CN216105207U - Environment-friendly preservative film convenient to tear - Google Patents

Abstract

The utility model discloses an environment-friendly preservative film convenient to tear, which comprises a frame, wherein a pair of rotating shafts are symmetrically, rotatably and connected on the opposite inner walls of the frame, the end parts of the rotating shafts are fixedly connected with fixed rollers, the rotating rollers are fixedly connected between the pair of fixed rollers through a fixing mechanism, a preservative film body is wound on the rotating rollers, a first adhesive sheet is fixedly connected between the opposite inner walls of the frame close to the rotating shafts, a second adhesive sheet is fixedly connected between the opposite inner walls of the frame close to an opening, and a reciprocating screw rod is rotatably connected between the opposite inner walls of the frame close to the first adhesive sheet. The preservative film cutting machine has the advantages that the preservative film body can be automatically cut by arranging the fixing mechanism, the cutting mechanism, the driving mechanism, the locking mechanism and the like, a user does not need to tear off the preservative film body by hands, the use by the user is facilitated, the smoothness of the torn part is ensured, the attractiveness is improved, meanwhile, the opening of the preservative film does not need to be searched by spending more time when the preservative film is used next time, and the use by the user is facilitated better.

Description

Environment-friendly preservative film convenient to tear

Technical Field

The utility model relates to the technical field of preservative films, in particular to an environment-friendly preservative film convenient to tear.

Background

The fresh film is a plastic packaging product, is usually prepared by taking ethylene as a master batch through polymerization reaction, is mainly used for occasions such as microwave oven food heating, refrigerator food preservation, fresh and cooked food packaging and the like, and is widely applied to the fields of food packaging of family life, supermarket stores, hotels and restaurants and industrial production. The preservative film is divided into a plurality of types according to different materials and added plasticizers, and can be suitable for different occasions.

Although the existing preservative film is widely applied to the aspects of microwave oven food heating, refrigerator food preservation, fresh and cooked food packaging and the like, the defects of the preservative film are exposed in use, the greatest defect is that when the preservative film is used for packaging food, a user needs to tear the food with hands, the preservative film is inconvenient, the torn gap is not steam, the attractiveness is reduced, and meanwhile, the opening of the preservative film is not easy to find in next use. Therefore, it is necessary to provide an environment-friendly preservative film which is easy to tear.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an environment-friendly preservative film convenient to tear.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an environmental protection plastic wrap that conveniently tears, includes the frame, the symmetrical rotation is connected with a pair of pivot on the relative inner wall of frame, pivot tip fixedly connected with fixation roller, it is a pair of through fixation mechanism fixedly connected with live-rollers between the fixation roller, around being equipped with the plastic wrap body on the live-rollers, the frame is close to the first bonding die of fixedly connected with between the relative inner wall of pivot department, the frame is close to the opening part and is connected with the second bonding die to the rule between the relative inner wall of first bonding die department, install on the reciprocal lead screw and be used for the cutting mechanism of plastic wrap body, install on the frame lateral wall and be used for the drive reciprocal lead screw pivoted actuating mechanism, install on the frame lateral wall and be used for locking reciprocal lead screw's locking mechanism.

Preferably, the fixing mechanism comprises a fixing insertion rod and a spring, a first insertion hole and a second insertion hole which are matched with each other are formed in the side walls of the fixing roller and the rotating roller respectively, the fixing insertion rod is inserted into the first insertion hole and the second insertion hole, and the spring is elastically connected between the end part of the fixing insertion rod and the side wall of the fixing roller.

Preferably, the cutting mechanism comprises a screw nut and a double-sided cutting knife, the screw nut is in threaded connection with the reciprocating screw, and the double-sided cutting knife is fixedly connected to the lower end of the screw nut.

Preferably, the driving mechanism comprises a rocker, and the rocker is rotatably connected to the side wall of the frame and coaxially and fixedly connected with the reciprocating screw rod.

Preferably, the locking mechanism comprises a ratchet wheel and a pawl, the ratchet wheel and the pawl are both rotationally connected to the side wall of the frame, and the ratchet wheel is coaxially and fixedly connected with the reciprocating lead screw.

Preferably, the frame is equipped with a sealing cover.

The utility model has the following beneficial effects:

1. by arranging the fixing mechanism, the cutting mechanism, the driving mechanism and the locking mechanism, when the preservative film needs to be torn, the opening of the preservative film body is pulled to the second adhesive sheet to be adhered, the preservative film body and the first adhesive sheet are also adhered, the rocker is rotated, the double-sided cutting knife can be driven to horizontally move to cut the preservative film body, the preservative film body does not need to be torn by hands of a user, the use of the user is facilitated, meanwhile, the smoothness of the torn part is guaranteed, and the attractiveness is improved;

2. through setting up first adhesion sheet, two-sided cutting knife cuts the back with the plastic wrap body, and remaining plastic wrap is close to the opening part and just adheres on first adhesion sheet, just need not spend more time when using next time and seeks the opening of plastic wrap, better use that has made things convenient for the user.

Drawings

FIG. 1 is a schematic structural view of an easy-to-tear environmental protection plastic wrap according to the present invention;

FIG. 2 is a schematic structural diagram of a fixing mechanism according to the present invention;

fig. 3 is a schematic structural diagram of a cutting mechanism according to the present invention.

In the figure: 1. a frame; 2. a rotating shaft; 3. a fixed roller; 4. a rotating roller; 5. a preservative film body; 6. a first adhesive sheet; 7. a second adhesive sheet; 8. a reciprocating screw; 9. a lead screw nut; 10. a rocker; 11. a ratchet wheel; 12. a pawl; 13. a first jack; 14. a second jack; 15. fixing the inserted rod; 16. a spring; 17. a double-sided cutting knife.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, an environment-friendly preservative film convenient to tear comprises a frame 1, wherein a pair of rotating shafts 2 are symmetrically and rotatably connected to the opposite inner walls of the frame 1, fixed rollers 3 are fixedly connected to the end portions of the rotating shafts 2, and rotating rollers 4 are fixedly connected between the pair of fixed rollers 3 through a fixing mechanism.

The fixing mechanism comprises a fixing insertion rod 15 and a spring 16, a first insertion hole 13 and a second insertion hole 14 which are matched with each other are formed in the side walls of the fixing roller 3 and the rotating roller 4 respectively, the fixing insertion rod 15 is inserted into the first insertion hole 13 and the second insertion hole 14, and the spring 16 is elastically connected between the end portion of the fixing insertion rod 15 and the side wall of the fixing roller 3.

The rotating roller 4 is provided with a preservative film body 5 in a winding mode, a first sticky sheet 6 is fixedly connected between the opposite inner walls of the position, close to the rotating shaft 2, of the frame 1, a second sticky sheet 7 is connected between the opposite inner walls of the position, close to the opening, of the frame 1 in a specified mode, and a reciprocating screw 8 is rotatably connected between the opposite inner walls of the position, close to the first sticky sheet 6, of the frame 1.

Install the cutting mechanism who is used for cutting plastic wrap body 5 on the reciprocal lead screw 8, cutting mechanism includes screw nut 9 and two-sided cutting knife 17, and screw nut 9 threaded connection is on reciprocal lead screw 8, and two-sided cutting knife 17 fixed connection is at screw nut 9 lower extreme.

The side wall of the frame 1 is provided with a driving mechanism for driving the reciprocating lead screw 8 to rotate, the driving mechanism comprises a rocker 10, and the rocker 10 is rotatably connected to the side wall of the frame 1 and is coaxially and fixedly connected with the reciprocating lead screw 8.

The locking mechanism for locking the reciprocating lead screw 8 is installed on the side wall of the frame 1 and comprises a ratchet wheel 11 and a pawl 12, the ratchet wheel 11 and the pawl 12 are both rotatably connected to the side wall of the frame 1, and the ratchet wheel 11 is coaxially and fixedly connected with the reciprocating lead screw 8.

The frame 1 is provided with a sealing cover, and the sealing cover can ensure that the frame 1 is in a closed state under a normal state, so that the preservative film body 5 is prevented from being polluted.

Before the fixing device is used, the fixing insertion rods 15 are pulled towards two sides, the rotating roller 4 is placed between the two fixing rollers 3, then the fixing insertion rods 15 are loosened, and under the action of the elastic force of the springs 16, the fixing insertion rods 15 are inserted into the first insertion holes 13 and the second insertion holes 14, so that the fixing of the fixing rollers 3 and the rotating roller 4 is completed.

During the use, draw 5 mouths of plastic wrap body to second bonding die 7 and glue, also glue plastic wrap body 5 and first bonding die 6 simultaneously, rotate rocker 10 this moment, rocker 10 drives reciprocal lead screw 8 and rotates, 9 horizontal migration of reciprocal lead screw 8 drive lead screw nut, can drive two-sided cutting knife 17 horizontal motion, cut plastic wrap body 5, need not the user and tear with the hand and break, user's use has both been made things convenient for, the level and smooth of tearing the department has also been guaranteed simultaneously, and the aesthetic property is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (6)

1. The utility model provides a convenient environmental protection plastic wrap of tearing, includes frame (1), its characterized in that, the symmetry rotates on the relative inner wall of frame (1) and is connected with a pair of pivot (2), pivot (2) tip fixedly connected with fixed roll (3), and is a pair of through fixed establishment fixedly connected with live-rollers (4) between fixed roll (3), around being equipped with plastic wrap body (5) on live-rollers (4), frame (1) is close to pivot (2) locate fixedly connected with first bonding die (6) between the relative inner wall, frame (1) is close to the opening part and is connected with second bonding die (7) relatively to the rule between the inner wall, frame (1) is close to rotate between the relative inner wall of first bonding die (6) department and is connected with reciprocal lead screw (8), install on reciprocal lead screw (8) and be used for cutting the cutting mechanism of plastic wrap body (5), the side wall of the frame (1) is provided with a driving mechanism for driving the reciprocating lead screw (8) to rotate, and the side wall of the frame (1) is provided with a locking mechanism for locking the reciprocating lead screw (8).

2. The environment-friendly preservative film convenient to tear off as claimed in claim 1, wherein the fixing mechanism comprises a fixing insertion rod (15) and a spring (16), the side walls of the fixing roller (3) and the rotating roller (4) are respectively provided with a first insertion hole (13) and a second insertion hole (14) which are matched with each other, the fixing insertion rod (15) is inserted into the first insertion hole (13) and the second insertion hole (14), and the spring (16) is elastically connected between the end part of the fixing insertion rod (15) and the side wall of the fixing roller (3).

3. The environment-friendly preservative film convenient to tear off as claimed in claim 1, wherein the cutting mechanism comprises a screw nut (9) and a double-sided cutting knife (17), the screw nut (9) is in threaded connection with the reciprocating screw (8), and the double-sided cutting knife (17) is fixedly connected to the lower end of the screw nut (9).

4. The environment-friendly plastic wrap convenient to tear off as claimed in claim 1, wherein the driving mechanism comprises a rocker (10), and the rocker (10) is rotatably connected to the side wall of the frame (1) and coaxially and fixedly connected with the reciprocating lead screw (8).

5. The environment-friendly plastic wrap convenient to tear off as claimed in claim 1, wherein the locking mechanism comprises a ratchet wheel (11) and a pawl (12), the ratchet wheel (11) and the pawl (12) are both rotatably connected to the side wall of the frame (1), and the ratchet wheel (11) is coaxially and fixedly connected with the reciprocating lead screw (8).

6. An environmentally friendly easy-to-tear wrap as claimed in claim 1, wherein said frame (1) is provided with a sealing cover.

Images