Heating ring with heat preservation structure

Abstract

The utility model provides a heating ring with a heat preservation structure, which comprises a first shell, a second shell and a heat preservation structure, the first shell and the second shell can be spliced into a heating ring used for being sleeved outside a to-be-heated part of an injection molding machine, the inner wall surface of the first shell is fixedly connected with a heating layer, and the inner wall surface of the second shell is fixedly connected with a heat preservation layer. The interior of the first shell is fixedly connected with a mobile power supply; the heat preservation structure comprises a first hollow cavity and a heat insulation layer. According to the heating ring with the heat preservation structure, in the heating use process, heat preservation is conducted for the first time in the heating process through the first hollow cavity and the asbestos filler, heat preservation is conducted for the second time in the heating process through the second hollow cavity and the polymer foaming filler, and through secondary heat preservation, temperature loss is well reduced; and through the arrangement of a heat insulation layer, an aerogel heat insulation cotton layer and a heat insulation nano coating, the heat insulation effect of the inner wall of the first shell is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of heating rings for injection molding machines, and in particular relates to a heating ring with a heat preservation structure. Background Art

[0002] The injection molding machines currently on the market use a heating tube to heat and melt the plastic raw materials before injection molding. The existing heating method is: the charging slot heating ring wrapped around the heating tube is energized and heated, and the heat is transferred to the heating tube, causing the heating tube to heat up, thereby melting the plastic material.

[0003] The existing patent technology CN216885091U discloses an energy-saving heating coil for an injection molding machine. This technical solution ensures that the energy-saving heating coil can be fully charged at any time by sequentially arranging a mobile power supply and a heat insulation layer along the inner center direction of the first shell. The heat insulation layer can ensure that the mobile power supply is not affected by high temperature and can be used normally. However, during use, it does not have a heat preservation structure, and heat is easily lost quickly, thereby reducing the melting efficiency of the plastic material. Utility Model Content

[0004] The utility model provides a heating ring with a heat preservation structure, aiming to solve the problem that in the process of use, the heat is easily lost quickly due to the lack of heat preservation structure, thereby reducing the melting efficiency of plastic materials.

[0005] The utility model is implemented as follows: a heating ring with a heat preservation structure comprises a first shell, a second shell and a heat preservation structure, wherein the first shell and the second shell can be spliced ​​into a heating ring for sleeved on the outside of a part to be heated of an injection molding machine, a heating layer is fixedly connected to the inner wall surface of the first shell, and a mobile power source is fixedly connected to the interior of the first shell;

[0006] The thermal insulation structure includes a first hollow cavity and an insulation layer, the insulation layer is fixedly connected to the inner wall surface of the first shell, the inner wall surface of the insulation layer is fixedly connected with an aerogel insulation cotton layer, the inner wall surface of the aerogel insulation cotton layer is fixedly connected with an insulation nano coating, the first hollow cavity is opened inside the second shell, the inner cavity of the first hollow cavity is filled with asbestos filler, the interior of the second shell is opened with a second hollow cavity located outside the first hollow cavity, and the interior of the second hollow cavity is filled with a polymer foam filler.

[0007] Preferably, both end surfaces of the first shell are vertically fixedly connected with clamping ribs, and both end surfaces of the second shell are vertically provided with clamping rib grooves matched with the clamping ribs.

[0008] Preferably, a first conductive member electrically connected to the mobile power source is fixedly connected to the surface of the clamping rib, and a second conductive member matched with the first conductive member is provided on the inner wall surface of the clamping rib groove.

[0009] Preferably, a charging slot is provided on the rear side of the first shell, and a USB charging port is provided on the charging slot.

[0010] Preferably, a protective cover adapted to the charging slot is rotatably connected to the rear side surface of the first shell, and a pull ring is fixedly connected to the surface of the protective cover.

[0011] Preferably, a first magnetic block is fixedly connected to the surface of the protective cover, and a second magnetic block attracted to the first magnetic block is fixedly connected to the rear side of the first shell.

[0012] Preferably, the heating layer is composed of a plurality of heating rods, and the heating rods are composed of a quartz tube and a heating wire inside the quartz tube. Beneficial Effects

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model has a heating ring with a heat preservation structure, after the clamping rib is embedded in the inside of the clamping rib groove, the first shell and the second shell are spliced ​​together to form a cylinder sleeved on the heating part of the injection molding machine, after the first shell and the second shell are spliced ​​together, the first conductive member and the second conductive member are in contact with each other, the mobile power supply provides power for the heating layer to work, and then the heating layer starts to work, and heats the heating part of the injection molding machine, and during the heating process, the first hollow cavity and the asbestos filler are used for the first time to keep warm during the heating process, and the second hollow cavity and the polymer foam filler are used for heating. A second heat preservation is performed during the process. Through the secondary heat preservation, the temperature loss is reduced to a good extent, thereby improving the melting efficiency of the plastic material. In addition, by providing a heat insulation layer, an aerogel heat insulation cotton layer and a heat insulation nano-coating, the heat insulation effect of the inner wall of the first shell is improved, thereby reducing the influence of heat on the mobile power supply and extending the service life of the mobile power supply. When the USB charging port is not in use, the protective cover can be used to cover the outer cover of the charging slot on the outside of the charging slot to seal the USB charging port, thereby preventing dust from entering the USB charging port when not in use, avoiding disconnection due to dust, and improving the stability of the device during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of a top view and cross-section structure of the utility model;

[0015] Figure 2 For this utility model Figure 1 A partial enlarged view of the middle part;

[0016] Figure 3It is a structural schematic diagram of the first shell and the protective cover in the utility model.

[0017] In the figure: 1. first shell; 2. second shell; 3. heating layer; 4. first hollow cavity; 5. asbestos filler; 6. second hollow cavity; 7. polymer foam filler; 8. mobile power supply; 9. thermal insulation layer; 10. aerogel thermal insulation cotton layer; 11. pull ring; 12. thermal insulation nano coating; 13. snap-fit ​​ribs; 14. snap-fit ​​rib grooves; 15. first conductive member; 16. second conductive member; 17. charging slot; 18. USB charging port; 19. protective cover; 20. first magnetic block; 21. second magnetic block. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0019] See also Figure 1-3 The utility model provides a technical solution: a heating ring with a heat preservation structure, comprising a first shell 1, a second shell 2 and a heat preservation structure, the first shell 1 and the second shell 2 can be spliced ​​into a heating ring for sleeved on the outside of the heated part of the injection molding machine, the inner wall surface of the first shell 1 is fixedly connected with a heating layer 3, and the interior of the first shell 1 is fixedly connected with a mobile power supply 8.

[0020] The thermal insulation structure includes a first hollow cavity 4 and an insulation layer 9, the insulation layer 9 is fixedly connected to the inner wall surface of the first shell 1, the inner wall surface of the insulation layer 9 is fixedly connected to an aerogel insulation cotton layer 10, the inner wall surface of the aerogel insulation cotton layer 10 is fixedly connected to an insulation nano coating 12, and the first hollow cavity 4 is opened inside the second shell 2.

[0021] The inner cavity of the first hollow cavity 4 is filled with asbestos filler 5 , and the interior of the second shell 2 is provided with a second hollow cavity 6 located outside the first hollow cavity 4 , and the interior of the second hollow cavity 6 is filled with polymer foam filler 7 .

[0022] Both end surfaces of the first shell 1 are vertically fixedly connected with clamping ribs 13 , and both end surfaces of the second shell 2 are vertically provided with clamping rib grooves 14 matched with the clamping ribs 13 .

[0023] The surface of the clamping rib 13 is fixedly connected with a first conductive member 15 electrically connected to the mobile power source 8, and the inner wall surface of the clamping rib groove 14 is provided with a second conductive member 16 adapted to the first conductive member 15.

[0024] After the snap-in rib 13 is embedded in the snap-in rib groove 14, the first shell 1 and the second shell 2 are spliced ​​together to form a cylindrical sleeve on the part to be heated of the injection molding machine. After the first shell 1 and the second shell 2 are spliced ​​together, the first conductive member 15 and the second conductive member 16 are in contact with each other, and the mobile power supply 8 provides power for the heating layer 3 to work, thereby making the heating layer 3 start working and heat the part to be heated of the injection molding machine.

[0025] During the heating process, the first hollow cavity 4 and the asbestos filler 5 perform the first insulation during the heating process, and the second hollow cavity 6 and the polymer foam filler 7 perform the second insulation during the heating process. Through the secondary insulation, the temperature loss is better reduced, thereby improving the melting efficiency of the plastic material.

[0026] The heat insulating layer 9 , the aerogel heat insulating cotton layer 10 and the heat insulating nano coating 12 improve the heat insulating effect of the inner wall of the first shell 1 , thereby reducing the influence of heat on the mobile power supply 8 and extending the service life of the mobile power supply 8 .

[0027] Furthermore, a charging slot 17 is provided on the rear side of the first shell 1 , and a USB charging port 18 is provided on the charging slot 17 .

[0028] In this embodiment, the USB charging port 18 is electrically connected to the mobile power source 8 , and the USB charging port 18 is convenient for replenishing power to the mobile power source 8 .

[0029] Furthermore, a protective cover 19 adapted to the charging slot 17 is rotatably connected to the rear side surface of the first shell 1 , and a pull ring 11 is fixedly connected to the surface of the protective cover 19 .

[0030] In this embodiment, when the USB charging port 18 is not in use, the protective cover 19 can be used to cover the charging slot 17 on the outside of the charging slot 17 to block the USB charging port 18, thereby preventing dust from entering the USB charging port 18 when not in use, avoiding disconnection due to dust, and improving the stability of the device during use.

[0031] Furthermore, a first magnetic block 20 is fixedly connected to the surface of the protective cover 19 , and a second magnetic block 21 attracted to the first magnetic block 20 is fixedly connected to the rear side surface of the first shell 1 .

[0032] In this embodiment, when the protective cover 19 covers the outside of the charging slot 17, it drives the first magnetic block 20 to move to the corresponding position of the second magnetic block 21. The first magnetic block 20 and the second magnetic block 21 contact and attract each other, thereby fixing the state of the protective cover 19 when it is covering the outside of the charging slot 17.

[0033] Furthermore, the heating layer 3 is composed of a plurality of heating rods, and the heating rods are composed of a quartz tube and a heating wire inside the quartz tube.

[0034] The working principle and use process of the utility model: after the utility model is installed, after the snap-in rib 13 is embedded in the inside of the snap-in rib groove 14, the first shell 1 and the second shell 2 are spliced ​​together to form a cylindrical sleeve on the heating part of the injection molding machine. After the first shell 1 and the second shell 2 are spliced ​​together, the first conductive member 15 and the second conductive member 16 are in contact with each other, and the mobile power supply 8 provides power for the heating layer 3 to work, thereby starting the heating layer 3 to heat the heating part of the injection molding machine. During the heating process, the first hollow cavity 4 and the asbestos filler 5 perform the first insulation during the heating process, and the second hollow cavity 6 and the polymer foam filler 7 perform the second insulation during the heating process. Through the secondary insulation, the temperature loss is better reduced, thereby improving the melting efficiency of the plastic material, and by providing the insulation layer 9, the aerogel insulation cotton layer 10 and the insulation nano coating 12, the insulation effect of the inner wall of the first shell 1 is improved, thereby reducing the influence of heat on the mobile power supply 8 and extending the service life of the mobile power supply 8.

[0035] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A heating coil with a heat preservation structure, characterized in that: The device comprises a first shell (1), a second shell (2) and a heat-insulating structure, wherein the first shell (1) and the second shell (2) can be spliced ​​into a heating ring for sleeved on the outside of a part to be heated of an injection molding machine, a heating layer (3) is fixedly connected to the inner wall surface of the first shell (1), and a mobile power source (8) is fixedly connected to the interior of the first shell (1); The thermal insulation structure comprises a first hollow cavity (4) and a thermal insulation layer (9); the thermal insulation layer (9) is fixedly connected to the inner wall surface of the first shell (1); the inner wall surface of the thermal insulation layer (9) is fixedly connected to an aerogel thermal insulation cotton layer (10); the inner wall surface of the aerogel thermal insulation cotton layer (10) is fixedly connected to a thermal insulation nano coating (12); the first hollow cavity (4) is opened inside the second shell (2); the inner cavity of the first hollow cavity (4) is filled with an asbestos filler (5); the second shell (2) is provided with a second hollow cavity (6) located outside the first hollow cavity (4); the interior of the second hollow cavity (6) is filled with a polymer foam filler (7).

2. A heating coil with a heat preservation structure as claimed in claim 1, characterized in that: Both end surfaces of the first shell (1) are vertically fixedly connected with clamping ribs (13), and both end surfaces of the second shell (2) are vertically provided with clamping rib grooves (14) adapted to the clamping ribs (13).

3. A heating coil with a heat preservation structure as claimed in claim 2, characterized in that: A first conductive member (15) electrically connected to the mobile power source (8) is fixedly connected to the surface of the clamping rib (13), and a second conductive member (16) adapted to the first conductive member (15) is provided on the inner wall surface of the clamping rib groove (14).

4. The heating coil with a heat preservation structure according to claim 1, characterized in that: A charging slot (17) is provided on the rear side of the first shell (1), and a USB charging port (18) is provided on the charging slot (17).

5. A heating coil with a heat preservation structure as claimed in claim 4, characterized in that: A protective cover (19) adapted to the charging slot (17) is rotatably connected to the rear side of the first shell (1), and a pull ring (11) is fixedly connected to the surface of the protective cover (19).

6. A heating coil with a heat preservation structure as claimed in claim 5, characterized in that: A first magnetic block (20) is fixedly connected to the surface of the protective cover (19), and a second magnetic block (21) attracted to the first magnetic block (20) is fixedly connected to the rear side of the first shell (1).

7. The heating coil with heat preservation structure as claimed in claim 1, characterized in that: The heating layer (3) is composed of a plurality of heating rods, and the heating rods are composed of a quartz tube and a heating wire inside the quartz tube.

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