CN106219098B

CN106219098B - A kind of medical waste collection device

Info

Publication number: CN106219098B
Application number: CN201610787177.XA
Authority: CN
Inventors: 邢立华; 任锐; 葛方俊; 袁倩; 刘国付
Original assignee: China Aerospace Times Electronics Corp
Current assignee: Beijing Aerospace Wanrun High Tech Co.,Ltd.
Priority date: 2016-08-30
Filing date: 2016-08-30
Publication date: 2018-05-22
Anticipated expiration: 2036-08-30
Also published as: CN106219098A

Abstract

The invention discloses a kind of medical waste collection devices, including pedestal, slide block mechanism, interior bucket, outer barrel, great Gai, tegillum, small cover lock, big cover lock and pedal, the present invention is different from rod time of contact by shift fork inclined surface in two groups of slide block mechanisms being provided separately, trample action is decomposed into the action that successively unlock of driving tegillum and tegillum are opened, complete multigroup mechanism work compound, bracing wire is employed simultaneously transfers pedal force instead of linkage, due to the cushioning effect of bracing wire itself, it realizes and tramples coherent, tegillum opening action smoothness impact force is small.

Description

A kind of medical waste collection device

Technical field

The present invention relates to refuse collector field, the medical rubbish that is used on more particularly to a kind of aircraft or on special vehicle Rubbish collection device.

Background technology

Medical waste collection device be a kind of medical environment use for collecting the rubbish that is generated in medical procedure and useless The equipment of gurry.With the rapid development of medical technology, the demand of medical aid operation is carried out in the air or on special vehicle Become increasingly stronger.Since operating environment has vibration large impact height, and the equipment used will meet low pressure, quickly subtract The requirements such as pressure, high water-stop, and current most of medical waste collection devices are both in the use of Ground Operation environment, nothing Method is suitable for using on aircraft or special vehicle.

The refuse collector that tradition uses is non-tight structure, is generally used only for containing life kind discarded object, due to solid The Biohazard Wastes such as body, liquid have the properties such as toxic, infectivity, in vibration environment, using traditional refuse collector into Row, which is collected, can not meet medical requirement, therefore, how to provide on a kind of aircraft or be used to collect medical mistake on special vehicle The rubbish and the equipment of discarded object generated in journey, becomes the technical issues of those skilled in the art are urgently to be resolved hurrily.

The content of the invention

Present invention solves the technical problem that it is：It overcomes the shortage of prior art, a kind of medical waste collection device is provided, with full Sufficient vibratory impulse environment and high water-stop requirement.

The present invention technical solution be：

A kind of medical waste collection device, including pedestal, slide block mechanism, interior bucket, outer barrel, great Gai, tegillum, small cover lock, big Cover lock and pedal,

Outer barrel is connected on pedestal, and inside the barrel is equipped with the interior bucket that can be placed on pedestal, and both sides are set between outer barrel and interior bucket There is slide block mechanism, outer barrel upper end is provided with big lid, and covering end set greatly has tegillum, and big lid is turned over outer barrel in big cover back-end portion Turn connection, tegillum is connected with covering to overturn in tegillum rear end portion greatly, and big lid is sealably coupled with interior bucket, and tegillum is with covering greatly salable company It connects,

Small cover lock, big cover lock are arranged inside great Gai front ends, and big cover lock is located at small cover lock both sides, pedal and slide block mechanism Connection, pedal acted on slide block mechanism, drive slide block mechanism act on small cover lock and it is small cover, realize the unlock of tegillum and beat It opens.

Tegillum is rotatablely connected with big lid by tegillum bearing.

Tegillum lower end and great Gai lower ends are respectively arranged with the sealing ring of annular, respectively with big lid and the sealing surface of interior bucket Fitted seal.

Tegillum bearing includes undersetting and upper bracket, and undersetting is rotatablely connected with upper bracket, and undersetting, which is arranged on, to be covered greatly, Upper bracket be arranged on it is small cover, slide block mechanism act on upper bracket so that drive tegillum open.

Rotary damper or damping spring between undersetting and upper bracket are set, control tegillum decrease speed, and power-assisted Tegillum is opened.

Small cover lock includes latch hook mechanism, and small cover is correspondingly arranged lock pillar with latch hook mechanism, and lock pillar passes through the locking covered greatly Small cover locking is realized with latch hook mechanism cooperation in hole.

Small cover lock further includes baffle arrangement, and the locking hole covered greatly is got out of the way before small cover locking, is covered after tegillum unlock The locking hole covered greatly.

Latch hook mechanism includes latch hook bearing, idler wheel, lock hook shaft, pawl, the first latch hook and volute spring, rotatable latch hook Axis and pawl are arranged on latch hook bearing, and pawl is parallel with the rotation axis of both lock hook shafts, and lock hook shaft both ends connect first respectively Latch hook and idler wheel, the volute spring both ends that the first latch hook of control resets are separately positioned on lock hook shaft and latch hook bearing.

Pawl, which is equipped with, is adjacent to spring, and control pawl is affixed to the first latch hook；One end of pawl is and the matched spine of lock pillar Pawl inclined-plane, the pawl other end are provided with pawl roller, are and the matched curve slope of lock pillar, the first latch hook on the inside of the first latch hook End is and the matched latch hook crowning of pawl roller.

After unclamping pedal, the curve slope cooperation of pawl roller and the first latch hook, the first latch hook of limitation resets；Lock pillar and spine Pawl inclined-plane coordinates, and pawl roller is separated with latch hook crowning, and the first latch hook resets under volute spring effect, the arc of the first latch hook Shape inclined-plane coordinates with lock pillar, realizes small cover locking.

It steps in pedaling process, the curve slope of the first latch hook is separated with lock pillar, after tegillum completes unlock, lock pillar and spine Pawl inclined-plane separates, and pawl is affixed to the first latch hook in the case where being adjacent to spring effect.

The big cover lock includes the second latch hook, push-and-pull block and resetting spring, the second latch hook upper end and is fixed with push-and-pull block, multiple Position spring is arranged on the second latch hook end, promotes push-and-pull block, realizes big lid unlock；After big lid is closed, under action of reset spring, Realize big lid auto lock.

Outer barrel upper end is equipped with looping pit, and the second latch hook lower end has hooked projection, and hooked projection upper end is to take Junction, lower end are the lozenges that hooked projection is allowed to slip into looping pit, and hooked projection passes through looping pit, and faying surface is pasted with outer barrel inner wall It closes.

Slide block mechanism includes slide trough support, shift fork, sliding block, bracing wire and roller, and shift fork is arranged in slide trough support, and with cunning Slot bearing is rotatablely connected, and shift fork upper end has inclined surface, and lower end is connected with pedal, and sliding block lower end is provided with and inclined surface Matched roller, roller are rotatablely connected with sliding block.

Upper end of slide block portion is provided with bracing wire, and the bracing wire on two slide block mechanisms is connected respectively with upper bracket and idler wheel, controls The rotation and unlock of tegillum.

Slide trough support upper end has U-shaped sliding slot, and sliding block drives bracing wire linear slide in U-shaped sliding slot, under slide trough support The limited block that the restricted shift fork of end set rotates.

The inclined surface of two slide block mechanism upper shift forks is different from the time of contact of roller, and then controls idler wheel and upper bracket Successively act.

Limited block limits shift fork in 0 °~45 ° rotations.

Big lid middle part has the adapter cavity of up/down perforation.

Interior bucket lower end has the footing of protrusion, is provided with and the matched locating piece of footing on pedestal.

Compared with the prior art, the invention has the advantages that：

(1) present invention is different from rod time of contact by shift fork inclined surface in two groups of slide block mechanisms being provided separately, general Trample action is decomposed into the action that successively unlock of driving tegillum and tegillum are opened, and completes multigroup mechanism work compound, uses simultaneously Bracing wire replaces linkage to transfer pedal force, due to the cushioning effect of bracing wire itself, realizes and tramples coherent, tegillum is opened dynamic It is small to make smooth impact force；

(2) the small cover lock of the present invention realizes more component interlocking effects, wherein the first latch hook by the flexible Application of cam ramp While realizing reliable locking by being adjacent to spring effect by pawl, it can be also applied to by lock pillar smaller on pawl inclined-plane Power realizes the unlock of the first latch hook, and the first latch hook can firmly lock lock pillar under the action of volute spring, even if in impact vibration Severe service under can also realize the reliable locking of tegillum；

(3) present invention is respectively provided with sealing ring between tegillum and great Gai and big lid and interior bucket, and in tegillum and great Gai Reliable locking can be realized after closing, ensure that sealing ring there are enough pretightning forces, realizes and is formed inside tegillum, big lid and interior bucket Complete reliable seal cavity, it is ensured that on aircraft or special vehicle under the bad working environments of vibratory impulse, be stored therein in Overflowing and leak do not occur in Biohazard Waste (contain solid-liquid-gas).

Description of the drawings

Fig. 1 is schematic structural view of the invention；

Fig. 2 is enlarged drawing at the A of Fig. 1 of the present invention；

Fig. 3 is enlarged drawing at the B of Fig. 1 of the present invention；

Fig. 4 is latch hook mechanism structure diagram of the present invention；

Fig. 5 is enlarged drawing at the C of Fig. 1 of the present invention；

Fig. 6 is enlarged drawing at the D of Fig. 1 of the present invention；

Fig. 7 is the sectional view of Fig. 1 of the present invention.

Specific embodiment

The present invention is described further below in conjunction with the accompanying drawings.

A kind of medical waste collection device, as shown in Figure 1, including pedestal 01, slide block mechanism 03, interior bucket 04, outer barrel 07, big Lid 09, tegillum 11, small cover lock 14, big cover lock 13 and pedal 15,

Outer barrel 07 is connected on pedestal 01, and outer barrel 07 is internally provided with the interior bucket 04 that can be placed on pedestal 01, outer barrel 07 with it is interior Both sides are equipped with slide block mechanism 03 between bucket 04, and 07 upper end of outer barrel is provided with big lid 09, and big 09 upper end of lid is provided with tegillum 11, Big lid 09 is overturn with outer barrel 07 in big 09 rear end portion of lid to be connected, and tegillum 11 passes through tegillum bearing with big lid 09 in 11 rear end portion of tegillum 10 overturning connections.

As shown in fig. 7,11 lower end of tegillum and 09 lower end of big lid are respectively arranged with the sealing ring 49 of annular, described big 09 upper end of lid have with the matched big lid sealing plane 47 of the sealing ring 49 of 11 lower end of tegillum, in 04 upper end of interior bucket Portion has 49 matched interior bucket sealing plane 48 of sealing ring with big 09 lower end of lid, by tegillum and great Gai and big lid and Sealing ring is respectively provided between interior bucket, and reliable locking can be realized after tegillum and big lid are closed, ensure that sealing ring has Enough pretightning forces are realized and form complete reliable seal cavity inside tegillum, big lid and interior bucket, it is ensured that in aircraft, special type On vehicle under the bad working environments of vibratory impulse, the Biohazard Waste being stored therein in does not occur overflowing and leaking (containing solid-liquid-gas) The occurrence of.

Small cover lock 14, big cover lock 13 are arranged inside big 09 front end of lid, and big cover lock 13 is located at small 14 both sides of cover lock, pedal 15 are connected with slide block mechanism 03, and pedal 15 is acted on slide block mechanism 03, and slide block mechanism 03 is driven to act on small cover lock 14 and small On lid 11, unlock and the opening of tegillum 11 are realized.

Specifically, as shown in Fig. 2, tegillum bearing 10 includes undersetting 16 and upper bracket 19, undersetting 16 and upper bracket 19 Rotation connection, undersetting 16 are arranged on big lid 09, and upper bracket 19 is arranged on tegillum 11, and slide block mechanism 03 acts on upper bracket 19 so drive tegillum 11 open.Rotary damper 17 or damping spring, control are set between undersetting 16 and upper bracket 19 11 decrease speed of tegillum, and power-assisted tegillum 11 is opened, rotary damper 17 or or the shaft 18 of damping spring connect with upper bracket 19 It connects, the pivot center of shaft 18 is conllinear with 19 pivot center of upper bracket.

As shown in figure 3, small cover lock 14 includes latch hook mechanism 20, lock pillar 21 is correspondingly arranged with latch hook mechanism 20 on tegillum 11, Lock pillar 21 coordinates through the locking hole on big lid 09 with latch hook mechanism 20 realizes that tegillum 11 is locked.Baffle knot is set on small cover lock 14 Structure can get out of the way the locking hole on big lid 09 automatically before tegillum 11 is locked, and can be covered automatically on big lid 09 after the unlock of tegillum 11 Locking hole, with prevent Biohazard Waste cause device to hole pollution, block.

As shown in figure 4, latch hook mechanism 20 includes latch hook bearing 25, idler wheel 27, lock hook shaft 28, pawl 29, the first latch hook 23 With volute spring 26, rotatable lock hook shaft 28 and pawl 29 are arranged on latch hook bearing 25, pawl 29 and 28 the two of lock hook shaft Rotation axis it is parallel, 28 both ends of lock hook shaft connect the first latch hook 23 and idler wheel 27 respectively, the snail volume that the first latch hook 23 of control resets 26 both ends of spring are separately positioned on lock hook shaft 28 and latch hook bearing 25.

Pawl 29, which is equipped with, is adjacent to spring, and control pawl 29 is affixed to the first latch hook 23；One end of pawl 29 is and lock pillar 21 Matched pawl inclined-plane 30,25 other end of pawl are provided with pawl roller 31, and 23 inside of the first latch hook is to match with lock pillar 21 The curve slope 22 of conjunction, 23 end of the first latch hook are and 31 matched latch hook crowning 24 of pawl roller.

In actual use, after unclamping pedal 15, pawl roller 31 and the curve slope 22 of the first latch hook 23 coordinate, limitation First latch hook 23 resets；Lock pillar 21 coordinates with pawl inclined-plane 30, and pawl roller 31 is separated with latch hook crowning 24, the first latch hook 23 It is resetted under the effect of volute spring 26, curve slope 22 and the lock pillar 21 of the first latch hook 23 coordinate, and realize that tegillum 11 is locked.

It steps on during pedal 15, the curve slope 22 of the first latch hook 23 is separated with lock pillar 21, completes to unlock in tegillum 11 Afterwards, lock pillar 21 is separated with pawl inclined-plane 30, and pawl 29 is affixed to the first latch hook 23 in the case where being adjacent to spring effect.

Small cover lock realizes more component interlocking effects, wherein the first latch hook is led to by pawl by the flexible Application of cam ramp It crosses while be adjacent to spring effect and realize reliable locking, smaller power on pawl inclined-plane can be also applied to by lock pillar and realizes the One latch hook unlocks, and the first latch hook can firmly lock lock pillar under the action of volute spring, even if in the harsh work of impact vibration Also the reliable locking of tegillum can be realized under condition.

As shown in figure 5, big cover lock 13 includes the second latch hook 36, push-and-pull block 37 and resetting spring 38, the second latch hook 36 is T-shaped Structure, end, which is fixed with, thereon pushes and pulls block 37, and resetting spring 38 is arranged on 36 end of the second latch hook, promotes push-and-pull block 37, realizes Big lid 09 unlocks；After big lid 09 is closed, under the effect of resetting spring 38, big 09 auto lock of lid is realized.

07 upper end of outer barrel is equipped with looping pit 32, and 36 lower end of the second latch hook has hooked projection 33, hooked projection 33 upper ends are faying surface 35, and lower end is the lozenges 34 that hooked projection 33 is allowed to slip into looping pit 32, and hooked projection 33 passes through annular Hole 32, faying surface 35 are bonded with 07 inner wall of outer barrel.

As shown in fig. 6, slide block mechanism 03 includes slide trough support 40, shift fork 43, sliding block 45, bracing wire 44 and roller 39, shift fork 43 are arranged in slide trough support 40, and are rotatablely connected with slide trough support 40,43 upper end of shift fork have inclined surface 42, lower end with Pedal 15 connects, and 45 lower end of sliding block is provided with to be rotatablely connected with 42 matched roller 39 of inclined surface, roller 39 with sliding block 45.

45 upper end of sliding block is provided with bracing wire 44, the bracing wire 44 on two slide block mechanisms 03 respectively with upper bracket 19 and idler wheel 27 connections, control the rotation and unlock of tegillum 11.

40 upper end of slide trough support has U-shaped sliding slot 41, and sliding block 45 drives the linear slide in U-shaped sliding slot 41 of bracing wire 44, 40 lower end of slide trough support sets the limited block 02 that restricted shift fork 43 rotates, and can limit shift fork 43 and turn in the range of 0 °~45 ° It is dynamic.

The inclined surface 42 of two 03 upper shift forks 43 of slide block mechanism is different from the time of contact of roller 39, and then controls idler wheel 27 It is acted with the priority of upper bracket 19.

It is different from rod time of contact by shift fork inclined surface in two groups of slide block mechanisms being provided separately, by trample action point It solves successively to drive tegillum unlock and the action of tegillum opening, completes multigroup mechanism work compound, while employ bracing wire replacement Linkage transfers pedal force, due to the cushioning effect of bracing wire itself, realizes and tramples coherent, the smooth impact of tegillum opening action Power is small.

There is the adapter cavity 50 of up/down perforation at big 09 middle part of lid so that, can be smoothly to interior bucket 04 after tegillum 11 is opened Throw away Biohazard Waste.There is the footing 06 of protrusion in 04 lower end of interior bucket, it is matched fixed with footing 06 to be provided on pedestal 01 Position block 05.

It can be seen from the above technical scheme that a kind of medical waste collection device provided by the invention, when needs will doctor Rubbish is treated when throwing into interior bucket, with foot-operated lower pedal, tegillum first realizes unlock, then rotates and opens, by medical waste input bucket, Pedal is unclamped, tegillum falls and then is blocked, and completes medical waste and launches operation；When need clear up interior bucket in medical waste When, it with the hands clasps the push-and-pull block covered greatly and slides backward, rotate and open big lid, clasp in the upward taking-up of interior bucket edge-perpendicular Bucket empties interior bucket, completes medical waste prune job, and easy to operate, sealing is tight, and locking is reliable.

A kind of medical waste collection device provided by the invention when needing to open tegillum 11, depresses pedal 15 so that dials Fork 43 rotates, and the inclined surface 42 on shift fork 43 squeezes roller 39, since strip bulge 46 and U-lag 41 cooperate, sliding block 45 Steel wire rope bracing wire 44 is pulled to be moved downward along 41 direction of U-lag, since the other end of wherein steel cable bracing wire 44 is connected to On idler wheel 27, idler wheel 27 drives lock hook shaft 28 to rotate, and lock hook shaft 28 drives arc lock hook 23 to rotate so that curve slope 22 and lock Column 21 disengages, and realizes 11 unlocking motion of tegillum, since the other end of other steel cable bracing wire 44 is connected on upper bracket 19, Upper bracket 19 drive tegillum 11 rotate, realize 11 opening action of tegillum, the inclined surface 42 of two 03 upper shift forks 43 of slide block mechanism with The time of contact of roller 39 is different, and then idler wheel 27 and the priority of upper bracket 19 is controlled to act..

When needing locking tegillum 11, pedal 15 is unclamped, shift fork 43 is restored to initial position, and steel wire rope bracing wire 44 is in pine Relaxation state, arc lock hook 23 does reset under the action of volute spring 26 and rotates, until pawl roller 31 and 24 phase of latch hook crowning Cooperation, arc lock hook 23 stops operating, and under the action of gravity and rotary damper 17, tegillum 11 slowly does reset and rotates, until Lock pillar 21 squeezes pawl inclined-plane 30 so that pawl roller 31 is disengaged with latch hook crowning 24, and arc lock hook 23 is rotated further so that arc Shape inclined-plane 22 is engaged with lock pillar 21, realizes the action of 11 locking of tegillum.

When needing to open big lid 09, while apply external force on the push-and-pull block 37 of two big cover lock 13, direction is along hook-shaped The opposite direction of protrusion 33 so that faying surface 35 and the inner wall of 07 upper end of outer barrel disengage, and then applying external force makes big 09 turn of lid It is dynamic to open, realize big 09 opening action of lid.

When needing the big lid 09 of locking, apply external force and rotate big lid 09 and be closed, until the side of lozenges 34 and looping pit 32 Edge contacts, and continues to external force and causes 36 motion compresses resetting spring 38 of T-shaped latch hook, after hooked projection 33 passes through looping pit 32, Lozenges 34 and the edge of looping pit 32 disengage, and under the action of resetting spring 38, T-shaped latch hook 36 does resetting movement so that takes Junction 35 is engaged with the inner wall of 07 upper end of outer barrel, realizes big 09 locking of lid action.

When big lid 09 and tegillum 11 are in locking states simultaneously, the sealing ring 49 of 11 lower end of tegillum and big 09 upper end of lid The big lid sealing plane 47 in portion forms sealing, the sealing ring of big 09 lower end of lid and the interior bucket sealing plane 48 of 04 upper end of interior bucket Form sealing so that tegillum 11, adapter cavity 50 and interior bucket 04 form a completely enclosed chamber, and sealed reliable avoids vibrating Occurs the situation of internal medical waste leakage under the conditions of impact fast decompression.

The quantity of attacker 08 is two in the embodiment of the present invention, and is arranged symmetrically in 07 both sides of outer barrel, facilitates carrying, is sterilized Medicine box 12.It is arranged on big lid 09, the inside is for splendid attire to the medicament of apparatus of the present invention disinfection.

The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use the present invention. A variety of modifications of these embodiments will be apparent for those skilled in the art, it is as defined herein General Principle can summarize realization in other embodiment without departing from the spirit or scope of the present invention.Therefore, this hair It is bright to be not intended to be limited to the embodiments shown herein, and be to fit to and the principles and novel features disclosed herein phase Consistent most wide scope.The undisclosed content of the present invention is known to the skilled person common sense.

Claims

1. a kind of medical waste collection device, which is characterized in that including pedestal (01), slide block mechanism (03), interior bucket (04), outer barrel (07), (09), tegillum (11), small cover lock (14), big cover lock (13) and pedal (15) are covered greatly,

Outer barrel (07) is connected on pedestal (01), and outer barrel (07) is internally provided with the interior bucket (04) that can be placed on pedestal (01), outer barrel (07) both sides are equipped with slide block mechanism (03) between interior bucket (04), and outer barrel (07) upper end is provided with big lid (09), big to cover (09) Upper end is provided with tegillum (11), it is big cover (09) and overturn with outer barrel (07) in great Gai (09) rear end portion connect, tegillum (11) with it is big It covers (09) and overturns connection in tegillum (11) rear end portion, big cover (09) is sealably coupled with interior bucket (04), and tegillum (11) is covered with big (09) it is sealably coupled,

Small cover lock (14), big cover lock (13) are arranged inside big lid (09) front end, and big cover lock (13) is located at small cover lock (14) two Side, pedal (15) are connected with slide block mechanism (03), and pedal (15) is acted on slide block mechanism (03), and slide block mechanism (03) is driven to make For small cover lock (14) and tegillum (11), the unlock of realization tegillum (11) and opening.

2. a kind of medical waste collection device as described in claim 1, which is characterized in that tegillum (11) passes through with big lid (09) Tegillum bearing (10) is rotatablely connected.

A kind of 3. medical waste collection device as described in claim 1, which is characterized in that tegillum (11) lower end and big Lid (09) lower end is respectively arranged with the sealing ring (49) of annular, close with the sealing surface cooperation of big lid (09) and interior bucket (04) respectively Envelope.

4. a kind of medical waste collection device as claimed in claim 2, which is characterized in that under the tegillum bearing (10) includes Bearing (16) and upper bracket (19), undersetting (16) are rotatablely connected with upper bracket (19), and undersetting (16) is arranged on big lid (09) On, upper bracket (19) is arranged on tegillum (11), and slide block mechanism (03) acts on upper bracket (19) and then tegillum (11) is driven to beat It opens.

5. a kind of medical waste collection device as claimed in claim 4, which is characterized in that in undersetting (16) and upper bracket (19) rotary damper (17) or damping spring between are set, control tegillum (11) decrease speed, and power-assisted tegillum (11) is opened.

6. a kind of medical waste collection device as described in claim 1, which is characterized in that small cover lock (14) includes latch hook mechanism (20), lock pillar (21) is correspondingly arranged on tegillum (11) with latch hook mechanism (20), lock pillar (21) passes through the locking hole on big lid (09) Coordinate with latch hook mechanism (20) and realize that tegillum (11) is locked.

7. a kind of medical waste collection device as claimed in claim 6, which is characterized in that small cover lock (14) further includes baffle knot Structure gets out of the way the locking hole on big lid (09) before tegillum (11) locking, and the lock on big lid (09) is covered after tegillum (11) unlock Tieholen.

8. a kind of medical waste collection device as claimed in claim 6, which is characterized in that latch hook mechanism (20) includes latch hook branch Seat (25), idler wheel (27), lock hook shaft (28), pawl (29), the first latch hook (23) and volute spring (26), rotatable lock hook shaft (28) it is arranged on pawl (29) on latch hook bearing (25), pawl (29) is parallel with the rotation axis of both lock hook shafts (28), latch hook Axis (28) both ends connect the first latch hook (23) and idler wheel (27), the volute spring (26) two that the first latch hook of control (23) resets respectively End is separately positioned on lock hook shaft (28) and latch hook bearing (25).

9. a kind of medical waste collection device as claimed in claim 8, which is characterized in that pawl (29) is equipped with and is adjacent to bullet Spring, control pawl (29) are affixed to the first latch hook (23)；One end of pawl (29) is and the matched pawl inclined-plane of lock pillar (21) (30), pawl (29) other end is provided with pawl roller (31), is and lock pillar (21) matched arc on the inside of the first latch hook (23) Shape inclined-plane (22), the first latch hook (23) end are latch hook crowning (24) matched with pawl roller (31).

10. a kind of medical waste collection device as claimed in claim 9, which is characterized in that after unclamping pedal (15), pawl roller Sub (31) and the curve slope (22) of the first latch hook (23) coordinate, and the first latch hook of limitation (23) resets；Lock pillar (21) and pawl are oblique Face (30) coordinates, and pawl roller (31) is separated with latch hook crowning (24), and the first latch hook (23) is under volute spring (26) effect It resets, curve slope (22) and the lock pillar (21) of the first latch hook (23) coordinate, and realize that tegillum (11) is locked.

11. a kind of medical waste collection device as claimed in claim 9, which is characterized in that it steps on during pedal (15), the The curve slope (22) of one latch hook (23) is separated with lock pillar (21), and after tegillum (11) completes unlock, lock pillar (21) and pawl are oblique Face (30) separates, and pawl (29) is affixed to the first latch hook (23) in the case where being adjacent to spring effect.

12. a kind of medical waste collection device as described in claim 1, which is characterized in that the big cover lock (13) includes the Two latch hooks (36), push-and-pull block (37) and resetting spring (38), the second latch hook (36) upper end are fixed with push-and-pull block (37), reset bullet Spring (38) is arranged on the second latch hook (36) end, promotes push-and-pull block (37), realizes big lid (09) unlock；After big lid (09) is closed, Under resetting spring (38) effect, big lid (09) auto lock is realized.

13. a kind of medical waste collection device as claimed in claim 12, which is characterized in that outer barrel (07) upper end is equipped with ring Shape hole (32), the second latch hook (36) lower end have hooked projection (33), and hooked projection (33) upper end is faying surface (35), Lower end is the lozenges (34) that hooked projection (33) is allowed to slip into looping pit (32), and hooked projection (33) passes through looping pit (32), takes Junction (35) is bonded with outer barrel (07) inner wall.

14. a kind of medical waste collection device as described in claim 1, which is characterized in that the slide block mechanism (03) includes Slide trough support (40), shift fork (43), sliding block (45), bracing wire (44) and roller (39), shift fork (43) are arranged on slide trough support (40) On, and be rotatablely connected with slide trough support (40), shift fork (43) upper end has inclined surface (42), and lower end connects with pedal (15) It connects, sliding block (45) lower end is provided with rotates company with inclined surface (42) matched roller (39), roller (39) with sliding block (45) It connects.

15. a kind of medical waste collection device as claimed in claim 14, which is characterized in that sliding block (45) upper end is provided with Bracing wire (44), the bracing wire (44) on two slide block mechanisms (03) are connected respectively with upper bracket (19) and idler wheel (27), control tegillum (11) rotation and unlock.

16. a kind of medical waste collection device as claimed in claim 14, which is characterized in that slide trough support (40) upper end has There is U-shaped sliding slot (41), sliding block (45) drives bracing wire (44) linear slide in U-shaped sliding slot (41), slide trough support (40) lower end The limited block (02) that restricted shift fork (43) is set to rotate.

17. a kind of medical waste collection device as claimed in claim 14, which is characterized in that dialled on two slide block mechanisms (03) The inclined surface (42) of fork (43) is different from the time of contact of roller (39), and then controls the priority of idler wheel (27) and upper bracket (19) Action.

18. a kind of medical waste collection device as claimed in claim 16, which is characterized in that limited block (02) limits shift fork (43) in 0 °~45 ° rotations.

19. a kind of medical waste collection device as described in claim 1, which is characterized in that have in the middle part of the big lid (09) The adapter cavity (50) of up/down perforation.

A kind of 20. medical waste collection device as described in claim 1, which is characterized in that interior bucket (04) the lower end tool There is the footing (06) of protrusion, be provided on pedestal (01) and footing (06) matched locating piece (05).