CN110817199A - A device for convenient sealing of garbage bags on trash cans - Google Patents

Abstract

The invention provides a device for sealing garbage bags on trash cans. Cross chute; the horizontal rod is symmetrically provided with a fixed seat for installing the worm, one end of the worm is fixed with a V wheel, and the other end is provided with a coil spring; the V wheel is wound with a wire rope; the annular support frame is an open ring structure, and both ends are welded There is a short side, and the inner side is provided with an annular chute; a sector-shaped worm gear ring is arranged in the annular slot; A triangular pressing block is hinged; one corner of each triangular pressing block is hinged with the same support ring. The advantages are: it is easy to put garbage and seal the garbage bag, and the garbage bag is pre-stored at the bottom of the garbage can. When the last full garbage bag is raised, a new garbage bag will be pulled out again, effectively reducing the user's operating burden. .

Description

A device for convenient sealing of garbage bags on trash cans

technical field

The invention relates to the technical field of garbage bag sealing, in particular to a device for sealing garbage bags on garbage cans.

Background technique

Ordinary trash cans do not have the function of sealing, and with the improvement of people's living standards, a large amount of domestic waste is produced every day, such as express bags, disposable plastic bags, vegetable roots and leaves, and even some leftovers. And there is often too much garbage in the trash can, and it is difficult to seal the garbage bag. Even if it is barely sealed, a lot of garbage will "escape" from the garbage bag; moreover, the garbage bag is too dirty and smells too strong, and I don't want to give it to the garbage. The current situation of bag sealing, how to seal the garbage perfectly is also a major problem in life. Therefore, it is necessary to design a trash can with quick sealing function to free people's hands and solve the problem of difficult sealing of garbage bags.

SUMMARY OF THE INVENTION

In order to solve the above problems, the present invention discloses a device for sealing garbage bags on trash cans, which can be quickly sealed.

In order to achieve the above purpose, the present invention provides the following technical solutions:

A device for sealing garbage bags on trash cans is characterized in that: it comprises a support leg and a ring-shaped support frame; the support leg is in an inverted U-shaped structure and is composed of two vertical rods and a horizontal rod; the vertical rod There is a cross chute for installing the stepping rod in the longitudinal direction, and the middle part of the stepping rod is fixedly connected with a pedal; the horizontal rod is symmetrically provided with a fixed seat for installing a worm, one end of the worm is fixed with a V wheel, and the other end is fixed with a V wheel. One end is provided with a coil spring; the V wheel is wound with a steel wire rope, one end of the steel wire rope is connected with the V wheel, and the other end is fixed at one end of the stepping rod on the same side; the inner end of the coil spring is fixed on the worm, and the outer end is fixed on the worm. The cross bar of the support leg is fixed, the annular support frame is in the form of an open ring structure, the two ends of the annular support frame are symmetrically welded with short sides, and the inner side is provided with an annular chute, and the annular support frame is welded to the support legs through the short sides; A sector-shaped worm gear ring is arranged in the annular chute; the sector-shaped worm gear ring is provided with worm gear teeth matched with the worm, and six arc-shaped connecting rods are evenly hinged on the inner side of the sector-shaped worm gear ring along the circumferential direction, and the arc-shaped connecting rods are One end is hinged with the fan-shaped worm gear ring, and the other end is hinged with a triangular pressure block; one corner of each triangular pressure block is hinged with the same support ring; the annular support frame is covered with a fixed cover.

Further, a trash can is arranged below the annular support frame, a square groove is arranged at the bottom of the trash can, a cylindrical finished garbage bag is stored in the square groove, and a square groove is arranged at the bottom of the square groove. Open, the top of the square groove is provided with a cover plate that can be fastened to the trash can by means of a bayonet.

Further, the bottom of the annular support frame is provided with an annular rib that matches the upper end of the trash can, and a locking screw is provided on the annular rib.

Further, a garbage injection opening is opened in the middle of the fixed cover, and an annular pressure groove is opened at the periphery of the garbage injection opening; a layer of annular iron sheet is arranged at the bottom of the annular pressure groove, and an annular magnetic strip is arranged in the annular pressure groove.

Further, the worm and the fan-shaped worm gear ring adopt a worm gear and worm structure.

Further, cross slides are welded at both ends of the stepping rod, and the cross slides are arranged in the cross slide grooves of the support legs.

Further, the bottoms of the two vertical rods of the supporting legs are provided with foot pads.

Further, the surface of the foot pedal is provided with anti-skid stripes.

Compared with the prior art, the present invention has the beneficial effects that: it can be directly fixed on the trash can by locking screws, and the installation is convenient; the annular magnetic strip can press the opening of the garbage bag into the annular pressure groove, which is convenient for garbage throwing; The spring will make the worm rotate counterclockwise all the time. In the natural state, the wire rope will be completely wrapped around the V wheel due to the action of the coil spring. At this time, the stepping rod is at the top of the support leg, and the six triangular pressure blocks are also completely In the open state, the design is reasonable, and it is easy to put garbage; the worm gear ring will amplify the torque transmitted to it by the worm, which is more conducive to the sealing of garbage bags. When it is proposed, a new garbage bag is pulled out again, and a new garbage bag can be set up by tearing the connection between the two garbage bags, which greatly improves the work efficiency and effectively reduces the user's burden. operational burden.

Description of drawings

Figure 1 is a schematic structural diagram of a device of the present invention that is convenient for sealing a garbage bag on a trash can with a garbage bag.

Fig. 2 is a schematic diagram of the bottom structure of a device of the present invention that is convenient for sealing garbage bags on garbage cans with garbage bags.

FIG. 3 is a partial enlarged view of A in FIG. 2 .

FIG. 4 is a schematic structural diagram of a device for sealing garbage bags on a trash can in accordance with the present invention after removing the fixed cover.

FIG. 5 is a partial enlarged view of B in FIG. 4 .

FIG. 6 is a partial enlarged view of C in FIG. 4 .

FIG. 7 is a schematic side view of the structure of a device for sealing garbage bags on garbage cans according to the present invention without the garbage bags being sleeved.

FIG. 8 is a partial enlarged view of D in FIG. 7 .

FIG. 9 is a partial enlarged view of E in FIG. 7 .

Fig. 10 is a top view of a device according to the present invention that facilitates the sealing of garbage bags on trash cans after removing the fixed cover.

List of reference numbers:

1-Fixed cover, 11-Garbage injection port, 12-Annular pressure groove, 13-Annular magnetic strip, 2-Triangular pressure block, 3-Vertical rod, 31-Cross rod, 311-Fixed seat, 32-Cross chute, 33-foot pad, 34-support leg, 4-foot pedal, 41-step rod, 42-cross slide, 43-slip strip, 5-worm, 51-V wheel, 511-wire rope, 52-coil spring, 6-sector worm gear ring, 61-worm gear teeth, 7-arc connecting rod, 8-support ring, 9-ring support frame, 91-short side, 92-ring chute, 93-rib, 94-locking screw, 101- trash can, 111- garbage bag, 121- cover plate.

Detailed ways

The present invention will be further clarified below with reference to the accompanying drawings and specific embodiments. It should be understood that the following specific embodiments are only used to illustrate the present invention and not to limit the scope of the present invention.

As shown in the figure, a device for sealing garbage bags on the trash can, including support legs 34 and an annular support frame 9; the support legs 34 have an inverted U-shaped structure and are composed of two vertical bars 3 and a horizontal bar 31; The vertical rod 3 is provided with a cross slot 32 for installing the stepping rod 41 along the length direction, and the pedal 4 is fixedly connected to the middle of the stepping rod 41; One end is fixed with the V wheel 51, and the other end is provided with a coil spring 52; the V wheel 51 is wound with a wire rope 511, one end of the wire rope 511 is connected with the V wheel 51, and the other end is fixed at one end of the stepping rod 41 on the same side; the coil spring 52 The end is fixed on the worm 5, the outer end is fixed with the cross bar 31 of the support leg 34, the annular support frame 9 is in an open ring structure, the two ends are symmetrically welded with short sides 91, and the inner side is provided with an annular chute 92, the annular support The frame 9 is welded on the support leg 34 through the short side 91; the annular chute 92 is provided with a sector-shaped worm gear ring 6; The inner annular chute 92 rotates, and the inner side of the fan-shaped worm gear ring 6 is evenly hinged with six arc-shaped connecting rods 7 along the circumferential direction, one end of the arc-shaped connecting rod 7 is hinged with the fan-shaped worm gear ring 6, and the other end is hinged with a triangular pressure block 2; One corner of each triangular pressing block 2 is hinged with the same support ring 8; the annular support frame 9 is covered with a fixed cover 1, which can be installed on the garbage can and used for sealing garbage bags.

In this embodiment, a trash can 101 is arranged under the annular support frame 9, and a square groove is arranged at the bottom of the trash can 101. The cylindrical finished garbage bag 111 is stored in the square groove, and the bottom of the square groove is provided with a The square opening, through which the garbage bag 111 can be passed through, realizes the continuous replacement of the garbage bag 111, and avoids the tediousness of replacing the garbage bag 111 again. The cover plate 121 prevents the garbage bag 111 from slipping out of the groove, and has a simple structure and convenient operation.

In this embodiment, the bottom of the annular support frame 9 is provided with an annular rib 93 adapted to the upper end of the trash can 101, and the annular rib 93 is provided with a locking screw 94, which is convenient for the device to be quickly connected to the trash can. The installation is fixed together, and the installation is convenient, and the diameter of the annular support frame 9 is the same as the diameter of the commonly used trash can, so the user does not have to worry about not being able to buy a matching trash can.

In this embodiment, the coil spring 52 will make the worm 5 always have a tendency to rotate counterclockwise. In a natural state, the wire rope 511 will be completely wrapped around the V wheel 51 due to the action of the coil spring 52. At this time, the pedal 41 is on the support leg. At the top end of 34, the six triangular pressing blocks 2 are also fully opened, and the design is reasonable, which is convenient for throwing garbage.

In this embodiment, a garbage injection port 11 is opened in the middle of the fixed cover 1, and an annular pressure groove 12 is opened at the periphery of the garbage injection port 11; the bottom of the annular pressure groove 12 is provided with a layer of annular iron sheets, and the annular pressure groove 12 is provided with an annular pressure groove 12. Magnetic strip 13; after the garbage bag is put into the trash can, the opening of the garbage bag is pressed into the annular pressure groove 12 by the annular magnetic strip 13, which is convenient for throwing garbage, and the design is reasonable and humanized.

In this embodiment, the worm 5 and the fan-shaped worm gear ring 6 adopt a worm gear structure. Without considering the mechanical loss, the torque of the worm gear is equal to the transmission ratio multiplied by the torque input by the worm, where the reduction ratio of the worm gear is 30. The force of stepping on the pedal is 500N to 700N, that is, the torque output by the worm is 1N.m to 1.4N.m, then ideally, the output torque of the worm gear is 30N.m to 42N.m, which is enough to seal the garbage bag and the worm gear The worm transmits torque and motion in two perpendicular planes, which makes the device more compact and takes up less space.

In this embodiment, the two ends of the stepping rod 41 are welded with a cross slide 42 , and the cross slide 42 is arranged in the cross slide 32 of the support leg 34 , so that the stepping rod 41 has and can only be in the cross slide of the support leg 34 . 32 to slide vertically up and down.

In this embodiment, the bottoms of the two vertical rods 3 of the support legs 34 are provided with foot pads 33. Now many households have wooden floors, which are easily scratched. The foot pads not only protect the device, but also protect the device. It also has the function of protecting the floor, and the design is reasonable and practical.

In this embodiment, the surface of the foot pedal 4 is provided with anti-slip stripes 43, so that the user does not step on the pedal 4 when stepping on the foot pedal 4, thereby avoiding the overturning of the trash can.

When the present invention is used, the device is first placed on the existing garbage can through the rib 93 on the annular support frame 9, and fixed by the locking screw 94, and then the garbage bag is placed in the device, and then the annular magnetic strip is used. 13. Press the opening of the garbage bag into the annular pressure groove 12, which can facilitate the throwing of garbage. When the garbage belt is full, step on the pedal 4 with your feet. At this time, the pedal 41 will pull down the wire rope 511, so that the V The wheel 51 drives the worm 5 to rotate clockwise, the worm 5 transmits the motion to the worm gear ring 6 through the worm gear teeth 61, the worm gear ring 6 rotates counterclockwise, and the arc-shaped connecting rod 7 will push the triangular pressure block 2 around the triangle pressure block 2 and the support ring 8 The hinged joint is rotated counterclockwise until one of the six triangular extruding blocks 2 overlaps to a point. At this time, the triangular extruding block 2 will squeeze the garbage bag to seal the garbage bag.

The technical means disclosed in the solution of the present invention are not limited to the technical means disclosed in the above embodiments, but also include technical solutions composed of any combination of the above technical features. It should be pointed out that for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also regarded as the protection scope of the present invention.

Claims (8)

1. A device for sealing garbage bags on a trash can is characterized in that: it comprises a supporting leg (34) and a ring-shaped supporting frame (9); (3) It is composed of a cross bar (31); the vertical bar (3) is provided with a cross chute (32) along the length direction for installing the step bar (41), and the middle of the step bar (41) is fixedly connected with a A foot pedal (4); a fixed seat (311) for installing a worm (5) is symmetrically arranged on the transverse rod (31), one end of the worm (5) is fixed with a V wheel (51), and the other end is provided with A coil spring (52); a wire rope (511) is wound in the V wheel (51), one end of the wire rope (511) is connected to the V wheel (51), and the other end is fixed to one end of the pedal rod (41) on the same side The inner end of the coil spring (52) is fixed on the worm (5), and the outer end is fixed with the cross bar (31) of the support leg (34). The ends are symmetrically welded with short sides (91), and the inner side is provided with an annular chute (92), the annular support frame (9) is welded to the support legs (34) through the short sides (91); ) is provided with a fan-shaped worm gear ring (6); the fan-shaped worm gear ring (6) is provided with worm gear teeth (61) that cooperate with the worm (5), and the inner side of the fan-shaped worm gear ring (6) is evenly hinged along the circumferential direction. Six arc-shaped connecting rods (7), one end of the arc-shaped connecting rods (7) is hinged with the fan-shaped worm gear ring (6), and the other end is hinged with a triangular pressure block (2); one corner of each triangular pressure block (2) is hinged There is the same support ring (8); the annular support frame (9) is covered with a fixed cover (1). 2. A device for sealing garbage bags on a trash can according to claim 1, wherein a trash can (101) is provided under the annular support frame (9), and the trash can (101) The bottom of the square groove is provided with a square groove, the cylindrical finished garbage bag (111) is stored in the square groove, the bottom of the square groove is provided with a square opening, and the top of the square groove is provided with a Cover plate (121) on barrel (101). 3. The device according to claim 2, characterized in that: the bottom of the annular support frame (9) is provided with an annular rib adapted to the upper end of the trash can (101). (93), a locking screw (94) is provided on the annular rib (93). 4. A device for sealing garbage bags on trash cans according to claim 1, characterized in that: a garbage injection port (11) is opened in the middle of the fixed cover (1), and the garbage injection port (11) A ring-shaped pressing groove (12) is opened on the periphery of the ring-shaped pressing groove (12); a layer of ring-shaped iron sheets is arranged at the bottom of the ring-shaped pressing groove (12), and a ring-shaped magnetic strip (13) is arranged in the ring-shaped pressing groove (12). 5 . The device for sealing garbage bags on trash cans according to claim 1 , wherein the worm ( 5 ) and the fan-shaped worm gear ring ( 6 ) adopt a worm gear structure. 6 . 6 . The device for sealing garbage bags on trash cans according to claim 1 , characterized in that: cross sliders (42) are welded on both ends of the stepping rod (41), and the cross sliders (42) ) is arranged in the cross chute (32) of the support leg (34). 7 . The device for sealing garbage bags on trash cans according to claim 1 , wherein the bottoms of the two vertical bars ( 3 ) of the support legs ( 34 ) are provided with foot pads ( 33 ). 8 . 8 . The device for sealing garbage bags on trash cans according to claim 1 , wherein the foot pedal ( 4 ) is provided with anti-slip stripes ( 43 ) on the surface. 9 .

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