CN113752474A - Full-cone type anti-bubble nozzle design and production process - Google Patents
Full-cone type anti-bubble nozzle design and production process Download PDFInfo
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- CN113752474A CN113752474A CN202110891785.6A CN202110891785A CN113752474A CN 113752474 A CN113752474 A CN 113752474A CN 202110891785 A CN202110891785 A CN 202110891785A CN 113752474 A CN113752474 A CN 113752474A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 238000012938 design process Methods 0.000 title abstract description 4
- 239000007788 liquid Substances 0.000 claims abstract description 42
- 239000000463 material Substances 0.000 claims abstract description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 30
- 238000003466 welding Methods 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 5
- 230000003044 adaptive effect Effects 0.000 claims description 4
- 239000003779 heat-resistant material Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims description 3
- 238000003801 milling Methods 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 abstract description 13
- 239000004033 plastic Substances 0.000 abstract description 10
- 229920003023 plastic Polymers 0.000 abstract description 10
- 238000002347 injection Methods 0.000 abstract description 5
- 239000007924 injection Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000009826 distribution Methods 0.000 abstract description 3
- 239000012778 molding material Substances 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 description 7
- 238000005507 spraying Methods 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000109 continuous material Substances 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 239000002470 thermal conductor Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000008207 working material Substances 0.000 description 1
Images
Classifications
-
- 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
- B29C45/20—Injection nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/007—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass injection moulding tools
-
- 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
- B29C45/20—Injection nozzles
- B29C45/24—Cleaning equipment
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a full-cone anti-bubble nozzle design and production process, and aims to solve the problems that bubbles are generated inside a nozzle due to the problem of intermittent transmission of materials, so that injection molding materials are scattered during injection, the material distribution is uneven in the injection molding and other processing processes, and the processing quality is affected. The air bubbles in the liquid can upwards enter the inner tube of the liquid guide rod from the air holes on the liquid guide rod and finally enter the air hopper to be discharged from the exhaust tube, so that the air bubbles are effectively separated from the plastic liquid to be injected, the injection molding is more uniform, and the quality of injection molding processing is effectively ensured.
Description
Technical Field
The invention relates to the technical field of nozzle anti-bubble, in particular to a full-cone anti-bubble nozzle design and production process.
Background
At present, the nozzle is widely applied in industries, the material of the nozzle is from stainless steel, plastics to silicon carbide, polytetrafluoroethylene, PP (engineering plastics), aluminum alloy, tungsten steel and the like, and the nozzle is generally applied in various industries such as automobile, electroplating, surface treatment, high-pressure cleaning, dust removal, temperature reduction, desulfurization, humidification, stirring, garden and the like. The nozzle fittings included a pipe nipple fitting, a solenoid valve, a liquid filter, and a pressure tap. The nozzle is a key part in various spraying, atomizing, oil spraying, sand blasting, spraying and other equipment and plays an important role. Careful cleaning of the clogged nozzles can extend the useful life of the nozzles and enhance the effectiveness of the nozzles. The nozzle orifice of each nozzle is carved to ensure the spraying effect of the nozzle. Even damage due to improper cleaning can affect flow and spray distribution. During use, sufficient filters, spray systems, must be used to reduce clogging.
The existing full cone type nozzle has the following problems: the inner structure design of nozzle is comparatively simple for when spraying the material of moulding plastics, can lead to the inside gassing of nozzle because of the material intermittent type transmission problem, the material of moulding plastics can scatter when spraying like this, causes the course of working material such as moulding plastics to distribute unevenly, influences processingquality, and current patent is difficult to solve this type of problem, consequently, needs the nozzle design and the production technology of a full cone type anti-bubble to solve above-mentioned problem urgently.
Disclosure of Invention
Based on the prior patent, the problem of intermittent and continuous material transmission causes bubbles to be generated inside the nozzle, so that the injection molding material can be dispersed during injection, the material distribution in the processing processes such as injection molding and the like is uneven, and the technical problem of influencing the processing quality is solved.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a nozzle design and production technology of full cone type anti-bubble, includes the nozzle body, install the joint on the nozzle body, be equipped with the mounting bracket on the circumference inner wall of nozzle, the central point of mounting bracket bottom outer wall puts and is equipped with anti-bubble mechanism, be equipped with the connecting pipe on the top outer wall of mounting bracket, and the top of connecting pipe is pegged graft and is had the blast pipe, the one end of blast pipe is located the outside of nozzle body, blast pipe, connecting pipe and anti-bubble mechanism keep the intercommunication, the inner wall that the nozzle body is close to the bottom is established to the inner chamber.
As a still further scheme of the invention: the anti-bubble mechanism comprises an air bucket, a connecting rod, a liquid guide rod, an inner pipe and an air hole, wherein the air bucket is arranged in the center of the outer wall of the bottom of the mounting frame.
As a still further scheme of the invention: the connecting rods are arranged on two sides of the outer wall of the bottom of the air hopper, and the liquid guide rods are arranged on the outer wall of one side, opposite to the two connecting rods, of the air hopper.
As a still further scheme of the invention: the inner tube is arranged on the inner wall of the liquid guide rod, the air hole is arranged on the outer wall of the liquid guide rod, and the air hole is designed to be of an inclined structure with a low outer part and a high inner part.
As a still further scheme of the invention: the air hole is used for communicating the inner cavity with the inner tube, and the top end of the inner tube is located right below the air hopper.
As a still further scheme of the invention: be equipped with the pipe internal thread on the inner wall that connects, be equipped with the mounting groove on the inner wall that connects near the bottom, be equipped with the activated carbon plate on the inner wall of mounting groove, activated carbon plate movable mounting is inside the mounting groove.
As a still further scheme of the invention: the nozzle comprises a nozzle body, wherein heat insulation pads are arranged on the outer walls of the two sides of the nozzle body, and the heat insulation pads are made of poor thermal conductors.
The invention provides a production process of a full-cone anti-bubble nozzle design, which comprises the following steps:
s1: processing a seamless nozzle through a numerical control machine tool, and welding a joint on the nozzle;
s2: cutting the inner wall of the joint by a machine tool milling cutter to generate inner wall threads, and arranging a replaceable activated carbon filter plate in the cutting groove;
s3: welding a mounting rack on the inner wall of the nozzle, and arranging an anti-bubble mechanism at the center of the mounting rack;
s4: welding an exhaust pipe above the anti-bubble mechanism, communicating the exhaust pipe with the anti-bubble mechanism, leading out the exhaust pipe from one side of the nozzle, installing an adaptive sealing gasket at the position of the insertion pipe, and adopting a heat-resistant material for the sealing gasket;
s5: the thick-layer heat insulating material is smeared on the outer walls of the two sides of the nozzle body, the main body of the material is mainly made of a hot poor conductor, and then the surface smoothness of the material is ensured through machining by a machine tool.
The invention has the beneficial effects that: the joint can be installed on adaptive equipment through the pipe internal threads on the joint, after the equipment is started, the equipment sprays liquid to be sprayed to a target object, the replaceable activated carbon plate is placed on the inner wall of the joint on the nozzle, toxic impurities are adsorbed to a certain degree, if the nozzle is used on injection molding equipment, the injection molding liquid is subjected to high-temperature injection molding, heat insulation pads are arranged on the outer walls of the two sides of the nozzle body and made of poor hot conductors, and scalding cannot be caused by twisting the positions of the heat insulation pads by hands during midway replacement of the activated carbon plate; be provided with the mounting bracket on the inner wall of nozzle, the bottom of mounting bracket is equipped with anti-bubble mechanism, the gas fill in the anti-bubble mechanism is invertd, can leak down from the border of gas fill when the liquid of moulding plastics enters into the nozzle inside, spout between nozzle inner wall and the drain bar at last, the liquid of moulding plastics before the blowout is along the drain bar to the blowout under, when the liquid of moulding plastics contacts with the drain bar, gas pocket in the liquid can upwards enter into the inner tube of drain bar from the gas pocket on the drain bar, finally get into the gas fill and follow the blast pipe discharge, effectual and treat that the liquid of moulding plastics separates, it is more even to mould plastics, the effectual quality of injection moulding process of having guaranteed.
Drawings
FIG. 1 is a three-dimensional structure diagram of a full cone type anti-bubble nozzle design according to the present invention;
FIG. 2 is a schematic view of a joint structure of a full cone anti-bubble nozzle design according to the present invention;
FIG. 3 is a cross-sectional view of a full cone anti-bubble nozzle design according to the present invention;
FIG. 4 is a schematic view of an air scoop structure of a full cone anti-bubble nozzle design according to the present invention;
FIG. 5 is an enlarged schematic view of a full cone anti-bubble nozzle design at A according to the present invention;
FIG. 6 is a flow chart of a process for manufacturing a full cone anti-bubble nozzle design according to the present invention.
In the figure: 1 nozzle body, 2 heat insulating cushions, 3 blast pipes, 4 activated carbon plates, 5 joints, 6 internal threads, 7 mounting racks, 8 air buckets, 9 liquid guide rods, 10 internal pipes, 11 internal cavities and 12 air holes.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
The components of the patented embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present patent, presented in the figures, is not intended to limit the scope of the patent, as claimed, but is merely representative of selected embodiments of the patent.
All other embodiments obtained by a person skilled in the art based on the embodiments in the patent of the invention without any inventive work belong to the protection scope of the patent of the invention.
In the description of the present patent, it is to be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present patent and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present patent. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present patent application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present patent can be understood in a specific case by those skilled in the art.
It is well within the skill of those in the art to implement, without undue experimentation, the subject invention as claimed and not related to software and process improvements.
Referring to fig. 1-6, a full cone type anti-bubble nozzle design, which comprises a nozzle body 1, and is characterized in that a joint 5 is installed on the nozzle body 1, an installation frame 7 is installed on the circumferential inner wall of the nozzle, an anti-bubble mechanism is installed at the central position of the outer wall of the bottom of the installation frame 7, a connection pipe is installed on the outer wall of the top of the installation frame 7, an exhaust pipe 3 is inserted at the top end of the connection pipe, one end of the exhaust pipe 3 is located outside the nozzle body 1, the exhaust pipe 3, the connection pipe and the anti-bubble mechanism are communicated, an inner wall of the nozzle body 1 close to the bottom is provided with an inner cavity 11, before spraying, an injection liquid is sprayed along a liquid guide rod 9, when the injection liquid is contacted with the liquid guide rod 9, bubbles in the liquid can upwards enter an inner pipe 10 of the liquid guide rod 9 from an air hole 12 on the liquid guide rod 9, finally enter an air hopper 8 and are discharged from the exhaust pipe 3, and are effectively separated from the injection liquid to be sprayed, the injection molding is more uniform, and the quality of injection molding processing is effectively guaranteed.
In the invention, the anti-bubble mechanism comprises an air bucket 8, a connecting rod, a liquid guide rod 9, an inner tube 10 and an air hole 12, wherein the air bucket 8 is arranged at the central position of the outer wall of the bottom of the mounting rack 7.
In the invention, the connecting rods are arranged on two sides of the outer wall of the bottom of the air hopper 8, and the liquid guide rods 9 are arranged on the outer wall of the opposite side of the two connecting rods.
In the invention, the inner tube 10 is arranged on the inner wall of the liquid guide rod 9, the air hole 12 is arranged on the outer wall of the liquid guide rod 9, the air hole 12 is designed to be of an inclined structure with a low outer part and a high inner part, and when injection molding liquid contacts the liquid guide rod 9, air bubbles in the liquid can enter the inner tube 10 of the liquid guide rod 9 from the air hole 12 on the liquid guide rod 9.
In the invention, the air hole 12 is used for communicating the inner cavity 11 and the inner tube 10, the top end of the inner tube 10 is positioned right below the air hopper 8, and after the air enters the inner tube 10 from the air hole 12, the air can directly enter the air hopper 8 upwards and then is discharged to the outside from the exhaust pipe 3.
According to the invention, the inner wall of the joint 5 is provided with the pipe internal thread 6, the inner wall of the joint 5 close to the bottom end is provided with the mounting groove, the inner wall of the mounting groove is provided with the activated carbon plate 4, the activated carbon plate 4 is movably mounted in the mounting groove, the inner wall of the joint 5 on the nozzle body 1 is provided with the replaceable activated carbon plate 4, and toxic impurities are adsorbed to a certain degree.
In the present invention, the heat insulating mats 2 are provided on the outer walls of both sides of the nozzle body 1, and the material of the heat insulating mats 2 is a poor conductor of heat, so that when the activated carbon plate 4 is replaced halfway, the position of the heat insulating mats 2 is twisted by hand, which will not cause scald.
The invention provides a production process of a full-cone anti-bubble nozzle design, which comprises the following steps:
s1: processing a seamless nozzle through a numerical control machine tool, welding a joint 5 on the nozzle, and determining the size of the joint 5 for installing processing equipment;
s2: the inner wall of the joint 5 is cut by a machine tool milling cutter to generate inner wall threads, a replaceable activated carbon filter plate is arranged in the cutting groove, the activated carbon plate 4 needs to be replaced periodically, the inner wall of the nozzle body 1 is polished smoothly, and unsmooth liquid circulation is avoided;
s3: the mounting frame 7 is welded on the inner wall of the nozzle, the anti-bubble mechanism is arranged at the center of the mounting frame 7, liquid to be sprayed can gather towards the central area in the nozzle under the structural influence of the conical nozzle, and the liquid is effectively contacted with the liquid guide rod 9;
s4: welding an exhaust pipe 3 above the anti-bubble mechanism, communicating the exhaust pipe 3 with the anti-bubble mechanism, leading out the exhaust pipe 3 from one side of a nozzle, installing an adaptive sealing gasket at the position of an insertion pipe, and adopting a heat-resistant material for the sealing gasket;
s5: the outer walls of the two sides of the nozzle body 1 are coated with thick-layer heat insulation materials, the main body of the material is mainly made of hot poor conductors, and then the surface of the material is guaranteed to be flat through machining.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a nozzle design of full cone type anti-bubble, includes nozzle body (1), its characterized in that, install on nozzle body (1) and connect (5), be equipped with mounting bracket (7) on the circumference inner wall of nozzle, the central point of mounting bracket (7) bottom outer wall puts and is equipped with anti-bubble mechanism, be equipped with the connecting pipe on the top outer wall of mounting bracket (7), and peg graft on the top of connecting pipe has blast pipe (3), the one end of blast pipe (3) is located the outside of nozzle body (1), blast pipe (3), connecting pipe and anti-bubble mechanism keep the intercommunication, the inner wall that nozzle body (1) is close to the bottom is established to inner chamber (11).
2. The full cone anti-bubble nozzle design according to claim 1, wherein the anti-bubble mechanism comprises an air bucket (8), a connecting rod, a liquid guide rod (9), an inner tube (10) and an air hole (12), and the air bucket (8) is arranged at the central position of the outer wall at the bottom of the mounting frame (7).
3. A full cone anti-bubble nozzle design according to claim 2, characterized in that the connecting rods are arranged on both sides of the bottom outer wall of the air hopper (8), and the liquid guiding rod (9) is arranged on the outer wall on the opposite side of the two connecting rods.
4. A full cone anti-bubble nozzle design according to claim 2, characterized in that the inner tube (10) is arranged on the inner wall of the liquid guiding rod (9), the air holes (12) are arranged on the outer wall of the liquid guiding rod (9), and the air holes (12) are designed as an inclined structure with a low outside and a high inside.
5. A full cone anti-bubble nozzle design according to claim 2, characterized in that the air hole (12) is used to connect the inner cavity (11) and the inner tube (10), and the top end of the inner tube (10) is located right below the air scoop (8).
6. The full cone type anti-bubble nozzle design according to claim 1, wherein the inner wall of the joint (5) is provided with a pipe internal thread (6), the inner wall of the joint (5) near the bottom end is provided with a mounting groove, the inner wall of the mounting groove is provided with an activated carbon plate (4), and the activated carbon plate (4) is movably mounted inside the mounting groove.
7. The full cone anti-bubble nozzle design according to claim 1, wherein the outer walls of both sides of the nozzle body (1) are provided with heat insulation pads (2), and the material of the heat insulation pads (2) is a poor conductor of heat.
8. A production process for designing a full-cone anti-bubble nozzle is characterized by comprising the following steps of:
s1: processing a seamless nozzle through a numerical control machine tool, and welding a joint (5) on the nozzle;
s2: cutting the inner wall of the joint (5) by a machine tool milling cutter to generate inner wall threads, and arranging a replaceable activated carbon filter plate in the cutting groove;
s3: welding a mounting rack (7) on the inner wall of the nozzle, and arranging an anti-bubble mechanism at the central position of the mounting rack (7);
s4: welding an exhaust pipe (3) above the anti-bubble mechanism, communicating the exhaust pipe (3) with the anti-bubble mechanism, leading out the exhaust pipe (3) from one side of a nozzle, installing an adaptive sealing gasket at the position of an insertion pipe, and adopting a heat-resistant material for the sealing gasket;
s5: the thick-layer heat insulating material is smeared on the outer walls of the two sides of the nozzle body (1), the main body of the material is mainly made of a hot poor conductor, and then the surface smoothness of the material is guaranteed through machining by a machine tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110891785.6A CN113752474A (en) | 2021-08-04 | 2021-08-04 | Full-cone type anti-bubble nozzle design and production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110891785.6A CN113752474A (en) | 2021-08-04 | 2021-08-04 | Full-cone type anti-bubble nozzle design and production process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113752474A true CN113752474A (en) | 2021-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110891785.6A Pending CN113752474A (en) | 2021-08-04 | 2021-08-04 | Full-cone type anti-bubble nozzle design and production process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113752474A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201275336Y (en) * | 2008-10-27 | 2009-07-22 | 杭州互邦医疗器械有限公司 | Automatic exhausting transfusion system |
| CN202490252U (en) * | 2012-03-20 | 2012-10-17 | 山东威高集团医用高分子制品股份有限公司 | Novel exhaust-free infusion device |
| CN205112245U (en) * | 2015-09-12 | 2016-03-30 | 黄勇 | Injection molding machine nozzle with backward flow gaseous emission and dehumidification function |
| CN205467042U (en) * | 2016-04-11 | 2016-08-17 | 天津市津伟注塑制品有限公司 | Mould plastics and use nozzle |
-
2021
- 2021-08-04 CN CN202110891785.6A patent/CN113752474A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201275336Y (en) * | 2008-10-27 | 2009-07-22 | 杭州互邦医疗器械有限公司 | Automatic exhausting transfusion system |
| CN202490252U (en) * | 2012-03-20 | 2012-10-17 | 山东威高集团医用高分子制品股份有限公司 | Novel exhaust-free infusion device |
| CN205112245U (en) * | 2015-09-12 | 2016-03-30 | 黄勇 | Injection molding machine nozzle with backward flow gaseous emission and dehumidification function |
| CN205467042U (en) * | 2016-04-11 | 2016-08-17 | 天津市津伟注塑制品有限公司 | Mould plastics and use nozzle |
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Application publication date: 20211207 |