Insulating sheet

Abstract

The utility model discloses an insulating sheet, relates to insulating sheet technical field, its technical scheme key point is: including insulating sheet body, the insulating sheet body includes contact layer, deformation layer, reinforcing layer and wearing layer, the contact layer is fixed on the deformation layer, the contact layer is provided with a plurality of exits, the deformation layer is fixed on the deformation layer, and the reinforcing layer is fixed on the wearing layer. A first groove is formed in the end face, close to the contact layer, of the deformation layer, an ejection piece is arranged in the first groove, the ejection piece partially extends out of the outlet, the wear-resisting layer and the reinforcing layer are fixedly connected with each other, a fixing strip is slidably connected between the wear-resisting layer and the reinforcing layer, and the fixing strip has the elastic deformation capacity. And an adhesive and release paper are arranged at the two ends of the fixing strip. According to the insulating sheet, the polyurethane material is adopted, and the characteristics of oil resistance, wear resistance, low temperature resistance and aging resistance of the polyurethane material are utilized, so that the overall practicability of the insulating sheet is improved, and the service life of the insulating sheet is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of insulating sheet, more specifically, it relates to an insulating sheet. BACKGROUND

[0002] Insulating sheet is widely used in electrical appliances and electronic industry, and the product plays the role of insulation and separation, the existing insulating sheet is usually made of insulating material, such as PI insulating sheet, PET insulating sheet, PP insulating sheet, PC insulating sheet, PVC insulating sheet, etc.

[0003] The existing insulating sheet is mainly bonded on the product through glue, after the insulating sheet is disassembled, the product surface is easy to remain glue, which is difficult to clean, affects the installation of the next insulating sheet, and the disassembled insulating sheet cannot be used again, and the practicability needs to be improved.

[0004] Therefore, a new scheme needs to be proposed to solve this problem. UTILITY MODEL CONTENT

[0005] In view of the deficiencies in the prior art, the utility model aims at providing an insulating sheet to improve the practicability and installation efficiency of the insulating sheet.

[0006] The above technical purpose of the utility model is realized by the following technical scheme: the insulating sheet comprises an insulating sheet body, the insulating sheet body comprises a contact layer, a deformation layer, a reinforcing layer and a wear-resistant layer, the contact layer is fixedly connected to the deformation layer, a plurality of outlets are formed in the contact layer, a groove one is formed in the end face of the deformation layer close to the contact layer, an ejection piece is arranged in the groove one, the ejection piece partially extends out of the outlet, the wear-resistant layer and the reinforcing layer are fixedly connected to each other, a fixing strip is slidably connected between the wear-resistant layer and the reinforcing layer, the fixing strip has elastic deformation capacity, and the two ends of the fixing strip are provided with adhesive and release paper.

[0007] The utility model is further provided with: the groove one is provided with elastic cotton, the ejection piece abuts against the elastic cotton, the ejection piece comprises a bottom plate and a plurality of fixedly connected protruding blocks on the bottom plate, and the height of the protruding blocks is greater than the height of the contact layer.

[0008] The utility model is further provided with: the static friction coefficient of the protruding blocks is greater than the static friction coefficient of the contact layer.

[0009] The utility model is further provided with: the deformation layer and the reinforcing layer are provided with a reinforcing strip therebetween, the reinforcing strip extends along the length direction of the reinforcing layer, and the ejection piece extends along the width direction of the reinforcing layer.

[0010] The utility model further sets up: the wear -resistant layer is provided with a plurality of recess groove two, the fixed strip is slidably connected in recess groove two, the horizontal projection plane of fixed strip is located in the horizontal projection plane of reinforcing strip.

[0011] The utility model further sets up: the both ends of fixed strip all stretch out in recess groove two, the length of fixed strip is more than twice of wear -resistant layer length and above.

[0012] In conclusion, the utility model has following beneficial effect: the contact layer that does not set up adhesive on contact with product only through the fixed strip of sliding connection between wear -resistant layer and reinforcing layer fixes insulating piece body, and fixed strip has elastic deformation ability, and the both ends of fixed strip are provided with adhesive, through fixed strip can be fixed on the object adjacent to product or the side wall of product through adhesive, and utilize the elastic deformation ability of fixed strip, after fixed strip is fixed on the object, produce pressure to insulating piece body, improve the connecting strength between insulating piece and product, and the ejection element set up on product and contact layer can further improve the connecting strength between insulating piece and product, through the mode of fixed strip fixed insulating piece to reduce the residual of adhesive on product, facilitate the installation of insulating piece next time, more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the structural schematic diagram of the utility model;

[0014] Figure 2 It is the explosion drawing of the utility model;

[0015] Figure 3 It is Figure 2 the enlarged schematic view of A part.

[0016] In the drawing: 1, contact layer;101, outlet;2, deformation layer;201, recess groove one;202, recess groove three;3, reinforcing layer;4, wear -resistant layer;401, recess groove two;5, fixed strip;501, adhesive;6, ejection element;601, bottom plate;602, lug;7, elastic cotton;8, reinforcing strip. DETAILED DESCRIPTION

[0017] The utility model is described in detail below in combination with the drawings and examples.

[0018] An insulating piece, such as Figure 1 , Figure 2 and Figure 3As shown, the insulating sheet body includes a contact layer 1, a deformation layer 2, a reinforcing layer 3 and a wear-resistant layer 4, the contact layer 1 is fixedly connected to the deformation layer 2, a plurality of outlets 101 are formed in the contact layer 1, a groove one 201 is formed in the end face of the deformation layer 2 close to the contact layer 1, an ejection piece 6 is arranged in the groove one 201, the ejection piece 6 partially extends out of the outlet 101, the wear-resistant layer 4 and the reinforcing layer 3 are fixedly connected to each other, a fixing strip 5 is slidably connected between the wear-resistant layer 4 and the reinforcing layer 3, the fixing strip 5 has elastic deformation capability, the fixing strip 5 is provided with an adhesive 501 and release paper at both ends, the fixing strip 5 slidably connected between the wear-resistant layer 4 and the reinforcing layer 3 and the adhesive 501 on the fixing strip 5 are used to fix the insulating sheet body on the product, preferably, the fixing strip 5 can be bonded to the product or adjacent objects to achieve the effect of fixing the insulating sheet, and the ejection piece 6 extending out of the outlet 101 can enhance the static friction coefficient between the insulating sheet body and the product, thereby improving the stability of the insulating sheet body.

[0019] As shown in Figure 1 , Figure 2 and Figure 3 , in order from inside to surface, the arrangement order of each layer of the insulating sheet body is: contact layer 1, deformation layer 2, reinforcing layer 3 and wear-resistant layer 4, and in this order, the layers are fixedly connected by means of adhesive bonding, and the order of processing and compounding starts from the wear-resistant layer 4, a plurality of groove two 401 are formed in the end face of the wear-resistant layer 4, the wear-resistant layer 4 is made of polyurethane material, the plurality of groove two 401 can be formed by mold forming or compression molding, the fixing strip 5 is slidably connected in the groove two 401, the fixing strip 5 can be made of silicone rubber material, which has good chemical resistance and weather resistance, and good elasticity, and both ends of the fixing strip 5 extend out of the groove two 401, the length of the fixing strip 5 is more than twice the length of the wear-resistant layer 4, the length of the fixing strip 5 is mainly to cope with different installation environments, and to be fixed by other objects and the fixing strip 5 to achieve the fixation of the insulating sheet body, the fixing strip 5 is provided with an adhesive 501 and release paper at both ends, the fixing strip 5 can be bonded to other objects by the adhesive 501, the release paper can ensure that the insulating sheet body does not stick to other objects during transportation, and the fixing strip 5 with elastic deformation performance can generate pressure on the insulating sheet body after the fixing strip 5 is tensioned and fixed on other objects, thereby improving the connection strength and firmness between the insulating sheet body and the product.

[0020] As shown in Figure 1 , Figure 2 and Figure 3As shown, the ejector 6 includes a bottom plate 601 and a plurality of protrusions 602, the height of the protrusions 602 is greater than the height of the contact layer 1, the bottom plate 601 and the protrusions 602 are made of silicone rubber material and are formed by injection molding or extrusion molding, the bottom plate 601 and the plurality of protrusions 602 are integrally formed, a plurality of grooves one 201 are formed on one side end face of the deformation layer 2, and a plurality of grooves three 202 are formed on the other end face, the deformation layer 2 is made of polyurethane material and a plurality of grooves one 201 and a plurality of grooves three 202 are formed by mold forming or hot pressing, the elastic cotton 7 is arranged in the grooves one 201, and the bottom plate 601 of the ejector 6 is located in the grooves one 201 and abuts against the elastic cotton 7, when the contact layer 1 and the deformation layer 2 are bonded, the protrusions 602 partially protrude out of the opening on the contact layer 1, and the static friction coefficient of the protrusions 602 is greater than that of the contact layer 1, the connection reliability between the insulating sheet and the product is improved by setting a large friction coefficient, and the practicability of the insulating sheet body is improved by cooperating with the fixing strip 5, the grooves three 202 are mainly arranged to accommodate the reinforcing strips 8 on the reinforcing layer 3, to ensure the flatness of the surface of the insulating sheet, so that the insulating sheet can better adhere to the product.

[0021] As shown in Figure 1 , Figure 2 and Figure 3 , the reinforcing strips 8 and the fixing strips 5 extend along the length direction of the reinforcing layer 3, the ejector 6 extends along the width direction of the reinforcing layer 3, the strength of the reinforcing strips 8 is greater than that of the deformation layer 2, the reinforcing layer 3 and the ejector 6, the reinforcing strips 8 are inside the insulating sheet body, which strengthens the structural strength of the insulating sheet as a whole, and when the fixing strip 5 is pulled and bonded with other objects, the reinforcing strips 8 can make the ejector 6 stably extend and contact and abut against the product, to ensure the firmness between the insulating sheet body and the product, preferably, the horizontal projection plane of the fixing strip 5 is located in the horizontal projection plane of the reinforcing strip 8, and this structure is arranged to better generate pressure on the reinforcing strip 8 when the fixing strip 5 is pulled, so that the ejector 6 generates greater friction with the surface of the product, to ensure the connection firmness between the insulating sheet body and the product.

[0022] Working principle: when installing the insulating sheet body, first see if there is a fixed place of the fixing strip 5 under the current installation environment, make the contact layer 1 and the place where the product needs to be protected resist, and tear off the release paper on the fixing strip 5, pull the fixing strip 5 and the part with the adhesive 501 of the fixing strip 5 and the surrounding fixed object are bonded, the fixing strip 5 exerts pressure on the reinforcing strip 8 and the ejector 6 after being fixed, so that the bottom plate 601 of the ejector 6 extrudes the elastic cotton 7, the resilience of the elastic cotton 7 makes the protruding block 602 on the bottom plate 601 resist the surface of the product, and the larger static friction coefficient of the protruding block 602 is used to improve the connection firmness between the insulating sheet body and the product, and when disassembling the insulating sheet, only the fixing strip 5 needs to be disassembled, and the product will not be left with glue, and after adding the adhesive 501 or the object that can be bonded to the fixing strip 5, it can still be used on the product, and it can be reused.

[0023] The preferred embodiments of the present application are described above, the protection scope of the present application is not limited to the above-mentioned embodiments, any technical solutions belonging to the idea of the present application shall belong to the protection scope of the present application. It should be noted that for ordinary skilled in the art, some improvements and decorations without departing from the principles of the present application can also be considered as the protection scope of the present application.

Claims

1. An insulating sheet comprising an insulating sheet body, characterized by: The insulating sheet body comprises a contact layer (1), a deformation layer (2), a reinforcing layer (3) and a wear-resistant layer (4), the contact layer (1) is fixedly connected on the deformation layer (2), a plurality of outlets (101) are formed on the contact layer (1), a groove one (201) is formed on the end face of the deformation layer (2) close to the contact layer (1), an ejection piece (6) is arranged in the groove one (201), the ejection piece (6) partially extends out of the outlet (101), the wear-resistant layer (4) and the reinforcing layer (3) are fixedly connected with each other, a fixing strip (5) is slidably connected between the wear-resistant layer (4) and the reinforcing layer (3), the fixing strip (5) has elastic deformation capacity, and the fixing strip (5) is provided with adhesive (501) and release paper at both ends.

2. An insulating sheet according to claim 1, characterized in that: The groove one (201) is provided with elastic cotton (7), the ejection piece (6) abuts against the elastic cotton (7), the ejection piece (6) comprises a bottom plate (601) and a plurality of protrusions (602) fixedly connected on the bottom plate (601), and the height of the protrusion (602) is greater than the height of the contact layer (1).

3. An insulating sheet according to claim 2, characterized in that: The static friction coefficient of the protrusion (602) is greater than the static friction coefficient of the contact layer (1).

4. An insulating sheet according to claim 2, wherein: The deformation layer (2) and the reinforcing layer (3) are provided with a reinforcing strip (8), the reinforcing strip (8) extends along the length direction of the reinforcing layer (3), and the ejection piece (6) extends along the width direction of the reinforcing layer (3).

5. An insulating sheet according to claim 3, wherein: A plurality of groove twos (401) are formed on the wear-resistant layer (4), the fixing strip (5) is slidably connected in the groove two (401), and the horizontal projection plane of the fixing strip (5) is located in the horizontal projection plane of the reinforcing strip (8).

6. An insulating sheet according to claim 5, characterised in that: Both ends of the fixing strip (5) extend out of the groove two (401), and the length of the fixing strip (5) is greater than twice or more of the length of the wear-resistant layer (4).

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