CN211077193U - Garbage bag sealing device, garbage bag packaging mechanism and garbage can - Google Patents

Abstract

The utility model provides a garbage bag sealing device, including high temperature resistant base, set up the heater on the base. The base comprises a base upper part and a base lower part, two lower limiting grooves are symmetrically formed in the rear end face of the base lower part, 1 or 2 through holes are formed in the base upper part, and the 1 or 2 through holes are communicated with the lower limiting grooves and the outer part of the base upper part; the heating wire is around the part protrusion on the terminal surface that seals of base in the terminal surface setting of sealing, and both ends are connected with the one end electricity of two pencil respectively, and in the other end of pencil got into the base lower part from lower spacing groove, and by lower spacing groove spacing to upwards wear out the back from base upper portion along the through-hole and be connected with the hot melt circuit electricity, hot melt circuit and control mechanism communicably be connected, the heating wire is by the tensioning with the pencil. Also provides a garbage bag packaging mechanism and a garbage can which are provided with the garbage bag sealing device. The utility model discloses can realize the tensioning and the fixing of heater, and simple structure, improve safety in utilization and reliability, improve and seal the quality.

Description

Garbage bag sealing device, garbage bag packaging mechanism and garbage can

Technical Field

The utility model belongs to the technical field of the garbage bin, specifically speaking is about a disposal bag closing device, disposal bag package body and garbage bin.

Background

Among the prior art, the garbage bin that has automatic packing function packs through disposal bag packaging mechanism usually, and disposal bag packaging mechanism includes drive arrangement, binding off mechanism and closing device, and closing device draws in the disposal bag melting of closing off mechanism to closing device department through electrical heating element usually. The commonly used sealing device comprises a heating wire used for hot melting sealing and cutting off, and a high temperature resistant base used for supporting and fixing the heating wire. The heating wire is tensioned and fixed on the base and is electrically connected with the wire harness, so that the heating wire is electrically heated. However, the sealing device of the prior art has the following technical disadvantages.

Firstly, the tensioning of the heating wire is achieved by a relatively complex tensioning structure. The difficulty of processing and forming the base is increased, and the production cost is increased.

Secondly, according to the difference of the structure of the closing mechanism, the base matched with the closing mechanism has different adaptability. The sealing end face of the base in the prior art is a plane, and is generally suitable for a closing mechanism for closing a single rigid pressure rod or a closing mechanism for closing two crossed rigid pressure rods (for example, a packaging mechanism disclosed in CN 108584238A). For the closing mechanism adopting the flexible belt with certain flexibility and elasticity for closing, improvement needs to be carried out on the basis of the existing base structure so as to better adapt to the sealing requirement of the flexible packaging mechanism.

In addition, in the existing packaging mechanism for flexible closing up, the heating wire on the base is not easy to tension and fix, the heating wire is easy to deflect, the sealing is directly asymmetric, the sealing strength and quality are reduced, and the heating wire deviates from the high-temperature resistant base in serious conditions, so that the garbage can structure is scalded by the high temperature of the heating wire, the potential safety hazard of the machine is caused, and the machine can not be used even. In order to limit the heating wire, a limit groove is usually formed in the front end face of the base, but the limit groove is easy to cause fusion and impurity accumulation of the garbage bag, so that the sealing quality is affected. Meanwhile, through holes or through grooves are formed in two ends of the base to limit the heating wire, so that the heating wire is prevented from deviating. However, the through holes or the through grooves are formed, the overall processing difficulty of the base is increased, the production cost is high, the garbage bag melting impurity stains are easy to accumulate in the through holes or the through grooves, and the potential safety hazard of the device is increased.

Therefore, there is a need to develop a new garbage bag closure device to solve at least one of the above technical problems.

SUMMERY OF THE UTILITY MODEL

A first object of the present invention is to provide a sealing device for garbage bags, which solves at least one of the above technical problems.

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

disposal bag closing device, including high temperature resistance base, set up in heater on the base, wherein: the base comprises a base upper part and a base lower part, two lower limiting grooves are symmetrically formed in the rear end face of the base lower part, 1 or 2 through holes are formed in the base upper part, and the 1 or 2 through holes are communicated with the lower limiting grooves and the outer part of the base upper part;

the heating wire is wound around the part protrusion on the terminal surface that seals of base in the terminal surface setting seals, both ends are connected with the one end electricity of two pencil respectively, the other end of pencil is followed lower spacing groove gets into in the base lower part, and by lower spacing groove is spacing, and follows the through-hole upwards follows after wearing out on base upper portion is connected with hot melt circuit electricity, hot melt circuit and control mechanism communicably be connected, the heating wire is installed by the tensioning with the pencil.

According to a preferred technical scheme of the utility model, the interior of the base is hollow and is divided into the upper part of the base and the lower part of the base by a clapboard; and 1 or 2 through holes are formed in the partition plate close to the rear end face.

Preferably, the rear end face of the base is provided with limiting protrusions on the outer sides of the two lower limiting grooves respectively, and the limiting protrusions are used for limiting the wiring harness to slide out of the lower limiting grooves downwards.

Preferably, 1 or 2 upper limiting grooves are formed in the rear end face of the upper part of the base; the wire harness enters the lower portion of the base from the lower limiting groove, then upwards penetrates through the through hole, then penetrates out of the upper limiting groove and is electrically connected with the hot melting circuit.

Preferably, the end face of the seal is an outwardly convex arc face.

Preferably, the surface of the end face of the seal is provided with an anti-sticking coating.

Preferably, fixing holes are respectively formed in two ends of the base, and the fixing piece penetrates through the fixing holes to fix the base on the garbage can.

Preferably, two ends of the heating wire are electrically connected with the wire harness through a first cold-pressing terminal and a second cold-pressing terminal respectively.

Preferably, the high temperature resistant base is a ceramic base.

A second object of the present invention is to provide a garbage bag packaging mechanism, which comprises the above garbage bag sealing device.

The garbage bag packaging mechanism comprises a mounting plate, a driving device arranged on the mounting plate, a flexible closing mechanism and the garbage bag sealing device, wherein the driving device and the sealing device are connected with a control device in a communication way; the mounting panel is equipped with the mounting panel through-hole that supplies disposal bag and rubbish to follow to pass, sealing device fixed set up in the position of mounting panel through-hole one side for the disposal bag after closing up seals the operation.

Preferably, the driving device comprises a motor and a speed reduction transmission gear which is arranged on one side of the through hole of the mounting plate and driven by the motor, and the speed reduction transmission gear drives the flexible closing-up mechanism to close the garbage bag to the sealing device;

closing mechanism includes stainless steel banding thin slice, the outside of stainless steel banding thin slice at least with the sealing device seal the position that the terminal surface contacted and be provided with high temperature resistant insulating layer, the one end of stainless steel banding thin slice with mounting panel fixed connection, the other end with drive ring gear fixed connection, motor reduction drive ring gear rotates, drives the one end of stainless steel banding thin slice winds the mounting panel through-hole removes, will disposal bag in the mounting panel through-hole draws in extremely sealing device department, and with the operation is sealed in the disposal bag packing is accomplished in the sealing device cooperation.

A third object of the present invention is to provide a garbage can, which is provided with a garbage input opening for garbage and garbage bags to pass through, comprising the above garbage bag sealing device, wherein the garbage bag sealing device is installed outside the garbage input opening; or the like, or, alternatively,

comprises the garbage bag packaging mechanism.

The garbage bag baling mechanism is typically mounted at an opening of a can body of a garbage can, or within a large lid portion of a garbage can having a large lid portion.

According to the utility model discloses a concrete technical scheme, the garbage bin includes the collet, sets up 1 bracing piece on the collet, and by the big lid that the bracing piece supported, the lower extreme of bracing piece with the collet is connected, the upper end with big lid is connected, wherein:

the middle of the large cover part is provided with a garbage throwing opening for garbage bags and garbage to pass through, the inside of the large cover part is provided with a garbage bag storage rack, and the garbage bag storage rack is used for directly or indirectly storing and folding the integrated breakpoint-free garbage bags which are folded into a ring shape. Of course, the trash can also take other forms known in the art. Such as a conventional trash can having a can body and a large lid portion. The garbage bag packaging mechanism can be arranged in the large cover part and also can be arranged at the opening of the garbage can body of the garbage can. At this time, the mounting plate may be integrally formed with the tub, or may be an independent structure.

Compared with the prior art, the utility model discloses following beneficial technological effect has:

(1) the utility model discloses a disposal bag closing device, the heater around seal the terminal surface on partial protrusion in seal the terminal surface setting, both ends are connected with the one end electricity of pencil respectively, the other end of pencil is from in the lower spacing groove gets into the base lower part, and by lower spacing groove spacing, then upwards pass the through-hole, and be connected with hot melt circuit, can realize spacing and the tensioning to the heater, and the heater is difficult for deviating from the base, ensured the quality of sealing, can prevent effectively that the garbage bin structure from being scalded by the high temperature of heater, make the potential safety hazard appear in the machine, the condition that can't use even, the security that has improved disposal bag closing device, the reliability, the quality of sealing has been improved.

(2) Through holes or through grooves do not need to be formed in the two ends of the base, or the end face of the base is sealed to form grooves, the overall processing difficulty of the base is reduced, the production cost is reduced, the manufacturability is good, the garbage bag melting impurity stains cannot be accumulated in the through holes or the through grooves, and the sealing quality is further ensured.

Drawings

Fig. 1 is an exploded view (front view direction) of the sealing device of the present invention.

Fig. 2 is a schematic structural view (front view direction) of the sealing device of the present invention.

Fig. 3 is an exploded view (rear view direction) of the sealing device of the present invention.

Fig. 4 is a schematic structural view of the sealing device of the present invention (rear view direction).

Fig. 5 is a top view of the sealing device of the present invention.

Fig. 6 is a sectional view taken along the line a-a in fig. 5.

Fig. 7 is a schematic structural view of the garbage bag packing mechanism (in the initial packing state) of embodiment 2.

Fig. 8 is a top cross-sectional view (taken through the vertical center of the flexible band) of the trash bag packing mechanism of fig. 7.

Fig. 9 is a schematic structural view of the garbage bag packaging mechanism (in a packaging and sealing state) of the present invention.

Fig. 10 is a top cross-sectional view (taken through the vertical center of the flexible band) of the trash bag packing mechanism of fig. 9.

Fig. 11 is a schematic center sectional view of the trash can of embodiment 3.

Fig. 12 is a schematic cross-sectional view of a garbage bag assembly.

Fig. 13 is a schematic structural view of a garbage bag assembly.

In the figure: 10-mounting plate, 20-driving device, 30-closing mechanism and 40-sealing device;

11-a garbage throwing port, 12-a flexible belt limiting groove, 13-a positioning block, 14-a limiting structure and 15-a closing-up end position detection device; 21-reduction drive gear; 31-flexible belt, 32-limit block, 33-hole and 311-head end of flexible belt;

41-high temperature resistant base, 42-heating wire, 43-first cold pressing terminal, 44-second cold pressing terminal, 45-wiring harness, 46-fixing hole, 411-base upper part, 412-base lower part, 413-lower limiting groove, 414-limiting protrusion, 415-sealing end face, 416-through hole, 417-upper limiting groove, 418-clapboard and 419-limiting step.

Detailed Description

The technical solution of the present invention will be further described in detail with reference to the accompanying drawings by specific embodiments. It should be understood that the following examples are illustrative only and are not intended to limit the scope of the present invention.

When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus or methods consistent with certain aspects of the application, as detailed in the claims that follow.

The utility model provides a disposal bag closing device, including high temperature resistant base, set up in heater on the base, wherein: the base comprises a base upper part and a base lower part, two lower limiting grooves are symmetrically formed in the rear end face of the base lower part, 1 or 2 through holes are formed in the base upper part, and the 1 or 2 through holes are communicated with the lower limiting grooves and the outer part of the base upper part;

the heating wire is wound around the part protrusion on the terminal surface that seals of base in the terminal surface setting seals, both ends are connected with the one end electricity of two pencil respectively, the other end of pencil is followed lower spacing groove gets into in the base lower part, and by lower spacing groove is spacing, and follows the through-hole upwards follows after wearing out on base upper portion is connected with hot melt circuit electricity, hot melt circuit and control mechanism communicably be connected, the heating wire is installed by the tensioning with the pencil.

The utility model discloses a disposal bag closing device can realize the tensioning and the fixing of heater, and the structure is uncomplicated, can ensure to seal simultaneously and pack the quality, and the specially adapted flexible band packing is used in the packing mechanism.

The present invention is further illustrated by the following specific examples.

EXAMPLE 1 garbage bag sealing device

As shown in fig. 1 to 6, the present embodiment provides a garbage bag sealing device, which includes a high temperature resistant base 41, a heating wire 42 disposed on the base 41, a first cold-pressed terminal 43, and a second cold-pressed terminal 44, wherein:

the base 41 is a hollow cylindrical structure, the interior of the base is divided into a base upper part 411 and a base lower part 412 by a partition 418, a through hole 416 communicating the base upper part 411 and the base lower part 412 is formed in the middle part of the partition 418 close to the rear end face, and two lower limiting grooves 413 are symmetrically formed in the rear end face of the base lower part 412; the heating wire 42 is arranged by protruding the sealing end face 415 at the part wound on the sealing end face 415 of the base 41, two ends of the heating wire are respectively electrically connected with one end of two wire harnesses 45 through the first cold pressing terminal 43 and the second cold pressing terminal 44, the other end of the wire harness 45 enters the base lower part 412 from the lower limiting groove 413, is limited by the lower limiting groove 413, then upwards penetrates through the through hole 416 and is electrically connected with a hot melting circuit, and the hot melting circuit is communicably connected with a control mechanism.

The utility model discloses a disposal bag closing device, heater 42 around seal the part protrusion on terminal surface 415 in seal terminal surface 415 setting, both ends are connected with the one end electricity of pencil 45 through first terminal 43 and the second of colding pressing respectively, and the other end of pencil 45 gets into in base lower part 412 from lower spacing groove 413 to it is spacing by lower spacing groove 413, then upwards passes through-hole 416, and is connected with hot melt circuit. Can realize spacing and the tensioning to the heater, and heater 42 is difficult for deviating from high temperature resistance base, has ensured to seal the quality, can prevent effectively that the garbage bin structure from being scalded badly by the high temperature of heater, makes the potential safety hazard appear in the machine, the condition that can't use even, has improved disposal bag closing device's security, reliability, has improved and has sealed the quality.

Need not to set up through-hole or logical groove at the both ends of base 41, or at the fluting of sealing on terminal surface 415, reduced the whole processing degree of difficulty of base, reduction in production cost, the manufacturability is good, and the disposal bag melting miscellaneous stain can not pile up at through-hole or logical inslot, has further ensured to seal the quality.

The heating wire is adopted for sealing, two functions of sealing and cutting off the garbage bag can be completed simultaneously, and the heating wire is simple in assembly and fixing mode and low in cost.

According to the present invention, the base 41 is a hollow cylindrical structure, which is a preferred technical solution, and the base 41 can also be other forms in the prior art. That is, the lower limit groove 413 is not necessarily a through groove, and may have a groove bottom. As long as the lower limiting groove 413 can be opened on the rear end surface of the base lower part 412, the through hole 416 communicates with the groove bottom (or groove wall) of the lower limiting groove 413 to enter the base 41, and communicates with the outside of the base upper part 411.

As will be readily understood by those skilled in the art, since there are two wire harnesses 45, a larger through hole 416 may be formed in the partition 418, and both of the wire harnesses 45 may be inserted into the through hole 416 together, or two smaller through holes 416 may be respectively formed, and one wire harness 45 is inserted into each through hole 416. When the number of the through holes 416 is 1, the through holes 416 are preferably formed in the middle of the base upper portion 411 near the rear end surface. When the number of the through holes 416 is 2, the through holes 416 may be opened at a middle portion of the base upper portion 411 near the rear end surface, or may be separately opened at the rear end surface of the base upper portion 411.

Those skilled in the art will readily appreciate that the electrical connection of the heater wire 42 to the wiring harness 45 may be made by other means known in the art. For example, by soldering.

Since the heating wire 42 needs to be tensioned on the base 41, the connection between the heating wire 42 and the wire harness 45 needs to bear a certain pulling force, and therefore, the electrical connection is preferably achieved through the first cold-pressed terminal 43 and the second cold-pressed terminal 44.

Preferably, a limiting protrusion 414 is arranged on the rear end surface outside the 2 lower limiting grooves 413, and the limiting protrusion 414 is used for limiting the wiring harness 45 not to slide out of the lower limiting groove 413, so that the installation stability of the heating wire 42 is further improved.

According to the present invention, corresponding to the number and positions of the through holes 416, 1 or 2 upper limiting grooves 417 are formed in the middle of the rear end surface of the upper base portion 411; the wire harness 45 enters the lower part 412 of the base from the lower limiting groove 413, is clamped and limited by the groove wall of the lower limiting groove 413, then passes through the through hole 416 upwards, then passes through the upper limiting groove 417, is clamped and limited by the groove wall of the upper limiting groove 417, and is electrically connected with the hot melting circuit. Further strengthening the tensioning and limiting functions of the heating wire 42 and improving the installation stability.

Preferably, the sealing end face 415 of the base 41 is an outwardly convex arc. So set up, make base 41 is inseparabler with the flexible band of flexible binding off mechanism more laminating, and the surface is more smooth, has further improved the quality of sealing the packing.

Preferably, the surface of the closure end face 415 is provided with a release coating (e.g., a polytetrafluoroethylene coating). So set up, when heater and disposal bag contact and hot melt, the disposal bag be difficult for with closing device 40 adhesion has guaranteed the good performance of closing device.

Preferably, fixing holes 46 are formed at both ends of the partition 418, and a fixing member (e.g., a screw) passes through the fixing holes 46 to fix the base 41 to the trash can.

It is further preferred that the partition 418 has a protruding mounting post below the fixing hole 46, and the trash can has a corresponding mounting post, and screws are driven into the two corresponding mounting posts to fix the base 41 to the trash can.

The base 41 is preferably made of ceramic, and the surface of the ceramic may be a smooth ceramic surface, i.e. a tight non-permeable surface, so that dust or dirt is not easily adhered thereto, and the base can be conveniently cleaned by a solvent without any influence on the material characteristics. Moreover, the ceramic has good insulating and heat-insulating properties, and when the temperature of the heating wire 42 is high, the base 41 can not only prevent the heating wire from being deformed and damaged by high temperature, but also be beneficial to preventing the electric leakage of equipment. Moreover, the adhesion of disposal bag can also be prevented, avoid the disposal bag to be damaged and the dirt on closing device 40 is piled up, promote the stability and the reliability of automatic quality and garbage bin performance of packing. Of course, the material of the base 41 is not limited to the use of a ceramic material, and may be another heat-resistant insulating material or another material subjected to heat-resistant insulating treatment.

As shown in fig. 2 and 4, according to the present invention, the first cold-pressed terminal 43 and the second cold-pressed terminal 44 have the same structure and have openings for the wire harness to pass through. When the heating wire is used, the tail end of the heating wire 42 and the wiring harness 45 extend into the opening, the opening is reduced through the adjusting tool so as to clamp the tail end of the heating wire 42 and the wiring harness 45, the cold pressing terminal is fixedly connected with the heating wire 42 and the wiring harness 45, and the heating wire 42 is electrically connected with the wiring harness 45. So, the simple structure of terminal colds pressing, the simple operation, the low price is favorable to sparingly assembling manpower and manufacturing cost.

When the sealing operation is executed, the control mechanism controls the hot melting circuit, and under the action of the hot melting circuit, the temperature of the heating wire 42 reaches the melting point temperature of the garbage bag, so that the garbage bag is fused and sealed.

It should be noted that the control mechanism may be a separate control part, or may be a part of a control device of a trash can to which the trash bag sealing device is applied, that is, the control mechanism serves as a control module of the control device. The control mechanism employs a technology of controlling the sealing device 40 that is conventional in the art, for example, a control mechanism including an MCU (micro controller Unit).

The control mechanism can adopt an open-loop control method which is adopted by a hot melting device in CN108529082A and is preset with heating power and heating time. The closed-loop control method of the thermal melting device in CN108529083A, which directly controls the heating temperature of the heating wire through a sensor, or other feasible control methods in the prior art can also be used. And will not be described in detail herein.

According to the utility model discloses, spacing step 419 has on the preceding terminal surface of base 41, spacing step 419 be used for with the installation disposal bag closing device's structural corresponding structure cooperation is spacing, so that the installation base 41.

Embodiment 2 garbage bag packing mechanism

This embodiment provides a disposal bag packaging mechanism, includes the disposal bag closing device of embodiment 1. The garbage bag packing mechanism of the present embodiment is described in detail below with reference to the accompanying drawings.

As shown in fig. 7 to 10, the garbage bag packaging mechanism of the present embodiment includes a mounting plate 10, a driving device 20, a closing mechanism 30, and a sealing device 40 disposed on the mounting plate 10, wherein:

mounting panel 10 is equipped with the mounting panel through-hole 11 that supplies disposal bag and rubbish from the median to pass, wind on the mounting panel 10 mounting panel through-hole 11 is provided with flexible band spacing groove 12, drive arrangement 20 include the motor and by motor drive's reduction gearing 21, sealing device fixed set up in the position of mounting panel through-hole one side for the disposal bag after closing up seals the operation.

The closing-up mechanism 30 comprises a flexible belt 31 arranged around the through hole 11 of the mounting plate, the head end 311 of the flexible belt is fixed on the mounting plate 10, the middle part of the flexible belt bypasses the sealing end surface of the sealing device 40 and is meshed with the speed reduction transmission gear 21, and the tail end of the flexible belt reciprocates along the flexible belt limiting groove 12 along with the rotation of the speed reduction transmission gear 21, so that the rotation of the speed reduction transmission gear 21 can drive the flexible belt 31 to tighten or reset around the sealing device 40; the flexible belt 31 towards one side of sealing the end face is the plane, and the back of the body is towards one side of sealing the end face and is provided with a rack to form a tooth socket structure, and the flexible belt 31 is connected with the reduction transmission gear 21 in a meshing mode through the tooth socket structure. The flexible belt 31 has a high temperature insulation characteristic, and the driving device 20 and the sealing device 40 are respectively in communication connection with corresponding control modules in the control device of the trash can.

In this embodiment, the flexible band 31 is a band-shaped structure with certain flexibility and elasticity, and can be tightened or reset around the sealing device.

The utility model discloses a disposal bag baling mechanism adopts flexible area 31 binding off, flexible area 31 through on with the tooth's socket structure of drive arrangement 20 cooperatees, transmission motion and power, realize with drive arrangement 20's meshing is connected. Under the driving action of the driving device 20 and the guiding and limiting action of the flexible belt limiting groove 12, the garbage bag can be effectively collected to the sealing end face of the sealing device 40 and matched with the sealing device 40, and the packaging and sealing operation is realized. The utility model discloses a disposal bag package body, structure spare part is few, and greatly reduced reduces production, assembly cost to the processing and the assembly required precision of each spare and accessory part, and the structure is simplified, and the fault rate is low, and the reliability is better.

The whole flexible belt 31 has high temperature resistant insulation characteristics, and unsafe factors such as human body burn caused by overhigh temperature of parts without high temperature resistant insulation characteristics due to the heat conduction effect of the flexible belt 31 are avoided. Meanwhile, the whole surface of the flexible belt 31 is smoother, and the closing and packaging of the garbage bag packaging mechanism are more stable and reliable. And when the rubbish volume exceeded the binding off plane in the disposal bag, adopt the utility model discloses a disposal bag package mechanism still can realize sealing the packing betterly, guarantees to seal the packing quality simultaneously.

It should be noted that the flexible band 31 has a high temperature insulation characteristic as a whole, and may be made of a material having a high temperature insulation characteristic (such as teflon, glass fiber, and heat-resistant silica gel) as a whole, or may be made of other materials having a high temperature insulation characteristic in the prior art, and has certain flexibility and elasticity, and may be tightened or reset around the sealing device. The thickness of the flexible belt 31 can be designed by those skilled in the art according to actual needs, so that the flexible belt 31 has certain flexibility and elasticity. The flexible belt 31 may also be integrally coated with a high temperature insulation layer (e.g., teflon tape layer, fluoroplastic layer, glass fiber layer, and heat-resistant silica gel layer).

Preferably, a positioning block 13 is disposed on the mounting plate 10 at one side of the sealing device 40, a spline structure at the head end of the flexible belt 31 is engaged with the positioning block 13, and the plane of the head end 311 of the flexible belt 31 is abutted and limited by the base of the sealing device 40. So set up, can realize the head end of the flexible belt 31 of this embodiment is in quick fixed mounting on the mounting panel 10, and dismantle the convenience.

A limiting structure may be additionally provided on the mounting plate 10 on a side of the positioning block 13 facing the flexible belt 31, and the flexible belt 31 is engaged with the positioning block 13 and limited by the limiting structure, so as to prevent the flexible belt 31 from falling off the positioning block 13.

It is easily understood by those skilled in the art that, in order to save the cost of the high temperature insulation layer, the high temperature insulation layer may be coated only on the portion where the flexible band 31 contacts the sealing end face of the sealing device 40.

The high-temperature-resistant insulating layer is a Teflon adhesive tape layer; the glass fiber layer, the Teflon plastic layer or the heat-resistant silica gel layer with high-temperature-resistant insulating property can be used for replacing the glass fiber layer, the Teflon plastic layer or the heat-resistant silica gel layer. The outer surface of the flexible belt 31 can be coated and molded by the Teflon plastic layer or the heat-resistant silica gel layer in an injection molding mode. Or, a glass fiber braided sleeve dipped with teflon is sleeved outside the flexible belt 31.

Certainly, the high-temperature-resistant insulating primer can be sprayed on the outer portion of the flexible belt 31, and then a teflon paint layer or a teflon emulsion is sprayed, brushed or dip-coated on the outermost side of the high-temperature-resistant insulating primer to form a teflon coating as a high-temperature-resistant insulating layer, so that the effect of having the high-temperature-resistant insulating property is achieved.

Preferably, a limiting structure 14 is arranged on the periphery of the meshing section of the reduction transmission gear 21 and the flexible belt 13, and the flexible belt 31 is meshed with the reduction transmission gear 21 and limited by the limiting structure 14 to prevent the flexible belt 31 from being disengaged from the reduction transmission gear 21.

Further preferably, one side of the limiting structure 14 facing the reduction transmission gear 21 is provided with an arc-shaped groove matched with an external protrusion of the reduction transmission gear 21, one side of the rack of the flexible belt 31 is engaged with the reduction transmission gear 21, and one side of the plane abuts against the arc-shaped groove. With the arrangement, the meshing stability of the flexible belt 31 and the reduction transmission gear 21 can be better guaranteed.

Preferably, the end of the flexible belt 31 has a stopper 32, and the stopper 32 is embedded in the flexible belt stopper groove 12 and can reciprocate along the flexible belt stopper groove 12 to stop the flexible belt 31, so as to prevent the flexible belt 31 from being disengaged from the end of the speed reduction transmission gear 21.

With such an arrangement, the limiting block 32 can reciprocate along the flexible belt limiting groove 12, limit the flexible belt 31, and prevent the flexible belt 31 from being separated from the reduction transmission gear 21 due to excessive resetting when the flexible belt 31 is reset.

Preferably, a closing-in end position detection device 15 is further disposed on the mounting plate 10, and is used for detecting whether the flexible belt 31 completely closes the garbage bag at the sealing device 40. When the flexible belt 31 tightens the garbage bag to the sealing end face of the sealing device 40, the closing end position detection device 15 is triggered, and the control device controls the sealing device 40 to heat and cut off the sealing according to the triggering condition of the closing end position detection device 15. By the arrangement, the detection precision of the garbage bag packaging mechanism is improved, and the safety and the stability of the system are ensured.

It is easily understood by those skilled in the art that the closing end position detection means 15 may be a contact type detection means, such as a travel switch. A non-contact type detection device such as an infrared correlation type detection device, an infrared reflection type detection device, an ultrasonic detection device, or the like may be used.

The utility model discloses a disposal bag packaging mechanism, sealing device 40 adopts heater 42 to seal and can accomplish sealing of disposal bag simultaneously and cut off two kinds of functions, and the fixed mode of heater assembly is simple, with low costs.

The utility model discloses in, the method that the disposal bag baling mechanism resets can adopt the method commonly used among the prior art, for example:

according to the first method, when the closing reset operation is executed, the limiting block 32 at the tail end of the flexible belt 31 moves clockwise along the flexible belt limiting groove 12, when the flexible belt moves to the position of the speed reduction transmission gear 21 and is limited by the speed reduction transmission gear 21, the flexible belt 31 cannot move continuously, the speed reduction transmission gear 21 stops rotating, the motor is locked, the current is increased, feedback information is sent to the control device, the control device controls the motor to stop rotating according to the feedback information, and the closing reset action is completed.

And secondly, arranging an infrared detection device on the groove wall of the flexible belt limiting groove 12 at the tail end of the flexible belt 31, wherein when the infrared detection device cannot detect the flexible belt 31, the infrared detection device forms a feedback signal to a control device, and the control device controls the motor to stop rotating according to the feedback signal to finish the closing reset action.

And thirdly, setting the reset time of the flexible belt 31 according to the moving speed of the flexible belt 31 and the moving length of the flexible belt 31, wherein the control device comprises a timer or a programmed time interval, and when the reset time is reached, the control device controls the motor to stop rotating to finish the closing reset action.

As shown in fig. 7 and 10, the operation of the garbage bagging mechanism of the present embodiment can be performed by the following steps:

(1) the control device controls the motor of the driving device 20 to rotate positively, the motor drives the reduction transmission gear 21 to rotate, the flexible belt 31 meshed with the reduction transmission gear 21 is driven to move positively, the tail end of the flexible belt 31 moves anticlockwise around the mounting plate through hole along the flexible belt limiting groove 12, the middle part of the flexible belt is gradually folded towards the sealing device 40, and finally the garbage bag is folded onto the sealing end face 415 and is matched with the sealing device 40 to finish the garbage bag packaging and sealing operation.

(2) The controlling means control the motor reversal of drive arrangement 20, the motor drive reduction gear 21 rotates, drive with the meshing of reduction gear 21 the reverse movement of flexible area 31, the end of flexible area 31 is followed flexible area spacing groove 12 winds mounting panel through-hole 11 clockwise movement, and the middle part is kept away from gradually closing device 40, finally flexible area 31 encircles mounting panel through-hole 11 resets.

Example 3 trash can

As shown in fig. 11 to 13, the present embodiment provides a trash can mounted with the trash bag packing mechanism of embodiment 2.

As shown in fig. 11 and 12, the garbage can includes a bottom base 100, 1 supporting rod 200 disposed on the bottom base 100, and a large lid 300 supported by the supporting rods 200, the supporting rods 100 are connected to the bottom base 100 at their lower ends and to the large lid 300 at their upper ends, wherein:

the middle of big lid 300 is equipped with the rubbish that supplies disposal bag and rubbish to pass and puts in mouthful 310, mounting panel through-hole 11 on the mounting panel 10 with rubbish is put in mouthful 310 and is corresponding, the inside of big lid 300 is equipped with disposal bag storage rack 320, install disposal bag subassembly 340 on the disposal bag storage rack 320, disposal bag subassembly 340 includes disposal bag box 341, and folds into annular storage and is in the no breakpoint disposal bag 330 of integral type in the disposal bag box 341, disposal bag box 341 is installed on the disposal bag storage rack 320. The integral breakpoint-free garbage bags 330 are stored through the garbage bag assembly 340, so that the garbage bag storage rack 320 indirectly stores the integral breakpoint-free garbage bags. The inside of big lid portion 300 is in the below installation of disposal bag storage rack 320 disposal bag package mechanism 370 realizes the automatic packing of integral type no breakpoint disposal bag and seals the function.

The garbage can is controlled by the control device. The control device comprises a PCB circuit board assembly, a control module for controlling the driving device and the sealing device is arranged in the PCB circuit board assembly, and the driving device and the sealing device of the garbage bag packaging mechanism 370 are respectively connected with the corresponding control modules in a communication mode.

The garbage can without the can wall and the single support of the utility model has the advantages that the 1 support rod 200 is arranged on the bottom support 100 to support the large cover part 300, the can body of the garbage can is not needed, the structure of the garbage can is greatly simplified, and the cost of the garbage can is obviously reduced; the garbage bag storage rack 320 is arranged in the large cover part and used for storing the integrated breakpoint-free garbage bag 330, has the function of storing the garbage bag, saves the trouble of finding the garbage bag when the garbage bag is replaced, and can simply and reliably realize the function of storing garbage and the garbage bag. Meanwhile, the garbage bag packaging mechanism with the opening closed by the flexible belt has the beneficial effects that the garbage bag packaging mechanism can produce, and the details are omitted herein.

According to the present invention, the trash bag storage rack 320 may be located on the upper mounting plate; alternatively, the bottom of the trash bag storage rack 320 may be used directly as the upper mounting plate.

According to the present invention, the large lid 300 and the bottom bracket 100 are arranged in parallel. A trash bag 330 is positioned above the bottom support 100, on one side of the support pole 200.

As shown in fig. 13, according to the present invention, the garbage box 341 includes a circular storage main body 342 and a cover 343, the storage main body 342 is provided with a first through hole 344, and the storage main body 342 is connected through the cover 343, the cover 343 is provided with a second through hole 345, the first through hole 344 and the second through hole 345 are correspondingly arranged, so that garbage can enter the garbage bag through the first through hole 344 and the second through hole 345, and the first through hole 344 and the second through hole 345 are both circular.

An annular groove 346 is disposed on the storage body 342 around the outside of the first through hole 344, the annular groove 346 is used for accommodating a garbage bag, wherein the annular groove 346 has an opening, and the opening direction can be towards the first through hole 344, can be away from the first through hole 344, and can be consistent with the opening direction of the first through hole 344. The size of the annular groove 346 is related to the amount of storage of the trash bag 330, and the size of the annular groove 346 can vary depending on the application and density of use. When the trash bags 330 are used in larger quantities, a larger capacity annular groove 346 may be provided, and conversely, a smaller capacity annular groove 346 may be provided.

The cover 343 is connected to the storage body 342 by a snap structure, and the cover 343 is located at an opening of the annular groove 346, and when the cover 343 is covered at the opening of the annular groove 346, the garbage bag 330 is confined in the annular groove 346 and can only be drawn out through a garbage bag outlet, wherein the garbage bag outlet is an annular gap formed by one side wall of the cover 343 and the annular groove 346, and the size of the gap is not limited, so that the garbage bag can perform any function.

The garbage bag assembly 340, the first through hole 344 and the second through hole 345 are all arranged in a circular shape, compared with other shapes, the garbage bag assembly 340 is easier to form, and the structure is more uniform and consistent, so that the strength and rigidity of the structure are better, the deformation resistance of the garbage box is stronger, and the function is more stable.

The shape of the side wall of the large lid 300 is not limited, and may be square or circular. Preferably circular. The circular side wall can improve the strength and rigidity of the large cover part, improve the deformation resistance and be easier to form.

It should be noted that the garbage bag assembly 340 can also be used as a garbage bag assembly of a garbage can in the prior art, such as the garbage bag assembly disclosed in CN 108974704A; or a prior art garbage bag sleeve.

It should be noted that the trash bag assembly 340 need not be sold with the trash can, and the trash bag assembly 30 may be purchased by the user and installed into the large lid portion 300.

The integral type does not have breakpoint disposal bag is the integral type, the tube-shape does not have breakpoint disposal bag that CN108974703A disclosed. Or a trash bag as disclosed in CN 206013572U.

The integral breakpoint-free garbage bag 330 is a cylindrical structure, the interior of the cylindrical structure is integrally through, at least one of two ends of the cylindrical structure is provided with an opening, and the garbage bag is folded into a ring shape in a reciprocating manner and is sleeved in the annular groove 346. The above-mentioned techniques are all prior art, and are not described herein again.

The one-piece breakpoint-free trash bag 330 does not need to be sold with the trash can, and the one-piece breakpoint-free trash bag 330 can be purchased by a user and installed in the large lid 300.

The assembly steps of the garbage bag assembly 340 include: the integral breakpoint-free garbage bag 330 is folded into a ring shape along the axial direction through manpower or a certain tool, and the length and the diameter of the garbage bag are self-determined according to the use requirement; the integrally folded breakpoint-free garbage bag 330 is pressed into the annular groove 346 of the storage main body 342, one end of the garbage bag pressed into the annular groove 346 is pulled out and sealed, the sealing mode is thermoplastic sealing, but not limited to thermoplastic sealing, and other sealing modes can be adopted, so that the first garbage bag can be taken automatically, the cover body 343 is covered at the opening of the annular groove 346 of the storage main body 342, and the assembly work of the garbage bag assembly 340 is completed.

It should be noted that the garbage bag storage rack 320 can also directly store the integrated breakpoint-free garbage bag 330, and at this time, the garbage bag storage rack 320 can be set to be in an annular groove structure for directly storing the integrated breakpoint-free garbage bag 330 folded into an annular shape.

As shown in fig. 11, the shoe 100 is preferably recessed in the middle to form a bottom recess 110. Compare with the bottom construction that adopts middle fretwork, the rubbish in the bearing support disposal bag that can be better can prevent simultaneously that the disposal bag from being punctured and causing liquid waste in the disposal bag to spill over, makes dirty the floor.

As shown in fig. 11, according to the present invention, a bottom bracket through hole 120 is formed at one side of the bottom bracket 100, and the bottom end of the support rod 200 is inserted into the bottom bracket through hole 120 and is detachably and fixedly connected to the bottom bracket 100 by a fixing member (e.g., a screw).

According to the utility model discloses, big lid connection structure 350 has on the lateral wall of big lid portion 300, the mounting groove that the opening is down is seted up to big lid connection structure 350's bottom, insert the upper end of bracing piece 200 in the mounting groove to through two mounting (for example screw) with big lid connection structure 350 detachably fixed connection.

According to the present invention, the large lid 300 and the bottom bracket 100 are arranged in parallel. So set up, the structural stability of garbage bin is better.

According to the present invention, the whole of the bottom support 100 is a plate-shaped structure. The bottom support of the plate-shaped structure improves the structural stability of the garbage can.

The garbage can of this embodiment is provided with the disposal bag packing mechanism of embodiment 2, and the large cover part 300 is supported through 1 bracing piece 200 that sets up on the collet 100, the garbage throwing-in port 310 has on the large cover part 300, and is connected with integral type breakpoint-free garbage bag 330, and rubbish drops into from the garbage throwing-in port 310 in the garbage bag 330, the collet 100 can be to garbage bag and inside rubbish produce the supporting role, need not to set up the staving of garbage can, has greatly simplified the structure of garbage can. After the garbage is filled, the garbage bag packing mechanism can automatically pack and seal the opening and cut off the opening, and then a new garbage bag is pulled downwards to a certain length to accommodate the garbage again.

As can be easily understood by those skilled in the art, the garbage can also be directly provided with the sealing device of embodiment 1, and the sealing device is arranged outside the garbage throwing opening and is used for sealing and packaging the garbage bag after being manually closed.

The present invention has been described in detail with reference to the specific embodiments, but the present invention is only by way of example and is not limited to the specific embodiments described above. Any equivalent modifications and substitutions to those skilled in the art are intended to be within the scope of the present invention. Accordingly, variations and modifications in equivalents may be made without departing from the spirit and scope of the invention, which is intended to be covered by the following claims.

Claims (10)

1. Disposal bag closing device, its characterized in that, including high temperature resistant base, set up in heater on the base, wherein: the base comprises a base upper part and a base lower part, two lower limiting grooves are symmetrically formed in the rear end face of the base lower part, 1 or 2 through holes are formed in the base upper part, and the 1 or 2 through holes are communicated with the lower limiting grooves and the outer part of the base upper part;

the heating wire is wound around the part protrusion on the terminal surface that seals of base in the terminal surface setting seals, both ends are connected with the one end electricity of two pencil respectively, the other end of pencil is followed lower spacing groove gets into in the base lower part, and by lower spacing groove is spacing, and follows the through-hole upwards follows after wearing out on base upper portion is connected with hot melt circuit electricity, hot melt circuit and control mechanism communicably be connected, the heating wire is installed by the tensioning with the pencil.

2. The trash bag closure of claim 1 wherein said base is hollow and separated into said base upper portion and said base lower portion by a partition; and 1 or 2 through holes are formed in the partition plate close to the rear end face.

3. The trash bag sealing device of claim 1, wherein limiting protrusions are respectively arranged on the outer sides of the two lower limiting grooves on the rear end surface of the base, and the limiting protrusions are used for limiting the wiring harness to slide out of the lower limiting grooves downwards.

4. The trash bag sealing device of claim 2, wherein 1 or 2 upper limiting grooves are formed in the rear end surface of the upper portion of the base; the wire harness enters the lower portion of the base from the lower limiting groove, then upwards penetrates through the through hole, then penetrates out of the upper limiting groove and is electrically connected with the hot melting circuit.

5. The trash bag closure of claim 1 wherein said closure end surface is an outwardly convex arcuate surface.

6. The trash bag closure of claim 1 wherein the surfaces of the closure end faces are provided with an anti-adhesive coating.

7. The trash bag sealing device of claim 1, wherein the base has fixing holes at both ends thereof, and a fixing member passes through the fixing holes to fix the base to the trash can.

8. The trash bag closure of claim 1, wherein the ends of the heater are electrically connected to the wiring harness by first and second cold-pressed terminals, respectively.

9. The garbage bag packaging mechanism is characterized by comprising a mounting plate, a driving device arranged on the mounting plate, a flexible closing mechanism and the garbage bag sealing device as claimed in any one of claims 1 to 8, wherein the driving device and the sealing device are connected with a control device in a communication mode, the mounting plate is provided with a mounting plate through hole for the garbage bag and garbage to pass through, and the sealing device is fixedly arranged at one side of the mounting plate through hole.

10. A garbage can provided with a garbage throwing opening for garbage and garbage bags to pass through, and is characterized by comprising the garbage bag sealing device of any one of claims 1-8, wherein the garbage bag sealing device is arranged outside the garbage throwing opening; or the like, or, alternatively,

the trash can includes the trash bag packing mechanism of claim 9.

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