CN210875743U

CN210875743U - Medical waste crushing device capable of preventing steam escape

Info

Publication number: CN210875743U
Application number: CN201921563400.8U
Authority: CN
Inventors: 黄雄
Original assignee: Hubei Qiduoyun Environmental Protection Technology Co ltd
Current assignee: Hubei Qiduoyun Environmental Protection Technology Co ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-06-30
Anticipated expiration: 2029-09-19

Abstract

The utility model provides a can prevent medical waste reducing mechanism of steam escape, includes the rubbing crusher, connects feeder hopper and the screw conveyer at rubbing crusher upper and lower both ends, is equipped with in rubbing crusher one side and evaporates the car and promote turning device, it includes the support to promote turning device, installs the hoist engine at the support top, is equipped with two vertical slides in the support, and the slide upper end has one section crooked section to the feeder hopper direction, is equipped with the hoisting frame between two slides, all installs two gyro wheels in the hoisting frame both sides, and the assembly of hoisting frame both sides gyro wheel is in two slides, rolls up the curtain lower extreme and shelves the weight lever fixed connection on the feed inlet, and the apron upper end passes through blast pipe switch-on exhaust-gas treatment unit, installs the air exhauster on the blast pipe. The utility model is used for when solving medical waste and smashing, steam too much escape in the workshop influences workshop environment's problem.

Description

Medical waste crushing device capable of preventing steam escape

Technical Field

The utility model relates to a medical waste reducing mechanism that can prevent steam escape.

Background

Medical wastes are high-risk wastes with direct or indirect infectivity, virus and other harmfulness generated by medical health institutions in activities of patient treatment, prevention and health care, and the state stipulates that the medical wastes must be treated by units with the operating license of the hazardous wastes, the process of treating the medical wastes by the company is that the wastes are firstly sent into an autoclave for autoclaving to eliminate the virus and bacteria in the medical wastes, then a lifting and overturning machine is used for lifting and overturning a steam-curing vehicle, and then the steam-curing vehicle is poured into a crusher for crushing, the crushing process is similar to the patent number of CN 107695075A and the name of 'an automatic medical waste disposal system', but the wastes are just taken out of the autoclave and are not completely cooled, so when the wastes are poured into a crusher for breaking bags, heating steam in the medical wastes is emitted from a feed hopper feed inlet, the workshop environment is polluted; on the other hand, medical wastes contain light wastes such as disposable surgical gowns, surgical instrument packaging bags, needle tube packaging bags and the like, and the wastes are expanded in volume after bag breaking, accumulate in a feed hopper, are difficult to blank, require a worker to hold a wooden stick to poke materials downwards, face the feed inlet of the feed hopper by poking the materials, further suck waste steam and are unfavorable for health.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a medical waste reducing mechanism that can prevent steam escape for when solving medical waste and smashing, steam too much escape in the workshop, influence workshop environment's problem.

In order to solve the above problem, the to-be-solved technical scheme of the utility model is:

a medical waste crushing device capable of preventing steam from escaping comprises a crusher, a feed hopper and a spiral conveyor which are connected to the upper end and the lower end of the crusher, wherein a steam-curing car lifting and overturning device is arranged on one side of the crusher and comprises a support, a winch is arranged at the top of the support, two vertical slide ways are arranged in the support, the upper end of each slide way is provided with a bending section which is bent towards the direction of the feed hopper, a lifting frame is arranged between the two slide ways, two rollers are arranged on two sides of the lifting frame, the rollers on two sides of the lifting frame are assembled in the two slide ways, and a steel wire rope of the winch is connected with the lifting frame; the exhaust gas treatment device comprises a feed hopper, a cover plate, a winding shaft, a winding motor, a winding curtain, a weight rod, an exhaust gas treatment unit and an exhaust fan, wherein the cover plate is fixedly connected to the upper end of the feed hopper, the feed hopper is provided with a feed inlet towards one side of a support, the cover plate is connected with the winding shaft through a shaft and is provided with the winding motor, the winding motor is connected with the winding shaft for transmission, the winding curtain is wound on the winding shaft, the lower end of the winding curtain is fixedly connected with.

Install press device on the feeder hopper, press device includes that cylinder and hub connection are equipped with the filter plate in the feeder hopper in the pivot of feeder hopper one end, filter plate one end and pivot fixed connection, pivot are located outer one end of feeder hopper and driven gear fixed connection, and a hub connection has the driving gear at feeder hopper one side, driving gear one end and driven gear meshing, and it is articulated with the cylinder that the rocking arm is passed through to one end in addition.

Still include the controller, install first travel switch on the support, install second travel switch and third travel switch outside the feeder hopper, the hoisting frame triggers first travel switch, and cylinder drive rocking arm triggers second travel switch and third travel switch in turn, and first travel switch, second travel switch and third travel switch all connect the input of controller for the flexible solenoid valve of control cylinder and the output that is used for the electromagnetic relay that the rolling motor is just reversing all connect the controller.

The roller shutter comprises flame-retardant cloth, a plurality of steel bars are fixedly connected to the flame-retardant cloth, and the steel bars are sequentially arranged at the same intervals.

The technical effects of the utility model are that:

1. promote turning device and lift and evaporate the car and pouring medical waste into the feeder hopper, then evaporate the car of curing and leave the feeder hopper feed inlet, the coiling motor starts, will roll up the curtain and slowly put down to seal the feeder hopper feed inlet, the air exhauster starts afterwards, and exhaust-gas treatment unit is pumped to spun steam when breaking the bag with medical waste, can effectually avoid the workshop environment to receive the pollution from this.

2. In pouring medical waste into the feeder hopper, the cylinder drive filter plate is rotatory to press medical waste to the rubbing crusher and move, in order to replace artifical completion to disclose the material action, make the workman need not to be close to the feeder hopper, avoided causing the healthy injury that leads to the fact the operation workman.

Drawings

The invention will be further explained with reference to the drawings:

figure 1 is a schematic structural diagram of the present invention,

figure 2 is a schematic structural view of the utility model in use,

figure 3 is a front view structure schematic diagram of the feed hopper of the utility model,

figure 4 is a schematic view of the top view structure of the feeding hopper of the present invention,

figure 5 is a front view structure diagram of the filter plate of the present invention,

figure 6 is a schematic sectional structure view of the rolling shutter of the present invention,

figure 7 is a circuit diagram of the present invention,

fig. 8 is a schematic view of the pneumatic control principle of the present invention.

In the figure: the device comprises a spiral conveyor 1, a pulverizer 2, a feed hopper 21, a cover plate 22, a lifting and overturning device 3, a support 31, a winch 32, a slide way 33, a lifting frame 34, a roller 35, an exhaust pipe 4, an exhaust fan 5, a pressing device 6, a filter plate 61, a frame 611, a filter screen 612, a rotating shaft 62, a driving gear 63, a driven gear 64, a cylinder 65, a steam-curing car 7, a first travel switch 81, a second travel switch 82, a third travel switch 83, a winding motor 9, a roller shutter 91, flame-retardant cloth 911 and a steel bar 912 counterweight rod 92.

Detailed Description

As shown in fig. 1 to 8, a medical waste crushing device capable of preventing steam from escaping comprises a crusher 2, a feed hopper 21 and a screw conveyor 1 which are connected to the upper end and the lower end of the crusher 2, a steam-curing car 7 lifting and turning device 3 is arranged on one side of the crusher 2, the lifting and turning device 3 comprises a support 31, a winch 32 is arranged on the top of the support 31, two vertical slideways 33 are arranged in the support 31, the upper ends of the slideways 33 are provided with a bending section which is bent towards the direction of the feed hopper 21, a lifting frame 34 is arranged between the two slideways 33, two rollers 35 are arranged on two sides of the lifting frame 34, the rollers 35 on two sides of the lifting frame 34 are assembled in the two slideways 33, and a steel wire rope of the winch 32 is connected; the upper end of the feed hopper 21 is fixedly connected with a cover plate 22, one side of the feed hopper 21 facing the support 31 is provided with an inclined feed inlet, the cover plate 22 is in shaft connection with a winding shaft and is provided with a winding motor 9, the winding motor 9 is in connection transmission by the winding shaft, a winding curtain 91 is wound on the winding shaft, the lower end of the winding curtain 91 is fixedly connected with a balance weight rod 92 placed on the feed inlet, the upper end of the cover plate 22 is communicated with a waste gas treatment unit through an exhaust pipe 4, the waste gas treatment unit is not shown in the figure and comprises a condenser and a dry reactor, the dry reactor is filled with active carbon, and the exhaust pipe 4 is provided with an exhaust fan.

The utility model discloses a working process does: after the steam curing car 7 finishes steaming and pressing the medical waste, the medical waste is pushed to the lifting frame 34, then the winch 32 and the exhaust fan 5 are started, the steam curing car 7 is lifted above the feeding hopper 21, the medical waste in the steam curing car 7 is poured into the feeding hopper 21 by the lifting and overturning device 3, as shown in fig. 2, then the lifting and overturning device 3 starts the winding motor 9 after the steam curing car 7 is put down, the roller shutter 91 wound on the winding shaft is put down, the counterweight rod 92 pulls the roller shutter 91 to slide downwards along the inclined feeding port due to gravity, the roller shutter 91 seals the feeding port of the feeding hopper 21, the medical waste in the feeding hopper 21 is crushed, and the steam in the medical waste after being crushed is sealed in the feeding hopper 21 and is pumped to the waste gas treatment unit by the exhaust fan 5.

Install press device 6 on the feeder hopper 21, press device 6 includes cylinder 65 and hub connection in the pivot 62 of feeder hopper 21 one end, is equipped with filter plate 61 in feeder hopper 21, and filter plate 61 includes frame 611, fixedly connected with filter screen 612 on frame 611, filter plate 61 one end and pivot 62 fixed connection, and pivot 62 is located the outer one end of feeder hopper 21 and driven gear 64 fixed connection, and it has driving gear 63 to connect at a feeder hopper 21 side hub, and driving gear 63 one end meshes with driven gear 64, and one end is passed through the rocking arm and is articulated with cylinder 65 in addition.

As shown in fig. 1 to 3, after the medical waste is poured into the hopper 21, the cylinder 65 is extended in the piston rod, whereby the driving gear 63 drives the filter sheet 61 to rotate through the driven gear 64 to press the medical waste toward the crusher 2 instead of manually completing the poking action.

The automatic winding machine further comprises a controller, a first travel switch 81 arranged on the support 31, a second travel switch 82 and a third travel switch 83 arranged outside the feeding hopper 21, wherein the lifting frame 34 triggers the first travel switch 81, the cylinder 65 drives the rocker arm to trigger the second travel switch 82 and the third travel switch 83 alternately, the first travel switch 81, the second travel switch 82 and the third travel switch 83 are all connected with the input end of the controller, and the electromagnetic valve used for controlling the expansion of the cylinder 65 and the electromagnetic relay used for the forward and reverse rotation of the winding motor 9 are all connected with the output end of the controller.

The controller can realize the automatic control of the winding motor 9 and the air cylinder 65, and the working process is as follows: as shown in fig. 7, initially, the roller blind 91 is closed at the feeding port of the feeding hopper 21, after the process is started, during the process that the lifting and overturning device 3 lifts the steam-curing car 7, the lifting frame 34 triggers the first travel switch 81SQ1, the first travel switch 81SQ1 transmits a signal to the controller, the controller controls the electromagnetic relay KM1 to be powered on for 6 seconds and then to be disconnected, the rolling motor 9 rolls the roller blind 91, the feeding hopper 21 is opened, meanwhile, the lifting and overturning device 3 pours the medical wastes in the steam-curing car 7 into the feeding hopper 21, after 10 seconds, the lifting and overturning device 3 lifts the steam-curing car 7 out of the feeding hopper 21, then during the descending process of the empty steam-curing car 7, the first travel switch SQ 81 1 is triggered again, the controller controls the electromagnetic relay KM2 to be powered on for 6 seconds and then to be disconnected, the motor 9 puts down the roller blind 91, the rolling blind 91 closes the feeding port of the feeding hopper 21, meanwhile, the controller controls the electromagnetic valve YA1 to be electrified, the piston rod of the air cylinder 65 is extended, the filter plate 61 is pressed to the medical waste, so that the second stroke switch 82SQ2 is triggered, after 40 seconds, the controller controls the electromagnetic valve YA2 to be electrified, the piston rod of the air cylinder 65 is retracted, so that the third stroke switch 83SQ3 is triggered, and the automatic dumping of the medical waste is completed.

The roller shutter 91 comprises a flame retardant cloth 911, a plurality of steel bars 912 are fixedly connected to the flame retardant cloth 911, and the steel bars 912 are sequentially arranged at the same interval. When the rolling motor 9 puts down the roller shutter 91, the steel bars 912 in the roller shutter 91 are lapped at two sides of the feeding hole of the feeding hopper 21, and the roller shutter 91 is supported by the steel bars 912, so that the strength of the roller shutter 91 is improved, and the roller shutter 91 can be effectively prevented from sinking.

Claims

1. The medical waste smashing device capable of preventing steam from escaping comprises a smashing machine (2), a feeding hopper (21) and a spiral conveyor (1) which are connected to the upper end and the lower end of the smashing machine (2), wherein a steam-curing vehicle (7) lifting and overturning device (3) is arranged on one side of the smashing machine (2), the lifting and overturning device (3) comprises a support (31), a winch (32) is installed at the top of the support (31), two vertical slideways (33) are arranged in the support (31), a bending section which is bent towards the direction of the feeding hopper (21) is arranged at the upper end of each slideway (33), a lifting frame (34) is arranged between the two slideways (33), two rollers (35) are installed on two sides of the lifting frame (34), the rollers (35) on two sides of the lifting frame (34) are assembled in the two slideways (33), and a steel wire rope of the winch (32) is connected with the; the method is characterized in that: feed hopper (21) upper end fixedly connected with apron (22), the feed inlet has been seted up towards support (31) one side in feed hopper (21), there are rolling shaft and install rolling motor (9) at apron (22) upper shaft coupling, rolling motor (9) are by rolling shaft connection transmission, it has roller shutter (91) to twine on the rolling shaft, roller shutter (91) lower extreme and weight lever (92) fixed connection of shelving on the feed inlet, exhaust-gas treatment unit is put through blast pipe (4) in apron (22) upper end, install air exhauster (5) on blast pipe (4).

2. A medical waste comminution device as claimed in claim 1 that prevents the escape of steam, wherein: install on feeder hopper (21) and press device (6), press device (6) to include cylinder (65) and hub connection pivot (62) in feeder hopper (21) one end, be equipped with filter plate (61) in feeder hopper (21), filter plate (61) one end and pivot (62) fixed connection, pivot (62) are located feeder hopper (21) outer one end and driven gear (64) fixed connection, it has driving gear (63) to connect at feeder hopper (21) a side shaft, driving gear (63) one end and driven gear (64) meshing, one end is passed through the rocking arm and is articulated with cylinder (65) in addition.

3. A medical waste comminution device as claimed in claim 2 that prevents the escape of steam, wherein: still include the controller, install first travel switch (81) on support (31), install second travel switch (82) and third travel switch (83) outside feeder hopper (21), first travel switch (81) are triggered in hoisting frame (34), and cylinder (65) drive rocking arm triggers second travel switch (82) and third travel switch (83) in turn, and first travel switch (81), second travel switch (82) and third travel switch (83) all connect the input of controller for the flexible solenoid valve of control cylinder (65) and the equal connect the output of controller of electromagnetic relay that is used for rolling motor (9) just reversing.

4. A medical waste pulverizing apparatus capable of preventing steam from escaping as claimed in any one of claims 1 to 3, wherein: the roller shutter (91) comprises flame-retardant cloth (911), a plurality of steel bars (912) are fixedly connected to the flame-retardant cloth (911), and the steel bars (912) are sequentially arranged at the same interval.