阅读说明：本技术 生活垃圾处理用自动化压榨脱水装置 (Automatic squeezing and dewatering device for household garbage treatment ) 是由 张德兵 于 2021-11-09 设计创作，主要内容包括：本发明公开了一种生活垃圾处理用自动化压榨脱水装置,包括机体、装载装置、压榨装置和转动装置,所述机体上固定连接有进料斗,所述装载装置安装在机体内,用于装载从进料斗落入的垃圾,所述压榨装置安装在机体内,用于将装载装置内部的垃圾进行压榨脱水处理,所述转动装置安装在机体内,用于带动装载装置进行转动,对装载装置内部的垃圾进行脱水处理,此生活垃圾处理用自动化压榨脱水装置,解决了现有生活垃圾处理用自动化压榨脱水装置使用时垃圾脱水不够充分造成内部垃圾水份堆积分层的问题,该装置较传统的垃圾压榨脱水装置脱水效率高,提高了工作效率,在压榨的同时进行转动脱水,使得垃圾内部的液体可以在压榨的同时均匀甩出,方便人们使用。(The invention discloses an automatic squeezing and dehydrating device for treating household garbage, which comprises a machine body, a loading device, a squeezing device and a rotating device, wherein a feed hopper is fixedly connected to the machine body, the loading device is arranged in the machine body and used for loading garbage falling from the feed hopper, the squeezing device is arranged in the machine body and used for squeezing and dehydrating the garbage in the loading device, the rotating device is arranged in the machine body and used for driving the loading device to rotate and dehydrating the garbage in the loading device, the automatic squeezing and dehydrating device for treating the household garbage solves the problem that the moisture in the garbage is accumulated and layered due to insufficient dehydration of the garbage when the conventional automatic squeezing and dehydrating device for treating the household garbage is used, the dehydration efficiency of the device is higher than that of the conventional garbage squeezing and dehydrating device, and the working efficiency is improved, the rotation dehydration is carried out when squeezing for the inside liquid of rubbish can evenly throw away when squeezing, makes things convenient for people to use.)

1. Domestic waste handles with automatic dewatering device that squeezes includes:

the machine body (1), a dewatering box (2) is arranged in the machine body (1), a feed hopper (3) is fixedly connected to the machine body (1), a baffle (4) is inserted into the bottom of the feed hopper (3), a drain pipe (5) communicated with the dewatering box (2) is fixedly connected to the side surface of the machine body (1), a box door (6) is hinged to the machine body (1),

the loading device (7) is arranged in the machine body (1), the loading device (7) comprises two ball bearings (10) fixedly arranged in the machine body (1), the two ball bearings (10) are rotationally connected with a loading barrel (11),

the squeezing device (8) is arranged in the machine body (1), the squeezing device (8) comprises a hydraulic machine (17) fixedly arranged in the machine body (1), the output end of the hydraulic machine (17) is fixedly connected with a hydraulic block (18) in sliding connection with the inner wall of the loading cylinder (11),

the rotating device (9), the rotating device (9) is arranged inside the machine body (1), the rotating device (9) comprises a motor (19) fixedly arranged inside the machine body (1), the output end of the motor (19) is fixedly connected with a first gear (20),

the method is characterized in that: a plurality of drain holes (12) are formed in the periphery of the loading barrel (11), two spring rotating shafts (13) are fixedly connected to the loading barrel (11), a first cover plate (14) and a second cover plate (15) are fixedly connected to the two spring rotating shafts (13) respectively, and linkage devices (16) are arranged on the first cover plate (14) and the second cover plate (15);

the linkage device (16) comprises a first rack (22) fixedly mounted on one side of the hydraulic block (18), a second gear (23) meshed with the first rack (22) is rotatably connected inside the machine body (1), a first spring (24) is fixedly connected inside the machine body (1), the first spring (24) is fixedly connected with a second rack (25) which is slidably connected with the machine body (1) and meshed with the second gear (23), the second rack (25) is fixedly connected with a second spring (26), the second spring (26) is fixedly connected with a compression ring (27) which is slidably connected with the machine body (1), fixing parts (28) are arranged on the first cover plate (14) and the second cover plate (15), and the second gear (23) is provided with a fixing part (28) used for rapidly driving the fixing part (28) to close the first cover plate (14) and the second cover plate (15) when the hydraulic block (18) is pushed out, and a fitting part (29) which drives the fixing part (28) to open the first cover plate (14) and the second cover plate (15) when the hydraulic block (18) is retracted.

2. The automatic squeezing and dewatering device for treating household garbage according to claim 1, characterized in that: the linkage (16) is connected to the hydraulic block (18).

3. The automatic squeezing and dewatering device for treating household garbage according to claim 2, characterized in that: the outer wall of one end of the loading barrel (11) is fixedly connected with a first gear ring (21) meshed with the first gear (20).

4. The automatic squeezing and dewatering device for treating household garbage according to claim 1, characterized in that: mounting (28) are including joint piece (30), the top of joint piece (30) is a lopsidedness, first spout (31) have been seted up on first apron (14), fixedly connected with third spring (32) in first spout (31), joint piece (30) and first spout (31) sliding connection, and with third spring (32) fixed connection, set up joint groove (33) with joint piece (30) looks joint on second apron (15), the outer wall of loading section of thick bamboo (11) rotates and is connected with two dwang (34), two equal coaxial fixedly connected with two rolling discs (35) in both ends of dwang (34), fixedly connected with stay cord (36) are gone up in rolling disc (35), are close to first apron (14) one side the other end and the joint piece (30) fixed connection of stay cord (36), are close to second apron (15) one side the other end and second apron (15) fixed connection of stay cord (36) are lapped (15) fixed connection The pull cord (36) has a certain elasticity.

5. The automatic squeezing and dewatering device for treating household garbage according to claim 4, characterized in that: the fitting part (29) comprises a circular ring (37) and a third gear (38) which is coaxially and fixedly arranged at one end of the rotating rod (34), the circular ring (37) is rotationally connected with the inner wall of the machine body (1), the inner wall of the circular ring (37) is provided with a second gear ring (39) which is meshed with the third gear (38), the outer wall of the circular ring (37) is provided with a third gear ring (40), a tension spring (41) is fixedly connected in the machine body (1), the tension spring (41) is fixedly connected with a third rack (42) which is connected with the machine body (1) in a sliding way, the third rack (42) is meshed with the third gear ring (40), the side surface of the third rack (42) is fixedly connected with a fourth rack (43), the fourth rack (43) is provided with a driving piece (44) for driving the fourth rack (43) to move and quickly releasing the connection state with the fourth rack (43).

6. The automatic squeezing and dewatering device for treating household garbage according to claim 5, characterized in that: the driving piece (44) comprises a belt (45), the second gear (23) is coaxially and fixedly connected with a driving wheel (46), a driven wheel (47) is rotatably connected on the machine body (1), the belt (45) is in transmission connection with both the driving wheel (46) and the driven wheel (47), a unidirectional damping rotating shaft (48) is fixedly connected on the machine body (1), the unidirectional damping rotating shaft (48) is coaxially and fixedly connected with a driving disc (49), a plurality of second sliding grooves (50) are formed in the driving disc (49), a fourth spring (51) is fixedly connected in each second sliding groove (50), the fourth spring (51) is fixedly connected with a tooth block (52) which is connected with the second sliding chute (50) in a sliding way, an arc-shaped groove (53) is formed in the tooth block (52), and a limiting block (54) which is connected with the arc-shaped groove (53) in a sliding mode is fixedly connected to the driven wheel (47).

Technical Field

The invention relates to the technical field of automatic squeezing and dewatering devices for household garbage treatment, in particular to an automatic squeezing and dewatering device for household garbage treatment.

Background

With the rapid development of social economy in China, the acceleration of urbanization process and the rapid improvement of the living standard of people, garbage generated in the urban production and living process is rapidly increased, and the conditions of land occupation, environmental pollution and the influence on the health of people by household garbage are more obvious. The increasing of the amount of municipal domestic waste makes the waste treatment more and more difficult, and the problems of environmental pollution and the like caused by the increase gradually draw attention from all social circles.

Domestic waste handles with automatic dewatering device that squeezes, is one kind at city domestic waste processing in-process, carries out dewatering treatment's a rubbish dewatering device to domestic waste, utilizes this domestic waste handles with automatic dewatering device that squeezes, can be with the liquid separation in the rubbish for rubbish is in relative dry compression state, reduces the inside bacterium of rubbish and breeds shared space when rotten when reducing the rubbish transportation and handle, makes things convenient for the processing of rubbish more.

Current rubbish compressor arrangement when carrying out the domestic waste compression, can carry out direction or horizontal direction's application of pressure about going on rubbish, extrude the moisture in rubbish, nevertheless because rubbish is at the in-process of compression dehydration, the inside moisture of rubbish can remain partly in rubbish, and this can lead to rubbish compression back upper strata comparatively dry, and the lower floor is comparatively moist, and the compression is not sufficient enough, influences dehydration efficiency. Therefore, an automatic squeezing and dewatering device for household garbage treatment is provided.

Disclosure of Invention

The invention aims to provide an automatic squeezing and dewatering device for domestic garbage treatment, which has high squeezing and dewatering efficiency and does not need to manually open and close a cover door, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the automatic squeezing and dehydrating device for treating the household garbage comprises a machine body, a loading device, a squeezing device and a rotating device, wherein a dehydrating tank is arranged in the machine body, a feeding hopper is fixedly connected to the machine body, a baffle is inserted at the bottom of the feeding hopper, a drain pipe communicated with the dehydrating tank is fixedly connected to the side surface of the machine body, a tank door is hinged to the machine body, the loading device is installed in the machine body and used for loading the garbage falling from the feeding hopper, the squeezing device is installed in the machine body and used for squeezing and dehydrating the garbage in the loading device, the rotating device is installed in the machine body and used for driving the loading device to rotate and dehydrating the garbage in the loading device, the device has higher dehydrating efficiency than the traditional garbage squeezing and dehydrating device, improves the working efficiency and can perform rotating and dehydrating at the same time of squeezing, so that the liquid in the garbage can be uniformly thrown out while squeezing, and the garbage can be conveniently used by people.

Preferably, the loading device comprises two ball bearings fixedly mounted inside the machine body, a loading barrel is rotationally connected in the two ball bearings, a plurality of drain holes are formed in the periphery of the loading barrel, two spring rotating shafts are fixedly connected to the loading barrel, a first cover plate and a second cover plate are fixedly connected to the two spring rotating shafts respectively, a linkage device used for driving the squeezing device to close when the squeezing device works and automatically opening the first cover plate and the second cover plate when the squeezing device stops working is arranged on the first cover plate and the second cover plate, and therefore garbage can be conveniently loaded into the loading barrel for further squeezing and dewatering.

Preferably, the squeezing device comprises a hydraulic machine fixedly installed inside the machine body, the output end of the hydraulic machine is fixedly connected with a hydraulic block in sliding connection with the inner wall of the loading barrel, and the linkage device is connected with the hydraulic block, so that garbage can be squeezed fully.

Preferably, the rotating device comprises a motor fixedly installed inside the machine body, the output end of the motor is fixedly connected with a first gear, the outer wall of one end of the loading cylinder is fixedly connected with a first gear ring meshed with the first gear, the loading cylinder is convenient to rotate, and garbage in the loading cylinder is dewatered.

Preferably, the linkage device comprises a first rack fixedly arranged on one side of the hydraulic block, a second gear meshed with the first rack is rotatably connected inside the machine body, a first spring is fixedly connected inside the machine body, the first spring is fixedly connected with a second rack which is in sliding connection with the machine body and meshed with the second gear, the second rack is fixedly connected with a second spring, the second spring is fixedly connected with a compression ring in sliding connection with the machine body, fixing pieces used for limiting and opening the first cover plate and the second cover plate are arranged on the first cover plate and the second cover plate, the second gear is provided with a matching piece used for rapidly driving the fixing pieces to close the first cover plate and the second cover plate when the hydraulic block is pushed out, the matching piece used for driving the fixing pieces to open the first cover plate and the second cover plate when the hydraulic block is withdrawn, so that the first cover plate and the second cover plate can be conveniently closed when the hydraulic block is pushed, the first cover plate and the second cover plate are opened when the hydraulic block is retracted.

Preferably, the mounting includes the joint piece, the top of joint piece is a lopsidedness, first spout has been seted up on the first apron, fixedly connected with third spring in the first spout, joint piece and first spout sliding connection, and with third spring fixed connection, set up the joint groove with joint piece case joint on the second apron, the outer wall of loading a section of thick bamboo rotates and is connected with two dwangs, two equal coaxial fixedly connected with rolling dishes in both ends of dwang, fixedly connected with stay cord is close to first apron one side on the rolling dish the other end and the joint piece fixed connection of stay cord are close to second apron one side the other end and the second of stay cord cover fixed connection, the stay cord has certain elasticity, is convenient for fix and remove fixedly first apron and second apron.

Preferably, the fitting piece includes ring and the third gear of coaxial fixed mounting in dwang one end, the ring rotates with the organism inner wall to be connected, the inner wall of ring is equipped with the second ring gear with third gear engaged with, the outer wall of ring is equipped with the third ring gear, fixedly connected with extension spring in the organism, extension spring fixedly connected with and organism sliding connection's third rack, third rack and third ring gear engaged with, the side fixedly connected with fourth rack of third rack, the fourth rack is equipped with and is used for driving the fourth rack and removes and relieve fast the driving piece with fourth rack connection state, is convenient for drive the third gear through the motion state of hydraulic block and carries out the operation of different states.

Preferably, the driving piece includes the belt, the coaxial fixedly connected with action wheel of second gear, it is connected with from the driving wheel to rotate on the organism, the belt is connected with the action wheel and the equal transmission of follow driving wheel, the one-way damping pivot of fixedly connected with on the organism, the coaxial fixedly connected with driving-disc of one-way damping pivot, a plurality of second spouts have been seted up in the drive, fixedly connected with fourth spring in the second spout, fourth spring fixedly connected with and second spout sliding connection's tooth piece, the arc wall has been seted up on the tooth piece, be convenient for drive the operation that the fourth rack carries out different states through the motion state of hydraulic block with arc wall sliding connection's stopper on the follow driving wheel to drive the operation of third gear.

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

1. the automatic squeezing and dehydrating device for household garbage disposal solves the problem that the moisture in the garbage is accumulated and layered due to insufficient dehydration of the garbage when the existing automatic squeezing and dehydrating device for household garbage disposal is used, has higher dehydration efficiency than the traditional garbage squeezing and dehydrating device, improves the working efficiency, and can rotate and dehydrate the garbage while squeezing, so that the liquid in the garbage can be uniformly thrown out while squeezing, and is convenient for people to use;

2. according to the invention, the linkage device is arranged, so that the first cover plate and the second cover plate can be quickly closed at the initial stage of squeezing the hydraulic block, the garbage in the loading cylinder is prevented from being thrown out, and when the hydraulic block is retracted after squeezing is completed, the first cover plate and the second cover plate are slowly opened in a linkage manner, so that the garbage needing squeezing and dewatering can be conveniently loaded;

3. the driving piece is arranged, so that the connection state of the fourth rack can be rapidly released when the hydraulic block is compressed, the fourth rack is driven to slowly move when the hydraulic block is retracted, and the hydraulic block type hydraulic cylinder is novel and ingenious in structure.

Drawings

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

FIG. 2 is a cross-sectional view of the overall construction of the present invention;

FIG. 3 is an enlarged view of area A of FIG. 2;

FIG. 4 is a schematic view of the internal structure of the present invention;

FIG. 5 is a schematic view of a linkage assembly according to the present invention;

FIG. 6 is an enlarged view of area B of FIG. 5;

FIG. 7 is a schematic view of the fastener of the present invention;

FIG. 8 is an enlarged view of area C of FIG. 7;

FIG. 9 is an enlarged view of area D of FIG. 7;

FIG. 10 is a schematic view of the fitting structure of the present invention;

FIG. 11 is an enlarged view of area E of FIG. 10;

fig. 12 is an enlarged view of region F in fig. 10.

In the figure: 1-body; 2-a dewatering box; 3-a feed hopper; 4-a baffle plate; 5, a drain pipe; 6-a box door; 7-a loading device; 8-a squeezing device; 9-a rotating device; 10-ball bearings; 11-a loading cartridge; 12-a drain hole; 13-a spring rotating shaft; 14-a first cover plate; 15-a second cover plate; 16-a linkage; 17-a hydraulic press; 18-a hydraulic block; 19-a motor; 20-a first gear; 21-a first toothed ring; 22-a first rack; 23-a second gear; 24-a first spring; 25-a second rack; 26-a second spring; 27-a compression ring; 28-a fixing member; 29-a counterpart; 30-a clamping block; 31-a first runner; 32-a third spring; 33-a clamping groove; 34-rotating rods; 35-a winding disc; 36-a pull rope; 37-ring; 38-third gear; 39-second toothed ring; 40-a third ring gear; 41-tension spring; 42-third rack; 43-a fourth rack; 44-a drive member; 45-a belt; 46-a driving wheel; 47-a driven wheel; 48-unidirectional damping rotating shaft; 49-a drive disc; 50-a second chute; 51-a fourth spring; 52-a tooth block; 53-arc-shaped groove; 54-a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-12, the automatic squeezing and dewatering device for domestic garbage disposal in the figures includes a machine body 1, a loading device 7, a squeezing device 8 and a rotating device 9, a dewatering box 2 is provided in the machine body 1, a feeding hopper 3 is fixedly connected to the machine body 1, a baffle 4 is inserted into the bottom of the feeding hopper 3, a drain pipe 5 communicated with the dewatering box 2 is fixedly connected to the side surface of the machine body 1, a box door 6 is hinged to the machine body 1, the loading device 7 is installed in the machine body 1 and used for loading garbage falling from the feeding hopper 3, the squeezing device 8 is installed in the machine body 1 and used for squeezing and dewatering garbage inside the loading device 7, and the rotating device 9 is installed in the machine body 1 and used for driving the loading device 7 to rotate and dewatering garbage inside the loading device 7.

The loading device 7 comprises two ball bearings 10 fixedly installed inside the machine body 1, a loading barrel 11 is rotationally connected in the two ball bearings 10, a plurality of drain holes 12 are formed in the periphery of the loading barrel 11, two spring rotating shafts 13 are fixedly connected to the loading barrel 11, a first cover plate 14 and a second cover plate 15 are fixedly connected to the two spring rotating shafts 13 respectively, and a linkage device 16 used for driving the squeezing device 8 to close when the squeezing device 8 works and automatically opening the first cover plate 14 and the second cover plate 15 when the squeezing device 8 stops working is arranged on the first cover plate 14 and the second cover plate 15.

The squeezing device 8 comprises a hydraulic machine 17 fixedly installed inside the machine body 1, the output end of the hydraulic machine 17 is fixedly connected with a hydraulic block 18 in sliding connection with the inner wall of the loading barrel 11, and the linkage device 16 is connected with the hydraulic block 18.

The rotating device 9 comprises a motor 19 fixedly installed inside the machine body 1, an output end of the motor 19 is fixedly connected with a first gear 20, and an outer wall of one end of the loading cylinder 11 is fixedly connected with a first gear ring 21 meshed with the first gear 20.

In the embodiment, the model of the motor 19 is preferably Y80M1-2, the baffle 4 is opened to load garbage into the loading barrel 11 from the feed hopper 3, the hydraulic press 17 is started, the hydraulic press 17 drives the hydraulic block 18 to compress and simultaneously drives the linkage device 16 to release the limit of the first cover plate 14 and the second cover plate 15, the spring rotating shaft 13 drives the first cover plate 14 and the second cover plate 15 to be quickly closed, after the first cover plate 14 and the second cover plate 15 are closed, the motor 19 is started, the motor 19 drives the first gear 20 to rotate, the first gear 20 drives the first toothed ring 21 to rotate, so as to drive the loading barrel 11 to rotate, namely, the loading barrel can be rotatably dewatered while squeezing, water is thrown to the inner wall of the dewatering box 2 to be collected and can be discharged through the drain pipe 5, the garbage in the loading barrel 11 can be discharged by opening the box door 6, when the hydraulic block 18 is retracted, the hydraulic block 18 drives the linkage device 16 to limit the loading barrel 11, the first cover plate 14 and the second cover plate 15 are slowly opened in a linkage mode, and the next batch of garbage needing dehydration can be conveniently loaded.

Example 2

Referring to fig. 2-12 to describe embodiment 2, in this embodiment, to further describe embodiment 1, the illustrated linkage 16 includes a first rack 22 fixedly installed on one side of the hydraulic block 18, a second gear 23 engaged with the first rack 22 is rotatably connected inside the machine body 1, a first spring 24 is fixedly connected inside the machine body 1, the first spring 24 is fixedly connected with a second rack 25 slidably connected with the machine body 1 and engaged with the second gear 23, the second rack 25 is fixedly connected with a second spring 26, the second spring 26 is fixedly connected with a compression ring 27 slidably connected with the machine body 1, the first cover plate 14 and the second cover plate 15 are provided with fixing members 28 for limiting and opening the first cover plate 14 and the second cover plate 15, the second gear 23 is provided with fixing members 28 for rapidly driving the fixing members 28 to close the first cover plate 14 and the second cover plate 15 when the hydraulic block 18 is pushed out, and a fitting 29 for opening the first cover plate 14 and the second cover plate 15 by carrying the fixing piece 28 when the hydraulic block 18 is retracted.

Mounting 28 includes joint piece 30, the top of joint piece 30 is a lopsidedness, first spout 31 has been seted up on the first apron 14, fixedly connected with third spring 32 in first spout 31, joint piece 30 and first spout 31 sliding connection, and with third spring 32 fixed connection, set up the joint groove 33 with joint piece 30 case joint on the second apron 15, the outer wall of loading section of thick bamboo 11 rotates and is connected with two dwang 34, two equal coaxial fixedly connected with wind-up discs 35 in both ends of dwang 34, fixedly connected with stay cord 36 on the wind-up disc 35, be close to first apron 14 one side the other end and the joint piece 30 fixed connection of stay cord 36 are close to second apron 15 one side the other end and the second apron 15 fixed connection of stay cord 36, stay cord 36 has certain elasticity.

In the present embodiment, when the hydraulic block 18 performs pressing: the first rack 22 moves to drive the second gear 23 to rotate, the second gear 23 continuously stirs the second rack 25 to compress the first spring 24, the second gear 23 pulls the second spring 26, the compression ring 27 can be separated from the compression effect with the first toothed ring 21, the loading barrel 11 can rotate better, meanwhile, the second gear 23 drives the matching piece 29 to remove the driving of the rotating rod 34, the spring rotating shaft 13 drives the first cover plate 14 and the second cover plate 15 to be closed automatically, the pull rope 36 is pulled, the rotating rod 34 rotates reversely, the pull rope 36 removes the winding from the winding disc 35, the clamping block 30 slides into the clamping groove 33 when the first cover plate 14 and the second cover plate 15 are closed, the clamping limiting is completed, and the first cover plate 14 and the second cover plate 15 are prevented from being opened automatically; when the hydraulic block 18 is retracted: first rack 22 removes, drive second gear 23 and rotate, second gear 23 stirs the tensile first spring 24 of second rack 25 constantly, second gear 23 compresses second spring 26, can push clamp ring 27 to first ring gear 21 and play and compress tightly limiting displacement, prevent to load a section of thick bamboo 11 and continue to rotate, second gear 23 drives fitting piece 29 simultaneously and drives dwang 34 and rotate, take-up reel 35 drives stay cord 36 and carries out the rolling winding, make stay cord 36 pulling joint piece 30 compression third spring 32, joint piece 30 breaks away from joint groove 33, relieve spacingly, thereby first apron 14 and second apron 15 are opened by continuous pulling.

Example 3

Referring to fig. 2-3 and fig. 5-12 to describe embodiment 3, in this embodiment, the embodiment 2 is further described, in the figure, the fitting 29 includes a circular ring 37 and a third gear 38 coaxially and fixedly installed at one end of the rotating rod 34, the circular ring 37 is rotatably connected with an inner wall of the machine body 1, a second gear ring 39 meshed with the third gear 38 is installed on the inner wall of the circular ring 37, a third gear ring 40 is installed on an outer wall of the circular ring 37, a tension spring 41 is fixedly connected in the machine body 1, the tension spring 41 is fixedly connected with a third rack 42 slidably connected with the machine body 1, the third rack 42 is meshed with the third gear ring 40, a fourth rack 43 is fixedly connected to a side surface of the third rack 42, and the fourth rack 43 is provided with a driving member 44 for driving the fourth rack 43 to move and quickly release a connection state with the fourth rack 43.

Driving piece 44 includes belt 45, the coaxial fixedly connected with action wheel 46 of second gear 23, it is connected with from driving wheel 47 to rotate on the organism 1, belt 45 is connected with action wheel 46 and the equal transmission of follow driving wheel 47, the one-way damping pivot 48 of fixedly connected with on the organism 1, the coaxial fixedly connected with driving-disc 49 of one-way damping pivot 48, a plurality of second spouts 50 have been seted up in the drive, fixedly connected with fourth spring 51 in the second spout 50, fourth spring 51 fixedly connected with and the 50 sliding connection's of second spout tooth piece 52, arc wall 53 has been seted up on the tooth piece 52, fixedly connected with and arc wall 53 sliding connection's stopper 54 on the follow driving wheel 47.

In the present embodiment, when the hydraulic block 18 performs pressing: the second gear 23 drives the driving wheel 46 to rotate, the driving wheel 46 drives the driven wheel 47 to rotate through the belt 45, at the moment, the driven wheel 47 under the damping effect of the one-way damping rotating shaft 48 firstly drives the limiting block 54 to move in the arc-shaped groove 53 so as to drive the tooth block 52 to compress the fourth spring 51 and completely retract the fourth spring into the second sliding groove 50, at the moment, the driven wheel 47 continuously rotates to drive the driving disc 49 to integrally rotate, at the moment, the tooth block 52 is disconnected from the fourth rack 43, the tension spring 41 pulls back the fourth rack 43 and the third rack 42, so that the third rack 42 is disengaged from the third toothed ring 40, the third gear 38 can freely rotate, and the first cover plate 14 and the second cover plate 15 can be covered under the force of the spring rotating shaft 13;

when the hydraulic block 18 is retracted: the second gear 23 drives the driving wheel 46 to rotate, the driving wheel 46 drives the driven wheel 47 to rotate through the belt 45, the damping effect which is not subjected to the one-way damping rotating shaft 48 at the moment drives the limiting block 54 to move in the arc-shaped groove 53 so as to drive the toothed block 52 to slide out of the second sliding groove 50, the driven wheel 47 rotates to drive the driving disk 49 to integrally rotate, the toothed block 52 extends out to be meshed with the fourth rack 43 at the moment, the fourth rack 43 is driven to move downwards, the third rack 42 moves downwards to be meshed with the third toothed ring 40, the third toothed ring 40 is driven to rotate, the third toothed ring 40 drives the third gear 38 to rotate, the third gear 38 can drive the rotating rod 34 and the winding disk 35 to pull back the pull rope 36, the limiting effect of the clamping block 30 is firstly relieved, and then the first cover plate 14 and the second cover plate 15 are slowly pulled open.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.