Snow melting pad structure

Abstract

A snow melting pad structure comprises a pad body, an electric heating body is arranged in the pad body, a protrusion extending downwards is arranged on the lower end face of the pad body, the electric heating body is a graphene electric heating film, and the graphene electric heating film comprises a first insulating layer and a second insulating layer which are arranged up and down. The graphene conducting layer is clamped between the first insulating layer and the second insulating layer, the first copper foil layer and the second copper foil layer serve as electrodes, and the first copper foil layer and the second copper foil layer are oppositely arranged and electrically connected with the graphene conducting layer. Limiting holes corresponding to the cross sections of the protrusions are formed in the area where the graphene conducting layer is located, and the graphene electric heating film is arranged on the protrusions in a penetrating and sleeving mode through the limiting holes and tightly attached to the lower end face of the pad body. The lower end face of the pad body is further provided with a convex edge extending downwards, and the convex edge is annular and located on the outer side. The utility model has the characteristics of safety, reliability and comfortable foot feeling.

Description

TECHNICAL FIELD

[0001] The utility model relates to a snow-melting mat structure. BACKGROUND

[0002] A snow-melting mat is disclosed in Chinese patent document No. CN 218562214U published on March 3, 2023, which comprises a first cushion, a second cushion, a heating element arranged on the second cushion and located between the first cushion and the second cushion, and an anti-skid layer arranged on the side of the first cushion away from the second cushion. A waterproof glue layer is coated on the outer surface of the anti-skid layer. This snow-melting mat is a flat mat, which does not have the effect of elastic buffering when stepped on, resulting in poor foot feeling. Moreover, the surface of the snow-melting mat in contact with the ground is flat, which is not conducive to generating friction with the ground, resulting in a lack of anti-skid property, and further improvement is needed. SUMMARY

[0003] The utility model aims at providing a safe and reliable snow-melting mat structure to overcome the shortcomings in the prior art.

[0004] A snow-melting mat structure designed for this purpose comprises a mat body, and an electric heating body is built in the mat body. The structural feature is that a downwardly extending protrusion is arranged on the lower end surface of the mat body. The electric heating body is a graphene electric heating film, which comprises a first insulating layer and a second insulating layer arranged one above the other, and a graphene conductive layer and first and second copper foil layers as electrodes sandwiched between the first and second insulating layers. The first and second copper foil layers are oppositely arranged and electrically connected with the graphene conductive layer, respectively. The area where the graphene conductive layer is located is provided with a limiting hole corresponding to the cross section of the protrusion. The graphene electric heating film is sleeved on the protrusion through the limiting hole and tightly abuts against the lower end surface of the mat body.

[0005] Further, a downwardly extending flange is arranged on the lower end surface of the mat body. The flange is annular and located on the outer side. The protrusion is located on the inner side of the flange. The flange and the mat body jointly enclose an assembly chamber. The graphene electric heating film and the protrusion are located in the assembly chamber.

[0006] Further, a first assembly boss protruding outward is arranged on one side of the flange. A first wire passing groove is arranged on the first assembly boss. A second assembly boss protruding outward is arranged on the opposite side of the flange. A second wire passing groove is arranged on the second assembly boss.

[0007] Further, the protrusions are strip-shaped and uniformly distributed on the lower end surface of the mat body. Alternatively, the protrusions are arranged in a wave shape or a zigzag shape. Alternatively, the protrusions are arranged in a dot matrix shape.

[0008] Further, two adjacent snow-melting mats are respectively provided with magic tapes for bonding on the corresponding convex edges on the left and right sides of the two adjacent snow-melting mats.

[0009] Further, the convex edges are provided with mounting grooves, and the magic tapes are arranged in the mounting grooves.

[0010] Further, a mushroom-shaped plug is arranged on the convex edge on the right side, and a socket is arranged on the convex edge on the left side, and the mushroom-shaped plug is inserted into the socket.

[0011] Further, the mushroom-shaped plug comprises a connecting column connected to the convex edge at one end, and a deformed limiting end head is arranged at the other end of the connecting column; the diameter of the connecting column is less than or equal to the diameter of the socket, and the diameter of the deformed limiting end head is greater than the diameter of the socket.

[0012] Further, the mat body is provided with an assembly hole, and the assembly hole is located on the outside of the convex edge.

[0013] Further, the upper end surface of the mat body is provided with an assembly groove, and a reflective strip or a fluorescent strip for warning is embedded in the assembly groove.

[0014] The utility model discloses a lower end surface of mat body is provided with the convex that extends downward, the electric heating body is graphene electric heating film, the graphene electric heating film includes first insulating layer and second insulating layer that set up up and down, and the graphene conductive layer and the first copper foil layer and the second copper foil layer as electrode that are clamped between first insulating layer and second insulating layer, the first copper foil layer and the second copper foil layer are opposite and respectively with graphene conductive layer electric connection, the area where graphene conductive layer is located is provided with the limiting hole corresponding with the cross section of the convex, the graphene electric heating film is worn on the convex through the limiting hole and is close to the lower end surface of mat body, and the whole product structure is firm, when working, the heat generated by graphene electric heating film directly conducts to mat body, and the heat conduction efficiency is higher, and the heat loss is small, and when the user walks on the product, the pressure impact of the product also can not influence the connecting property between graphene electric heating film and mat body, and the product can be ensured to be used safely and normally for a long time.

[0015] The utility model discloses a mat body is made of rubber, and the upper end surface of the mat body is provided with anti-skid protrusions, which can buffer the impact from the soles when the user walks, improve the comfort of the foot feeling, and further improve the anti-skid performance of the product through the anti-skid protrusions.

[0016] In summary, the utility model has the characteristics of safety, reliability and comfortable foot feeling. ACCURACY

[0017] Figure 1 It is one of the schematic diagrams of the three-dimensional structure of the first embodiment of the utility model.

[0018] Figure 2 It is the second three-dimensional structure schematic view of the first embodiment of the utility model.

[0019] Figure 3 It is the partial cut structure schematic view of the first embodiment of the utility model.

[0020] Figure 4 It is the partial cut structure schematic view of the two snow-melting mats of the second embodiment of the utility model in splicing state.

[0021] Figure 5 It is the partial cut structure schematic view of the two snow-melting mats of the third embodiment of the utility model in splicing state. Figure 4 It is the enlarged structure schematic view of A in the figure.

[0022] Figure 6 It is the partial cut structure schematic view of the two snow-melting mats of the third embodiment of the utility model in splicing state.

[0023] Figure 7 It is the enlarged structure schematic view of B in the figure. Figure 6

[0024] In the figure: 10 is the mat body, 110 is the anti-skid protrusion, 120 is the assembly hole, 20 is the convex edge, 200 is the installation groove, 210 is the jack, 220 is the first assembly boss, 221 is the first wire passing groove, 230 is the second assembly boss, 231 is the second wire passing groove, 30 is the protrusion, 40 is the magic tape, 50 is the mushroom plug-in, 510 is the connecting column, 520 is the deformation limiting end, 60 is the graphene electric heating film, 601 is the assembly hole, 602 is the air-avoiding groove. DETAILED DESCRIPTION

[0025] The utility model will be further described in connection with the drawings and embodiments.

[0026] First embodiment

[0027] Referring to Figures 1-3 , a snow-melting mat structure includes mat body 10, the mat body 10 is built-in electric heating body, the electric heating body is graphene electric heating film 60, the graphene electric heating film 60 includes first insulating layer and second insulating layer arranged in the upper and lower, and the graphene conductive layer and the first copper foil layer and the second copper foil layer as electrode that are clamped between the first insulating layer and the second insulating layer, the first copper foil layer and the second copper foil layer are oppositely arranged and respectively with graphene conductive layer electric connection, the area where graphene conductive layer is located is provided with the limiting hole 601 corresponding with the cross section of the protrusion 30, the graphene electric heating film 60 is worn on the protrusion 30 through the limiting hole 601 and is close to the lower end surface of the mat body 10.

[0028] ​In the embodiment, the graphene electric heating film 60 is a prior art, and the graphene electric heating film 60 is opened in the area where the graphene conductive layer is located, which does not affect the electric heating performance of the graphene electric heating film 60 and does not cause the electric leakage.

[0029] The upper end surface of the pad body 10 is provided with anti-skid protrusions 110.

[0030] The lower end surface of the pad body 10 is respectively provided with a downwardly extending flange 20 and a protrusion 30, the flange 20 is annular and located at the outer side, the protrusion 30 is located at the inner side of the flange 20, the flange 20 and the pad body 10 jointly enclose an assembly chamber, and the graphene electric heating film 60 and the protrusion 30 are located in the assembly chamber.

[0031] One side of the flange 20 is provided with a first assembly boss 220 protruding outward, the first assembly boss 220 is provided with a first wire passing groove 221, and the opposite side of the flange 20 is provided with a second assembly boss 230 protruding outward, and the second assembly boss 230 is provided with a second wire passing groove 231.

[0032] In the embodiment, during installation, the first wire passing groove 221 and the second wire passing groove 231 are used for wiring between the pad body 10 itself and other pad bodies adjacent to the pad body 10.

[0033] In the embodiment, the protrusions 30 are strip-shaped and are uniformly distributed on the lower end surface of the pad body 10. Alternatively, the protrusions 30 are arranged in a wave shape or a zigzag shape. Alternatively, the protrusions 30 are arranged in a dot matrix shape.

[0034] In the embodiment, the wave shape or the zigzag shape can better support the pad body and increase the contact area with the ground.

[0035] In the embodiment, the pad body 10 can be made of rubber, metal or plastic. Preferably, the pad body 10 can be made of rubber or plastic.

[0036] The upper end surface of the pad body is provided with anti-skid protrusions.

[0037] After the graphene electric heating film 60 is installed in the assembly chamber, the remaining space in the assembly chamber can be filled with a flame-retardant material such as a polyurethane layer, so as to not only strengthen the overall strength of the snow melting pad but also more firmly fix the graphene electric heating film 60.

[0038] In use, the uniformly distributed protrusions are attached to the ground to support the pad body, and when a user steps on the pad body, the protrusions are deformed to buffer, so as to improve the stepping feeling. Meanwhile, the plurality of protrusions can improve the anti-skid property, and when stepped on, the protrusions can be deformed to be attached to the ground, so as to increase the contact area with the ground and improve the anti-skid property.

[0039] Further, in the utility model, the graphene electric heating film adopts the prior art, such as electric heating film or electric heating wire.

[0040] Further, the pad body 10 and the convex 30 are of an integral structure and are formed by soft glue injection molding. The graphene electric heating film is placed in a mold before injection molding, so that the graphene electric heating film and the pad body 10 are injection molded by adopting a glue coating process.

[0041] The anti-skid protrusion 110 can not only increase friction but also help the user to easily scrape the snow on the shoes through the anti-skid protrusion 110.

[0042] The pad body 10 is provided with an assembly hole 120, and the assembly hole 120 is located outside the convex edge 20.

[0043] The upper end surface of the pad body 10 is provided with an assembly groove, and a reflective strip or a fluorescent strip for warning is embedded in the assembly groove.

[0044] In the embodiment, the pad body can be made of metal, plastic or rubber, and has a wide range of applications.

[0045] Second embodiment

[0046] Referring to Figures 4-5 In the embodiment, two adjacent snow melting pads are respectively provided with magic tapes 40 for bonding on the corresponding convex edges 20 on the left and right sides thereof.

[0047] The convex edge 20 is provided with a mounting groove 200, and the magic tape 40 is arranged in the mounting groove 200.

[0048] The magic tape 40 can be arranged to connect two or more snow melting pads for use.

[0049] The magic tape 40 can be fixed in the mounting groove 200 by a gluing fixing mode.

[0050] In the utility model, the magic tapes 40 on the left and right sides can be bonded with each other when the snow melting pad is rolled and stored, so that the snow melting pad is kept in a rolled state, thereby facilitating storage.

[0051] The remaining unstated parts are the same as those in the first embodiment and will not be described herein.

[0052] Third embodiment,

[0053] Referring to Figures 6-7In the embodiment, the two adjacent snow melting mats are provided with the mushroom plug 50 on the right convex edge 20 and the socket 210 on the left convex edge 20, and the mushroom plug 50 can be plugged into the socket 210.

[0054] The mushroom plug 50 comprises a connecting column 510 connected with the convex edge 20 at one end and a deformation limiting end head 520 provided at the other end of the connecting column 510; the diameter of the connecting column 510 is less than or equal to the diameter of the socket 210, and the diameter of the deformation limiting end head 520 is greater than the diameter of the socket 210.

[0055] Further, the deformation limiting end head 520 and the connecting column 510 are made of rubber.

[0056] The remaining unstated parts are the same as those in the first embodiment, and will not be described herein.

[0057] In the description of the present application, it should be understood that the orientations or positional relationships indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application, and the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated.

[0058] The basic principles and main features of the present application and the advantages of the present application have been shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application, and various changes and improvements can be made to the present application without departing from the spirit and scope of the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A snow melting mat structure, comprising a mat body (10), wherein the mat body (10) has a built-in electric heating element, characterized in that... The lower end face of the pad (10) is provided with a downwardly extending protrusion (30). The electric heating element is a graphene electric heating film (60). The graphene electric heating film (60) includes a first insulating layer and a second insulating layer arranged vertically, as well as a graphene conductive layer sandwiched between the first insulating layer and the second insulating layer, and a first copper foil layer and a second copper foil layer as electrodes. The first copper foil layer and the second copper foil layer are arranged opposite to each other and are electrically connected to the graphene conductive layer respectively. A limiting hole (601) corresponding to the cross-section of the protrusion (30) is provided in the area where the graphene conductive layer is located. The graphene electric heating film (60) passes through the limiting hole (601) onto the protrusion (30) and is tightly attached to the lower end face of the pad (10).

2. The snow melting mat structure according to claim 1, characterized in that: The lower end face of the pad (10) is also provided with a downwardly extending protruding edge (20). The protruding edge (20) is annular and located on the outer side. The protrusion (30) is located on the inner side of the protruding edge (20). The protruding edge (20) and the pad (10) together form an assembly chamber. The graphene electric heating film (60) and the protrusion (30) are located in the assembly chamber.

3. The snow melting mat structure according to claim 2, characterized in that: One side of the protruding edge (20) is provided with a first mounting boss (220) protruding outward, and a first wire guide groove (221) is provided on the first mounting boss (220). On the opposite side of the protruding edge (20), a second mounting boss (230) protruding outward is provided, and a second wire guide groove (231) is provided on the second mounting boss (230).

4. A snow melting mat structure according to claim 2, characterized in that: The protrusions (30) are strip-shaped and spaced apart along the lower end surface of the pad (10); or, the protrusions (30) are wavy or Z-shaped; or, the protrusions (30) are dot-matrix.

5. A snow melting mat structure according to claim 1, characterized in that... Adjacent snow melting pads have Velcro (40) for bonding on their corresponding convex edges (20) on their left and right sides respectively.

6. A snow melting mat structure according to claim 5, characterized in that: The protruding edge (20) is provided with an installation groove (200), and the Velcro (40) is disposed in the installation groove (200).

7. A snow melting mat structure according to claim 5, characterized in that: A mushroom insert (50) is provided on the right convex edge (20), and a socket (210) is provided on the left convex edge (20). The mushroom insert (50) can be inserted into the socket (210).

8. A snow melting mat structure according to claim 7, characterized in that... The mushroom-shaped plug (50) includes a connecting post (510) with one end connected to the protruding edge (20), and a deformation limiting end (520) is provided at the other end of the connecting post (510); the diameter of the connecting post (510) is less than or equal to the diameter of the socket (210), and the diameter of the deformation limiting end (520) is greater than the diameter of the socket (210).

9. A snow melting mat structure according to claim 5, characterized in that: The pad (10) is provided with an assembly hole (120), which is located on the outside of the protruding edge (20).

10. A snow melting mat structure according to claim 1, characterized in that... The upper surface of the pad (10) is provided with an assembly groove, in which reflective strips or fluorescent strips for warning are embedded.

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