CN217863160U

CN217863160U - PI heating film for 3D printer heating bed

Info

Publication number: CN217863160U
Application number: CN202221213871.8U
Authority: CN
Inventors: 谢新锋; 朱云雯; 薛燕; 张骁威
Original assignee: Wuxi Tianbo Electric Appliance Manufacturing Co ltd
Current assignee: Wuxi Tianbo Electric Appliance Manufacturing Co ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-11-22
Anticipated expiration: 2032-05-20

Abstract

The utility model discloses a PI heating film for a 3D printer heating bed, which comprises a heating film body; the top of the heating film body is provided with a protection mechanism, the bottom of the heating film body is provided with a reinforcing mechanism, and the periphery of the heating film body is provided with a heat preservation mechanism; the utility model discloses a bottom at the heating film body is provided with strengthening mechanism, cooperation through ribbon and elastic layer is used, the performance is dragged in the stretching resistance that can improve the heating film body, the condition that damages appears when avoiding the surface of heating film body to suffer from outside external force and dragging and extrude, thereby improve the life of heating film body, through the wearing layer, the cooperation of waterproof layer and ceramic membrane is used, not only can make the heater strip circular telegram to generate heat the back and derive the heat, and can evenly concentrate on the surface of heating film body and generate heat and can improve the wearability and the waterproof nature on heating film body surface, thereby improve the life of device, avoid the condition of short circuit, reduce the risk that has the potential safety hazard.

Description

PI heating film for 3D printer heating bed

Technical Field

The utility model relates to a heat membrane technical field, specifically be a 3D printer heating PI heating film for bed.

Background

PI adds the hot-water bag and is a heating product, and is extremely soft, adopt PI membrane after the improvement, the heat conductivility is better, can customize according to the design requirement, can satisfy different heating power requirement and heating temperature requirement at different area positions, realize the temperature distribution on the heating surface, through the retrieval, the utility model of "a PI adds the hot-water bag" of application number "CN 213991061U", become the winding of M form in the inside of zone of heating including the copper wire, both sides all are equipped with the graphite alkene rete about the outside of zone of heating, though can make like this to be heated more evenly, however, in the in-process that uses, still have following shortcoming, if:

because the PI heating films are formed by gluing and combining multiple films, the tensile property and the elasticity of the PI heating films are poor, and in the transportation process, if the PI heating films are pulled or extruded, the surface of the PI heating film generates indentation to damage the PI heating films, so that the service life of the PI heating films is shortened.

Because PI adds the hotting mask in the in-process that uses, the surface that PI adds the hotting mask is rubbed to the external object, can make the condition that the wearing and tearing can appear in the surface of PI adds the hotting mask, and the inside of PI adds the hotting mask does not have waterproof construction simultaneously, causes the PI to add the hotting mask when using, if the surface meets when meeting water, can appear the condition of short circuit to there is certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a 3D printer heating PI heating film for bed to solve the problem that proposes in the above-mentioned background art.

The utility model provides a following technical scheme: a PI heating film for a 3D printer heating bed comprises a heating film body; the top of the heating film body is provided with a protection mechanism, the bottom of the heating film body is provided with a reinforcing mechanism, and the periphery of the heating film body is provided with a heat preservation mechanism;

the reinforcing mechanism comprises an installation cavity, fiber strips and elastic layers, two groups of fiber strips are arranged in the inner cavity of the installation cavity in a staggered mode, and the elastic layers are arranged at the upper end and the lower end of the installation cavity;

the protection mechanism is including wearing layer, waterproof layer and ceramic membrane, the setting of wearing layer is on the surface at heating membrane body top, and the bottom of wearing layer is provided with the waterproof layer, and the below of waterproof layer is provided with ceramic membrane.

Preferably, the heat preservation mechanism includes antifriction layer, insulating layer and heat preservation, the inboard on antifriction layer is provided with the insulating layer, and the inboard of insulating layer is provided with the heat preservation.

Preferably, a second graphene layer is arranged below the ceramic membrane, and a first graphene layer is arranged below the second graphene layer.

Preferably, a PI membrane body is arranged below the first graphene layer, and a mounting groove is formed in the PI membrane body.

Preferably, the mounting groove is of a snake-shaped structure, and clamping blocks are arranged on two sides of the mounting groove.

Preferably, an elastic layer is arranged below the PI film body, and a waterproof film is arranged below the elastic layer.

Preferably, a bottom film is arranged below the waterproof film, and salient points are arranged on the surface of the bottom film at equal intervals.

Preferably, a heating wire is installed inside the installation groove, and the shape of the heating wire is matched with that of the installation groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a bottom at the heating film body is provided with strengthening mechanism, uses through the cooperation of ribbon and elastic layer, can improve the tensile performance of dragging of heating film body, and the condition that appears damaging when avoiding the surface of heating film body to suffer from outside external force to drag and extrude to improve the life of heating film body.

2. The utility model discloses a top at the heating film body is provided with protection machanism, uses through the cooperation of wearing layer, waterproof layer and ceramic membrane, not only can make the heater strip circular telegram derive the heat after generating heat, can evenly concentrate on the surface of heating film body in addition and generate heat and can improve the wearability and the waterproof nature on heating film body surface to improve the life of device, avoid appearing the condition of short circuit, reduce the risk that has the potential safety hazard.

Drawings

Fig. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic front sectional view of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 1 of the present invention;

fig. 4 is an enlarged schematic structural diagram of the position B in fig. 1 of the present invention.

In the figure: 1. heating the membrane body; 2. a heat preservation mechanism; 201. an anti-friction layer; 202. a thermal insulation layer; 203. a heat-insulating layer; 3. a PI film body; 4. mounting grooves; 401. a clamping block; 5. heating wires; 6. a protection mechanism; 601. a wear resistant layer; 602. a waterproof layer; 603. a ceramic membrane; 7. a reinforcing mechanism; 701. a mounting cavity; 702. fiber strips; 703. an elastic layer; 8. a first graphene layer; 9. a second graphene layer; 10. a water-resistant film; 11. a base film.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; 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 invention can be understood in specific cases to those skilled in the art.

The technical solution of the present invention will be further described in detail with reference to the drawings and specific embodiments.

The first embodiment is as follows:

the application provides a PI heating film for a 3D printer heating bed, which comprises a heating film body 1; the top of the heating film body 1 is provided with a protection mechanism 6, the bottom of the heating film body 1 is provided with a reinforcing mechanism 7, and the periphery of the heating film body 1 is provided with a heat preservation mechanism 2;

the reinforcing mechanism 7 comprises a mounting cavity 701, fiber strips 702 and elastic layers 703, two groups of fiber strips 702 are arranged in the inner cavity of the mounting cavity 701 in a staggered mode, and the elastic layers 703 are arranged at the upper end and the lower end of the mounting cavity 701;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when the device is in use, the heating film body 1 can be arranged in a staggered manner through the threads of the two sets of fiber strips 702 inside the installation cavity 701, so that the ductility of the heating film body 1 can be improved, the elasticity of the upper side and the lower side of the heating film body 1 can be improved through the elastic layer 703 arranged outside the fiber strips 702, the anti-tensile property of the heating film body 1 can be improved through the cooperation of the fiber strips 702 and the elastic layer 703, and the damage caused when the surface of the heating film body 1 is pulled and extruded by external force can be avoided, so that the service life of the heating film body 1 can be prolonged.

Further, the heat insulation mechanism 2 comprises an anti-friction layer 201, a heat insulation layer 202 and a heat insulation layer 203, the heat insulation layer 202 is arranged on the inner side of the anti-friction layer 201, and the heat insulation layer 203 is arranged on the inner side of the heat insulation layer 202;

specifically, as shown in fig. 1 and fig. 2, when heating the article on heating film body 1 surface, can keep warm and insulate heat around heating film body 1 through insulating layer 202 and the heat preservation 203 of heating film body 1 avris, the cooperation of insulating layer 202 and heat preservation 203 through use is used for improving the heat preservation effect of device, and then avoid outwards running off around heating film body 1 at the in-process heat of the article heating to the top, the heat that makes heater strip 5 give out can concentrate to the top heat conduction, and then can guarantee that the heat that heater strip 5 gave out can obtain effective utilization, thereby can avoid the waste of resource.

Further, a second graphene layer 9 is arranged below the ceramic film 603, a first graphene layer 8 is arranged below the second graphene layer 9, an elastic layer 703 is arranged below the PI film body 3, a waterproof film 10 is arranged below the elastic layer 703, a bottom film 11 is arranged below the waterproof film 10, and salient points are arranged on the surface of the bottom film 11 at equal intervals;

specifically, as shown in fig. 1 and fig. 2, when the device is in the use process, can place basement membrane 11 bottom heating membrane body 1 on the surface of platform, because the bump that 11 bottoms of basement membrane equidistant set up, can increase the frictional force on heating membrane body 1 and the platform surface, can remain stable when making heating membrane body 1 place on the platform, when the heater strip 5 to heating membrane body 1 inside circular telegram generate heat, can be through first graphite alkene layer 8 and second graphite alkene layer 9, can be with the heat that heater strip 5 sent to heat membrane body 1 carry out heat conduction on the surface fast.

Further, a PI film body 3 is arranged below the first graphene layer 8, an installation groove 4 is formed in the PI film body 3, the installation groove 4 is of a snake-shaped structure, clamping blocks 401 are arranged on two sides of the installation groove 4, a heating wire 5 is arranged in the installation groove 4, and the shape of the heating wire 5 is matched with that of the installation groove 4;

specifically, as shown in fig. 1 and 2, when heating the article placed on the surface of the heating film body 1, the heating wire 5 can be powered on through an external controller, when the heating wire 5 is powered on, electric energy can be converted into heat energy, the material on the surface of the heating film body 1 is heated, because the heating wire 5 is in an S-shaped structure, the surface of the heating film body 1 can be uniformly heated, the object on the surface of the heating film body 1 can be uniformly heated, and meanwhile, the mounting groove 4 and the fixture block 401 are matched for use, so that the heating wire 5 can be conveniently fixed inside the PI film body 3.

The utility model discloses be different from the first embodiment, the utility model also provides an embodiment two, a process for solve above-mentioned because PI adds the hotting mask in the use, outside object can rub PI adds the hotting mask's surface, can make PI add the hotting mask's surface the condition of wearing and tearing appear, PI adds the hotting mask's inside does not have waterproof construction simultaneously, cause PI adds the hotting mask when using, if the surface meets when water, the condition of short circuit can appear, thereby there is the problem of certain potential safety hazard, the application discloses a 3D printer adds hotting mask for bed PI, protection machanism 6 is including wearing layer 601, waterproof layer 602 and ceramic membrane 603, the setting of wearing layer 601 is on the surface at heating membrane body 1 top, the bottom of wearing layer 601 is provided with waterproof layer 602, the below of waterproof layer 602 is provided with ceramic membrane 603;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when the device is used, the personnel will heat the surface that membrane body 1 placed the platform, then will need the material of heating to place the top of wearing layer 601, because wearing layer 601 material is high energy ion infusion tungsten carbide, strengthen the wearability of heating membrane body 1, can protect PI membrane body 3 and heater strip 5 inside heating membrane body 1, the material of waterproof layer 602 is polyurethane simultaneously, improve heating membrane body 1 waterproof nature, when there is water spot on the surface of heating membrane body 1, can effectively avoid water spot infiltration to the inside of heating membrane body 1, cause the damage to heating membrane body 1 inside heater strip 5, the setting of ceramic membrane 603 simultaneously, can make the heat that derives after 5 circular telegram generates heat can evenly concentrate on the surface of heating membrane body 1 and generate heat, through wearing layer 601, the cooperation of waterproof layer 602 and ceramic membrane 603 is used, can improve the wearability and the waterproof nature of heating membrane body 1 surface, thereby improve the life of device, avoid the condition of short circuit, reduce the risk that has the potential safety hazard.

The working principle is as follows: when the device uses, place the basement membrane 11 of heating membrane body 1 bottom on the surface of platform, then when placing the top of heating membrane body 1 with the article that need heat, energize heater strip 5 through external controller, can change the electric energy into heat energy when heater strip 5 is energized, heat material on the heating membrane body 1 surface, in the in-process of heating, can use through the wearing layer 601 on heating membrane body 1 surface, the cooperation of waterproof layer 602 and ceramic membrane 603, can improve the wearability and the waterproof nature on heating membrane body 1 surface, simultaneously because the cooperation of installation cavity 701 and the elastic layer 703 of the inside setting in bottom of heating membrane body 1 is used, can improve the tensile performance of heating membrane body 1, avoid the surface of heating membrane body 1 to suffer from the condition that appears damaging when external force pulls and extrudees.

Finally, it is to be noted that: although the present invention has been described in detail with reference to the embodiments, those skilled in the art will understand that the technical solutions of the present invention can be modified and replaced with other solutions without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. A PI heating film for a 3D printer heating bed comprises a heating film body (1); the method is characterized in that: the top of the heating film body (1) is provided with a protection mechanism (6), the bottom of the heating film body (1) is provided with a reinforcing mechanism (7), and the periphery of the heating film body (1) is provided with a heat preservation mechanism (2);

the reinforcing mechanism (7) comprises a mounting cavity (701), fiber strips (702) and elastic layers (703), two groups of fiber strips (702) are arranged in the inner cavity of the mounting cavity (701) in a staggered mode, and the elastic layers (703) are arranged at the upper end and the lower end of the mounting cavity (701);

the protection mechanism (6) comprises a wear-resistant layer (601), a waterproof layer (602) and a ceramic membrane (603), wherein the wear-resistant layer (601) is arranged on the surface of the top of the heating membrane body (1), the waterproof layer (602) is arranged at the bottom of the wear-resistant layer (601), and the ceramic membrane (603) is arranged below the waterproof layer (602).

2. The PI heating film for the 3D printer heating bed according to claim 1, wherein: the heat insulation mechanism (2) comprises an anti-friction layer (201), a heat insulation layer (202) and a heat insulation layer (203), wherein the heat insulation layer (202) is arranged on the inner side of the anti-friction layer (201), and the heat insulation layer (203) is arranged on the inner side of the heat insulation layer (202).

3. The PI heating film for the 3D printer heating bed according to claim 1, wherein: a second graphene layer (9) is arranged below the ceramic membrane (603), and a first graphene layer (8) is arranged below the second graphene layer (9).

4. The PI heating film for a 3D printer heating bed according to claim 3, wherein: the lower part of the first graphene layer (8) is provided with a PI film body (3), and a mounting groove (4) is formed in the PI film body (3).

5. The PI heating film for a 3D printer heating bed according to claim 4, wherein: the structure snake-shaped structure of mounting groove (4), the both sides of mounting groove (4) are provided with fixture block (401).

6. The PI heating film for the 3D printer heating bed according to claim 4, wherein: an elastic layer (703) is arranged below the PI film body (3), and a waterproof film (10) is arranged below the elastic layer (703).

7. The PI heating film for the 3D printer heating bed according to claim 6, wherein: a bottom film (11) is arranged below the waterproof film (10), and salient points are arranged on the surface of the bottom film (11) at equal intervals.

8. The PI heating film for the 3D printer heating bed according to claim 6, wherein: the inside mounting of mounting groove (4) has heater strip (5), and the shape of heater strip (5) and the shape phase-match of mounting groove (4).