Combined dustproof double faced adhesive tape

Abstract

The utility model relates to the technical field of double-faced adhesive tapes, and discloses a combined dustproof double-faced adhesive tape which comprises a double-faced adhesive tape body, the double-faced adhesive tape body is rolled to form a roll shape, the double-faced adhesive tape body comprises a base layer, a lower adhesive layer is arranged at the bottom of the base layer, an upper adhesive layer is arranged at the top of the base layer, and a protective film is fixedly connected to the top of the upper adhesive layer. The protective film comprises a film body, the two sides of the film body are bent to form side folded edges, the side folded edges are fixedly connected with the lower adhesive layer, the side folded edges shield the two sides of the base layer, the two sides of the lower adhesive layer and the two sides of the upper adhesive layer, and a plurality of evenly-distributed release grooves are formed in the bent positions of the two sides of the film body. The protective film not only can shield the two sides of the lower adhesive layer, the base layer and the upper adhesive layer, prevent the side surface of the double-faced adhesive tape from absorbing dust and improve the use effect of the double-faced adhesive tape, but also can prevent the protective film from being bent and improve the use effect of the protective film.

Description

TECHNICAL FIELD

[0001] The utility model relates to double -sided adhesive tape technical field more specifically relates to a combination type dustproof dust double -sided adhesive tape. BACKGROUND

[0002] The double -sided adhesive tape's characteristic is both sides have adhesion, can firmly stick together two objects, and the double -sided adhesive tape is strong, convenient to use, is one of indispensable small tools in daily life.

[0003] The side of the conventional double -sided adhesive tape is easy to dust during storage, especially in some higher cleanliness requirement environment, the side dusted double -sided adhesive tape is easy to affect product use effect. SUMMARY

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a combination type dustproof dust double -sided adhesive tape to solve the problems in the above background art.

[0005] The utility model provides the following technical scheme: a combination type dustproof dust double -sided adhesive tape, including double -sided adhesive tape body, the double -sided adhesive tape body is rolled up and forms roll shape, the double -sided adhesive tape body includes base layer, the bottom of base layer is equipped with lower glue layer, the top of base layer is equipped with upper glue layer, and the top of upper glue layer is fixedly connected with protective film, the protective film includes film main body, both sides of film main body are all bent and form side folding edge, and side folding edge is fixedly connected with lower glue layer, so that side folding edge shields both sides of base layer, lower glue layer and upper glue layer.

[0006] As a further scheme of the utility model, the bending portion of both sides of the film main body is provided with a plurality of evenly distributed release grooves.

[0007] As a further scheme of the utility model, the cooperation of the film main body and the side folding edge makes the protective film form a U shape.

[0008] As a further scheme of the utility model, the height of the side folding edge is equal to the total thickness of the lower glue layer, the base layer and the upper glue layer.

[0009] As a further scheme of the utility model, the base layer is release paper, and the lower glue layer and the upper glue layer are elastomer type pressure sensitive adhesive.

[0010] As a further scheme of the utility model, the protective film further includes a PVC layer, an anti-static layer is fixedly connected to the upper surface of the PVC layer, and an anti-fouling layer is fixedly connected to the upper surface of the anti-static layer.

[0011] The utility model has the technical effects and advantages that:

[0012] The utility model discloses through being equipped with the side folding edge, the film main body is stuck on the surface of the upper glue layer, then through the side folding edge and lower glue layer adhesion make the side folding edge to the both sides of lower glue layer, base layer and upper glue layer are shielded, thereby avoid double -sided tape side surface dust collection, improved the use effect of double -sided tape.

[0013] The utility model discloses through being equipped with the release groove, when forming the roll -shaped when double -sided tape is rolled up, the air between protection film and upper glue layer is extruded at this moment, and the release groove releases the air between protection film and upper glue layer, thereby avoid the bending of protection film, improved the use effect of protection film. DRAWINGS

[0014] Figure 1 It is the three -dimensional structure schematic diagram of the utility model embodiment one.

[0015] Figure 2 It is the local enlarged structure schematic diagram of the utility model embodiment one.

[0016] Figure 3 It is the local partial structure schematic diagram of the utility model embodiment one.

[0017] Figure 4 It is the A department enlarged structure schematic diagram of the utility model embodiment one Figure 3 .

[0018] Figure 5 It is the protection film enlarged structure schematic diagram of the utility model embodiment two.

[0019] The drawing sign is: 1, double -sided tape body;2, lower glue layer;3, base layer;4, upper glue layer;5, protection film;6, film main body;7, side folding edge;8, release groove;9, anti -stain layer;10, antistatic layer;11, PVC layer. DETAILED DESCRIPTION

[0020] The technical scheme in the utility model will be described clearly and completely in the drawings in the utility model, and in addition, the form of each structure recorded in the following implementation is only an example, and the utility model is not limited to each structure recorded in the following implementation, all other implementation obtained by the ordinary skill in the art without making creative labor belongs to the range of the utility model protection. EMBODIMENT

[0021] REFERENCE Figures 1-4The utility model provides a kind of combined dustproof dust double-faced adhesive tape, including double-faced adhesive tape body 1, double-faced adhesive tape body 1 is wound and forms roll shape, double-faced adhesive tape body 1 includes base layer 3, the bottom of base layer 3 is equipped with lower glue layer 2, the top of base layer 3 is equipped with upper glue layer 4, the top of upper glue layer 4 is adhered with protective film 5, protective film 5 includes film main body 6, both sides of film main body 6 are bent and form side folding edge 7, and side folding edge 7 is adhered with lower glue layer 2, makes side folding edge 7 to the both sides of base layer 3, lower glue layer 2 and upper glue layer 4 is shielded, elastic body type pressure-sensitive adhesive is evenly applied to the top and bottom of release paper as base layer 3, to form upper glue layer 4 and lower glue layer 2, subsequently protective film 5 is attached on the surface of upper glue layer 4, at this time make film main body 6 and upper glue layer 4 attach, then the excess part of film main body 6 is bent and forms side folding edge 7, makes side folding edge 7 and lower glue layer 2 are adhered, makes side folding edge 7 to the both sides of lower glue layer 2, base layer 3 and upper glue layer 4 is shielded, to avoid double-faced adhesive tape side surface dust absorption, improve the use effect of double glue surface.

[0022] In the utility model, the bending portion of both sides of film main body 6 is equipped with a plurality of evenly distributed release grooves 8, when double-faced adhesive tape is wound and forms roll shape, air between protective film 5 and upper glue layer 4 is extruded at this time, and the release grooves 8 release the air between protective film 5 and upper glue layer 4, to avoid protective film 5 from being bent, improve the use effect of protective film 5, the cooperation of film main body 6 and side folding edge 7 makes protective film 5 form U type, the height of side folding edge 7 is equal to the total thickness of lower glue layer 2, base layer 3 and upper glue layer 4, base layer 3 is release paper, and lower glue layer 2 and upper glue layer 4 are elastic body type pressure-sensitive adhesive.

[0023] The working principle of the embodiment is as follows: when in use, the elastic body type pressure-sensitive adhesive is evenly applied to the top and bottom of the release paper as the base layer 3, so as to form the upper glue layer 4 and the lower glue layer 2, then the protective film 5 is attached to the surface of the upper glue layer 4, at this time, the film main body 6 is attached to the upper glue layer 4, then the excess part of the film main body 6 is bent to form the side folding edge 7, the side folding edge 7 is adhered to the lower glue layer 2, and the side folding edge 7 shields the both sides of the lower glue layer 2, the base layer 3 and the upper glue layer 4, so as to avoid the double-faced adhesive tape side surface dust absorption, and improve the use effect of the double glue surface. Embodiment

[0024] Reference Figure 5 The utility model provides a kind of combined dustproof dust double-faced adhesive tape, protective film 5 also includes PVC layer 11, the upper surface of PVC layer 11 is adhered with antistatic layer 10, the material of antistatic layer 10 is polystyrene film, the upper surface of antistatic layer 10 is adhered with anti-fouling layer 9, and the material of anti-fouling layer 9 is polyvinyl alcohol film.

[0025] The working principle of the embodiment is that: the polystyrene film is glued on the upper surface of the PVC layer 11 to form the anti-static layer 10, and the polyvinyl alcohol film is glued on the upper surface of the anti-static layer 10 to form the anti-fouling layer 9, so as to manufacture the protective film 5, so that the protective film 5 has the functions of anti-fouling and anti-static, and the use effect of the protective film 5 is improved.

[0026] Finally, it should be pointed out that in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to represent the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0027] The utility model discloses the embodiment in the drawing, only relate to the structure related to the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of not conflicting, the same embodiment and different embodiments of the utility model can be combined with each other.

Claims

1. A combined dustproof and dirtproof double-sided adhesive tape comprising a double-sided adhesive tape body (1), characterized in that: The double-sided adhesive tape body (1) is rolled into a roll shape, the double-sided adhesive tape body (1) comprises a base layer (3), the bottom of the base layer (3) is provided with a lower adhesive layer (2), the top of the base layer (3) is provided with an upper adhesive layer (4), the top of the upper adhesive layer (4) is fixedly connected with a protective film (5), the protective film (5) comprises a film main body (6), the two sides of the film main body (6) are both bent to form side folding edges (7), and the side folding edges (7) are fixedly connected with the lower adhesive layer (2), so that the side folding edges (7) shield the two sides of the base layer (3), the lower adhesive layer (2) and the upper adhesive layer (4).

2. The combined dustproof and ashproof double-sided adhesive tape according to claim 1, characterized in that: The bending portions of the two sides of the film main body (6) are both provided with a plurality of uniformly distributed release grooves (8).

3. The combined dustproof and ashproof double-sided adhesive tape according to claim 1, characterized in that: The cooperation of the film main body (6) and the side folding edges (7) makes the protective film (5) form a U shape.

4. The combined dustproof and ashproof double-sided adhesive tape according to claim 3, characterized in that: The height of the side folding edges (7) is equal to the total thickness of the lower adhesive layer (2), the base layer (3) and the upper adhesive layer (4).

5. The combined dustproof and ashproof double-sided adhesive tape according to claim 4, characterized in that: The base layer (3) is release paper, and the lower adhesive layer (2) and the upper adhesive layer (4) are elastomer pressure-sensitive adhesives.

6. The combined dustproof and ashproof double-sided adhesive tape according to claim 1, characterized in that: The protective film (5) further comprises a PVC layer (11), the upper surface of the PVC layer (11) is fixedly connected with an anti-static layer (10), and the upper surface of the anti-static layer (10) is fixedly connected with a stain-resistant layer (9).

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