CN216152836U - Air duct type annular heating mould for medical catheter - Google Patents
Air duct type annular heating mould for medical catheter Download PDFInfo
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- CN216152836U CN216152836U CN202122265023.3U CN202122265023U CN216152836U CN 216152836 U CN216152836 U CN 216152836U CN 202122265023 U CN202122265023 U CN 202122265023U CN 216152836 U CN216152836 U CN 216152836U
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Abstract
The utility model relates to the technical field of medical equipment, in particular to an air duct type annular heating mould for a medical catheter, which comprises a heating pipe and an air outlet device, wherein the heating pipe is positioned inside the air outlet device, a connecting piece is arranged at one end of the heating pipe, which is far away from the air outlet device, an annular pipe is arranged inside the air outlet device, a guide plate is arranged below the annular pipe, an annular groove is formed between the annular pipe and the guide plate, heat is directly brought out by compressed air, the preheating temperature rise is faster, the moving speed of the mould can be accelerated, the production cycle of single-piece operation is reduced, the annular groove is adopted, the device can heat a circle of a product more uniformly, the impact force of the compressed air on the product can be reduced by the annular pipe with a dense hole type, and hot air can be blown out more uniformly and stably.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to an air duct type annular heating mould for a medical catheter.
Background
The general equipment is that the mould is heated locally at high temperature for a circle of the conduit to ensure that the polymer film is heated and shrunk, and the motor drives the heating mould to move, so that the polymer film is finally and uniformly attached to the outer layer of the conduit. The process has high requirements on the heating stability of the heating mould; when the Reflow equipment works, the mold is heated at high temperature by the heating pipe and then the heat shrinkage process is carried out on the conduit product. Most polymeric materials, such as most Pebax materials, shrink automatically at 230 c, and this thermal shrinkage does not shrink to the same extent at different temperatures. Many heating molds with U-shaped air ducts are convenient to assemble and disassemble, but the heating is relatively uneven, the air outlet is large, and extra limit is needed to limit the shaking of the product;
in addition, the air is heated by radiation in a pure metal heat transfer mode, so that the air is heated and then transferred to the product, and the speed of the mold in the moving process cannot be too high. Resulting in overlong working hours for single product operation and affecting production efficiency.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned problems in the prior art, an air channel annular heating mold for medical catheters is provided.
The specific technical scheme is as follows:
the air duct type annular heating mould for the medical catheter comprises a heating pipe and an air outlet device, wherein the heating pipe is located inside the air outlet device, a connecting piece is arranged at one end, away from the air outlet device, of the heating pipe, an annular pipe is arranged inside the air outlet device, a guide plate is arranged below the annular pipe, and an annular groove is formed between the annular pipe and the guide plate.
Preferably, an air inlet pipe is arranged at the bottom of the air outlet device, the air inlet pipe and the air outlet device are of an integrally formed structure, and a pipe orifice is formed in the air inlet pipe.
Preferably, the top end of the heating pipe is connected with the air inlet pipe in an inserting mode, and the outer part of the heating pipe is connected with the sealing element through threads.
Preferably, the bottom of the air outlet device is provided with an air inlet, and the air inlet is positioned below the guide plate.
Preferably, the air outlet device is internally provided with heat insulation grooves which are evenly distributed.
Preferably, the pipe orifice inside the air inlet pipe is positioned below the air inlet.
Preferably, the air outlet device is made of brass.
Preferably, a nickel plating coating is arranged outside the air outlet device.
Preferably, the guide plates are U-shaped and symmetrically distributed.
Preferably, the air outlet device is connected with a cover plate through a fastener, and the cover plate is positioned at the top of the annular pipe.
The technical scheme has the following advantages or beneficial effects:
1. the inside through the air-out device is equipped with the annular tube, the below of annular tube is equipped with the guide plate, form the ring channel between annular tube and the guide plate, the heat is direct to be taken away by compressed air, it is faster to preheat the intensification, the moving speed of mould also can accelerate simultaneously, reduce the production cycle of single operation, adopt the design of ring channel, can make this device more even to the heating of product round, and the annular tube of dense hole formula can reduce the impact force of compressed air to the product, it is more even stable also to make hot-blast blowing out simultaneously.
Drawings
Embodiments of the present invention will now be described more fully hereinafter with reference to the accompanying drawings. The drawings are, however, to be regarded as illustrative and explanatory only and are not restrictive of the scope of the utility model.
FIG. 1 is a schematic structural view of an air channel type annular heating mold for medical catheters according to the present invention;
FIG. 2 is a structural cross-sectional view of an air outlet device of an air duct type annular heating mold for a medical catheter, which is provided by the utility model;
FIG. 3 is a side view of the air channel annular heating mold for medical catheters according to the present invention;
FIG. 4 is a schematic structural view of an annular groove of an air channel type annular heating mold for a medical catheter according to the present invention;
fig. 5 is a structural plan view of an air outlet device of an air duct type annular heating mold for a medical catheter, which is provided by the utility model.
The above reference numerals denote: heating pipe 1, air-out device 2, air-supply line 3, sealing member 4, connecting piece 5, ring pipe 6, guide plate 7, air intake 8, ring channel 9, separate warm groove 10, mouth of pipe 11, air outlet 12, apron 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The utility model is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
Referring to fig. 1-5, an air duct type annular heating mold for medical catheter, including heating pipe 1, air-out device 2, heating pipe 1 is located the inside of air-out device 2, the one end that air-out device 2 was kept away from to heating pipe 1 is equipped with connecting piece 5, the inside of air-out device 2 is equipped with annular tube 6, the below of annular tube 6 is equipped with guide plate 7, form annular groove 9 between annular tube 6 and the guide plate 7, the heat is directly taken out by compressed air, preheat the intensification faster, the translation rate of mould also can accelerate simultaneously, reduce the production cycle of single operation, adopt the design of annular groove 9, can make this device more even to the heating of product round, and annular tube 6 of cellular type can reduce the impact force of compressed air to the product, also make hot-blast more even stable that blows out simultaneously.
The bottom of air-out device 2 is equipped with air-supply line 3, and air-supply line 3 and air-out device 2 be the integrative structure that forms, and the inside of air-supply line 3 is equipped with mouth of pipe 11, and the inside annular wind channel design that adopts of air-out device, compressed air gets into the mould wind channel from the air intake, changes compressed air's flow direction through the wind channel, lets hot-blast even annular follow annular air outlet and flow.
The air inlet pipe 3 is connected through the inserted mode in heating pipe 1 top, and threaded connection sealing member 4 is passed through to the outside of heating pipe 1, and the temperature of heating pipe is directly taken out through the heating ring by compressed air, compares the heating rod and carries out heat-conducting mode to the metal, and the time that preheats the intensification is still less.
The bottom of the air outlet device 2 is provided with an air inlet 8, the air inlet 8 is positioned below the guide plate 7, and the air inlet is communicated with the annular groove, so that the air flow is guided conveniently.
The air outlet device 2 is internally provided with the heat insulation grooves 10, the heat insulation grooves 10 are evenly distributed, and the heat insulation performance of air flow in the annular groove is improved.
The opening 11 of the air inlet pipe 3 is positioned below the air inlet 8.
Air-out device 2 is made by the brass material, and the brass material heat conductivity is better.
The outside of the air outlet device 2 is provided with a nickel plating coating, so that the heat preservation performance of the mould is better.
The guide plate 7 is U-shaped, and the guide plate 7 is the symmetric distribution form, and the guide plate of symmetry formula not only provides the inlet air passageway of air intake, but also can carry out the symmetry to the air current and lead.
The air outlet device 2 is connected with a cover plate 13 through a fastener, the cover plate 13 is positioned at the top of the annular pipe 6, and the cover plate is in a plane sealing type, so that air flow in the annular groove can be blocked by the cover plate to guide air to enter and exit the air inlet.
The working principle is as follows: when the device is used, heat is brought out by compressed air directly passing through the high-temperature heating ring, and hot air is uniformly blown out from the air outlet of the middle annular dense hole through the designed annular air duct. The air inlet is designed into an annular dense hole, so that the direction of air in the dense hole is changed, the impact force of the outlet air on a product is reduced, meanwhile, the compressed air can be blown out in an annular shape uniformly outside the product, the compressed air directly carries the heat out through a high-temperature heating ring, hot air is uniformly blown out through an annular groove and an air outlet of a middle annular pipe, the direction of the air in the dense hole is changed, the impact force of the outlet air on the product is reduced, meanwhile, the compressed air can be blown out in an annular shape uniformly outside the product, the temperature of a hot ring is directly brought out through a heating pipe by the compressed air, and compared with a mode that a heating rod carries out heat conduction on metal, the preheating and temperature rising time is shorter; the heat is brought out by compressed air through the heating pipe, so that the preheating process is faster, the temperature change of the die caused by the moving process of the die is almost avoided, and the production cycle of single-piece operation is improved; the wind channel changes the flow direction of the compressed air, and the hot air flows out from the annular air outlet uniformly.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.
Claims (10)
1. An air duct type annular heating mould for a medical catheter is characterized in that: including heating pipe (1), air-out device (2), air-supply line (3) and air intake (8), heating pipe (1) is located the inside of air-out device (2), the one end that air-out device (2) were kept away from in heating pipe (1) is equipped with connecting piece (5), the inside of air-out device (2) is equipped with annular tube (6), the below of annular tube (6) is equipped with guide plate (7), form annular groove (9) between annular tube (6) and guide plate (7).
2. The air channel annular heating die for medical catheters as claimed in claim 1, wherein: the air outlet device is characterized in that an air inlet pipe (3) is arranged at the bottom of the air outlet device (2), the air inlet pipe (3) and the air outlet device (2) are of an integrally formed structure, and a pipe orifice (11) is arranged inside the air inlet pipe (3).
3. The air channel annular heating die for medical catheters as claimed in claim 1, wherein: the top end of the heating pipe (1) is connected with the air inlet pipe (3) in an inserting mode, and the outside of the heating pipe (1) is connected with the sealing element (4) through threads.
4. The air channel annular heating die for medical catheters as claimed in claim 1, wherein: the bottom of the air outlet device (2) is provided with an air inlet (8), and the air inlet (8) is positioned below the guide plate (7).
5. The air channel annular heating die for medical catheters as claimed in claim 1, wherein: the air outlet device (2) is internally provided with heat insulation grooves (10), and the heat insulation grooves (10) are evenly distributed.
6. The air channel annular heating die for medical catheters as claimed in claim 1, wherein: and a pipe orifice (11) inside the air inlet pipe (3) is positioned below the air inlet (8).
7. The air channel annular heating die for medical catheters as claimed in claim 1, wherein: the air outlet device (2) is made of brass.
8. The air channel annular heating die for medical catheters as claimed in claim 1, wherein: and a nickel plating coating is arranged outside the air outlet device (2).
9. The air channel annular heating die for medical catheters as claimed in claim 1, wherein: the guide plates (7) are U-shaped, and the guide plates (7) are symmetrically distributed.
10. The air channel annular heating die for medical catheters as claimed in claim 1, wherein: the air outlet device (2) is connected with a cover plate (13) through a fastener, and the cover plate (13) is located at the top of the annular pipe (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122265023.3U CN216152836U (en) | 2021-09-17 | 2021-09-17 | Air duct type annular heating mould for medical catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122265023.3U CN216152836U (en) | 2021-09-17 | 2021-09-17 | Air duct type annular heating mould for medical catheter |
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| Publication Number | Publication Date |
|---|---|
| CN216152836U true CN216152836U (en) | 2022-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122265023.3U Active CN216152836U (en) | 2021-09-17 | 2021-09-17 | Air duct type annular heating mould for medical catheter |
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| CN (1) | CN216152836U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120696391A (en) * | 2025-08-19 | 2025-09-26 | 益阳仪纬科技有限公司 | A cooling device for integrated die-casting molds of new energy vehicle parts |
-
2021
- 2021-09-17 CN CN202122265023.3U patent/CN216152836U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120696391A (en) * | 2025-08-19 | 2025-09-26 | 益阳仪纬科技有限公司 | A cooling device for integrated die-casting molds of new energy vehicle parts |
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Effective date of registration: 20230728 Address after: 200120 East side of 3rd floor, Building 9, No. 356 Zhengbo Road, Lingang New Area, China (Shanghai) Free Trade Pilot Zone, Pudong New Area, Shanghai Patentee after: Shanghai Haofeng Medical Technology Co.,Ltd. Address before: 200120 second floor, building 9, No. 356, ZHENGBO Road, Lingang xinpian District, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai Patentee before: Shanghai chongzhan Intelligent Technology Co.,Ltd. |