CN220614878U - Plastic bottle embryo preheats heating device - Google Patents
Plastic bottle embryo preheats heating device Download PDFInfo
- Publication number
- CN220614878U CN220614878U CN202322055672.XU CN202322055672U CN220614878U CN 220614878 U CN220614878 U CN 220614878U CN 202322055672 U CN202322055672 U CN 202322055672U CN 220614878 U CN220614878 U CN 220614878U
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- plastic bottle
- blow molding
- bottle embryo
- heating
- pipe
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- 239000004033 plastic Substances 0.000 title claims abstract description 65
- 229920003023 plastic Polymers 0.000 title claims abstract description 65
- 238000010438 heat treatment Methods 0.000 title claims abstract description 40
- 210000001161 mammalian embryo Anatomy 0.000 title claims abstract description 31
- 238000000071 blow moulding Methods 0.000 claims abstract description 43
- 230000001681 protective effect Effects 0.000 claims abstract description 38
- 238000001816 cooling Methods 0.000 claims abstract description 20
- 238000005485 electric heating Methods 0.000 claims description 8
- 238000007664 blowing Methods 0.000 abstract description 37
- 230000000712 assembly Effects 0.000 abstract description 12
- 238000000429 assembly Methods 0.000 abstract description 12
- 125000006850 spacer group Chemical group 0.000 abstract description 9
- 230000008878 coupling Effects 0.000 abstract description 7
- 238000010168 coupling process Methods 0.000 abstract description 7
- 238000005859 coupling reaction Methods 0.000 abstract description 7
- 239000007921 spray Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 description 8
- 238000007493 shaping process Methods 0.000 description 6
- 238000004378 air conditioning Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002991 molded plastic Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Landscapes
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
The utility model relates to the field of plastic bottle embryo processing, in particular to a plastic bottle embryo preheating and heating device, which has the technical scheme that: the novel plastic blow molding machine comprises a door-shaped frame and a mold assembly, wherein the mold assembly is positioned in the middle of the door-shaped frame, heating assemblies and cooling assemblies are arranged on two sides of the upper end of the door-shaped frame, a conveying assembly is arranged at the lower ends of the heating assemblies and the cooling assemblies, and a blow molding pipe is connected at the lower end of the conveying assembly, so that the novel plastic blow molding machine has the beneficial effects that: before plastic bottle embryo blowing, can descend the blowing pipe, make the spacer bush of its lower extreme reach inside the mould subassembly, later start the electrical heating stick, can heat the inside air of protective housing A, after blowing machine A draws the inside steam of protective housing A, steam will be discharged through blast pipe A, at this moment can open the solenoid valve on the first coupling hose, make steam get into inside the tee bend ball valve through first coupling hose, rethread blowing pipe transport is last through the spacer bush blowout, make steam can spray on the inner wall of mould subassembly preheat heating.
Description
Technical Field
The utility model relates to the field of plastic bottle embryo processing, in particular to a plastic bottle embryo preheating and heating device.
Background
The bottle blowing machine refers to a machine for blowing bottles, namely a machine for blowing plastic particles or finished bottle blanks into the bottles through a certain technological means. Most of the existing bottle blowing machines still adopt a two-step method for blowing bottles, namely, plastic raw materials are firstly made into bottle blanks, then the bottle blanks are placed in a split die, compressed air is immediately introduced into parisons after the die is closed, the plastic parisons are inflated and are clung to the inner wall of the die, and various hollow products can be obtained after cooling and demoulding.
The plastic bottle blank mold must ensure high temperature and high heat all the time when the plastic bottle is processed, so as to prevent solidification caused by abrupt temperature drop of the plastic in the plastic bottle blank mold when the plastic bottle is not formed, and prevent failure of forming, and the plastic bottle blank mold must be quickly cooled after the plastic bottle is formed, so that the bottle body is convenient to separate from the mold. However, when the next plastic bottle blank is put into the mold, the temperature of the inner wall of the molding cavity of the mold is lower than the temperature of the surface of the plastic bottle blank because the interior of the mold is just cooled, and when the next plastic bottle blank to be processed is put into the molding cavity of the mold, the temperature reduction of the surface of the plastic bottle blank is easy to cause to influence the molding effect of the plastic bottle after blow molding.
Therefore, the utility model discloses a plastic bottle embryo preheating and heating device.
Disclosure of Invention
The present utility model is directed to solving the problems set forth in the background art.
In order to achieve the above object, the present utility model provides the following technical solutions: the plastic bottle embryo preheating and heating device comprises a door-shaped frame and a mold assembly, wherein the mold assembly is positioned in the middle of the door-shaped frame, heating assemblies and cooling assemblies are arranged on two sides of the upper end of the door-shaped frame, a conveying assembly is arranged at the lower ends of the heating assemblies and the cooling assemblies, a blow molding pipe is connected to the lower end of the conveying assembly, and the blow molding pipe is positioned at the upper end of the mold assembly;
the outer fixed axle sleeve that installs of upper end of blowing pipe, one side fixed mounting of fixed axle sleeve has the connecting rod, the lower extreme fixed mounting of blowing pipe has hollow structure's screwed joint, screwed joint's outside threaded connection has the locating sleeve.
Based on the above characteristics: before plastic bottle embryo blowing, can descend the blowing pipe, make the spacer bush of its lower extreme reach inside the mould subassembly, then start the heating subassembly and carry steam, at this moment the steam that the heating subassembly produced will carry inside the blowing pipe through conveying subassembly, blow moulding pipe rethread spacer bush blowout, make the steam can spray on the inner wall of mould subassembly and preheat heating, after the mould subassembly inner wall preheats heating, can upwards rise the blowing pipe and drop the mould subassembly, and throw into the inside of mould subassembly again plastic bottle embryo, then insert the blowing pipe inside the mould subassembly again and blow mould the plastic bottle embryo, make plastic bottle embryo form the plastic bottle, and after the plastic bottle embryo blow molding, can close the steam passageway, open the cooling module again and carry cold wind, at this moment cold wind will carry inside the blowing pipe through conveying subassembly, finally the blowing pipe rethread spacer bush blowout, the plastic bottle after the convenience shaping cools off the drawing of patterns fast.
Preferably, hydraulic cylinders are arranged on two sides of the outer end of the door-shaped frame, a fixing plate is fixedly arranged at the telescopic end of each hydraulic cylinder, the fixing plate is fixedly arranged on two sides of the outer end of the die assembly, and a lifting cylinder is arranged on one side of the upper end of the door-shaped frame.
Based on the above characteristics: when the hydraulic cylinder starts, the fixing plate can be driven to stretch out and draw back through the stretching end, the die assembly is conveniently opened and closed due to the fact that the fixing plate is fixedly connected with two sides of the outer end of the die assembly, and when the lifting cylinder starts, the fixing shaft sleeve and the blow molding pipe can be driven to lift and adjust through the connecting rod, so that the blow molding pipe can be conveniently inserted into the die assembly in a descending mode or the die assembly can be lifted and fallen off.
Preferably, the die assembly comprises a first die frame, a second die frame and a forming cavity, wherein the first die frame and the second die frame are arranged in a symmetrical semicircular structure, and the forming cavity is formed in the middle of the first die frame and the second die frame.
Based on the above characteristics: the molding cavity can be opened in advance, and the structure of the plastic bottle blank is the same as that of a plastic bottle blank to be manufactured, when the first mold frame and the second mold frame are closed, the plastic bottle blank can be subjected to blow molding in the molding cavity, and after the blow molding is cooled, the first mold frame and the second mold frame can be opened to facilitate taking out the molded plastic bottle blank.
Preferably, the heating assembly comprises a protective box A and an electric heating rod arranged at the upper end of the inner cavity of the protective box A, a blow molding machine A is arranged at the lower end of the inner cavity of the protective box A, the output end of the blow molding machine A is connected with an exhaust pipe A, and the exhaust pipe A is positioned at the bottom of the protective box A.
Based on the above characteristics: the air inlet hole has been seted up on the surface of protective housing A, and the electric heating stick starts the back, can be to the inside air heating of protective housing A, and after blowing machine A suctioned the inside steam of protective housing A, steam will be discharged through blast pipe A.
Preferably, the cooling assembly comprises a protection box B and a cooler B arranged at the upper end of the inner cavity of the protection box B, a blow molding machine B is arranged at the lower end of the inner cavity of the protection box B, an exhaust pipe B is arranged at the output end of the blow molding machine B, and the exhaust pipe B is positioned at the bottom of the protection box B.
Based on the above characteristics: the air inlet hole has been seted up on the surface of protective housing B, and after the cooler B started, can cool down the inside air cooling of protective housing B, and after blowing machine B sucked the inside air conditioning of protective housing B, the air conditioning will be discharged through blast pipe B.
Preferably, the conveying assembly comprises a three-way ball valve, and a first connecting hose and a second connecting hose which are arranged on two sides of the three-way ball valve, wherein electromagnetic valves are arranged on one sides, close to the three-way ball valve, of the first connecting hose and the second connecting hose.
Based on the above characteristics: when the hot air is required to be output, the electromagnetic valve on the first connecting hose can be opened, the electromagnetic valve on the second connecting hose is closed, and when the cold air is required to be conveyed, the electromagnetic valve on the second connecting hose can be opened, and the electromagnetic valve on the first connecting hose is closed.
Preferably, the surface of the positioning sleeve is provided with annular array-shaped diversion holes, and the positioning sleeve is of a tubular structure with two open ends.
Based on the above characteristics: when hot air or cold air is sprayed out, the air can be vertically sprayed out through the end part of the positioning sleeve, and can be sprayed out to the side through the flow dividing hole, so that the inside of the forming cavity can be conveniently and uniformly preheated and cooled.
The beneficial effects of the utility model are as follows:
1. can preheat the mould subassembly inner wall, before the blowing of plastic bottle embryo, can descend the blowing pipe, make the locating sleeve of its lower extreme reach the inside of mould subassembly, afterwards after the electric heating stick starts, can heat the inside air heating of protective housing A, after blowing machine A draws the inside steam of protective housing A, steam will discharge through blast pipe A, at this moment can open the solenoid valve on the first coupling hose, make steam get into inside the tee bend ball valve through first coupling hose, rethread blowing pipe carries and spouts through the locating sleeve at last, make steam can spray the preheating on the inner wall of mould subassembly and heat, avoid mould subassembly inner wall temperature to be less than the shaping effect of plastic bottle embryo influence plastic bottle embryo.
2. The plastic bottle after the shaping is conveniently and fast cooled down, after the shaping of plastic bottle embryo is accomplished, can open the solenoid valve on the second coupling hose, the solenoid valve on the first coupling hose of reclosing, at this moment can start cooler B and cool down the inside air cooling of protective housing B, after blowing machine B draws the inside air conditioning of protective housing B, the air conditioning will be discharged through blast pipe B to will carry inside the tee bend ball valve through the second coupling hose, rethread blowing pipe is carried and is spouted through the spacer sleeve at last, thereby conveniently cool down the drawing of patterns fast to the plastic bottle after the shaping.
3. When hot air or cold air is sprayed out, the air can be vertically sprayed out through the end part of the positioning sleeve, and can be sprayed out to the side through the flow dividing hole, so that the inside of the forming cavity can be conveniently and uniformly preheated and cooled.
Drawings
FIG. 1 is a combined state diagram of a mold assembly of a plastic bottle preform preheating and heating device provided by the utility model;
FIG. 2 is a diagram showing an open state of a mold assembly of a plastic bottle preform preheating and heating device according to the present utility model;
FIG. 3 is a schematic diagram of a heating assembly and a cooling assembly of a plastic bottle preform preheating and heating device according to the present utility model;
fig. 4 is a split view of a blow molding tube and a positioning sleeve of the plastic bottle preform preheating and heating device provided by the utility model.
In the figure: 1. a door-shaped frame; 11. a hydraulic cylinder; 12. a fixing plate; 13. a lifting cylinder; 2. a mold assembly; 21. a first mold frame; 22. a second mold frame; 23. a molding cavity; 3. a warming assembly; 31. a protective box A; 32. an electric heating rod; 33. a blow molding machine A; 34. an exhaust pipe A; 4. a cooling assembly; 41. a protective box B; 42. a cooler B; 43. a blow molding machine B; 44. an exhaust pipe B; 5. a transport assembly; 51. three-way ball valve; 52. a first connection hose; 53. a second connection hose; 54. an electromagnetic valve; 6. blow molding the tube; 61. fixing the shaft sleeve; 62. a connecting rod; 63. a threaded joint; 64. a positioning sleeve; 641. and a diversion hole.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
Referring to fig. 1-4, the plastic bottle embryo preheating and heating device provided by the utility model comprises a door-shaped frame 1 and a mold assembly 2, wherein the mold assembly 2 is positioned in the middle of the door-shaped frame 1, heating assemblies 3 and cooling assemblies 4 are arranged on two sides of the upper end of the door-shaped frame 1, a conveying assembly 5 is arranged at the lower ends of the heating assemblies 3 and the cooling assemblies 4, a blow molding pipe 6 is connected at the lower end of the conveying assembly 5, and the blow molding pipe 6 is positioned at the upper end of the mold assembly 2;
the upper end outside fixed mounting of blowing pipe 6 has fixed axle sleeve 61, and one side fixed mounting of fixed axle sleeve 61 has connecting rod 62, and the lower extreme fixed mounting of blowing pipe 6 has hollow structure's screwed joint 63, and the outside threaded connection of screwed joint 63 has locating sleeve 64 (for dismantling the connection between locating sleeve 64 and the screwed joint 63, conveniently dismantle the locating sleeve 64 and change).
Before plastic bottle embryo blowing, can descend blowing pipe 6, make the spacer 64 of its lower extreme reach inside the mould subassembly 2, then start heating subassembly 3 and carry the steam, at this moment heating subassembly 3 produces the steam and will carry inside blowing pipe 6 through conveying subassembly 5, blow molding pipe 6 again spouts through spacer 64, make the steam can spray on the inner wall of mould subassembly 2 to preheat and heat, after the mould subassembly 2 inner wall preheats and heats, can rise blowing pipe 6 and drop mould subassembly 2 upwards, and throw into inside the mould subassembly 2 again plastic bottle embryo, then insert blow molding pipe 6 inside mould subassembly 2 and blow molding plastic bottle embryo, make plastic bottle embryo form plastic bottle, and after plastic bottle embryo blow molding, can close the hot gas passageway, open cooling subassembly 4 and carry cold wind, at this moment cold wind will be carried inside blowing pipe 6 through conveying subassembly 5, finally blowing pipe 6 again through spacer 64 spout, the convenience is to the plastic bottle after the shaping cooling and demoulding fast.
Further, hydraulic cylinders 11 are installed on two sides of the outer end of the door-shaped frame 1, a fixing plate 12 is fixedly installed at the telescopic end of each hydraulic cylinder 11, the fixing plate 12 is fixedly installed on two sides of the outer end of the die assembly 2, and a lifting cylinder 13 is installed on one side of the upper end of the door-shaped frame 1.
When the hydraulic cylinder 11 is started, the fixing plate 12 can be driven to stretch and retract through the stretching end, the die assembly 2 is conveniently opened and closed due to the fixing plate 12 being fixedly connected with two sides of the outer end of the die assembly 2, and when the lifting cylinder 13 is started, the fixing shaft sleeve 61 and the blow-molded tube 6 can be driven to lift and adjust through the connecting rod 62, so that the blow-molded tube 6 can be conveniently inserted into the die assembly 2 in a descending mode or the die assembly 2 can be lifted and fallen off.
Further, the mold assembly 2 includes a first mold frame 21, a second mold frame 22 and a molding cavity 23, the first mold frame 21 and the second mold frame 22 are arranged in a symmetrical semicircular structure, and the middle of the first mold frame 21 and the second mold frame 22 is provided with the molding cavity 23.
The forming cavity 23 can be opened in advance, and the structure of the plastic bottle blank is the same as that of the plastic bottle blank to be manufactured, when the first die frame 21 and the second die frame 22 are closed, the plastic bottle blank can be blow molded in the forming cavity 23, and when the blow molding is cooled, the first die frame 21 and the second die frame 22 can be opened to facilitate taking out the molded plastic bottle blank.
Further, the heating component 3 comprises a protective box A31 and an electric heating rod 32 arranged at the upper end of the inner cavity of the protective box A31, a blow molding machine A33 is arranged at the lower end of the inner cavity of the protective box A31, the output end of the blow molding machine A33 is connected with an exhaust pipe A34, and the exhaust pipe A34 is positioned at the bottom of the protective box A31.
The air inlet hole is arranged on the surface of the protective box A31, after the electric heating rod 32 is started, air in the protective box A31 can be heated, and when the blowing machine A33 sucks hot air in the protective box A31, the hot air is discharged through the exhaust pipe A34.
Further, the cooling assembly 4 comprises a protective box B41 and a cooler B42 arranged at the upper end of the inner cavity of the protective box B41, a blow molding machine B43 is arranged at the lower end of the inner cavity of the protective box B41, an exhaust pipe B44 is arranged at the output end of the blow molding machine B43, and the exhaust pipe B44 is positioned at the bottom of the protective box B41.
The surface of the protective box B41 is provided with an air inlet hole, after the cooler B42 is started, the air in the protective box B41 can be cooled, and when the blowing machine B43 sucks cool air in the protective box B41, the cool air is discharged through the exhaust pipe B44.
Further, the conveying assembly 5 comprises a three-way ball valve 51, and a first connecting hose 52 and a second connecting hose 53 which are arranged on two sides of the three-way ball valve 51, wherein an electromagnetic valve 54 is arranged on one side, close to the three-way ball valve 51, of each of the first connecting hose 52 and the second connecting hose 53.
The first connecting hose 52 on one side of the three-way ball valve 51 is fixedly connected with the exhaust pipe A34 through a flange, the second connecting hose 53 on the other side is fixedly connected with the exhaust pipe B44 through a flange, cooling or hot air is conveniently output through the three-way ball valve 51, when hot air is required to be output, the electromagnetic valve 54 on the first connecting hose 52 can be opened, the electromagnetic valve 54 on the second connecting hose 53 can be closed, and when cold air is required to be conveyed, the electromagnetic valve 54 on the second connecting hose 53 can be opened, and the electromagnetic valve 54 on the first connecting hose 52 can be closed.
Further, the positioning sleeve 64 has a circular array of shunt holes 641 on its surface, and the positioning sleeve 64 has a tubular structure with two open ends.
When hot air or cold air is sprayed, the air can be sprayed vertically through the end part of the positioning sleeve 64, and can also be sprayed to the side through the shunt holes 641, so that the interior of the forming cavity 23 can be conveniently and uniformly preheated and cooled.
The application process of the utility model is as follows: when hot air is required to be output, the electromagnetic valve 54 on the first connecting hose 52 can be opened, the electromagnetic valve 54 on the second connecting hose 53 can be closed, when cold air is required to be conveyed, the electromagnetic valve 54 on the second connecting hose 53 can be opened, the electromagnetic valve 54 on the first connecting hose 52 can be closed, before plastic bottle blanks are blown, the blow molding pipe 6 can be lowered, the positioning sleeve 64 at the lower end of the blow molding pipe 6 reaches the inside of the mold assembly 2, then the electric heating rod 32 can be started to heat air in the protective box A31, after the blowing machine A33 sucks the hot air in the protective box A31, the hot air is discharged through the exhaust pipe A34, at this time, the electromagnetic valve 54 on the first connecting hose 52 can be opened, the hot air can enter the inside of the three-way ball valve 51 through the first connecting hose 52, and finally is conveyed through the blow molding pipe 6 and finally is sprayed out through the positioning sleeve 64.
The above description is of the preferred embodiments of the present utility model, and any person skilled in the art may modify the present utility model or make modifications to the present utility model with the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present utility model falls within the scope of the protection claimed by the present utility model.
Claims (7)
1. The utility model provides a plastics bottle embryo preheats heating device, includes door type frame (1) and mould subassembly (2), mould subassembly (2) are located the centre of door type frame (1), its characterized in that: heating components (3) and cooling components (4) are arranged on two sides of the upper end of the door-shaped frame (1), a conveying component (5) is arranged at the lower ends of the heating components (3) and the cooling components (4), a blow molding pipe (6) is connected to the lower end of the conveying component (5), and the blow molding pipe (6) is located at the upper end of the die component (2);
the novel blow molding device is characterized in that a fixed shaft sleeve (61) is fixedly arranged at the outer part of the upper end of the blow molding pipe (6), a connecting rod (62) is fixedly arranged at one side of the fixed shaft sleeve (61), a threaded joint (63) with a hollow structure is fixedly arranged at the lower end of the blow molding pipe (6), and a positioning sleeve (64) is connected with the outer thread of the threaded joint (63).
2. The plastic bottle embryo preheating and heating device according to claim 1, wherein: the lifting device is characterized in that hydraulic cylinders (11) are arranged on two sides of the outer end of the door-shaped frame (1), fixing plates (12) are fixedly arranged at the telescopic ends of the hydraulic cylinders (11), the fixing plates (12) are fixedly arranged on two sides of the outer end of the die assembly (2), and lifting cylinders (13) are arranged on one side of the upper end of the door-shaped frame (1).
3. The plastic bottle embryo preheating and heating device according to claim 1, wherein: the die assembly (2) comprises a first die frame (21), a second die frame (22) and a forming cavity (23), wherein the first die frame (21) and the second die frame (22) are arranged in a symmetrical semicircular structure, and the forming cavity (23) is formed in the middle of the first die frame (21) and the second die frame (22).
4. The plastic bottle embryo preheating and heating device according to claim 1, wherein: the heating assembly (3) comprises a protective box A (31) and an electric heating rod (32) arranged at the upper end of the inner cavity of the protective box A (31), a blow molding machine A (33) is arranged at the lower end of the inner cavity of the protective box A (31), an exhaust pipe A (34) is connected to the output end of the blow molding machine A (33), and the exhaust pipe A (34) is arranged at the bottom of the protective box A (31).
5. The plastic bottle embryo preheating and heating device according to claim 1, wherein: the cooling assembly (4) comprises a protection box B (41) and a cooler B (42) arranged at the upper end of the inner cavity of the protection box B (41), a blow molding machine B (43) is arranged at the lower end of the inner cavity of the protection box B (41), an exhaust pipe B (44) is arranged at the output end of the blow molding machine B (43), and the exhaust pipe B (44) is arranged at the bottom of the protection box B (41).
6. The plastic bottle embryo preheating and heating device according to claim 1, wherein: the conveying assembly (5) comprises a three-way ball valve (51) and a first connecting hose (52) and a second connecting hose (53) which are arranged on two sides of the three-way ball valve (51), wherein electromagnetic valves (54) are arranged on one sides, close to the three-way ball valve (51), of the first connecting hose (52) and the second connecting hose (53).
7. The plastic bottle embryo preheating and heating device according to claim 1, wherein: the surface of the locating sleeve (64) is provided with annular array-shaped flow distribution holes (641), and the locating sleeve (64) is of a tubular structure with two open ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322055672.XU CN220614878U (en) | 2023-08-02 | 2023-08-02 | Plastic bottle embryo preheats heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322055672.XU CN220614878U (en) | 2023-08-02 | 2023-08-02 | Plastic bottle embryo preheats heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220614878U true CN220614878U (en) | 2024-03-19 |
Family
ID=90220218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322055672.XU Active CN220614878U (en) | 2023-08-02 | 2023-08-02 | Plastic bottle embryo preheats heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220614878U (en) |
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2023
- 2023-08-02 CN CN202322055672.XU patent/CN220614878U/en active Active
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