having good thermal conductivity and high strength, and is not easily bent, such as metal or ceramic. The base of the heating body is required to be made of insulating materials, and the heat insulation effect is good. Therefore, the heating element and the base are generally prepared separately and independently, and when used, the heating element and the base are connected. Moreover, the connected mode between them is mostly interlude formula machinery concatenation or pressfitting, and this need not to make the gap appear between the base of heat-generating body and the heat-generating body, and along with live time's extension, the residue after the heating cigarette suction, like tar will permeate heat-generating body base below, further corrodes control panel or other parts.
In addition, in the past, the heater shell and the heating circuit are independently prepared, the heating circuit needs to be manually installed in a groove in the heater shell, and the manufacturing and installation are complicated
It is therefore desirable to propose a solution to solve the above problems.
Disclosure of Invention
A first aspect of the present invention provides an injection molded heat generating component, comprising: a heating element 1 and a base 2;
wherein: the heating element 1 comprises a heating line 11 and a heating element case covering the heating line 11, wherein the contact part between the heating line 11 and the heating element case has no gap, and the tail end of the heating line 11 is provided with a heating line pin 3 protruding outside the heating element case;
the lower part of the heating element 1 is annularly and fixedly held by the base 2, and the contact part of the heating element 1 and the base 2 has no gap;
the heating line pin 3 is exposed outside the base 2.
The heating element shell has good heat-conducting property and is made of the following materials: any material that does not deform at 600 degrees celsius and can be formed by injection molding processes, such as metals, alloys, and some specialty ceramics such as composite ceramics, etc.
Preferably, the contact part of the heating element 1 and the base 2 is sealed only by the close contact of the heating element 1 and the base 2 without any additional sealing material or sealing member; and the contact portion between the heating line 11 and the heating element case is sealed only by the close contact between the heating line 11 and the heating element case without any additional sealing material or sealing member.
Preferably, at least a part of the outer surface of the heating line 11 covered with the heating element case is provided with an insulating layer. When the heat-generating body case is made of an insulator, an insulating layer is not formed on a part of the outer surface of the heat-generating element line 11 covered with the heat-generating body case.
The heating circuit 11 may generate a steady heat source to heat the smoking article to produce smoke for human smoking.
Preferably, a portion of the heating line 11 covered by the heating element case is provided with a protrusion or a depression.
The heating line pin 3 is connected with a power supply to provide electric power required by heating, and can be used for measuring the temperature of the heating element and playing a role in transmitting a control signal.
Preferably, the base 2 is a cylinder, a sealing ring groove 2-1 is arranged on the outer peripheral surface of the base, and a sealing ring is arranged in the sealing ring groove 2-1. The sealing ring is used for preventing cigarette residues from permeating downwards from the outer edge of the base 2.
Preferably, the circumferential edge of the base 2 is provided with a positioning groove. The positioning groove is used for guiding and positioning the heating body 1, so that the installation positions and the directions in different smoking sets are kept consistent.
Preferably, the bottom of the base 2 is further provided with a fixing column. The fixing column is used for fixing the heating component to a part of the smoking set.
Preferably, a portion of the heat-generating body 1 surrounded by the base 2 is provided with a projection.
Preferably, the heating element 1 further includes a temperature measurement line, and the temperature measurement pin is also the heating line pin 4.
The heating element 1 has a rod-like or sheet-like structure with a tip.
Preferably, the base 2 is selected from a material that does not deform at 320 degrees celsius, i.e. a material that withstands a temperature of 320 degrees celsius.
Preferably, the base 2 is made of a high temperature resistant material, the high temperature resistance is the temperature which can be borne by the heating element 1 at the working temperature, and the working temperature of the heating element 1 is 280-480 ℃. At this time, the temperature of the base 2 itself is about 200-320 ℃, and the base 2 is selected from materials that do not deform at 200-320 ℃. The base 2 is preferably of PEEK material.
A second aspect of the present invention provides an injection mold for the heat generating component of the first aspect, the mold comprising:
a mould base 7, a heating element forming part 5, a base forming part 6, a heating element injection molding pipeline 4 and a base injection molding pipeline 8;
the mould base 7 is provided with a heating element forming part 5, and the size and the shape of the heating element forming part are matched with the size of the heating element 1; the mould base 7 is also provided with a base forming part 6 which is arranged below the heating body forming part 5 and has the same size and shape as the base 2;
the base injection molding duct 8 is in fluid communication with the base molding site 6;
the heating element injection molding pipeline 4 is in fluid communication with the heating element forming part 5.
The mold base 7 is a supporting body of the whole mold, and is made of materials with high density and capable of resisting the temperature higher than the injection molding temperature of a heating element, such as stainless steel, T10, CrWMn, Cr12MoV, T8 and the like.
The base molding part 6 is provided with a herringbone base injection molding pipeline 8 beside the base molding part, the base molding part 6 is communicated with the base injection molding pipeline 8, and the herringbone base injection molding pipeline 8 is used for inputting injection molding slurry into the base molding part 6.
The heating element molding device is characterized in that a herringbone heating element injection molding pipeline 4 is arranged beside the heating element molding position 5, the heating element molding position 5 is communicated with the heating element injection molding pipeline 4, and the herringbone heating element injection molding pipeline 4 is used for inputting heating element slurry into the heating element molding position 5.
A third aspect of the present invention provides an injection molding method for a heat generating component according to the first aspect, using the injection mold according to the second aspect, comprising the steps of:
the heating line 11 is placed at the forming position of the heating body, the heating line pins 3 are exposed outside the forming position of the heating body, and the base forming position 6 is not communicated with the fluid at the forming position 5 of the heating body
Then sending the prepared heating element slurry into the heating element injection molding pipeline 4, wherein the heating element slurry enters the heating element forming part 5 along the heating element injection molding pipeline 4, the heating element forming part 5 is filled with the heating element slurry, and then cooling is carried out to obtain the heating element 1;
keeping the base forming part 6 and the heating body forming part 5 in fluid communication, then sending prepared injection molding slurry into the base injection molding pipeline 8, enabling the injection molding slurry to enter the base forming part 6 along the base injection molding pipeline 8, filling the base forming part 6 with the injection molding slurry, cooling, and taking out to obtain the heating assembly of the first aspect.
Preferably, the temperature of the heating element 1 during injection molding is 600-2000 ℃; the temperature of the base 2 during injection molding is 380-400 ℃.
The technical scheme can be freely combined on the premise of no contradiction.
The invention has the following beneficial effects:
1. in the prior art, the base and the heating element are generally prepared separately and independently. The invention designs the heating element with the base and the heating body integrally formed for the first time, the base and the heating body are integrally formed in a mode of injection molding the base in the mold, the sealing of the joint of the heating body and the base can be realized, the situation that the smoked cigarette residues permeate downwards is prevented, the parts below the base of the heating body are better protected, and the use performance of the smoking set is improved. In addition, in the past, the heating element shell and the heating circuit are independently prepared, the heating circuit needs to be manually installed in a groove in the heating element shell, and the manufacturing and installation are complicated.
2. In the preferred technical scheme, the base is a concave cylinder, a sealing ring groove is formed in the concave part in the middle of the base, a sealing ring is arranged in the sealing ring groove, so that cigarette residues can be prevented from permeating downwards from the outer edge of the base, and the sealing effect of the base is further improved.
3. Compared with the technology of independently preparing the heating body and the base and then splicing or pressing. The invention has simple preparation process and good sealing durability of the heating element and the base.
Drawings
Fig. 1 is a schematic view of the overall structure of a heat generating component according to embodiment 1.
Fig. 2 is a schematic diagram of a heating circuit structure in embodiment 1.
FIG. 3 is a schematic view showing the structure of an injection mold of example 3 in a state where a heat-generating body is injected.
FIG. 4 is a schematic structural view of an injection mold of embodiment 3 in a state of an injection base.
The reference signs are:
1-heating element, 2-base, 2-1-seal ring groove, 3-heating pin, 11-heating circuit, 4-heating element injection molding pipe, 5-heating element forming part, 6-base forming part, 7-mold base, 8-base injection molding pipe.
Detailed Description
The present invention will be further described with reference to the following embodiments.
Example 1
As shown in fig. 1 and 2, an injection-molded heat generating component includes: a heating element 1 and a base 2;
wherein: the heating element 1 comprises a heating line and a heating element case covering the heating line, a contact part between the heating line 11 and the heating element case has no gap, and a heating line pin 3 protruding outside the heating element case is arranged at the end of the heating line 11;
the lower part of the heating element 1 is annularly and fixedly held by the base 2, and the contact part of the heating element 1 and the base 2 has no gap;
the heating line pin 3 is exposed outside the base 2.
The contact part of the heating element 1 and the base 2 does not have any extra sealing material or sealing element, and the sealing is realized only by the close contact of the heating element 1 and the base 2; and the contact portion between the heating line 11 and the heating element case is sealed only by the close contact between the heating line 11 and the heating element case without any additional sealing material or sealing member.
The base 2 is a cylinder, a sealing ring groove 2-1 is arranged on the outer circumferential surface of the base, and a sealing ring is arranged in the sealing ring groove 2-1.
An insulating layer is provided on a part of the outer surface of the heating element line 11 covered with the heating element case.
The part of the heating element 1 surrounded by the base 2 is provided with a projection.
The heating body shell is selected from metal.
The base 2 is selected from a material that does not deform at 320 degrees celsius.
Example 2
An injection mold for the heat generating component of embodiment 1, the mold comprising: a mould base 7, a heating element forming part 5, a base forming part 6, a heating element injection molding pipeline 4 and a base injection molding pipeline 8;
the mould base 7 is provided with a heating element forming part 5, and the size and the shape of the heating element forming part are matched with the size of the heating element 1; the mould base 7 is also provided with a base forming part 6 which is arranged below the heating element forming part 5, is communicated with the heating element forming part 5 in a fluid mode or not, and has the same size and shape as the base 2;
the base injection molding duct 8 is in fluid communication with the base molding site 6;
the heating element injection molding pipeline 4 is in fluid communication with the heating element forming part 5.
The temperature of the heating element 1 during injection molding is 1000 ℃.
The injection molding temperature of the base 2 was 380 ℃.
The heating element injection molding pipeline 4 is a rubber pipe which can resist the high temperature of 2500 ℃.
The base injection molding pipeline 8 is a rubber pipe capable of resisting the high temperature of 400 ℃.
Example 3
As shown in fig. 3 and 4, an injection molding method for a heat-generating component described in embodiment 1, which uses the injection mold described in embodiment 2, includes the steps of:
the heating line 11 is placed at the forming position of the heating body, the heating line pins 3 are exposed outside the forming position of the heating body, and the base forming position 6 is not communicated with the fluid at the forming position 5 of the heating body
Then sending the prepared metal slurry into the heating element injection molding pipeline 4, wherein the metal slurry enters the heating element forming part 5 along the heating element injection molding pipeline 4, the heating element forming part 5 is filled with the metal slurry, and then cooling is carried out to obtain the heating element 1;
keep base shaping department 6 with 5 fluid intercommunication in heat-generating body shaping department, then send into the prepared PEEK thick liquids in the base pipeline 8 of moulding plastics, the PEEK thick liquids are followed base pipeline 8 of moulding plastics enters into base shaping department 6, will base shaping department 6 is full of the PEEK thick liquids, cools off, takes out, can obtain embodiment 1 the heating element.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An injection molded heating element, comprising: a heating element (1) and a base (2);
wherein: the heating element (1) comprises a heating line (11) and a heating element shell covering the periphery of the heating line (11), wherein a contact part between the heating line (11) and the heating element shell has no gap, and a terminal of the heating line (11) is provided with a heating line pin (3) protruding outside the heating element shell;
the lower part of the heating element (1) is annularly and fixedly held by the base (2), and a contact part of the heating element (1) and the base (2) has no gap;
the heating circuit pin (3) is exposed outside the base (2).
2. The heat generating component according to claim 1, wherein the contact portion of the heat generating body (1) and the base (2) is sealed only by the close contact of the heat generating body (1) and the base (2) without any additional sealing material or sealing member; and the contact position of the heating circuit (11) and the heating body shell is not provided with any additional sealing material or sealing member, and the heating circuit (11) and the heating body shell are only sealed by the close contact of the heating circuit (11) and the heating body shell.
3. The heating assembly according to claim 1, wherein the base (2) is a cylinder, a sealing ring groove (2-1) is formed on the outer circumferential surface of the base, and a sealing ring is arranged in the sealing ring groove (2-1).
4. The heat generating component according to claim 1, wherein at least a part of the outer surface of the heat generating circuit (11) covered with the heat generator case is provided with an insulating layer.
5. The heat generation element according to claim 1, wherein a portion of the heat generation element (11) covered with the heat generator case is provided with a projection or a recess.
6. The heat generating component according to claim 1, characterized in that a portion of the heat generating body (1) surrounded by the base (2) is provided with a projection or a depression.
7. The heating element as claimed in claim 1, wherein the heating element housing comprises a metal, an alloy, or a ceramic or a composite ceramic.
8. The heating element according to claim 1, characterized in that the base (2) is selected from a material that does not deform at 320 degrees celsius.
9. An injection mold for the heat-generating component of claim 1, wherein the mold comprises: a mould base (7), a heating element forming part (5), a base forming part (6), a heating element injection molding pipeline (4) and a base injection molding pipeline (8);
the mould base (7) is provided with a heating element forming part (5), and the size and the shape of the heating element forming part are matched with the size of the heating element (1); the mould base (7) is also provided with a base forming part (6) which is arranged below the heating body forming part (5) and has the same size and shape as the base (2);
the base injection molding pipe (8) is in fluid communication with the base molding part (6);
the heating element injection molding pipeline (4) is communicated with the fluid of the heating element forming part (5).
10. An injection molding method for the heat generating component according to claim 1, wherein the injection mold according to claim 9 is used, comprising the steps of:
the heating line (11) is placed at the heating element forming position, the heating line pin (3) is exposed outside the heating element forming position, and the base forming position (6) is not communicated with the heating element forming position (5) in a fluid mode
Then sending the prepared heating element slurry into the heating element injection molding pipeline 4, wherein the heating element slurry enters the heating element forming part 5 along the heating element injection molding pipeline 4, the heating element forming part 5 is filled with the heating element slurry, and then cooling is carried out to obtain the heating element 1;
keeping the base molding part (6) in fluid communication with the heating element molding part (5), then sending the prepared injection molding slurry into the base injection molding pipeline (8), enabling the injection molding slurry to enter the base molding part (6) along the base injection molding pipeline (8), filling the base molding part (6) with the injection molding slurry, cooling, and taking out to obtain the heating assembly of claim 1.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010059317.8A CN111134375A (en) | 2020-01-19 | 2020-01-19 | Injection molding heating assembly, injection mold and injection molding method |
| PCT/CN2021/072118 WO2021143830A1 (en) | 2020-01-19 | 2021-01-15 | Injection-molded heating assembly, injection mold and injection molding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010059317.8A CN111134375A (en) | 2020-01-19 | 2020-01-19 | Injection molding heating assembly, injection mold and injection molding method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111134375A true CN111134375A (en) | 2020-05-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010059317.8A Pending CN111134375A (en) | 2020-01-19 | 2020-01-19 | Injection molding heating assembly, injection mold and injection molding method |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111134375A (en) |
| WO (1) | WO2021143830A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021143830A1 (en) * | 2020-01-19 | 2021-07-22 | 深圳市博迪科技开发有限公司 | Injection-molded heating assembly, injection mold and injection molding method |
| CN113171734A (en) * | 2020-12-01 | 2021-07-27 | 深圳市卓力能技术有限公司 | Heating assembly, assembling method thereof and aerosol generating device |
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|---|---|---|---|---|
| WO2021143830A1 (en) * | 2020-01-19 | 2021-07-22 | 深圳市博迪科技开发有限公司 | Injection-molded heating assembly, injection mold and injection molding method |
| CN113171734A (en) * | 2020-12-01 | 2021-07-27 | 深圳市卓力能技术有限公司 | Heating assembly, assembling method thereof and aerosol generating device |
| CN113171734B (en) * | 2020-12-01 | 2023-11-14 | 深圳市卓力能技术有限公司 | Heating component, assembling method thereof and aerosol generating device |
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| Publication number | Publication date |
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| WO2021143830A1 (en) | 2021-07-22 |
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