CN219097671U - Refuse bag necking machine core and refuse can - Google Patents

Abstract

The utility model provides a garbage bag necking machine core and a garbage can, comprising: the transmission mechanism comprises a power device and a scissor hinge unit; a first guide plate provided on the scissor hinge unit; a second guide plate disposed opposite to the first guide plate; the power device is used for driving the scissor hinge units to stretch and condense, so as to drive the first guide plates to slide relatively towards the second guide plates to realize the contraction and opening of the garbage bag mouth; the heat-sealing bag opening device is arranged on the first guide plate and/or the second guide plate and is used for heat-sealing the contracted garbage bags, the range-increasing effect of transmission is realized through the scissor hinge unit, the operation energy consumption is reduced, and the energy-saving effect is realized.

Description

Refuse bag necking machine core and refuse can

Technical Field

The utility model relates to a garbage bag necking machine core and a garbage can, which are applied to the field of garbage cans.

Background

In the design of garbage bin, in order to avoid rubbish peculiar smell to give off, can increase the bung on the garbage bin generally or tighten up the device of disposal bag mouth, along with the progress and the development of science and technology, many garbage bins have realized automaticly, for example can tighten up the device of sack automatically, can also pack automatically and handle rubbish, application number is a heat seal bagging apparatus of CN201921355833.4, thereby the transmission of device uses motor gear to drive the synchronizing wheel and removes the function that reaches transmission heat seal mechanism and carry out the heat-seal, but, because this transmission need remove longer distance and time just can realize the throat, and this kind of transmission's overall cost is higher, be unfavorable for the further application of garbage bin. Because the frequency that garbage bin automatic packaging was collected is higher, uses this transmission mode to need higher power energy, changes this device into the mechanism that has the range-extending effect, can realize energy-conserving effect to reduce energy consumption cost, this application designs a disposal bag throat core to above problem.

Disclosure of Invention

The utility model provides a garbage bag necking machine core and a garbage can, which can effectively solve the problems.

The utility model is realized in the following way:

a refuse bag necking machine core, comprising:

the transmission mechanism comprises a power device and a scissor hinge unit;

the necking mechanism comprises a first guide plate arranged on the scissor hinge unit and a second guide plate arranged opposite to the first guide plate;

the power device comprises a second motor and a first gear connected with the second motor; the shearing fork hinge unit comprises a fixing piece, a guide groove arranged on the fixing piece, a first rack which is accommodated in the guide groove and meshed with the first gear, and a shearing fork hinge connected with the first rack, wherein the power device is used for driving the shearing fork hinge unit to stretch and condense, and further driving the first guide plate to relatively slide to the second guide plate so as to realize the shrinkage and opening of the garbage bag.

A trash can, comprising:

the garbage can body comprises a garbage bag storage opening and a discharge opening;

the bag storage device is arranged at the garbage bag storage opening and used for storing hollow garbage bags;

the automatic bag feeding device is arranged below the bag storage device;

and the garbage bag necking machine core is arranged below the automatic bag conveying device.

The beneficial effects of the utility model are as follows:

the application comprises a transmission mechanism, a driving device and a shearing fork hinge unit, wherein the transmission mechanism comprises a power device and a shearing fork hinge unit; a first guide plate provided on the scissor hinge unit; a second guide plate disposed opposite to the first guide plate; the power device is used for driving the scissor hinge units to stretch and condense, so as to drive the first guide plates to slide relatively towards the second guide plates to realize the contraction and opening of the garbage bag mouth; the heat-sealing bag opening device is arranged on the first guide plate and/or the second guide plate and is used for heat-sealing the contracted garbage bags, the range-increasing effect of transmission is realized through the scissor hinge unit, the operation energy consumption is reduced, and the energy-saving effect is realized.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of an overall structure according to a first embodiment of the present utility model.

Fig. 2 is a schematic view of a bag storing apparatus according to an embodiment of the present utility model.

Fig. 3 is a schematic view of a garbage bag mounting position according to a first embodiment of the present utility model.

Fig. 4 is a schematic structural diagram of an automatic bag feeding device according to an embodiment of the present utility model.

Fig. 5 is a schematic view of a portion of an automatic bag feeding apparatus according to an embodiment of the present utility model.

Fig. 6-7 are schematic views of a refuse bag necking machine core according to an embodiment of the present utility model.

Fig. 8 is a schematic view of the sectional A-A structure of fig. 7.

Fig. 9 is an exploded view of a transmission mechanism according to an embodiment of the present utility model.

Fig. 10 is a schematic structural diagram of a transmission mechanism according to a first embodiment of the present utility model.

Fig. 11 is a schematic structural diagram of a second scissors assembly according to an embodiment of the present utility model.

Fig. 12 is a schematic view of a heat sealing knife according to an embodiment of the present utility model.

Fig. 13 is a schematic structural diagram of a transmission mechanism according to a second embodiment of the present utility model.

In the figure: 1. the garbage can body 2, the collection device 21, the bag storage device 211, the hollow cylinder 2111, the snap ring 2112, the ribs 212, the chassis 2121, the rim 213, the annular cover 2131, the snap portion 214, the sensor 22, the automatic bag feeding device 221, the first motor 222, the first gear set 223, the drive shaft 224, the second gear set 225, the bag feeding wheel set 2251, the first drive wheel 2252, the driven wheel 226, the gear protection housing 227, the torsion spring mechanism 2271, the straight slot 2272, the rotation shaft 2273, the arc stop 2274, the torsion spring 2275, the torsion spring stop 23, the transmission mechanism 231, the power device 232, the scissor hinge unit 2311, the second motor 2312, the first gear 2321, the fastener 23210, the first bolt 23211, the guide 23212, the fixing hole 2322, the first rack 2323, and the scissor. Hinge 2323a, first set of scissors 2323a1, first yoke 2323b, second set of scissors 2323b1, second yoke 2323b2, second throughbore 2323c, third set of scissors 2323c1, third yoke 2323c2, third throughbore 2323c3, second bolt 2323d, fourth set of scissors 2323d1, fourth yoke 2323d2, fourth elongated throughbore 2323d3, third bolt 24, shrink mechanism 241, first guide plate 242, second guide plate 2411, upper plate 2421, upper plate guide slot 2422, lower plate guide slot 243, guide shaft 2431, first spring set 2432, second spring set 25, pocket apparatus 251, first heat seal knife 252, second knife 2511, knife substrate 26, plate 3, garbage bag

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

In the description of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Embodiment one:

referring to fig. 1, a trash can includes: the garbage can body 1 includes disposal bag storage port and discharge opening, the shape structure of garbage can body 1 is not limited, can select according to actual need. For example, the structure may be a rectangular parallelepiped, a square, or the like. In one embodiment, the garbage can body 1 is a cuboid, the garbage bag storage opening is formed in the top of the cuboid, and the discharge opening is formed in the side wall (not shown in the figure) of the cuboid and is arranged on the collecting device 2 at the lower part of the garbage can body 1. The collecting device 2 includes: a bag storage 21 for providing a hollow refuse bag 3; an automatic bag feeding device 22 provided at the bottom of the bag storing device 21 for holding both sides of the garbage bag 3 and conveying the garbage bag 3 downward; the garbage bag necking machine core comprises a transmission mechanism 23, wherein the transmission mechanism 23 comprises a power device 231, a scissor hinge unit 232 and a necking mechanism 24, and a first guide plate 241 is arranged on the scissor hinge unit 232; a second guide plate 242 disposed opposite to the first guide plate 241; and a heat-sealing bag opening device 25, which is disposed at the bottom of the necking mechanism 24 and is used for sealing the garbage bag 3, and the garbage can realize functions of automatically delivering bags, automatically collecting, automatically packing and heat-sealing garbage. The garbage can also has the characteristics of convenience in carrying and the like, and is suitable for outdoor carrying or use by children and middle-aged and elderly people.

Referring to fig. 2 to 3, the bag storing device 21 includes: a hollow column 211 for sheathing the hollow garbage bag 3; a bottom plate 212 extending horizontally outwardly from the bottom end of the hollow cylinder 211, and the bottom plate 212 is fixed to the garbage can body 1; an annular cover 213 fastened to the top end of the hollow cylinder 211; wherein, one end of the garbage bag 3 bypasses the annular cover 213 from the outer side of the hollow cylinder 211 to the inner side of the hollow cylinder 211. The chassis 212 further includes a peripheral edge 2121, and the peripheral edge 2121 is longitudinally upward arranged along the edge of the chassis 212, so that the garbage bag 3 cannot run outwards during use; the device has another bagging mode, namely, the bag storage device 21 is not suitable, a folded soft bag is sleeved in an annular groove of a machine core base, the annular groove is buckled with the annular cover body 213, and preferably, the height of the surrounding edge 2121 is 15 mm-25 mm; in this embodiment, the height of the surrounding edge 2121 is 22mm. The other end of the hollow column 211 is provided with a clamping ring 2111 extending inwards; the annular cover 213 further includes a locking portion 2131 which mates with the locking ring 2111. Ribs 2112 are uniformly and vertically arranged on the side wall of the hollow cylinder 211. The bag storing device 21 further includes a sensor 214 disposed on a surface of the chassis 212 near the annular cover 213 for detecting a supply state of the garbage bag 3. Preferably, the thickness of the consumable material of the garbage bag 3 is 0.005 mm-0.2 mm; more preferably, the thickness of the consumable material of the garbage bag 3 is 0.01 mm-0.03 mm; in this embodiment, the thickness of the consumable material of the garbage bag 3 is 0.01mm.

Referring to fig. 4 to 5, the automatic bag feeding device 22 includes: a first motor 221; a first gear set 222 connected to the first motor 221; a drive shaft 223 disposed on the first gear set 222; a second gear set 224 connected to the transmission shaft 223, wherein the second gear set 224 and the first gear set 222 are symmetrically arranged, and each gear set comprises a driving gear and a driven gear matched with the driving gear; the bag feeding wheel sets 225 are symmetrically arranged on the first gear set 222 and the second gear set 224, each bag feeding wheel set 225 comprises a first driving wheel 2251 arranged on the driving gear and a first driven wheel 2252 arranged on the driven gear, and the first driving wheel 2251 and the first driven wheel 2252 in each bag feeding wheel set 225 are tangent. The first driving wheel 2251 and the first driven wheel 2252 are disposed on the same plane. The automatic bag feeding device 22 further includes a gear housing 226 respectively covering the first gear set 222 and the second gear set 224. The torsion spring mechanism 227 includes that the one end that the gear installation casing kept away from the driving gear sets up straight slot 2271, first driven wheel 2252 runs through the axis of rotation 2272 straight slot 2271 connects driven gear, cup joint arc dog 2273 on the axis of rotation 2272, the axis of rotation 2272 below sets up torsional spring 2274, torsional spring 2274 butt thereby arc dog 2273 realizes first driven wheel 2252's tiny displacement fixed disposal bag 3, gear installation casing 226 still including set up in torsional spring dog 2275 of straight slot 2271 below, torsional spring 2274 one end butt torsional spring dog 2275, the other end butt arc dog 2274, in the bagging process, owing to need with the help of bagging corrector realize pressing from both sides the one end of disposal bag 3 in bag wheelset 225, automatic bag feeding device 22's setting, driven gear can realize tiny downward displacement, thereby produces the clearance between first driving wheel 2251 and first driven wheel 2252, thereby makes corrector can get into first driven wheel 2251 and first driven wheel 2252, and take out the bagging device, and take out in the bagging device and reset the driving wheel 2252, take out the driving wheel 225 and take out the driving wheel 225, take out the correction device and reset the disposal bag 225, take out the bag 2252 and reset the bag 225.

The garbage bag 3 of the utility model comprises the following replacement steps: after the garbage bag 3 is used, the annular cover body 213 is separated from the hollow column body 211, a new garbage bag 3 is sleeved on the hollow column body 211, then the annular cover body 213 is buckled with the hollow column body 211, and one end of the garbage bag 3 is pulled up to bypass the annular cover body 213 from the outer side of the hollow column body 211 to enter the inner side of the hollow column body 211. The utility model can be used continuously by using the bagging correction device to jointly place one end of the garbage bag 3 in the bag feeding wheel set 225 and then taking out the bagging correction device, when the soft bag is used, the annular cover 213 is taken off from the machine core base, the soft bag is sleeved in the machine core annular groove, the annular cover 213 is buckled again, and the soft bag is pulled up to bypass the annular cover and placed in the bag feeding wheel set 225 so as to fix the soft bag.

Referring to fig. 6 to 11, a refuse bag necking machine core, including the transmission mechanism 23 includes:

a transmission mechanism 23 including a power device 231 and a scissor hinge unit 232; the necking mechanism 24 comprises a first guide plate 241 arranged on the scissor hinge unit 232 and a second guide plate 242 arranged opposite to the first guide plate 241; and a heat-sealing bag opening device 25 arranged on the first guide plate 241 and/or the second guide plate 242 for heat-sealing the contracted garbage bag 3; the power device 231 is used for driving the scissor hinge unit 232 to stretch and condense, so as to drive the first guide plate 241 to slide towards the second guide plate 242 relatively, so as to achieve the shrinkage and opening of the garbage bag 3.

The power device 231 includes a second motor 2311 and a speed reducer (not numbered in the figure) connected with the second motor 2311, the second motor 2311 is connected with a first gear 2312, the scissor hinge unit includes a fixing piece 2321, the fixing piece 2321 is provided with a guide groove 23211, the first gear 2322 is slidably connected with the guide groove 23211, the first gear 2312 is meshed with the first gear 2322, the first gear 2322 is connected with a scissor hinge 2323, the fixing piece 2321 is far away from one end of the first gear 2312 and is provided with a smooth surface wheel 2324, the smooth surface wheel 2324 is abutted against the first gear 2322, so that the first gear 2322 can operate more stably, the first gear 2322 is prevented from generating vertical jump under the condition of being stressed, the movement is unsmooth or the speed of the first gear 2322 is seriously worn, in other embodiments, the first gear 2322 is further fixed by using the gears, at this time, the first gear 2322 is provided with meshing teeth, the first gear 2322 is fixed by using the first gear 2323, and the bidirectional stability of the scissor hinge includes: 2-6 sets of scissors groups, with the length of each scissors group increasing in a direction away from the first rack 2322. Preferably, the scissors hinge 2323 includes: 3-5 shearing fork groups. This is because, on the one hand, if the number is too small, the increase in the range is not obvious, and it is difficult to achieve effective necking, and on the other hand, if the number is too large, the mechanism is liable to be unstable. In one embodiment, the scissor hinge 2323 includes: 4 shearing fork groups. Specifically, the scissors hinge 2323 includes a first scissors group 2323a, which includes two first scissors arms 2323a1, and one end of the first scissors arm 2323a1 is rotatably disposed on the first rack 2322. The second scissors group 2323b includes two second scissors arms 2323b1 that are arranged in a crossing manner, and a second through hole 2323b2 is arranged at the crossing point of each second scissors arm 2323b 1; one end of each second scissor fork arm 2323B1 is respectively connected with one end of each first scissor fork arm 2323a1 in a rotating way, the fixing piece 2321 further comprises a first bolt 23210, the first bolt 23210 is arranged in the second through hole 2323B2 in a penetrating way, so that the second scissor fork arms 2323B1 can swing around the first bolt 23210 for increasing the stroke, the second through hole 2323B2 is arranged at one end of the second scissor fork arms 2323B1 close to the first scissor fork group 2323a, the second scissor fork arms 2323B1 are divided into a second front scissor fork arm 2323B11 and a second rear scissor fork arm 2323B12, namely the length of the second front scissor fork arm 2323B11 is smaller than the second rear scissor fork arm 2323B12, at this time, the angle A between the second front scissor arms 2323B11 and the angle B between the second rear fork arms 2323B12 are moved, and the second fork arms 2323B2 are arranged at the same distance when the second front scissor arms 2323B1 are arranged at the second front scissor fork arms 2323B 3B2 and the second fork arms 2323B2 c, and the three-way fork arms 2323B2 are arranged at the same distance which is longer than the second fork arm 2323B2 c, and the three-way fork arms 2323B2 are arranged at the second front fork arms 2323B 3B2, and the length which is longer than the second front fork arm 2323B2, and the length of the second front scissor fork arms 2323B is more than the second fork arms 2323B2, so that the length is more than the second fork arms 2323B2 and the three-and the fork arms B3B are arranged; one end of each third shearing arm 2323c1 is respectively connected with the other end of each second shearing arm 2323b1 in a rotating way, the second bolt 2323c3 is arranged in the third through hole 2323c2 in a penetrating way, the third shearing arms are conductive, multiple groups of third shearing groups 2323c can be arranged, and in the embodiment, one group of third shearing groups 2323c is arranged.

The fourth scissors group 2323d includes two fourth scissors arms 2323d1 and a third bolt 2323d3 that are arranged in a crossing manner, and a fourth strip-shaped through hole 2323d2 is arranged at the crossing point of each fourth scissors arm 2323cd 1; one end of each fourth scissor arm 2323d1 is respectively connected with the other end of each third scissor arm 2323c1 in a rotating way, the third bolt 2323d3 is arranged in the fourth strip-shaped through hole 2323d2 in a penetrating way, according to the working principle of a scissor hinge, in order to realize that one end of the fourth scissor arm 2323d1 far away from the third scissor group 2323c is connected with the first guide plate 241 in a rotating way, the movement stability of the scissor hinge 2323 is increased, therefore, the fourth strip-shaped through hole 2323d2 is arranged to realize the angle change between the fourth scissor arms 2323d1 so as to realize the movement of the scissor hinge 2323, the fourth scissor arm 2323d1 also has a limiting function, the movement of the scissor hinge 2323 in the length range of the fourth strip-shaped through hole 2323d2 is limited, and the stability of the scissor hinge 2323 is utilized to ensure the stability of the reciprocating movement; the utility model utilizes the length of each scissor group of the scissor hinge 2323 to gradually increase along the direction away from the first rack 2322, thereby reflecting the range-increasing effect of the transmission mechanism 23, reducing the rotation of the second motor 2311 when sealing each time, and realizing the effect of energy saving.

Referring to fig. 6 to 9, the necking mechanism 24 includes a first guide plate 241 provided on the scissor hinge unit 232, a second guide plate 242 provided opposite to the first guide plate 241, the first guide plate 241 sliding toward the second guide plate 242 for achieving necking of the garbage bag mouth, the first guide plate 241 and the second guide plate 242 each having a double-layered structure, the first guide plate 241 including an upper clamp plate 2411 and a lower clamp plate 2412, the second guide plate 242 being provided with an upper clamp plate guide groove 2421 and a lower clamp plate guide groove 2422 respectively adapted to the upper clamp plate 2411 and the lower clamp plate 2412, the upper clamp plate 2411 slidably connecting with the upper clamp plate guide groove 2421 to achieve upper necking of the garbage bag mouth, the lower clamp plate 2412 slidably connecting with the lower clamp plate guide groove 2422 to achieve lower necking of the garbage bag mouth to achieve more accurate sealing of the garbage bag 3, and the stability of the sealing of the garbage bag is increased by utilizing the guiding functions of the first guide plate 241 and the second guide plate 242, the guide shaft 243 of the positioning hole is provided with a first spring set 2431 arranged at one end of the guide shaft 243 close to the first guide plate 241, a second spring set 2432 arranged at one end of the guide shaft 243 close to the second guide plate 242, in the initial state, the scissor hinge unit 232 and the power device 231 are in a tightening state, the first guide plate 241 compresses the first spring set 2431, when the power device 231 drives the scissor hinge unit 232 to extend, the first guide plate 241 tightly pushes the first guide plate 241 under the elastic force of the first spring set 2431 so as to eliminate the movement generated between the scissor hinge units 232 due to the gaps, so that the scissor hinge unit 232 is in a stable state when running, if the first spring set 2431 does not eliminate the gaps, when the power device 231 is started, because of the gap between the scissor hinge units 232, the scissor hinge units 232 start to move after the gap is needed to be removed, that is, the movement of the scissor hinge units 232 is delayed, so that the movement of the scissor hinge units 232 is not smooth, when the first guide plate 241 and the second guide plate 242 are in contact with each other, the second guide plate 242 compresses the second spring set 2432 to buffer the acting force between the heat sealing bag devices, after the heat sealing is finished, the power device 231 drives the scissor hinge units 242 to retract, and the second spring set 2432 pushes the second guide plate 242 tightly to assist in discharging.

Referring to fig. 6 to 12, in one embodiment, the heat seal bag opening device 25 includes: the garbage bag comprises a first heat-sealing knife 251 and a second heat-sealing knife 252 which is arranged opposite to the first heat-sealing knife 251, wherein the second heat-sealing knife is used for moving towards the first heat-sealing knife 251 under the drive of a transmission mechanism 23 so as to realize heat sealing of the contracted garbage bag. Each heat sealing knife comprises a heat sealing knife substrate 2511 and a heat sealing knife edge 2512 vertically connected to the heat sealing knife substrate 2511, the first heat sealing knife substrate 2511 is arranged between an upper clamping plate guide groove 2411 and a lower clamping plate guide groove 2412 of the first guide plate 241, the second heat sealing knife substrate is fixed between an upper clamping plate 2421 and a lower clamping plate 2422 of the second guide plate 242, and the heat sealing device further comprises heating wires (not shown in the figure) arranged on the inner side of the heat sealing knife substrate 2411.

The utility model has the following using effects: the soft bag or bag storage device 21 is used for realizing convenient and quick replacement of the garbage bag 3; the symmetrically arranged automatic bag feeding devices 22 realize synchronous bag feeding on two sides, and ensure the consistency of the movement of the garbage bags 3; the necking mechanism 24 can shrink the bag mouth of the garbage bag when the garbage can is used for a single time; the heat-sealing bag opening device 25 heat-seals the bag opening of the garbage bag 3 after the bag opening is contracted, the heat-sealing and packaging of the garbage bag 3 are completed, excrement is prevented from overflowing, and the first motor 221 is used for replacing a motor capable of accurately controlling the rotation number of turns. Further, in this embodiment, the gear mounting housing 226 is made of plastic material integrally formed, so that the cost can be significantly reduced, the weight of the product can be reduced, and the carrying is convenient. The gear mounting housing 226 is far away from the one end of the first motor 221 and is provided with a straight slot 2271, the first driven wheel 2252 penetrates through the straight slot 2271 through a rotating shaft 2272 and is connected with a driven gear 2222, an arc-shaped stop block 2273 is sleeved on the rotating shaft 2272, a torsion spring 2274 is arranged below the rotating shaft 2272, and the torsion spring 2274 abuts against the arc-shaped stop block 2273 to realize the tiny displacement of the first driven wheel 2252 so as to fix the garbage bag 3. The further utility model also utilizes the length of each scissor group of the scissor hinge 2323 to gradually increase along the direction away from the first rack 2322, thereby realizing the range-increasing effect of the transmission mechanism 23, reducing the rotation of the second motor 2311 during each sealing, and realizing the energy-saving effect. Further, the stability of the garbage bag seal is improved by the guiding functions of the first guide plate 241, the second guide plate 242 and the guide shaft 243, and the elastic force of the first spring set 2431 acts to tightly push the first guide plate 241, so that the movement generated by the gap between the scissor hinge units 232 is eliminated, the scissor hinge units 232 are in a stable state when running, the second spring set 2432 is used for buffering the acting force between the heat seal bag opening devices 25, preventing the excessive acting force between the heat seal bag opening devices 25 from melting the garbage bag opening to break to generate a gap, so that the odor of the garbage bag 3 is diffused, after the heat seal is finished, the power device 231 drives the scissor hinge units 242 to retract, and the second spring set 2432 tightly pushes the second guide plate 242, so that the garbage bag 3 after the heat seal is prevented from being adhered on the second guide plate, and the effect of assisting in discharging is achieved.

The utility model also comprises a control method of the dustbin, which comprises the following steps:

s10: securing the trash bag to the bag storage; the method comprises the following steps: taking a new garbage bag 3, sleeving the garbage bag 3 on the hollow cylinder 211, then buckling the annular cover body 213 with the hollow cylinder 211, pulling one end of the garbage bag 3 to bypass the annular cover body 213 from the outer side of the hollow cylinder 211 to enter the inner side of the hollow cylinder 211, jointly placing one end of the garbage bag 3 in the bag feeding wheel set 225 by using a bag filling correction device, and then taking out the bag filling correction device; if the soft bag is used, the annular cover 213 is taken down from the core base, the soft bag is sleeved in the core annular groove, the annular cover 213 is buckled, and the soft bag is pulled up to bypass the annular cover and is placed in the bag feeding wheel set 225, so that the soft bag is fixed.

S20: when garbage is put in, the garbage bag is opened through the garbage bag necking machine core;

s30: after the garbage is put in, the garbage bag necking machine core is used for necking again; the sensor is used for monitoring the throwing of garbage, and the necking mechanism is used for sealing the garbage bags to prevent the garbage bin from being rotten and smelly and diverging.

S40: when the garbage bag is full, the garbage bag is stretched out of the bag storing device through the automatic bag feeding device: when the garbage can is full through the inductor, the automatic bag feeding device 22 can be started, the two bag feeding wheel sets 225 clamp the garbage bag 3 or the soft bag, the first motor 221 drives the first gear set 222 and the second gear set 224 to synchronously pull the garbage bag downwards to be separated from the hollow cylinder 211.

S50: and (3) conveying bags by the automatic bag conveying device by a preset distance, wherein the distance is that the garbage bag opening is within the working range of the necking mechanism 24 of the garbage bag necking machine core.

S60: through the sealing of disposal bag throat core, second motor 2311 drive cut fork hinge 2323 and then drive first deflector 241 is to second deflector 242 relative slip in order to realize the shrink of disposal bag mouth 3 with open sealing device 25 and carry out the sack heat-seal to the disposal bag 3 after the shrink pocket mouth, accomplish the heat-seal packing to disposal bag 3, prevent that the rubbish stink from giving off.

Embodiment two:

referring to fig. 13, this embodiment is substantially the same as the first embodiment except that the power unit 231 includes a first cylinder 2313 connected to the second shear bank 2323 b; the second shearing arm 2323b1 further includes a fifth through hole 2323b13 disposed at an end of the second front shearing arm 2323b11 away from the second through hole 23232, wherein the fifth through hole 2323b13 of one second shearing arm 2323b1 is connected with the first cylinder 2313, and the first bolt 23210 is inserted into the fifth through hole 2323b13 of the other second shearing arm 2323b1, so as to improve stability of the shearing hinge 2323, in this embodiment, simplify the structure of the transmission mechanism 23, and utilize stability of the first cylinder 2313 to drive the shearing hinge 2323, so as to avoid the problems of unstable transmission, poor sealing effect and the like caused by large matching tolerance of the first rack 2322.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A refuse bag necking movement, comprising:

the transmission mechanism comprises a power device and a scissor hinge unit;

the necking mechanism comprises a first guide plate arranged on the scissor hinge unit and a second guide plate arranged opposite to the first guide plate;

the power device comprises a second motor and a first gear connected with the second motor; the shearing fork hinge unit comprises a fixing piece, a guide groove arranged on the fixing piece, a first rack which is accommodated in the guide groove and meshed with the first gear, and a shearing fork hinge connected with the first rack, wherein the power device is used for driving the shearing fork hinge unit to stretch and condense, and further driving the first guide plate to relatively slide towards the second guide plate so as to realize the shrinkage and opening of the garbage bag; the scissors hinge includes: 3-5 groups of scissors groups, wherein the length of each scissors group increases gradually along the direction away from the first rack.

2. A refuse bag necking machine core according to claim 1, characterized in that the scissors hinge comprises: 4 shearing fork groups.

3. A refuse bag necking machine core according to claim 2, characterized in that the scissors hinge comprises:

the first shearing fork group comprises two first shearing fork arms, and one end of each first shearing fork arm is rotatably arranged on the first rack;

the second shearing fork group comprises two second shearing fork arms which are arranged in a crossing way, and a second through hole is formed at the crossing point of each second shearing fork arm; one end of each second shearing fork arm is respectively connected with the other end of each first shearing fork arm in a rotating way, and the fixing piece further comprises a first bolt which is arranged in the second through hole in a penetrating way, so that the second shearing fork arms can swing around the first bolts for extending the range.

4. A refuse bag necking machine in accordance with claim 3, characterized in that said scissors hinge further comprises:

the third shearing fork group comprises two third shearing fork arms and second bolts which are arranged in a crossing way, and a third through hole is formed at the crossing point of each third shearing fork arm; one end of each third shearing fork arm is respectively connected with the other end of each second shearing fork arm in a rotating way, and the second bolt penetrates through the third through hole;

the fourth shearing fork group comprises two fourth shearing fork arms and third bolts which are arranged in a crossing way, and a fourth strip-shaped through hole is formed at the crossing point of each fourth shearing fork arm; one end of each fourth shearing fork arm is respectively connected with the other end of each third shearing fork arm in a rotating way, and the third bolt penetrates through the fourth strip-shaped through hole.

5. The garbage bag necking machine core according to claim 1, wherein the first guide plate and the second guide plate are of double-layer structures, the first guide plate comprises an upper clamping plate and a lower clamping plate, the second guide plate is provided with an upper clamping plate guide groove and a lower clamping plate guide groove which are respectively matched with the upper clamping plate and the lower clamping plate, the upper clamping plate is in sliding connection with the upper clamping plate guide groove so as to achieve upper portion shrinkage of a garbage bag opening, and the lower clamping plate is in sliding connection with the lower clamping plate guide groove so as to achieve lower portion shrinkage of the garbage bag opening.

6. The garbage bag necking machine core according to claim 5, wherein positioning holes are formed in two sides of the first guide plate and the second guide plate, guide shafts are accommodated in the positioning holes, the guide shafts are arranged on the first spring groups close to one ends of the first guide plates, in an initial state, the scissor hinge units and the power device are in a tightening state, the first guide plates compress the first spring groups, and when the power device drives the scissor hinge units to extend, the first guide plates tightly push the first guide plates under the action of elasticity of the first spring groups, so that movement generated by gaps between the scissor hinge units is eliminated, and the scissor hinge units are in a stable state when running.

7. A refuse bag necking machine core according to claim 6, characterized in that the second spring group is arranged at one end of the guide shaft close to the second guide plate, when the first guide plate is contacted with the second guide plate, the second guide plate compresses the second spring group to buffer the acting force between the necking mechanisms, after the heat sealing is finished, the power device drives the scissor hinge unit to retract, and the second spring group pushes the second guide plate tightly to assist discharging.

8. A trash can, comprising:

the garbage can body comprises a garbage bag storage opening and a discharge opening;

the bag storage device is arranged at the garbage bag storage opening and used for storing hollow garbage bags;

the automatic bag feeding device is arranged below the bag storage device;

and the refuse bag necking machine core comprising any one of claims 1-7 is arranged below the automatic bag feeding device.

9. A trash can according to claim 8, wherein the bag storage device comprises:

the hollow column is used for sleeving a hollow garbage bag;

a chassis extending horizontally outwards from the bottom end of the hollow cylinder, and fixed on the garbage can body;

the annular cover body is buckled at the top end of the hollow cylinder;

one end of the garbage bag bypasses the annular cover body from the outer side of the hollow cylinder to enter the inner side of the hollow cylinder.

10. The trash can of claim 8, wherein the automatic bag feeding device comprises:

a first motor;

a first gear set connected to the motor;

a drive shaft disposed on the first gear set;

the second gear set is connected with the transmission shaft and is symmetrically arranged with the first gear set, and each gear set comprises a driving gear and a driven gear matched with the driving gear;

the bag feeding wheel sets are symmetrically arranged on the first gear set and the second gear set, each bag feeding wheel set comprises a first driving wheel arranged on the driving gear and a first driven wheel arranged on the driven gear, and the first driving wheel and the first driven wheel in each bag feeding wheel set are tangent.

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