CN111331758A

CN111331758A - Biodegradable foamed plastic lunch box degradation pretreatment device

Info

Publication number: CN111331758A
Application number: CN202010350537.6A
Authority: CN
Inventors: 付科枝
Original assignee: 付科枝
Current assignee: Fuling Technology Co.,Ltd.
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2020-06-26
Anticipated expiration: 2040-04-28
Also published as: CN111331758B

Abstract

The invention relates to the field of biodegradation, in particular to a degradation pretreatment device for a biodegradable foamed plastic lunch box. The invention aims to solve the technical problem of providing a degradation pretreatment device for a biodegradable foamed plastic lunch box. A degradation pretreatment device for a biodegradable foamed plastic meal box comprises a swab pulling device, a cover opening device, a wind power separation device, a control screen, a rubber meal box base and a telescopic waste collection box; the top ends of the support legs are connected with the placing plate through bolts; the middle rear part of the top end of the placing plate is provided with a wind power separation device. According to the invention, the automatic stick removal is realized, and food and residual oil are left in the meal box, so that the difficulty in recovering bamboo sticks is reduced, and the problem that the degradation is influenced by mixing the bamboo sticks when the meal box is degraded subsequently is avoided; the cover is automatically opened, so that manual contact is avoided, health is protected, and the working safety is improved; the collection work of cutlery boxes is accomplished to application wind-force, simple mode, the effect of energy saving and fund.

Description

Biodegradable foamed plastic lunch box degradation pretreatment device

Technical Field

The invention relates to the field of biodegradation, in particular to a degradation pretreatment device for a biodegradable foamed plastic lunch box.

Background

Foamed tableware, i.e. disposable foamed plastic tableware, is made up of polystyrene resin through heating to melt, adding foaming agent (butane) to extrude, rolling, laying aside in ventilating and wet environment, heating again, and shaping. Among them, the use of snack boxes is the most widespread, especially in frying shops, where the containers used in packaging fried foods are essentially snack boxes made of foamed plastic.

With the development of technology, there has been an increasing emergence of foamed plastic snack boxes that can be recycled for concentrated degradation, several problems to be solved in recycling these waste degradable snack boxes used for packaging fried foods. Firstly, after people eat fried food in a packaging box, bamboo sticks of the fried food are generally kept in a snack box, then the snack box is closed and discarded, the bamboo sticks cannot be degraded by microorganisms specially degrading the snack box, if the bamboo sticks and the snack box are not separated but are crushed together and then degraded, the degradation time is greatly prolonged if the bamboo sticks are light, and the degradation process is damaged if the bamboo sticks are heavy, so that the snack box cannot be degraded; secondly, fried food residues and fried oil exist in the fast food box, and the substances like bamboo sticks must be taken out of the fast food box, the existing method is that the fast food box cover is opened manually and then the substances are poured out of the fast food box body, repeated mechanical labor is easy to cause fatigue, and the labor consumption is large; finally, sorting snack boxes also relies on manual labor. The problems can be only treated manually, and no special machine is used.

In summary, there is a need to develop a device capable of automatically drawing out bamboo sticks from the interior of a fast food box, automatically discharging food residues and oil in the fast food box, and simultaneously automatically sorting and collecting fast food boxes, so as to overcome the defects that the bamboo sticks cannot be drawn out from the interior of the fast food box, the food residues and oil in the fast food box cannot be automatically discharged, and the fast food boxes cannot be automatically sorted and collected in the prior art.

Disclosure of Invention

The invention aims to overcome the defects that a bamboo stick in a fast food box cannot be automatically pulled out, food residues and oil in the fast food box cannot be automatically discharged, and the fast food box cannot be automatically sorted and collected.

The invention is achieved by the following specific technical means:

a biodegradable foamed plastic lunch box degradation pretreatment device comprises support legs, a placing plate, a stick pulling device, a cover opening device, a wind power separation device, a control screen, a conveyor belt, a rubber lunch box base and a telescopic waste collection box; the top ends of the support legs are connected with the placing plate through bolts; the front middle part of the top end of the placing plate is connected with the swab pulling device; the middle rear part of the top end of the placing plate is provided with a wind power separating device, and the front top part of the wind power separating device is connected with the swab pulling device; a control screen is arranged above the right front side of the top end of the placing plate; a conveyor belt is arranged on the left side of the placing plate, and the right front side of the conveyor belt is connected with the swab pulling device; the right top of the rear end of the swab pulling device is connected with the uncovering device, and the left bottom in the uncovering device is connected with the conveying belt; the front side of the middle part of the top of the conveyor belt is mutually adhered with the base of the rubber lunch box; a telescopic waste collecting box is arranged at the rear lower part of the conveyor belt.

Preferably, the bamboo stick pulling device comprises a motor, a first driving wheel, a second driving wheel, a first spur gear, a second spur gear, a third driving wheel, a rod sleeve, a rotary transmission rod, a fixed transmission block, a sliding transmission block, a T-shaped insert block, a longitudinal sliding rod, a first cross rod sliding block, a first transverse sliding rod, a second cross rod sliding block, a second transverse sliding rod, a first movable fixing plate, a first spring rod, a second movable fixing plate, a first supporting sliding column, a second supporting sliding column, a double-groove plate, a bamboo stick collecting box, a second spring rod and a bamboo stick righting plate; the front end axle center of the motor is in transmission connection with the first transmission wheel; the top of the first driving wheel is in transmission connection with a second driving wheel; the axle center at the rear end of the second transmission wheel is in transmission connection with the first straight gear; the axle center of the front end of the second driving wheel is in transmission connection with the rod sleeve; the left side of the first straight gear is meshed with the second straight gear; the axle center at the rear end of the second straight gear is in transmission connection with a third transmission wheel; the middle part in the rod sleeve is in transmission connection with the rotary transmission rod; the left upper side of the rotary transfer rod is welded with the fixed transmission block; the front middle part of the fixed transmission block is in transmission connection with the sliding transmission block; the front end axle center of the sliding transmission block is welded with the T-shaped insertion block; the middle part in the sliding transmission block is in transmission connection with the longitudinal sliding rod; a first movable fixing plate is arranged right below the T-shaped inserting block; the top end of the longitudinal sliding rod is welded with the first cross rod sliding block; the bottom end of the longitudinal sliding rod is welded with the second cross rod sliding block; the inner rear side of the first cross rod sliding block is in sliding connection with the first transverse sliding rod; the inner rear side of the second cross rod sliding block is in sliding connection with a second transverse sliding rod; the right rear side of the bottom end of the first movable fixed plate is welded with the first spring rod; the bottom end of the first spring rod is connected with the second movable fixed plate; the front side of the middle part of the bottom of the second movable fixed plate is welded with the first supporting sliding column; the rear side of the middle part of the bottom of the second movable fixed plate is welded with the second supporting sliding column; the front side of the left middle part of the second movable fixed plate is welded with the second spring rod; a bamboo stick righting plate is arranged on the left side of the left rear side of the second movable fixed plate; the bottom end of the first supporting sliding column is connected with the double-groove plate in a sliding mode, and the left rear side of the top end of the double-groove plate is connected with the second supporting sliding column; a bamboo stick collecting box is arranged below the second supporting sliding column; the bottom end of the motor is connected with the placing plate; the rear end axle center of the first straight gear is connected with the cover opening device; the rear end axle center of the first straight gear is connected with the wind power separation device; the left side of the second spring rod is connected with the conveyor belt; the left bottom of the bamboo stick righting plate is connected with the conveying belt.

Preferably, the cap opening device comprises a bidirectional telescopic rod, a first bevel gear, a second bevel gear, a transmission plate, a third bevel gear, a fourth transmission wheel, a fifth transmission wheel, a screw rod, a transmission column, a clamping block, a through hole trapezoidal block, a reset long plate, a first electric push rod, a first telescopic puncture rod, a second telescopic puncture rod, a lifting insert block, a rebound limiting column, a fixed barrier suspension plate, a second electric push rod, a side support plate and an offset triangular prism; the middle front side of the outer surface of the bidirectional telescopic rod is in transmission connection with a first bevel gear; the middle rear side of the outer surface of the bidirectional telescopic rod is in transmission connection with the second bevel gear; the rear side of the outer surface of the bidirectional telescopic rod is in transmission connection with the transmission plate; the rear top of the first bevel gear is meshed with the third bevel gear; the front left side of the transmission plate is in transmission connection with a second electric push rod; the top end axis of the third bevel gear is in transmission connection with a fourth transmission wheel; the left side of the fourth driving wheel is in transmission connection with the fifth driving wheel; the bottom end axle center of the fifth driving wheel is in transmission connection with the screw rod; the top of the outer surface of the screw rod is in transmission connection with the transmission column; the right top of the transmission column is welded with the clamping block; the bottom end of the clamping block is in sliding connection with the through hole trapezoidal block; a reset long plate is arranged behind the through hole trapezoidal block; the left rear side of the bottom end of the through hole trapezoidal block is connected with the first telescopic puncture rod; the right rear side of the bottom end of the through hole trapezoidal block is connected with a second telescopic puncture rod; the front middle part of the top end of the through hole trapezoidal block is in transmission connection with the lifting insert block; the rear end of the reset long plate is in transmission connection with a first electric push rod; the middle part of the outer surface of the lifting insert block is welded with the rebound limiting column; the outer surface of the rebound limiting column is in sliding connection with the fixed barrier hanging plate; the left end of the fixed barrier group suspension plate is welded with the side supporting plate; the middle front part of the right end of the side supporting plate is connected with the offset triangular prism through a connecting rod; the axle center of the front end of the bidirectional telescopic rod is connected with a second driving wheel; the right bottom of the side supporting plate is connected with the conveying belt.

Preferably, the wind power separating device comprises a sixth driving wheel, a seventh driving wheel, a fourth bevel gear, a fifth bevel gear and a fan; the bottom end of the sixth driving wheel is in transmission connection with the seventh driving wheel; the axle center at the rear end of the seventh transmission wheel is in transmission connection with the fourth bevel gear; the rear left side of the fourth bevel gear is meshed with the fifth bevel gear; the left end axis of the fifth bevel gear is in transmission connection with the fan; the axle center of the front end of the sixth driving wheel is connected with the second driving wheel.

Preferably, the swab pulling devices are arranged in two right groups and are symmetrically arranged on the left front side and the right front side of the conveyor belt.

Preferably, a hole groove is formed in the rear middle of the top end of the first movable fixing plate, and the T-shaped insertion block is located right above the hole groove.

Preferably, after the second electric push rod telescopically drives the bidirectional telescopic rod to enable the first bevel gear and the third bevel gear to be meshed with each other, the second driving wheel drives the bidirectional telescopic rod, the bidirectional telescopic rod drives the first bevel gear to rotate, and the first bevel gear is meshed with and drives the third bevel gear; when the second electric push rod drives the bidirectional telescopic rod to extend and retract so that the first bevel gear is disengaged from the third bevel gear, and the second bevel gear is engaged with the third bevel gear, the second driving wheel drives the bidirectional telescopic rod, the bidirectional telescopic rod drives the second bevel gear to rotate, and the second bevel gear is engaged with and drives the third bevel gear to rotate in the opposite direction of the engagement and transmission of the first bevel gear; when the second electric push rod drives the bidirectional telescopic rod in a telescopic mode to enable the third bevel gear not to be meshed with the first bevel gear and the second bevel gear at the same time, the device keeps static.

Preferably, the top of the telescopic waste collection box is provided with a filter plate which can move up and down, and a spring rod is connected between the middle part of the bottom of the filter plate and the middle part of the inner bottom of the box body.

Compared with the prior art, the invention has the following beneficial effects:

in order to solve the problems that the device in the prior art can not automatically draw out bamboo sticks from the fast food box, can not automatically discharge food residues and oil in the fast food box, and can not automatically sort and collect the fast food box, the stick pulling device, the cover opening device and the wind power separation device are designed.

1. Through pulling out the bamboo let device, can realize removing automatically and sign work, practice thrift the manpower, simultaneously because take the bamboo let out under the lunch-box closed lid state, through the extrusion restriction in cutlery box gap, can directly strike off food and the residual oil on the bamboo let and stay in the lunch-box from the bamboo let, the bamboo let of simple taking out, avoid the bamboo let to collect box interior sneak into food, reduce the degree of difficulty of retrieving the bamboo let, take out the bamboo let from the cutlery box, the material that sneak into in the cutlery box plastics and be difficult to degrade influences cutlery box degradation process when avoiding follow-up carrying out operations such as broken handle to the cutlery box.

2. Through the device of uncapping, enough realize automatic uncapping to the lunch-box, practice thrift manpower resources, avoid artifical direct contact cutlery box, reduce the workman and receive the probability of the bacterial infection that multiplies in inside surplus food and the oil, protect workman's health, promote work comfort level and security, discharge debris prevents to influence follow-up degradation process.

3. Through the wind power separator, utilize the extremely light characteristic of quality of cutlery box itself, utilize wind-force to blow into the collection container with the cutlery box, accomplish the collection work of cutlery box with the simplest mode, energy saving and fund.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a perspective view of the right front view of the swab pulling device of the present invention;

FIG. 3 is a perspective view of the right rear view of the swab pulling device of the present invention;

FIG. 4 is a schematic structural view of a left front perspective view of the swab pulling device of the present invention;

fig. 5 is a front right perspective view of the lid opening device of the present invention.

FIG. 6 is a perspective view of the cover opening device of the present invention;

FIG. 7 is a schematic view of the wind separation apparatus of the present invention.

The labels in the figures are: 1-support foot, 2-placing plate, 3-pulling device, 4-uncapping device, 5-wind power separating device, 6-control screen, 7-conveyor belt, 8-rubber meal box base, 9-telescopic waste collecting box, 301-motor, 302-first transmission wheel, 303-second transmission wheel, 304-first straight gear, 305-second straight gear, 306-third transmission wheel, 307-rod sleeve, 308-transfer rod, 309-fixed transmission block, 3010-sliding transmission block, 3011-T-shaped insert block, 3012-longitudinal sliding rod, 3013-first transverse rod sliding block, 3014-first transverse sliding rod, 3015-second transverse rod sliding block, 3016-second transverse sliding rod, 3017-first movable fixing plate, 3018-first spring rod, 3019-second movable fixed plate, 3020-first supporting sliding column, 3021-second supporting sliding column, 3022-double-grooved plate, 3023-bamboo stick collecting box, 3024-second spring bar, 3025-bamboo stick position correcting plate, 401-two-way telescopic rod, 402-first bevel gear, 403-second bevel gear, 404-driving plate, 405-third bevel gear, 406-fourth driving wheel, 407-fifth driving wheel, 408-lead screw, 409-driving column, 4010-detent block, 4011-through-hole trapezoidal block, 4012-reset long plate, 4013-first electric push rod, 4014-first telescopic puncture rod, 4015-second telescopic puncture rod, 4016-lifting plug-in block, 4017-rebound limiting column, 4018-fixed barrier suspension plate, 4019-second electric push rod, 4020-side supporting plate, 4021-offset triangular prism, 501-sixth driving wheel, 502-seventh driving wheel, 503-fourth bevel gear, 504-fifth bevel gear and 505-fan.

Detailed Description

The invention is further described below with reference to the figures and examples.

Examples

A biodegradable foamed plastic lunch box degradation pretreatment device is shown in figures 1-7 and comprises support legs 1, a placing plate 2, a label pulling device 3, a cover opening device 4, a wind power separation device 5, a control screen 6, a conveyor belt 7, a rubber lunch box base 8 and a telescopic waste collection box 9; the top ends of the support legs 1 are connected with the placing plate 2 through bolts; the front middle part of the top end of the placing plate 2 is connected with the swab pulling device 3; the middle rear part of the top end of the placing plate 2 is provided with a wind power separation device 5, and the front top part of the wind power separation device 5 is connected with the swab pulling device 3; a control screen 6 is arranged above the right front side of the top end of the placing plate 2; the conveying belt 7 is arranged on the left side of the placing plate 2, and the right front side of the conveying belt 7 is connected with the swab pulling device 3; the right top of the rear end of the swab pulling device 3 is connected with the uncovering device 4, and the left bottom in the uncovering device 4 is connected with the conveying belt 7; the front side of the middle part of the top of the conveyor belt 7 is mutually adhered with the rubber lunch box base 8; a telescopic waste collection box 9 is arranged at the rear lower part of the conveyor belt 7.

The stick pulling device 3 comprises a motor 301, a first driving wheel 302, a second driving wheel 303, a first straight gear 304, a second straight gear 305, a third driving wheel 306, a rod sleeve 307, a rotary transmission rod 308, a fixed transmission block 309, a sliding transmission block 3010, a T-shaped insertion block 3011, a longitudinal sliding rod 3012, a first cross rod slider 3013, a first transverse sliding rod 3014, a second cross rod slider 3015, a second transverse sliding rod 3016, a first movable fixing plate 3017, a first spring rod 3018, a second movable fixing plate 3019, a first supporting sliding column 3020, a second supporting sliding column 3021, a double-groove plate 3022, a bamboo stick collecting box 3023, a second spring rod 3024 and a bamboo stick aligning plate 3025; the front end axle center of the motor 301 is in transmission connection with the first transmission wheel 302; the top of the first driving wheel 302 is in transmission connection with a second driving wheel 303; the rear end axle center of the second driving wheel 303 is in transmission connection with a first straight gear 304; the front end axle center of the second driving wheel 303 is in transmission connection with the rod sleeve 307; the left side of the first spur gear 304 is meshed with the second spur gear 305; the rear end axle center of the second straight gear 305 is in transmission connection with a third transmission wheel 306; the middle part in the rod sleeve 307 is in transmission connection with a transfer rod 308; the left upper side of the rotating transfer rod 308 is welded with the fixed transmission block 309; the front middle part of the fixed driving block 309 is in driving connection with the sliding driving block 3010; the front end axis of the sliding transmission block 3010 is welded with the T-shaped insertion block 3011; the middle part in the sliding transmission block 3010 is in transmission connection with the longitudinal sliding rod 3012; a first movable fixing plate 3017 is arranged right below the T-shaped inserting block 3011; the top end of the longitudinal sliding rod 3012 is welded to the first cross bar slider 3013; the bottom end of the longitudinal sliding rod 3012 is welded to the second cross bar slider 3015; the inner rear side of the first cross bar sliding block 3013 is connected with a first transverse sliding rod 3014 in a sliding manner; the inner rear side of the second cross bar sliding block 3015 is connected with a second transverse sliding bar 3016 in a sliding manner; the right rear side of the bottom end of the first movable fixing plate 3017 is welded with the first spring rod 3018; the bottom end of the first spring rod 3018 is connected to the second movable fixing plate 3019; the front side of the bottom middle part of the second movable fixing plate 3019 is welded with the first supporting sliding column 3020; the rear side of the bottom middle part of the second movable fixing plate 3019 is welded with the second supporting sliding column 3021; the front side of the left middle part of the second movable fixing plate 3019 is welded with the second spring rod 3024; a bamboo stick position correcting plate 3025 is arranged on the left rear side of the second movable fixing plate 3019; the bottom end of the first supporting sliding column 3020 is slidably connected with the double-groove plate 3022, and the left rear side of the top end of the double-groove plate 3022 is connected with the second supporting sliding column 3021; a bamboo stick collecting box 3023 is arranged below the second supporting sliding column 3021; the bottom end of the motor 301 is connected with the placing plate 2; the axle center of the rear end of the first straight gear 304 is connected with the cover opening device 4; the rear end axle center of the first straight gear 304 is connected with the wind power separation device 5; the left side of the second spring rod 3024 is connected with the conveyor belt 7; the left bottom of the bamboo stick position-correcting plate 3025 is connected with the conveyor belt 7.

The cap opening device 4 comprises a bidirectional telescopic rod 401, a first bevel gear 402, a second bevel gear 403, a transmission plate 404, a third bevel gear 405, a fourth transmission wheel 406, a fifth transmission wheel 407, a screw 408, a transmission column 409, a clamping block 4010, a through hole trapezoidal block 4011, a reset long plate 4012, a first electric push rod 4013, a first telescopic puncture rod 4014, a second telescopic puncture rod 4015, a lifting insert 4016, a rebound limiting column 4017, a fixed barrier group suspension plate 4018, a second electric push rod 4019, a side support plate 4020 and an offset triangular prism 4021; the middle front side of the outer surface of the bidirectional telescopic rod 401 is in transmission connection with a first bevel gear 402; the middle rear side of the outer surface of the bidirectional telescopic rod 401 is in transmission connection with a second bevel gear 403; the rear side of the outer surface of the bidirectional telescopic rod 401 is in transmission connection with a transmission plate 404; the rear top of the first bevel gear 402 is meshed with a third bevel gear 405; the front left side of the driving plate 404 is in driving connection with a second electric push rod 4019; the top end axle center of the third bevel gear 405 is in transmission connection with the fourth transmission wheel 406; the left side of the fourth driving wheel 406 is in transmission connection with a fifth driving wheel 407; the bottom end axle center of the fifth driving wheel 407 is in transmission connection with the screw rod 408; the top of the outer surface of the screw rod 408 is in transmission connection with a transmission column 409; the right top of the transmission column 409 is welded with a clamping block 4010; the bottom end of the clamping block 4010 is in sliding connection with the through hole trapezoidal block 4011; a reset long plate 4012 is arranged behind the through hole trapezoidal block 4011; the left rear side of the bottom end of the through hole trapezoidal block 4011 is connected with a first telescopic puncture rod 4014; the right rear side of the bottom end of the through hole trapezoidal block 4011 is connected with a second telescopic puncture rod 4015; the front middle part of the top end of the through hole trapezoidal block 4011 is in transmission connection with a lifting plug block 4016; the rear end of the resetting long plate 4012 is in transmission connection with a first electric push rod 4013; the middle part of the outer surface of the lifting plug block 4016 is welded with a rebound limiting column 4017; the outer surface of the rebound limiting column 4017 is in sliding connection with the fixed barrier suspension plate 4018; the left end of the fixed barrier group suspension plate 4018 is welded with the side supporting plate 4020; the middle front part of the right end of the side support plate 4020 is connected with the offset triangular prism 4021 through a connecting rod; the front end axle center of the bidirectional telescopic rod 401 is connected with the second driving wheel 303; the right bottom of the side support plate 4020 is connected to the conveyor belt 7.

The wind power separating device 5 comprises a sixth driving wheel 501, a seventh driving wheel 502, a fourth bevel gear 503, a fifth bevel gear 504 and a fan 505; the bottom end of the sixth driving wheel 501 is in transmission connection with a seventh driving wheel 502; the rear end axle center of the seventh driving wheel 502 is in transmission connection with a fourth bevel gear 503; the rear left side of the fourth bevel gear 503 is meshed with the fifth bevel gear 504; the left end axis of the fifth bevel gear 504 is in transmission connection with a fan 505; the front end axle center of the sixth driving wheel 501 is connected with the second driving wheel 303.

The stick pulling devices 3 are arranged in two right groups and symmetrically arranged on the left front side and the right front side of the conveyor belt 7.

A hole groove is formed in the rear middle portion of the top end of the first movable fixing plate 3017, and the T-shaped plug 3011 is located right above the hole groove.

When the second electric push rod 4019 telescopically drives the bidirectional telescopic rod 401 to enable the first bevel gear 402 and the third bevel gear 405 to be meshed with each other, the second driving wheel 303 drives the bidirectional telescopic rod 401, the bidirectional telescopic rod 401 drives the first bevel gear 402 to rotate, and the first bevel gear 402 is meshed with and drives the third bevel gear 405; when the second electric push rod 4019 telescopically drives the bidirectional telescopic rod 401 to make the first bevel gear 402 disengaged from the third bevel gear 405 and the second bevel gear 403 engaged with the third bevel gear 405, the second driving wheel 303 drives the bidirectional telescopic rod 401, the bidirectional telescopic rod 401 drives the second bevel gear 403 to rotate, and the second bevel gear 403 engages with the third bevel gear 405 to drive the third bevel gear 405 to rotate in the opposite direction of the engagement drive with the first bevel gear 402; the device remains stationary while the second motorized push rod 4019 telescopically drives the bi-directional telescoping rod 401 such that the third bevel gear 405 does not simultaneously intermesh with the first bevel gear 402 and the second bevel gear 403.

The top of the telescopic waste collection box 9 is provided with a filter plate which can move up and down, and a spring rod is connected between the middle part of the bottom of the filter plate and the middle part of the inner bottom of the box body.

The working principle is as follows: during the use, install biodegradable foamed plastic cutlery box degradation preprocessing device in the place that needs to use earlier, external power supply, then transversely place pending cutlery box in rubber cutlery box base 8 with the state that the opening faces backwards, then through control screen 6 starting drive, conveyer belt 7 begins to transport the cutlery box backward, a bamboo let can generally remain in the cutlery box for splendid attire fried food and the bamboo let can stretch out outside the cutlery box from the both sides of cutlery box, the bamboo let can't be degraded the little biodegradable of foamed plastic by special, if sneak into in the foamed plastic will influence its degradation process, consequently, need take out the bamboo let earlier, fix again after righting the bamboo let through pulling out bamboo let device 3, then directly take out from the cutlery box, avoid bamboo let foaming to sneak into in the plastics and influence its degradation process. Get and sign the completion after, continue to transport the cutlery box backward, through uncapping device 4 after that, utilize mechanical structure cooperation to open the cutlery box lid, uncap the back because the junction itself of lunch box lid and bottom has elasticity, the cutlery box lid can be opened and directly rotate one hundred eighty degrees. After the cover is opened, the lunch box is continuously conveyed until the last telescopic waste collection box 9 is reached, the top height of the telescopic waste collection box 9 is lower than the height of the conveyor belt 7, meanwhile, the initial placement state of the lunch box is the state that the opening faces backwards, therefore, when the lunch box falls from the rear end of the conveyor belt 7, the lunch box falls off at the bottom first, then residual oil and fried food in the lunch box can be directly poured out from the lunch box and fall off on the surface of the telescopic waste collection box 9, after most of oil flows out from the lunch box, the weight of the lunch box is greatly reduced, and the lunch box is directly blown into the collection container through the wind power separation device 5. The device is simple to use, and the bamboo sticks in the lunch box are automatically pulled out through the stick pulling device 3, so that the bamboo sticks are prevented from being mixed into the lunch box to influence the final degradation; the automatic opening of the lunch box is realized by the opening device 4 instead of manual work, so that repeated and monotonous work is carried out, and the human resources are saved; through wind-force separator 5, utilize the cutlery box dead weight minimum characteristics with the cutlery box direct separation of the clean discharge content, the device can replace the manual work completely and handle the fried food foaming cutlery box of splendid attire abandonment, avoids the artifical long-time phenomenon that contacts and lead to being sick to take place, and for follow-up degradation process provides the guarantee, be worth using widely.

When the bamboo stick extending out of the side of the lunch box enters the gap of the bamboo stick righting plate 3025, because the tip of the bamboo stick is usually strung with food which is not eaten, or because the tip is soaked in oil for a long time, the tip is heavy, the handheld end is tilted, the handheld end slides through the arc segment sliding guide of the front side of the top in the gap of the bamboo stick righting plate 3025, so that the handheld end of the bamboo stick slides into the gap between the first movable fixing plate 3017 and the second movable fixing plate 3019, then the motor 301 drives the first driving wheel 302, the first driving wheel 302 drives the second driving wheel 303 to rotate, the second driving wheel 303 then drives the driving rod sleeve 307 to rotate counterclockwise, then the rod sleeve 307 drives the transfer rod 308 to rotate, and the rod sleeve 307 can also slide relative to each other besides driving the transfer rod 308 to rotate, so as to perform distance balance in the rotating process of the fixing block 309; the rotary transmission rod 308 rotates to drive the fixed transmission block 309 to rotate together, then the fixed transmission block 309 drives the sliding transmission block 3010 to slide downwards along the longitudinal sliding rod 3012, the fixed transmission block 309 and the sliding transmission block 3010 also rotate relatively in the sliding process, the sliding transmission block 3010 drives the T-shaped insertion block 3011 to descend together in the descending process, after the sliding transmission block 3010 descends to the bottom, the T-shaped insertion block 3011 is also inserted into a hole groove located right below the sliding transmission block 3010 and pushes the first movable fixing plate 3017 to move downwards and compress the first spring rod 3018, and the first movable fixing plate 3017 which moves downwards and the second movable fixing plate 3019 below are matched together to clamp a bamboo stick extending into a gap between the fixed transmission block and the sliding transmission block. With the continuous rotation of the rotary transmission rod 308, the fixed transmission block 309 drives the sliding transmission block 3010 to slide rightmost, in this process, the first horizontal rod slider 3013 will slide rightmost along the first horizontal sliding rod 3014, and the second horizontal rod slider 3015 will slide rightmost along the second horizontal sliding rod 3016, so as to play a role of assisting in supporting the sliding transmission block 3010. Meanwhile, the T-shaped plug 3011 inserted into the slot will slide rightwards along the track slot of the double-slotted board 3022 with the first movable fixing board 3017, the first spring rod 3018 and the second movable fixing board 3019 supported by the first supporting sliding column 3020 and the second supporting sliding column 3021, and the second spring rod 3024 is pulled to draw the clamped bamboo stick out of the lunch box. Then, as the rotary rod 308 continues to rotate, the sliding driving block 3010 will first drive the T-shaped plug 3011 to rise, but the T-shaped plug 3011 will not withdraw from the hole slot during the first period of rising, only the first movable fixing plate 3017 will be released from being pressed, then the second transverse sliding rod 3016, which has lost the pressing, will begin to rebound, so that the bamboo stick will lose its constraint and fall directly into the bamboo stick collecting box 3023, and when the T-shaped plug 3011 continues to rise to the exit slot, the second spring rod 3024 will also lose its constraint and begin to contract, pulling back the first movable fixing plate 3017, the first spring rod 3018, the second movable fixing plate 3019, the first supporting sliding post 3020, and the second supporting sliding post 3021. With the rotation of the rotary transmission rod 308, the T-shaped insertion block 3011 is finally driven to return to the original position at the upper left corner, and the whole device is restored to the original state to prepare for the bamboo stick pulling operation of the next lunch box. The device is simple to use, transmission through mechanical mechanism, can realize automatic bamboo let removal work, practice thrift the manpower, simultaneously because take out the bamboo let under the lunch-box closed lid state, through the extrusion restriction in cutlery box gap, can directly strike off food and the residual oil on the bamboo let and stay in the lunch-box from the bamboo let, the simple bamboo let that takes out, avoid the bamboo let to collect food of mixing in the box 3023, reduce the degree of difficulty of retrieving the bamboo let, take out the bamboo let from the cutlery box, sneak into the material influence degradation process that is difficult to degrade in the cutlery box plastics when avoiding follow-up carrying out operations such as broken handle to the cutlery box, and the device can form the linkage with uncapping device 4 and wind-force separator 5, be worth using widely.

When the lunch box is opened, the second driving wheel 303 drives the bidirectional telescopic rod 401, the bidirectional telescopic rod 401 drives the first bevel gear 402 to rotate, the first bevel gear 402 is meshed with and drives the third bevel gear 405, then the third bevel gear 405 drives the fourth driving wheel 406 to rotate, the fourth driving wheel 406 drives the fifth driving wheel 407, then the fifth driving wheel 407 drives the screw 408 to rotate, then the screw 408 drives the driving column 409 to move downwards, the driving column 409 ensures that the through-hole trapezoidal block 4011 cannot be separated from the driving column 409 through the clamping block 4010 connected with the surface, then the through-hole trapezoidal block 4011 approaches to the lunch box along with the descending of the through-hole trapezoidal block 4011, the first electric push rod 4013 and the first telescopic piercing rod 4014 are controlled to extend before the through-hole trapezoidal block 4011 contacts the offset triangular column 4021, the bottom tip pierces the plastic sheet with the button hole in the middle part of the top cover and then keeps a piercing state, and the through-hole trapezoidal block, after the inclined planes of the through hole trapezoidal block 4011 and the inclined plane of the through hole trapezoidal block 4011 are contacted with each other, the offset triangular prism 4021 is fixed on the side supporting plate 4020, therefore, the through hole trapezoidal block 4011 starts to slide backwards under the pushing of the offset triangular prism 4021, then the through hole trapezoidal block 4011 drives the first telescopic puncture rod 4014 and the second telescopic puncture rod 4015 to move backwards simultaneously, at the moment, the two are in a puncture state, so that the plastic sheet with the buckle hole and the whole meal box cover are pulled to move backwards, under the condition that the rubber meal box base 8 obstructs the movement of the meal box bottom, the plastic lug connected to the middle part behind the meal box bottom in the buckle hole is withdrawn from the buckle hole, and then the whole meal box is opened. Before the through-hole trapezoidal block 4011 contacts the offset triangular prism 4021, the lifting insert 4016 is supported on the front side of the top middle portion of the through-hole trapezoidal block 4011, the rebound restriction column 4017 is supported by the lifting insert 4016 to prevent it from sliding downwards, after the through-hole trapezoidal block 4011 moves downwards to contact the offset triangular prism 4021, the lifting insert 4016 is clamped by the fixed group barrier suspension plate 4018, the through-hole trapezoidal block 4011 is separated from the lifting insert 4016, the rebound restriction column 4017 descends to the lowest position where it can descend, at this time, the lower end of the rebound restriction column 4017 is just pressed on the top front middle portion of the lunch box cover, because the lunch box cover and the box body have elasticity, if the connecting shaft is not pressed by the rebound restriction column 4017, the lunch box cover will rebound open immediately, at this time, all devices should be returned to the original position after the opening work of the lunch box is completed, but when the first and second

telescopic puncture rods

4014 and 4015 are withdrawn, if the rebound restriction column 4017 does not block the lunch box open, then the cutlery box lid can increase opening angle simultaneously along with the rising of first flexible puncture pole 4014 and second flexible puncture pole 4015, first flexible puncture pole 4014 and second flexible puncture pole 4015 just can't separate even can lead to the cutlery box to overturn because the spatial position of first flexible puncture pole 4014 and second flexible puncture pole 4015 changes for ever with the cutlery box lid like this, make inside food and oil fall on conveyer belt 7, influence sanitation, hinder the cutlery box and handle. Therefore, the lunch box cover is pressed by the rebound limiting column 4017, the first telescopic puncture rod 4014 and the second telescopic puncture rod 4015 are retracted, the second electric push rod 4019 is controlled to extend and retract the transmission plate 404, the transmission plate 404 drives the two-way telescopic rod 401 to move forward to enable the second bevel gear 403 to be meshed with the third bevel gear 405, the third bevel gear 405 rotates reversely after being meshed, the lead screw 408 rotates reversely after transmission, the lead screw 408 drives the transmission column 409 to rise, meanwhile, the first electric push rod 4013 is controlled to extend and retract the reset long plate 4012, the through-hole trapezoidal block 4011 is pushed by the reset long plate 4012 to enable the front side of the top middle part of the through-hole trapezoidal block 4011 to move to the bottom of the lifting insertion block 4016 again, then the transmission column 409 drives the through-hole trapezoidal block 4011 to rise through the clamping block 4010 and lift the lifting insertion block 4016 again, then the lifting insertion block 4016 drives the rebound limiting column 4017 to rise, the lunch box cover is gradually loosened, and the lunch box cover, finally, the lunch box is opened perfectly. The device is simple to use, through the cooperation of mechanical mechanism, can realize automatic uncapping to the lunch-box, practices thrift manpower resources, avoids artifical direct contact cutlery box, reduces the probability that the workman received the bacterial infection who multiplies in inside surplus food and the oil, protects workman's health, promotes work comfort level and security, and discharge debris prevent to influence follow-up degradation process to the device can form the linkage with pulling out sign device 3 and wind-force separator 5, is worth using widely.

After the cutlery box is pulled out and is uncapped, need discharge inside remaining food and oil from the centre, the cutlery box after uncapping transports the end along with conveyer belt 7, then drop to flexible waste collection box 9 top from conveyer belt 7, because oil and food are heavier than the lid in the cutlery box body, and the box body drops from conveyer belt 7 earlier than the lid, so the cutlery box can directly overturn, pour inside food and oil from it at flexible waste collection box 9 top surface, oil can leak through the top filter plate and collect inside flexible waste collection box 9, food residue can stay at the top, will have the oil of recycle value and the food residue of no recycle value to separate through flexible waste collection box 9, carry out resource recycling, waste and environmental pollution are reduced. Finally, the weight of the lunch box losing food residues and oil is greatly reduced, the sixth driving wheel 501 is driven by the second driving wheel 303, the seventh driving wheel 502 is driven by the sixth driving wheel 501, the seventh driving wheel 502 then drives the fourth bevel gear 503, the fourth bevel gear 503 is meshed with and drives the fifth bevel gear 504, finally the fifth bevel gear 504 drives the fan 505 to rotate, and the light lunch box is directly blown into the collection container, so that the work of the recycling and preprocessing part of the lunch box is completed. The device is simple to use, utilizes the extremely light characteristic of cutlery box own quality, and application wind-force blows in the collection container with the cutlery box, accomplishes the collection work of cutlery box with simplest mode, and energy saving and fund are worth using widely.

The stick pulling devices 3 are arranged in two right groups and symmetrically arranged on the left front side and the right front side of the conveyor belt 7. Bamboo sticks can be arranged on the left side or the right side or both sides of the lunch box, the arrangement of the two sets of stick pulling devices 3 can improve the universality of the whole device, and the processing effect can be enhanced by processing in the face of most conditions.

A hole groove is formed in the rear middle portion of the top end of the first movable fixing plate 3017, and the T-shaped plug 3011 is located right above the hole groove. The fixing and the extraction of the bamboo sticks by the stick pulling device 3 are controlled by controlling the combination of the T-shaped inserting block 3011 and the hole groove, so that the running and the resetting of the device are controlled, the maximum function is realized by the simplest structure, the device is not easy to damage by a simple mechanism, and the service life is longer.

When the second electric push rod 4019 telescopically drives the bidirectional telescopic rod 401 to enable the first bevel gear 402 and the third bevel gear 405 to be meshed with each other, the second driving wheel 303 drives the bidirectional telescopic rod 401, the bidirectional telescopic rod 401 drives the first bevel gear 402 to rotate, and the first bevel gear 402 is meshed with and drives the third bevel gear 405; when the second electric push rod 4019 telescopically drives the bidirectional telescopic rod 401 to make the first bevel gear 402 disengaged from the third bevel gear 405 and the second bevel gear 403 engaged with the third bevel gear 405, the second driving wheel 303 drives the bidirectional telescopic rod 401, the bidirectional telescopic rod 401 drives the second bevel gear 403 to rotate, and the second bevel gear 403 engages with the third bevel gear 405 to drive the third bevel gear 405 to rotate in the opposite direction of the engagement drive with the first bevel gear 402; the device remains stationary while the second motorized push rod 4019 telescopically drives the bi-directional telescoping rod 401 such that the third bevel gear 405 does not simultaneously intermesh with the first bevel gear 402 and the second bevel gear 403. The meshing state between the third bevel gear 405 and the first bevel gear 402 and the second bevel gear 403 is essentially controlled by the second electric push rod 4019, so that the lifting of the transmission column 409 is controlled, and the opening operation of the lunch box is further controlled.

The top of the telescopic waste collection box 9 is provided with a filter plate which can move up and down, and a spring rod is connected between the middle part of the bottom of the filter plate and the middle part of the inner bottom of the box body. Set up filter plate separation oil and food waste and be convenient for direct recycle oil, reduce the work load of handling oil, and increase along with the handling capacity, the accumulational food waste in 9 tops of flexible waste collecting box can be more and more, set up the filter plate and the spring beam of a scalable removal, increase along with food waste, the filter plate constantly descends, can prevent food waste to drop flexible waste collecting box 9 outsidely in the at utmost, can also guarantee simultaneously that the cutlery box is located on the horizontal plane of 9 tops of flexible waste collecting box all the time, avoid the cutlery box to receive the blocking of 9 walls of flexible waste collecting box and lead to wind-force separator 5 unable will blow away the cutlery box, influence cutlery box collection work.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A biodegradable foamed plastic lunch box degradation pretreatment device comprises support legs (1) and a placing plate (2), and is characterized by further comprising a stick pulling device (3), a cover opening device (4), a wind power separation device (5), a control screen (6), a conveyor belt (7), a rubber lunch box base (8) and a telescopic waste collection box (9); the top ends of the support legs (1) are connected with the placing plate (2) through bolts; the front middle part of the top end of the placing plate (2) is connected with the swab pulling device (3); the middle rear part of the top end of the placing plate (2) is provided with a wind power separating device (5), and the front top part of the wind power separating device (5) is connected with the swab pulling device (3); a control screen (6) is arranged above the right front side of the top end of the placing plate (2); a conveyor belt (7) is arranged on the left of the placing plate (2), and the right front side of the conveyor belt (7) is connected with the swab pulling device (3); the right top of the rear end of the swab pulling device (3) is connected with the uncovering device (4), and the left bottom in the uncovering device (4) is connected with the conveying belt (7); the front side of the middle part of the top of the conveyor belt (7) is mutually adhered with the rubber lunch box base (8); a telescopic waste collecting box (9) is arranged at the rear lower part of the conveyor belt (7).

2. The pretreatment device for degrading the biodegradable foamed plastic meal box according to claim 1, the bamboo stick pulling device is characterized in that the stick pulling device (3) comprises a motor (301), a first transmission wheel (302), a second transmission wheel (303), a first straight gear (304), a second straight gear (305), a third transmission wheel (306), a rod sleeve (307), a rotary transmission rod (308), a fixed transmission block (309), a sliding transmission block (3010), a T-shaped insert block (3011), a longitudinal slide rod (3012), a first cross rod slide block (3013), a first transverse slide rod (3014), a second cross rod slide block (3015), a second transverse slide rod (3016), a first movable fixed plate (3017), a first spring rod (3018), a second movable fixed plate (3019), a first supporting slide column (3020), a second supporting slide column (3021), a double-groove plate (3022), a bamboo stick collecting box (3023), a second spring rod (3024) and a bamboo stick positive position plate (3025); the front end axle center of the motor (301) is in transmission connection with the first transmission wheel (302); the top of the first driving wheel (302) is in transmission connection with a second driving wheel (303); the rear end axle center of the second transmission wheel (303) is in transmission connection with the first straight gear (304); the front end axle center of the second transmission wheel (303) is in transmission connection with the rod sleeve (307); the left side of the first straight gear (304) is meshed with the second straight gear (305); the rear end axle center of the second straight gear (305) is in transmission connection with a third transmission wheel (306); the middle part in the rod sleeve (307) is in transmission connection with the transfer rod (308); the left upper side of the rotating transfer rod (308) is welded with the fixed transmission block (309); the front middle part of the fixed transmission block (309) is in transmission connection with the sliding transmission block (3010); the front end axis of the sliding transmission block (3010) is welded with the T-shaped insertion block (3011); the inner middle part of the sliding transmission block (3010) is in transmission connection with the longitudinal sliding rod (3012); a first movable fixing plate (3017) is arranged right below the T-shaped inserting block (3011); the top end of the longitudinal sliding rod (3012) is welded with the first cross rod sliding block (3013); the bottom end of the longitudinal sliding rod (3012) is welded with the second cross rod sliding block (3015); the inner rear side of the first cross bar sliding block (3013) is in sliding connection with a first transverse sliding rod (3014); the inner rear side of the second cross bar sliding block (3015) is in sliding connection with a second transverse sliding bar (3016); the right rear side of the bottom end of the first movable fixing plate (3017) is welded with a first spring rod (3018); the bottom end of the first spring rod (3018) is connected with the second movable fixing plate (3019); the front side of the middle part of the bottom of the second movable fixing plate (3019) is welded with the first supporting sliding column (3020); the rear side of the middle part of the bottom of the second movable fixing plate (3019) is welded with the second supporting sliding column (3021); the front side of the left middle part of the second movable fixing plate (3019) is welded with a second spring rod (3024); a bamboo stick position correcting plate (3025) is arranged on the left side of the left rear side of the second movable fixing plate (3019); the bottom end of the first supporting sliding column (3020) is connected with the double-groove plate (3022) in a sliding way, and the left rear side of the top end of the double-groove plate (3022) is connected with the second supporting sliding column (3021); a bamboo stick collecting box (3023) is arranged below the second supporting sliding column (3021); the bottom end of the motor (301) is connected with the placing plate (2); the rear end axle center of the first straight gear (304) is connected with the cover opening device (4); the rear end axle center of the first straight gear (304) is connected with the wind power separation device (5); the left side of the second spring rod (3024) is connected with the conveyor belt (7); the left bottom of the bamboo stick position-correcting plate (3025) is connected with the conveyor belt (7).

3. The pretreatment apparatus for degrading the biodegradable foamed plastic lunch box according to claim 2, wherein the lid opening apparatus (4) comprises a bidirectional telescopic rod (401), a first bevel gear (402), a second bevel gear (403), a transmission plate (404), a third bevel gear (405), a fourth transmission wheel (406), a fifth transmission wheel (407), a lead screw (408), a transmission column (409), a clamping block (4010), a through hole trapezoidal block (4011), a reset long plate (4012), a first electric push rod (4013), a first telescopic puncture rod (4014), a second telescopic puncture rod (4015), a lifting insert block (4016), a rebound limiting column (4017), a fixed barrier suspension plate (4018), a second electric push rod (4019), a side support plate (4020) and an offset triangular prism (4021); the middle front side of the outer surface of the bidirectional telescopic rod (401) is in transmission connection with a first bevel gear (402); the middle rear side of the outer surface of the bidirectional telescopic rod (401) is in transmission connection with a second bevel gear (403); the rear side of the outer surface of the bidirectional telescopic rod (401) is in transmission connection with a transmission plate (404); the rear top of the first bevel gear (402) is meshed with the third bevel gear (405); the front left side of the transmission plate (404) is in transmission connection with a second electric push rod (4019); the top end axis of the third bevel gear (405) is in transmission connection with a fourth transmission wheel (406); the left side of the fourth driving wheel (406) is in transmission connection with a fifth driving wheel (407); the bottom end axle center of the fifth transmission wheel (407) is in transmission connection with the screw rod (408); the top of the outer surface of the screw rod (408) is in transmission connection with a transmission column (409); the right top of the transmission column (409) is welded with the clamping block (4010); the bottom end of the clamping block (4010) is in sliding connection with the through hole trapezoidal block (4011); a reset long plate (4012) is arranged behind the through hole trapezoidal block (4011); the left rear side of the bottom end of the through hole trapezoidal block (4011) is connected with a first telescopic puncture rod (4014); the right rear side of the bottom end of the through hole trapezoidal block (4011) is connected with a second telescopic puncture rod (4015); the front middle part of the top end of the through hole trapezoidal block (4011) is in transmission connection with the lifting insert block (4016); the rear end of the reset long plate (4012) is in transmission connection with a first electric push rod (4013); the middle part of the outer surface of the lifting insert block (4016) is welded with a rebound limiting column (4017); the outer surface of the rebound limiting column (4017) is in sliding connection with the fixed barrier-combining suspension plate (4018); the left end of the fixed barrier group suspension plate (4018) is welded with the side supporting plate (4020); the middle front part of the right end of the side supporting plate (4020) is connected with the offset triangular prism (4021) through a connecting rod; the front end axle center of the bidirectional telescopic rod (401) is connected with a second driving wheel (303); the right bottom of the side supporting plate (4020) is connected with the conveyor belt (7).

4. A pretreatment apparatus for degradation of biodegradable foamed plastic meal box according to claim 3, wherein the wind power separation means (5) comprises a sixth driving wheel (501), a seventh driving wheel (502), a fourth bevel gear (503), a fifth bevel gear (504) and a fan (505); the bottom end of the sixth driving wheel (501) is in transmission connection with a seventh driving wheel (502); the rear end axle center of the seventh transmission wheel (502) is in transmission connection with a fourth bevel gear (503); the rear left side of the fourth bevel gear (503) is meshed with the fifth bevel gear (504); the left end axis of the fifth bevel gear (504) is in transmission connection with a fan (505); the front end axle center of the sixth driving wheel (501) is connected with the second driving wheel (303).

5. A pre-treatment device for the degradation of biodegradable foamed plastic meal box according to claim 4, wherein the pick pulling device (3) is provided with two right groups which are symmetrically arranged at the left front side and the right front side of the conveyor belt (7).

6. The pretreatment apparatus for degrading the biodegradable foamed plastic lunch box according to claim 5, wherein the first movable fixing plate (3017) is provided with a hole groove at the rear middle part of the top end, and the T-shaped block (3011) is located right above the hole groove.

7. The pretreatment apparatus for degrading the biodegradable foamed plastic meal box according to claim 6, wherein when the second electric push rod (4019) drives the bi-directional telescopic rod (401) in a telescopic manner to make the first bevel gear (402) and the third bevel gear (405) engaged with each other, the second driving wheel (303) drives the bi-directional telescopic rod (401), the bi-directional telescopic rod (401) drives the first bevel gear (402) to rotate, and the first bevel gear (402) is engaged with and drives the third bevel gear (405); when the second electric push rod (4019) telescopically drives the bidirectional telescopic rod (401) to enable the first bevel gear (402) to be disengaged from the third bevel gear (405), and the second bevel gear (403) is engaged with the third bevel gear (405), the second driving wheel (303) drives the bidirectional telescopic rod (401), the bidirectional telescopic rod (401) drives the second bevel gear (403) to rotate, and the second bevel gear (403) is engaged with the third bevel gear (405) to drive the third bevel gear (405) to rotate in the opposite direction of the engagement drive with the first bevel gear (402); when the second electric push rod (4019) telescopically drives the bidirectional telescopic rod (401) to enable the third bevel gear (405) not to be simultaneously meshed with the first bevel gear (402) and the second bevel gear (403), the device is kept static.

8. The pretreatment apparatus for degradation of biodegradable foamed plastic meal box according to claim 7, wherein a filter plate is provided on the top of the flexible waste collection tank (9) to be movable up and down, and a spring rod is connected between the middle of the bottom of the filter plate and the middle of the bottom of the box.