CN111268310B - Feeding mechanism - Google Patents

Abstract

The invention relates to a feeding mechanism which comprises a barrel body, wherein the barrel body is internally provided with a feeding mechanism, the feeding mechanism comprises a horizontally arranged feeding roller, clamping convex blocks are arranged on the feeding roller, the clamping convex blocks are arranged along the length direction of the feeding roller, the clamping convex blocks are arranged along the radial direction of the feeding roller, the clamping convex blocks are abutted against the inner wall of a pipe cavity of a garbage bag material roll, a plurality of groups of material guide rollers are arranged beside the feeding roller, an opening shell is arranged at the outlet position of each material guide roller, one end of each opening shell is shaped like a flat shovel, the other end of each opening shell is cylindrical and vertically arranged, the opening shell can effectively carry out bag opening operation on garbage bags, and further opening operation on the garbage bags is realized, so that the garbage bags are sleeved in the barrel body by using a bag opening mechanism, and the garbage bags are.

Description

Feeding mechanism

Technical Field

The invention relates to the field of public equipment, in particular to a feeding mechanism.

Background

For public areas such as large community garbage cans are mostly disposable garbage cans, after the garbage cans are full, property staff are required to regularly transfer the garbage cans to a garbage storage area, and empty garbage cans are transferred to an area where the garbage cans in a community are placed, the garbage cans are difficult to transfer and inconvenient to use in actual use, however, when the existing community disposable garbage cans are actually used, a garbage bag can be sleeved, when the garbage bag is replaced, the property staff need to lift the garbage bag filled with the garbage out of the garbage can, and need to sleeve a new garbage bag on the garbage can, when in actual operation, due to the fact that sewage or other fluid-shaped dirt is difficult to adhere to the outer surface of the garbage bag, when a person replaces the new garbage bag, the person is difficult to avoid, and the garbage bag full of dirt can not be directly placed on the ground, the garbage can only be used for sleeving a new garbage bag at a specified position, so that the garbage bag filled with garbage is usually forgotten to be sleeved on the garbage can to be sleeved with the new garbage bag, and therefore, the convenience degree is not enough when the garbage can is in actual use due to the common design in the prior art.

Disclosure of Invention

The invention aims to provide a feeding mechanism which can effectively realize continuous feeding of a roll material of a garbage bag.

The technical scheme adopted by the invention is as follows.

The utility model provides a feeding mechanism, includes the staving, be provided with feeding mechanism in the staving, feeding mechanism includes the feed roll that the level was arranged be provided with on the feed roll and press from both sides tight lug, press from both sides tight lug and arrange along feed roll length direction, press from both sides tight lug and press from both sides the radial direction arrangement of feed roll, press from both sides tight lug and lean on with the lumen inner wall that disposal bag rolled up the material, the side of feed roll is provided with multiunit guide roller, the exit position of guide roller is provided with the opening casing, opening casing one end is flat shovel form, the other end is cylindrical and vertical arranging.

The invention also has the following features:

the feeding roller is of a tubular structure, a clamping lug is arranged outside the pipe wall of the feeding roller, the clamping lug is in an elastic sheet shape, one end of the clamping lug is fixed with one end of the strip-shaped opening, the clamping lug is cantilevered along the length direction of the clamping lug, and the outer side of the clamping lug extends out of the strip-shaped opening.

The outer side of the clamping convex block comprises a guide inclined plane and a horizontal clamping section, and the horizontal clamping section is abutted against the inner wall of the pipe cavity of the garbage bag material roll.

The one end rotary type setting of feed roller is on the feed frame, the feed frame rotary type sets up in the frame, be provided with the torsional spring in the pivot of feed frame, the torsional spring makes the feed roller be in high-end position.

The material guide roller comprises a first roller arranged beside the feeding roller, a second roller is arranged beside the first roller in parallel, the second roller is arranged below the lower end of the open shell, and the first roller and the feeding roller are arranged in parallel.

The upper end of the opening shell is provided with a clamping lantern ring, the clamping lantern ring is used for clamping and fixing the bag opening of the garbage bag, and the clamping lantern ring and the upper end of the opening shell are arranged concentrically.

The upper end of opening casing is tubular column structure and vertical has the strip opening, be provided with the vertical opening that corresponds with the strip opening on the clamping ring cover ring, the upper end outside of opening casing is provided with annular step groove, annular step groove overcoat is equipped with the brush ring, brush ring outer fringe circumference is provided with the brush hair.

The inner wall of the clamping sleeve ring is provided with a clamping brush ring, bristles are arranged in the circumferential direction of the inner wall of the clamping brush ring, and the clamping brush ring corresponds to the brush ring in position and is concentrically arranged.

The inner wall circumference direction interval arrangement that presss from both sides tight brush ring is a plurality of breachs of dodging, it is two lamella formula structures to press from both sides tight brush ring, the upper end that presss from both sides tight brush ring is kept away from ring core position respectively and is provided with the extension support, the slip of extension support sets up on the support, be provided with pressure spring on the extension support, pressure spring level arrange and both ends respectively with extend on support and the support.

The feeding device is characterized in that a first wire wheel is arranged beside the support, a pull rope is arranged on the first wire wheel, one end of the pull rope is connected with one end of the extension support, the pull rope is abutted against the first wire wheel, a second wire wheel is arranged beside the feeding frame, and the pull rope is abutted against the second wire wheel and one end of the second wire wheel is connected with the middle section of the feeding frame.

The invention has the technical effects that: the garbage bag roll material is a continuous closed plastic pipe, the plastic pipe is wound into a finished product roll material after being blown by a garbage production enterprise, a winding paper rod is arranged on the finished product roll material and sleeved on a feeding roller, clamping of the winding paper rod is implemented by using a clamping lug, one end of a garbage bag is guided to an opening shell position through a plurality of groups of guide rollers, one point flat shovel end of the opening shell is guided in from one end of the garbage bag and guided out from an upper end cylindrical opening of the opening shell into a bag supporting mechanism, bag supporting operation of the garbage bag can be effectively implemented by the opening shell, opening operation of the garbage bag is further implemented, and therefore the garbage bag is sleeved in the barrel body in a penetrating mode through the bag supporting mechanism, and sleeving operation of the garbage bag is achieved.

Drawings

FIGS. 1 and 2 are schematic diagrams of two kinds of view structures of a large garbage can for a community;

FIGS. 3 and 4 are schematic diagrams of two kinds of structures of the community with the large trash can removed from the housing;

FIG. 5 is a front view of the large trash can for a community after being removed from the housing;

FIGS. 6 and 7 are schematic diagrams of two perspective structures of a feeding mechanism in a large garbage can for a community;

FIG. 8 is a top view of the feeding mechanism in a large trash can for community use;

FIG. 9 is a cut-away view of FIG. 8;

FIG. 10 is a schematic view of a part of a feeding mechanism in a large garbage can for community;

FIGS. 11 and 12 are schematic views of the open housing of the feeding mechanism from two different perspectives;

FIGS. 13 and 14 are schematic views of the upper end portion of the opening housing of the feeding mechanism from two different perspectives;

FIGS. 15 and 16 are schematic views of two perspective structures of the tub;

FIG. 17 is a cut-away view of the barrel;

FIG. 18 is a schematic view of a door structure of the bag opening mechanism;

FIG. 19 is a front view of the tub and the bag opening mechanism;

FIGS. 20 and 21 are schematic views of the sealing mechanism from two different perspectives;

FIG. 22 is a top view of the sealing mechanism;

figure 23 is a front view of the sealing mechanism.

Detailed Description

In order that the objects and advantages of the invention will be more clearly understood, the invention will now be described in detail with reference to the following examples. It is to be understood that the following text is merely illustrative of one or more specific embodiments of the invention and does not strictly limit the scope of the invention as specifically claimed. As used herein, the terms "parallel" and "perpendicular" are not limited to their strict geometric definitions, but include tolerances for machining or human error, legibility and inconsistency;

the feeding mechanism of the invention is explained in detail below with reference to a large garbage can for the whole community:

the large trash can for community of the present invention is described in detail below with reference to fig. 1 to 23:

a large garbage can for communities comprises a can body 10, wherein a feeding mechanism 20 is arranged in the can body 10, a bag opening mechanism 30 is arranged at an outlet of the feeding mechanism 20, a single garbage bag is sleeved in the can body 10 through the bag opening mechanism 30, a sealing and ironing mechanism is arranged at a feed inlet of the bag opening mechanism 30, and the sealing and ironing mechanism is used for cutting off and sealing and ironing the bottom of the garbage bag;

combine fig. 1 to 5 shown, this garbage bin is when in-service use, set up the coil stock of disposal bag on feed mechanism 20, feed mechanism 20 leads the disposal bag and send to bag opening mechanism 30 on, bag opening mechanism 30 leads the disposal bag and sends to in the staving 10, and the realization is to the operation of wearing the cover of disposal bag, make the disposal bag cover establish in staving 10, accomplish the bagging operation to the disposal bag, then utilize to seal to scald the lower extreme seal of disposal bag with scalding the mechanism and scald, the operation of sealing the bottom of disposal bag is accomplished, this garbage bin can conveniently change the disposal bag, it is higher to use convenient degree.

As a preferred embodiment of the present invention, as shown in fig. 3 to 10, the feeding mechanism 20 includes a horizontally disposed feeding roller 21, a clamping protrusion 211 is disposed on the feeding roller 21, the clamping protrusion 211 is disposed along a length direction of the feeding roller 21, the clamping protrusion 211 is disposed to press a radial direction of the feeding roller 21, the clamping protrusion 211 abuts against an inner wall of a tube cavity of the roll of garbage bag material, a plurality of sets of guide rollers are disposed beside the feeding roller 21, an outlet of the guide rollers is provided with an opening housing 22, one end of the opening housing 22 is shaped like a flat shovel, and the other end of the opening housing is cylindrical and vertically disposed;

the roll material of the garbage bag is a continuous closed plastic pipe, the plastic pipe is wound into a finished roll material after being subjected to blow molding by garbage manufacturing enterprises, a winding paper rod is arranged on the finished roll material, the winding paper rod is sleeved on the feeding roller 21, the winding paper rod is clamped by the clamping convex block 211, one end of the garbage bag is guided to the position of the opening shell 22 through a plurality of groups of material guiding rollers, one point flat shovel end of the opening shell 22 is guided in from one end of the garbage bag and is guided out from the upper end cylindrical opening of the opening shell 22 to the bag supporting mechanism 30, the opening shell 22 can effectively carry out bag supporting operation on the garbage bag, opening operation on the garbage bag is further realized, and the garbage bag is sleeved in the barrel body 10 in a penetrating mode through the bag supporting mechanism 30, so that sleeving operation on the garbage bag is realized.

More specifically, as shown in fig. 10, the feeding roller 21 is of a tubular structure, a clamping protrusion is formed outside a tube wall of the feeding roller 21, the clamping protrusion 211 is of a spring sheet shape, one end of the clamping protrusion is fixed to one end of the strip-shaped opening 2111, the clamping protrusion 211 overhangs along a length direction of the clamping protrusion, and an outer plate surface of the clamping protrusion extends out of the strip-shaped opening 2111;

the outer side of the clamping convex block 211 comprises a guide inclined surface 2112 and a horizontal clamping section 2113, and the horizontal clamping section 2113 is abutted against the inner wall of the tube cavity of the garbage bag material roll;

the rod of the roll is inserted from one end of the feed roller 21 and the guide slope 2112 is deformed to clamp the inner wall of the rod of the roll by the horizontal clamp section 2113, thereby clamping and fixing the roll.

In order to implement the elastic support for the feeding roller 21, so that the feeding roller 21 can implement an effective clamping operation for the extracted garbage bag, one end of the feeding roller 21 is rotatably disposed on the feeding frame 23, the feeding frame 23 is rotatably disposed on the frame 231, a torsion spring 232 is disposed on a rotating shaft of the feeding frame 23, and the torsion spring 232 enables the feeding roller 21 to be in a high-end position;

foretell torsional spring 232 makes feed roll 21 be in high-end position, uses to be close the back that finishes using when the disposal bag that is located on the paper rod, and torsional spring 232 is under no tension, is provided with the switch on feed roll 21's the articulated shaft, and the switch is connected with the alarm, and the alarm suggestion staff rolls up new disposal bag material and wears the cover on feed roll 21, realizes the feed to new material book.

In order to tension and flatten the garbage bags and realize feeding and guiding of the garbage bags, the material guiding roller comprises a first roller 241 arranged beside the feeding roller 21, a second roller 242 is arranged beside the first roller 241 in parallel, the second roller 242 is arranged below the lower end of the open shell 22, and the first roller 241 is arranged in parallel with the feeding roller 21;

the first roller 241 and the second roller 242 flatten the trash bag, and a worker holds one end of the trash bag to make the trash bag to be pulled on from one end of the open housing 22 and to be pulled on from the open housing 22 to the cylindrical end of the upper end.

In order to clamp the opening of the garbage bag at the upper end of the opening shell 22 and prevent the garbage bag from falling off from the cylindrical section at the upper end of the opening shell 22 at will, a clamping sleeve ring 25 is arranged at the upper end of the opening shell 22, the clamping sleeve ring 25 is used for clamping and fixing the opening of the garbage bag, and the clamping sleeve ring 25 and the upper end of the opening shell 22 are concentrically arranged;

the clamping collar 25 and the upper end cylindrical section of the opening shell 22 are concentrically arranged, so that the bag opening of the garbage bag is positioned between the clamping collar 25 and the opening shell 22, and the clamping fixation of the bag opening at the upper end of the garbage bag is realized.

More specifically, the upper end of the opening shell 22 is of a tubular column structure and is vertically provided with a strip-shaped opening 221, the clamping collar 25 is provided with a vertical opening 251 corresponding to the strip-shaped opening 221, the outer side of the upper end of the opening shell 22 is provided with an annular step groove 222, the annular step groove 222 is sleeved with a brush ring 223, and the outer edge of the brush ring 223 is circumferentially provided with bristles;

the staff holds the one end that the rubbish area material was rolled up, make the disposal bag open a mouthful, and make the sack import from the one end of opening casing 22, make the disposal bag derive from the upper end of opening casing 22, hand is from strip opening 221 position upwards to wipe the disposal bag sack and is established between clamping collar 25 and opening casing 22, thereby realize the fixed to disposal bag one end, foretell annular step groove 222 cooperates with clamping collar 25, can effectively fix the disposal bag sack, under the effect of brush ring 223, when avoiding damaging the disposal bag, can also effectively ensure the clamp to the disposal bag, when the aforesaid bag mechanism 30 that props of cooperation carries out the promotion to the disposal bag, under the effect of brush ring 223, can effectively strut the flat with the disposal bag, eliminate the too big problem of frictional force that appears because film and opening casing 22 direct contact, thereby avoid the disposal bag to tear.

More specifically, in order to realize abutting clamping on the outer side of the garbage belt, a clamping brush ring 252 is arranged on the inner wall of the clamping collar 25, bristles are arranged on the inner wall of the clamping brush ring 252 in the circumferential direction, and the clamping brush ring 252 and the brush ring 223 are arranged in a corresponding and concentric manner;

the clamping brush ring 252 is opposite to and abutted against the brush ring 223, so that the outer surface and the inner surface of the garbage bag can be effectively flattened, and when the clamping brush ring 252 is abutted against the brush ring 223, the fixed clamping operation on the bag opening of the garbage bag can be effectively realized;

more specifically, in order to conveniently sleeve the bag opening of the garbage bag on the upper end cylindrical tube of the opening housing 22, a plurality of avoidance notches 2521 are arranged at intervals in the circumferential direction of the inner wall of the clamping brush ring 252, the clamping brush ring 252 is of a two-piece structure, an extension bracket 253 is arranged at the upper end of the clamping brush ring 252 away from the ring core, the extension bracket 253 is arranged on the bracket 254 in a sliding manner, a compression spring 2541 is arranged on the extension bracket 253, and the compression spring 2541 is arranged horizontally and two ends of the compression spring are connected with the extension bracket 253 and the bracket 254;

after one end of the garbage bag is inserted into the upper end of the open housing 22, the clamping brush rings 252 slide along the brackets 254 and move away from each other, and after the garbage bag is located at the upper end of the open housing 22, the extension brackets 253 are released, and the clamping brush rings 252 clamp the upper end of the garbage bag under the action of the elastic extrusion force of the compression springs 2541, so that one end of the garbage bag is fixed.

As shown in fig. 3 to 9, the opening shell 22 extends in an overall curved shape, two ends of the opening shell 22 are arranged horizontally and vertically, the horizontal end of the opening shell 22 is in a flat shovel shape, and a supporting ball 220 is arranged in the circumferential direction of the outer wall of the opening shell 22, the opening shell 22 is arranged in the supporting sleeve 60, the extending direction of the supporting sleeve 60 is consistent with the extending direction of the opening shell 22, and the supporting ball 220 abuts against the inner wall of the supporting sleeve 60 and enables the opening shell 22 to be stably supported in the supporting sleeve 60, so that the opening shell 22 is movably supported, a pipe body of a closed garbage bag is sleeved, and the opening shell 22 is supported;

one end of the supporting sleeve 60 is of a horn-shaped structure, as shown in a combined view of fig. 9, an opening 61 is formed in the outer wall of the supporting sleeve 60, one end of a garbage bag can be guided in from a horizontal horn mouth of the supporting sleeve 60 by a worker and is sleeved on the opening shell 22 in a penetrating mode, the vertical end of the opening shell 22 is led out upwards, the garbage bag is sleeved and unfolded, when the garbage bag is sleeved in the barrel body 10 in a penetrating mode under the action of the bag supporting mechanism 30, the garbage bag can effectively pass through a gap between the supporting ball 220 and the supporting sleeve 60, and friction resistance is reduced.

More specifically, in the actual process of threading and sleeving the garbage bag, a first guide wheel 255 is arranged beside the support 254, a pull rope 256 is arranged on the first guide wheel 255, one end of the pull rope 256 is connected with one end of the extension support 253, the pull rope 256 abuts against the first guide wheel 255, a second guide wheel 233 is arranged beside the feeding frame 23, and the pull rope 256 abuts against the second guide wheel 233 and has one end connected with the middle section of the feeding frame 23;

when the garbage bag is replaced, the feeding frame 23 deflects around the hinge shaft of the support 254, so that the pull rope 256 is pulled, the extension support 253 is far away from the brush ring 223, the clamping brush ring 252 is far away from the brush ring 223, the upper end of the garbage bag is conveniently sleeved on the opening shell 22, and the manual garbage bag material receiving operation is further completed;

referring to fig. 13 to 18, a detailed description will be given below of how the garbage bag is vertically guided from the opening housing 22 to the opening position of the can body 10, where the bag supporting mechanism 30 includes a bag supporting ring 31 disposed in the can body 10, the brush ring 223 is in an arc plate shape and is disposed at the bottom position of the annular stepped groove 222 at equal intervals, the inner wall of the bag supporting ring 31 is provided with a clamping brush plate 32, the clamping brush plate 32 extends along the core direction of the bag supporting ring 31, the outer plate surface of the clamping brush plate 32 is provided with bristles, and the clamping brush plate 32 is clamped in the gap between the brush rings 223;

the bag supporting ring 31 vertically arranged on the inner wall of the barrel body 10 is characterized in that when the bag supporting ring 31 vertically moves downwards to the upper end position of the opening shell 22, the clamping brush plate 32 extends into a gap between the adjacent brush rings 223 on the outer wall of the opening shell 22, bristles abut against the inner wall of the garbage bag, the opening of the garbage bag at the opening of the opening shell 22 can be effectively clamped through the clamping brush plate 32, and the garbage bag is lifted to the position of a barrel opening of the barrel body 10 to complete the feeding operation of the garbage bag.

In order to realize the clamping of the inner wall of the garbage bag, the outer side of the clamping brush plate 32 is provided with a brush piece 321, the brush piece 321 is provided with brush hair, and the brush hair horizontally overhangs and is abutted against the inner bag surface of the garbage bag.

In order to further clamp the outer wall of the garbage bag, the lower end of the bag supporting ring 31 extends downwards to be provided with a tightly-pushing brush plate 33, the tightly-pushing brush plate 33 and the clamping brush plates 32 are arranged correspondingly in position and quantity, and the tightly-pushing brush plate 33 and the clamping brush plates 32 are used for clamping the bag mouth of the garbage bag;

when the bag supporting ring 31 is vertically downward and close to the opening shell 22, the propping brush plate 33 extends into the avoiding notch 2521 of the clamping sleeve ring 25, so that the clamping operation on the opening of the garbage bag is realized, and when the bag supporting ring 31 slides upward, the garbage bag can be opened and sleeved in the barrel body 10, so that the bag sleeving operation on the garbage bag is completed.

More specifically, the tightening brush plate 33 is slidably disposed on the bag supporting ring 31, the tightening brush plate 33 slides along the radial direction of the bag supporting ring 31, the bag supporting ring 31 is provided with a separation spring 331, and two ends of the separation spring 331 respectively abut against the tightening brush plate 33 and the bag supporting ring 31;

the separating spring 331 enables the propping brush plate 33 to be in a far-away state in a normal state, so that the gap position between the propping brush plate 33 and the clamping brush plate 32 is conveniently led into the opening of the garbage bag;

more specifically, in order to clamp the opening of the garbage bag at the position of the opening shell 22 and to be in a loose state when vertically transported to the upper end position of the can body 10, a clamping surface 101 is arranged in the can body 10, a tightening roller 34 is arranged on the outer edge of the bag supporting ring 31, the wheel core of the tightening roller 34 is horizontal, the wheel surface abuts against the clamping surface 101, the clamping surface 101 comprises a vertical clamping surface 1011, the upper end and the lower end of the vertical clamping surface 1011 extend outwards away from the can center of the can body 10, and the upper end and the lower end of the clamping surface 101 are vertically arranged;

when the bag supporting ring 31 vertically moves downwards, the propping roller 34 is abutted against the lower bent end of the clamping surface 101, so that the propping brush plate 33 and the clamping brush plate 32 are in a far-away state, and the bag mouth of the garbage bag at the upper end of the opening shell 22 is positioned between the propping brush plate 33 and the clamping brush plate 32, when the bag supporting ring 31 moves upwards along the can body 10, the propping roller 34 is abutted against the vertical clamping surface 1011 of the clamping surface 101, so that the propping brush plate 33 is close to the clamping brush plate 32, and the clamping operation of the bag mouth of the garbage bag is realized, so that the lifting operation of the garbage bag is realized, when the propping roller 34 is moved to abut against the upper bent section of the clamping surface 101, the garbage bag is loosened, and the bag mouth of the garbage bag is prevented from falling off from the can mouth of the can body 10 randomly under the abutting action of bristles;

in order to realize the opening of the clamping brush ring 252, so that the jacking brush plate 33 is located between the clamping brush ring 252 and the brush ring 223 to realize the material taking clamping of the garbage bag opening, an extension flap 257 is arranged on the clamping brush ring 252, the extension flap 257 extends vertically upwards along the barrel body 10, the upper end bending section of the extension flap 257 extends outwards away from the barrel center of the barrel body 10, a jacking roller 311 is arranged on the bag supporting ring 31, the core of the jacking roller 311 is horizontal, and the rim abuts against the inner wall of the extension support plate 357;

after the ejecting roller 311 abuts against the extending flap 257, the extending flap 257 is away from the center of the barrel 10 to the outside, so that the ejecting brush plate 33 is located between the clamping brush ring 252 and the brush ring 223, and the clamping and lifting operation on the opening of the garbage bag is realized along with the process that the bag supporting ring 31 moves vertically upwards.

In order to enable the bag supporting ring 31 to be located at the position of the opening of the barrel body 10 normally, a lifting roller 11 is rotatably arranged at the position of the opening of the barrel body 10, the wheel core of the lifting roller 11 is horizontal and the rotating shaft is vertically arranged, a lifting rope 111 is arranged at the upper end of the bag supporting ring 31, one end of the lifting rope 111 is connected with the bag supporting ring 31, the lifting rope 111 abuts against the lifting roller 11, the lifting rope 111 extends vertically downwards and is connected with the counterweight ring 12, and the counterweight ring 12 is concentrically arranged with the barrel body 10;

the counterweight ring 12 stretches the bag opening ring 31 to be lifted upwards through the lifting rope 111, so that the bag opening ring 31 is at a high-end position in a normal state;

when the garbage bag in the can body 10 is required to be filled with garbage, in order to conveniently take out the garbage bag and replace the garbage bag in the can body 10, an opening is formed in the outer wall, close to the bottom of the can, of the can body 10, a stepping roller 13 is arranged in the opening, the wheel core of the stepping roller 13 is horizontally arranged, a stepping rope 131 is arranged at the lower end of the bag supporting ring 31, the stepping rope 131 vertically extends downwards along the can body 10 and abuts against the stepping roller 13, the other end of the stepping rope 131 is connected with a stepping wheel 14, and a stepping pedal is arranged on the stepping wheel 14;

combine shown in fig. 19, the staff is through trampling the footboard for trampling wheel 14 rotates, through trampling rope 131, make and prop bag ring 31 and extend downwards along staving 10, thereby realize getting the material to the clamp of the disposal bag sack of opening casing 22 upper end position, after staff's foot and trampling separation, under the action of gravity of balancing weight 12, make and prop bag ring 31 along the vertical upwards of staving 10, thereby can wear the cover in staving 10 with the disposal bag, accomplish the change operation to the disposal bag.

The garbage bag is a tubular plastic bag, so that the sealing operation of the garbage bag is most critical when being implemented, a garbage bag sealing mechanism is arranged at the upper end of the opening shell 22 and comprises a sealing and ironing mechanism arranged at the upper end of the opening shell 22, the sealing and ironing mechanism is used for sealing and ironing the bottom of the garbage bag, a cutting mechanism is arranged on the sealing and ironing mechanism, and the cutting mechanism is used for cutting the lower end of the garbage bag at the sealing position;

the sealing mechanism can effectively clamp the garbage bag at the upper end of the opening shell 22 to seal the bottom, and the sealing mechanism is utilized to realize the bottom sealing operation of the garbage bag, so that the sealing of the garbage bag is completed.

More specifically, as shown in fig. 23 in fig. 20, the sealing mechanism includes backup plates 51 disposed at two sides of the opening housing 22, the backup plates 51 are in a semicircular ring structure, two ends of the backup plates 51 are connected to the rotation driving mechanism, a sealing plate 52 is further disposed on a hinge shaft of the backup plates 51, the blocking structure includes a blocking arc plate 53 disposed below the sealing plate 52, the driving mechanism drives the backup plates 51 to rotate around the hinge shaft, an outer side ring surface of the backup plates 51 is close to and concentrically disposed with an inner side ring surface of the sealing plate 52, the backup plates 51 and the sealing plate 52 are concentrically disposed and link the blocking arc plate 53 to approach toward the center of the barrel 10;

when the garbage bag filled with garbage is removed from the can body 10 and a new garbage bag is inserted into the can body 10 by the bag supporting ring 31, the driving mechanism drives the backup plate 51 to rotate around the hinge shaft, and the backup plate 51 is rotated, the south of the river garbage bag is driven to the inner side of the sealing and ironing plate 52 and is clamped, thereby realizing the sealing and ironing operation of the garbage bag, then the backup plate 51 continues to rotate, the interlocking cut-off arc plate 53 moves towards the barrel center direction of the barrel body 10, thereby realizing the cutting operation of the tightened garbage bag, and the feeding frame 23 of the material roller 21 is rotatably arranged on the frame 231 through the torsion spring 232, under the elastic force of the torsion spring 232, the garbage bag is retracted to between the clamping brush ring 251 and the brush ring 223 at the upper end position of the opening housing 22, and by using the above-mentioned bristles clamping the brush ring 251 and the brush ring 223, the restraint on the opening of the garbage bag can be effectively realized, so that the material taking operation on the opening of the garbage bag is conveniently realized;

more specifically, an annular opening 521 is formed in the lower end annular surface of the ironing plate 52, the cutting blade of the cut-off arc plate 53 protrudes into the annular opening 521, the cut-off arc plate 53 is slidably disposed on the ironing plate 52, the sliding direction of the cut-off arc plate is arranged along the radial direction of the barrel 10, a driving inclined surface 531 is formed at the outer end of the cut-off arc plate 53, and the backup plate 51 abuts against the driving inclined surface 531 and drives the cut-off arc plate 53 to slide along the radial direction of the ironing plate 52;

when the driving mechanism drives the backup plate 51 to rotate around the hinge shaft, the backup plate 51 is abutted against the driving inclined surface 531 and is linked with the intercepting arc plate 53 to slide along the radial direction of the sealing and ironing plate 52, so that the intercepting operation of the constrained garbage bag between the backup plate 51 and the sealing and ironing plate 52 is reliably realized, and the sealing of the garbage bag is completed.

Two ends of the driving backup plate 51 extend horizontally to form a first support plate 511, the first support plate 511 is arranged perpendicular to the extending direction of the driving backup plate 51, two ends of the sealing and ironing plate 52 extend horizontally to form a second support plate 522, the first support plate 511 and the second support plate 522 extend in parallel and oppositely, the first support plate 511 is arranged on the inner side of the second support plate 522, a driving rotating shaft 512 is arranged at the plate end of the first support plate 511, the driving rotating shaft 512 penetrates through the plate end of the second support plate 522 and is connected through a rotating mechanism, the rotating mechanism is a motor and gear mechanism, and the motor drives the driving rotating shaft 512 to rotate;

the end portions of the second support plate 522 and the ironing plate 52 form a sliding fit, the sliding directions of the ironing plate 52 and the second support plate 522 are parallel to the length direction of the second support plate 522, the end portion of the ironing plate 52 is provided with a guide sliding rod 523, the guide sliding rod 523 is parallel to the second support plate 522, the guide sliding rod 523 and the end portion of the second support plate 522 form a sliding fit, an ear plate of the guide sliding rod 523 extending out of the second support plate 522 is arranged in a T shape, a guide spring 524 is sleeved on the guide sliding rod 523, and two ends of the guide spring 524 are abutted to the end portion of the guide sliding rod 523 and the ear plate of the second support plate 522 respectively.

A poke rod 513 is arranged on the driving shaft 512, the poke rod 513 is perpendicular to the driving shaft 512, a poke arc plate 525 is arranged at the T-shaped end of the guide slide bar, the end part of the poke rod 513 abuts against the inner side of the poke arc plate 525, and the poke rod is linked with the ironing plate 52 to slide along the ear plate of the second support plate 522;

the toggle arc 525 comprises an arc 5251, the arc 5251 is concentric with the driving shaft 512, two ends of the arc 5251 are respectively provided with an extension arc 5252 along the outer edge, and the extension arc 5252 is located at two ends of the arc 5251 and extends outwards;

the end part of the poke rod 513 is provided with a ball 5131, and the ball 5131 is abutted against the poke arc-shaped plate 525;

when the driving shaft 512 rotates, after the poke rod 513 is led in from the extending arc section 5252 at one end of the poking arc 525 and abuts against the arc section 5251, the inner plate surface of the pair of the ironing plates 52 is far away from the outer side of the driving backup plate 51, so that the garbage bag is clamped between the ironing plates 52 and the driving backup plate 51, and then when the poke rod 513 rotates to abut against the extending arc section 5252 at the other end of the arc section 5251, under the action of the guide spring 524, the ironing plates 52 and the driving backup plate 51 are close to and clamped, so that the garbage bag between the ironing plates 52 and the driving backup plate 51 is sealed and ironed;

a limiting plate 5253 is arranged at the other end of the arc plate 5251, which extends to the arc plate 5252;

the inner side plate surface of the sealing and ironing plate 52 is provided with a sealing and ironing heating strip plate 526, a guide arc rod 527 is arranged below the sealing and ironing plate 526, the guide arc rod 527 and the driving shaft 512 are concentrically arranged, the rod end of the guide arc rod 527 is slidably arranged on the rack 528, the guide arc rod 527 is sleeved with a spring 5271, and two ends of the spring 5271 are respectively abutted against the rack 528 and the lower part of the sealing and ironing plate 526;

after the driving backup plate 51 abuts against the ironing plate 52, the ironing plate 52 is continuously linked to slide along the guide arc rod 527, and the driving backup plate rotates along the driving shaft 512, so that the driving inclined surface 531 abuts against the driving roller 532 on the outer side, and the cutting arc plate 53 slides along the radial direction of the ironing plate 52, so that the cutting arc plate 53 extends out of the inner side of the ironing plate 52, and the cutting operation of the plastic bag is realized;

a sliding rod 529 is arranged on the outer side of the heat sealing plate 52, the sliding rod 529 is in sliding fit with two ends of the cut-off arc plate 53, an extrusion spring 5291 is arranged on the sliding rod 529, and two ends of the extrusion spring 5291 are respectively abutted against the cut-off arc plate 53 and the outer side plate surface of the heat sealing plate 52, so that the cut-off arc plate 53 is reset and compressed.

A garbage bag replacing method of a garbage can comprises the following steps:

firstly, threading a roll of garbage bags on a feeding roller 21 of a feeding mechanism 20, and threading one end of the garbage bags from a plurality of guide rollers and one end of an open shell 22;

secondly, pulling the feeding frame 23 connected with the feeding roller 21 to enable the clamping sleeve ring 25 at the upper end position of the opening shell 22 to be far away from the upper end of the opening shell 22, and then loosening the feeding frame 23 to enable the clamping sleeve ring 25 to be close to the opening shell 22 so as to clamp the opening of the upper end of the garbage bag;

thirdly, manually stepping on a pedal to enable a bag opening ring 31 of the bag opening mechanism 30 to be vertically downward, and enabling the bag opening ring 31 to be close to the upper end of the opening shell 22;

fourthly, when the bag supporting ring 31 is close to the upper end of the opening shell 22, the tightly-pushing brush plate 33 of the bag supporting ring 31 is positioned between the clamping brush ring 252 and the brush ring 223 of the opening shell 22, so as to realize the material taking and clamping of the opening of the garbage bag;

fifthly, the pedal is released, the bag supporting ring 31 vertically slides upwards under the action of the gravity of the counterweight ring 12, and the garbage bag is sleeved in the barrel body 10 in a penetrating manner, so that the garbage bag is replaced and sleeved;

sixthly, starting a driving mechanism of the envelope sealing mechanism, enabling the backup plate 51 of the envelope sealing mechanism to rotate around the hinge shaft, enabling the outer side ring surface of the backup plate 51 and the inner side ring surface of the envelope sealing plate 52 to be close to and concentrically arranged, enabling the garbage bag to be arranged between the outer side ring surface of the backup plate 51 and the inner side ring surface of the envelope sealing plate 52 in a driving mode, and utilizing the cutting arc plate 53 to cut the garbage bag.

Seventhly, after the garbage bags in the can body 10 are filled with garbage, taking the garbage bags filled with the garbage out of the can body 10, and repeating the third step to the sixth step until the garbage bag material roll on the feeding roller 21 of the feeding mechanism 20 is used up;

and eighthly, repeating the first step to the sixth step to finish the replacement of the garbage bag.

Claims (6)

1. The utility model provides a feeding mechanism, includes staving (10), its characterized in that: the garbage can is characterized in that a feeding mechanism (20) is arranged in the can body (10), the feeding mechanism (20) comprises a horizontally arranged feeding roller (21), clamping convex blocks (211) are arranged on the feeding roller (21), the clamping convex blocks (211) are arranged along the length direction of the feeding roller (21), the clamping convex blocks (211) are arranged in the radial direction of the feeding roller (21) in a pressing mode, the clamping convex blocks (211) abut against the inner wall of a pipe cavity of a garbage bag material roll, a plurality of groups of material guide rollers are arranged on the side of the feeding roller (21), an opening shell (22) is arranged at the outlet position of each material guide roller, one end of each opening shell (22) is in a flat shovel shape, and the other end of each opening shell is in;

the upper end of the opening shell (22) is provided with a clamping sleeve ring (25), the clamping sleeve ring (25) is used for clamping and fixing the bag opening of the garbage bag, and the clamping sleeve ring (25) and the upper end of the opening shell (22) are arranged concentrically;

the upper end of the opening shell (22) is of a tubular column structure and is vertically provided with a strip-shaped opening (221), the clamping sleeve ring (25) is provided with a vertical opening (251) corresponding to the strip-shaped opening (221), the outer side of the upper end of the opening shell (22) is provided with an annular step groove (222), a brush ring (223) is sleeved outside the annular step groove (222), and bristles are arranged on the outer edge of the brush ring (223) in the circumferential direction;

the inner wall of the clamping sleeve ring (25) is provided with a clamping brush ring (252), bristles are arranged on the inner wall of the clamping brush ring (252) in the circumferential direction, and the clamping brush ring (252) and the brush ring (223) are arranged in a corresponding and concentric mode;

the inner wall circumferential direction interval arrangement of pressing from both sides tight brush ring (252) dodges breach (2521) a plurality of, it is two lamella formula structures to press from both sides tight brush ring (252), the upper end that presss from both sides tight brush ring (252) is kept away from ring core position respectively and is provided with extension support (253), it slides and sets up on support (254) to extend support (253), be provided with pressure spring (2541) on extension support (253), pressure spring (2541) horizontal arrangement and both ends are connected with extension support (253) and support (254) respectively.

2. The feed mechanism of claim 1, wherein: the feeding roller (21) is of a tubular structure, the clamping bump (211) is of an elastic sheet shape, one end of the clamping bump is fixed with one end of the strip-shaped opening (2111), the clamping bump (211) is suspended along the length direction of the clamping bump (211), and the outer plate surface of the clamping bump extends out of the strip-shaped opening (2111); the outer side of the clamping convex block (211) comprises a guide inclined surface (2112) and a horizontal clamping section (2113), and the horizontal clamping section (2113) is abutted against the inner wall of the tube cavity of the garbage bag material roll.

3. The feed mechanism of claim 1, wherein: the one end rotary type of feed roller (21) sets up on feed frame (23), feed frame (23) rotary type sets up on frame (231), be provided with torsional spring (232) in the pivot of feed frame (23), torsional spring (232) make feed roller (21) be in high-end position.

4. The feed mechanism of claim 3, wherein: the material guide roller comprises a first roller (241) arranged beside the feeding roller (21), a second roller (242) is arranged beside the first roller (241) in parallel, the second roller (242) is arranged below the lower end of the opening shell (22), and the first roller (241) and the feeding roller (21) are arranged in parallel.

5. The feed mechanism of claim 1, wherein: support (254) side is provided with first wire wheel (255), be provided with stay cord (256) on first wire wheel (255), the one end and the one end of extending support (253) of stay cord (256) are connected, stay cord (256) support and lean on first wire wheel (255), the side of feed frame (23) is provided with second wire wheel (233), stay cord (256) support and lean on second wire wheel (233) and one end and be connected with the middle section of feed frame (23).

6. The utility model provides a large-scale garbage bin is used in community which characterized in that: the large garbage can for the community comprises the feeding mechanism of any one of claims 1 to 5.

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