CN108554907B

CN108554907B - Rust removal device for medical equipment

Info

Publication number: CN108554907B
Application number: CN201810199139.1A
Authority: CN
Inventors: 吴祖兰
Original assignee: Nanning Yinglian Medical Engineering Co Ltd
Current assignee: Nanning Yinglian Medical Engineering Co ltd
Priority date: 2018-03-12
Filing date: 2018-03-12
Publication date: 2020-06-09
Anticipated expiration: 2038-03-12
Also published as: CN108554907A

Abstract

The invention relates to a medical derusting device, in particular to a derusting device for medical instruments. The invention aims to solve the technical problem of providing a derusting device for medical instruments, which can shake and stir derusting liquid, has good derusting effect on the medical instruments, does not need to be clamped by medical personnel for a long time and has low labor intensity. The invention provides a rust removing device for medical instruments, which comprises a base, a supporting box, a ratchet plate, a lifting plate, a sliding rail, a first limiting block, a first sliding block, a second limiting plate, a cylinder body, a liquid discharge pipe and the like, wherein the supporting box is arranged on the base; the top of base is connected with the supporting box, and the top and the bottom of supporting box are uncovered formula setting. The derusting device for the medical instrument can completely soak the medical instrument in the derusting liquid, can shake and stir the derusting liquid in various modes, has a good derusting effect on the medical instrument, does not need medical staff to clamp the medical instrument for a long time, and has low labor intensity and a simple structure.

Description

Rust removal device for medical equipment

Technical Field

The invention relates to a medical derusting device, in particular to a derusting device for medical instruments.

Background

Medical devices are instruments, devices, appliances, materials or other articles used alone or in combination in the human body, including the required software, whose action on the human body surface and in the human body is not obtained by pharmacological, immunological or metabolic means, but may be involved in and play a certain auxiliary role, and their use is intended to achieve the following intended purpose: the medical apparatus industry relates to a plurality of industries such as medicine, machinery, electronics, plastics and the like, is a high-technology industry with interdisciplinary multidisciplinary, intensive knowledge and intensive fund, and the basic characteristics of high-new technology medical equipment are digitalization and computerization, is a crystal of modern high technology in multidisciplinary and cross-field, has high technical content and high profit, thereby being a high-level competitive point of each technology and international large-scale company, even sub-industries with low overall profit rate and low investment of the industry can continuously have products with high technical content, and develop some enterprises with strong fecundity from the middle, therefore, the general trend of the industry is high investment and high profit, about 15 percent of medical instruments and equipment in national basic medical health institutions are products before and after 70 years of 20 th century, 60 percent of the medical instruments and equipment in 80 th century are products before the middle period of 20 th century, and the updating process of the medical instruments and equipment is a process of releasing demand, so that the rapid growth of the market of Chinese medical instruments in 10 years or even longer in the future can be guaranteed.

At present, all be that medical staff handheld anchor clamps clip medical instrument and carry out the soaking rust cleaning of stewing in the rust cleaning liquid, can't rock the stirring to the rust cleaning liquid, lead to poor to the medical instrument rust cleaning effect, long-time centre gripping medical instrument can lead to the aching pain of medical staff's arm simultaneously, intensity of labour is big, the work burden of medical staff has been aggravated, consequently need urgent research and development one kind can rock the stirring to the rust cleaning liquid, good to the medical instrument rust cleaning effect, need not the long-time centre gripping of medical staff, the rust cleaning device that the medical instrument that intensity of labour is little used.

Disclosure of Invention

(1) Technical problem to be solved

The invention aims to overcome the defects that the existing derusting device for the medical instrument is poor in derusting effect due to the fact that the medical instrument is clamped by a clamp held by a medical worker and placed still in a derusting liquid for derusting after being soaked in the derusting liquid, the derusting liquid cannot be shaken and stirred, and the medical instrument is sour and painful in arms of the medical worker due to the fact that the medical instrument is clamped for a long time, and the labor intensity is high.

(2) Technical scheme

In order to solve the technical problems, the invention provides a rust removing device for medical instruments, which comprises a base, a support box, a ratchet plate, a lifting plate, a slide rail, a first limiting block, a first slide block, a second limiting plate, a cylinder body, a liquid discharge pipe, a first valve, a box body, a liquid inlet pipe, a second valve, a connecting pipe, a third valve, a high-pressure pump, a large fixed plate and a large support column, wherein the top of the base is connected with the support box, the top and the bottom of the support box are both open, the upper part of the left side wall of the support box is provided with a small groove, the ratchet plate and the lifting plate are both slidably positioned in the support box, the lifting plate is positioned on the right side of the ratchet plate and connected with the ratchet plate, the slide rail is positioned above the lifting plate and the ratchet plate, the ratchet plate and the lifting plate are both connected with the slide rail, the right end of the slide rail is connected with the first limiting block, and the, the first slider and the second slider are both in sliding connection with the slide rail, the second slider is positioned on the left side of the first slider, the left end of the slide rail is connected with a second limiting plate, the cylinder body is positioned above the second slider and the first slider, the first slider and the second slider are both connected with the cylinder body, the front side wall of the cylinder body is connected with a liquid discharge pipe, a first valve is arranged on the liquid discharge pipe, the box body is positioned on the left side of the second limiting plate, the bottom of the box body is connected with the top of the base, the top of the box body is connected with a liquid inlet pipe, a second valve is arranged on the liquid inlet pipe, one end of the connecting pipe is connected with the left side wall of the box body, a third valve and a high-pressure pump are arranged on the connecting pipe, the high-pressure pump is positioned below the third valve, the bottom of the high-pressure pump is connected with the top of the base, the right-hand member of big fixed plate bottom is connected with the upper end of big support column, and the lower extreme of big support column is connected with the top of base, and big support column is located the right side of first stopper, and the lifter plate is opened the first big recess that runs through around having.

Preferably, the ratchet mechanism further comprises a first rotating shaft, a large gear, a first toothed plate, a pawl, a small guide rod, a guide plate, a small spring, a small fixing plate and a rotating wheel, wherein the first rotating shaft is arranged in a front-back extending mode, the first rotating shaft is arranged in rotary connection with the upper portion of the supporting box, the first rotating shaft is positioned in a first large groove, the large gear is fixedly sleeved on the first rotating shaft, the first toothed plate is positioned on the right side of the large gear and meshed with the large gear, the large gear and the first toothed plate are both positioned in the first large groove, the right side wall of the first toothed plate is connected with the lifting plate, the pawl is slidably positioned in the small groove, the pawl is positioned on the left side of the ratchet plate and matched with the ratchet plate, the left side of the pawl is connected with the small guide rod, the guide plate is provided with a hole penetrating through the left and right, the small guide rod is slidably positioned in the hole of the guide plate, the small spring is, the bottom of deflector is connected with little fixed plate, and the right side wall of little fixed plate is connected with the left side wall of supporting box, and the front end of first rotation axis is connected with the swiveling wheel, and the swiveling wheel is located the place ahead of supporting box.

Preferably, the cylinder comprises a baffle, a first large spring, a push plate, a movable plate, a large sleeve, a tooth-lacking gear, a second toothed plate, a fixed block, a large guide sleeve, a large guide rod and a second large spring, the top of the second limit plate is connected with the baffle, the right side of the baffle is connected with the first large spring, the right end of the first large spring is connected with the left side wall of the cylinder body, the push plate is positioned on the right side of the cylinder body and is contacted with the cylinder body, the right side of the push plate is connected with the movable plate, the movable plate is provided with a second large groove which penetrates up and down, the large sleeve is rotatably sleeved on a large support column, the tooth-lacking gear is fixedly sleeved on the upper portion of the large sleeve, the second toothed plate is positioned behind the tooth-lacking gear, the second toothed plate is meshed with the tooth-lacking gear, the large support column, the large sleeve, the tooth-lacking gear and the second toothed plate are all positioned in the second large, the top of fixed block is connected with big uide bushing, and big uide bushing slidable cover is on big guide bar, and the left end of big guide bar is connected with big fixed plate, and the big spring housing of second is on big guide bar, and the big spring of second is located between big fixed plate and the big uide bushing.

Preferably, the connecting device further comprises a first bevel gear, a second rotating shaft, a first bearing and a connecting plate, wherein the first bevel gear is fixedly sleeved on the large sleeve, the first bevel gear is located below the movable plate, the second bevel gear is located below the first bevel gear, the second bevel gear is meshed with the first bevel gear, the right end of the second rotating shaft is connected with the second bevel gear, the second rotating shaft is in interference connection with the first bearing, the first bearing is embedded in the upper portion of the connecting plate, and the bottom of the connecting plate is connected with the top of the base.

Preferably, the rotary wheel support device further comprises a long connecting shaft, a bearing seat, a third bevel gear and a fourth bevel gear, wherein the left end of the second rotating shaft is connected with the right end of the long connecting shaft, the left part of the long connecting shaft is in interference connection with a bearing in the bearing seat, the bearing seat is connected with the front side wall of the support box, the left end of the long connecting shaft is connected with the third bevel gear, the fourth bevel gear is located behind the third bevel gear, the fourth bevel gear is meshed with the third bevel gear, the fourth bevel gear is fixedly sleeved on the first rotating shaft, and the fourth bevel gear is located between the rotating wheel and the support box.

The working principle is as follows: because the invention comprises a base, a supporting box, a ratchet plate, a lifting plate, a sliding rail, a first limiting block, a first sliding block, a second limiting plate, a cylinder body, a liquid discharge pipe, a first valve, a box body, a liquid inlet pipe, a second valve, a connecting pipe, a third valve, a high-pressure pump, a large fixing plate and a large supporting column, medical staff can open the second valve, add derusting liquid into the box body through the liquid inlet pipe, open the third valve and start the high-pressure pump, the high-pressure pump conveys the derusting liquid in the box body into the cylinder body through the connecting pipe, after the conveying is finished, the operation of the high-pressure pump is stopped, the third valve is closed, then the medical staff puts small-sized medical instruments into the cylinder body, and then the first sliding block and the second sliding block are shaken leftwards and rightwards on the sliding rail, so as to stir the derusting liquid in the cylinder body, the first limiting block and the second limiting block can be, and medical personnel can also move the slide rail from top to bottom, and thorn board and lifter plate can slide from top to bottom in the supporting box to rock the stirring from top to bottom to the rust cleaning liquid in the cylinder body, it is effectual to remove rust.

Because still including first rotation axis, the gear wheel, first pinion rack, the pawl, little guide bar, the deflector, little spring, little fixed plate and swiveling wheel, so medical personnel can rotate the swiveling wheel, the swiveling wheel drives the gear wheel through first rotation axis and rotates, first pinion rack of gear drive and lifter plate, and the slide rail upwards moves together, thereby can be convenient carry out the stirring of rocking from top to bottom to the rust cleaning liquid in the cylinder body, and under little spring's elastic action, the pawl keeps contacting with the acantho plate, the pawl can not lead to the fact the hindrance to the rising motion of acantho plate, but the pawl can prevent that the acantho plate from descending, consequently when needs rock from top to bottom to the cylinder body, medical personnel can move from the acantho plate with the pawl through little guide bar and remove can, not only lift convenient operation, and can also be convenient fix, safety and reliability.

Because the novel medical care cylinder also comprises a baffle, a first large spring, a push plate, a movable plate, a large sleeve, a tooth-lacking gear, a second toothed plate, a fixed block, a large guide sleeve, a large guide rod and a second large spring, the first large spring can push the cylinder body to the right and enable the cylinder body to be in contact with the push plate, medical staff can drive the tooth-lacking gear to rotate through the large sleeve at the moment, because the tooth-lacking gear lacks set teeth, when the tooth-lacking gear is meshed with the second toothed plate, the tooth-lacking gear can drive the second toothed plate and the movable plate to move leftwards, the movable plate can push the cylinder body to move leftwards through the push plate, the cylinder body compresses the first large spring, the large guide sleeve can slide on the large guide rod, the second large spring provides resetting assistance for the large guide sleeve, the fixed block and the movable plate, when the tooth-lacking gear is disengaged with the second toothed plate, under the elastic force action of the second large spring and the first large spring, fly leaf, push pedal and cylinder body move right together to can be relaxed convenient rock about the cylinder body, the push pedal is provided with certain upper and lower height moreover, and when the cylinder body carried out the up-and-down motion, the cylinder body can remain the contact with the push pedal throughout.

Because still including first bevel gear, second bevel gear, the second rotation axis, first bearing and connecting plate, first bevel gear is fixed to be overlapped on big sleeve pipe, first bevel gear is located the below of fly leaf, second bevel gear is located first bevel gear's below, second bevel gear meshes with first bevel gear mutually, the right-hand member of second rotation axis is connected with second bevel gear, the second rotation axis is connected with first bearing interference, first bearing inlays the upper portion of establishing at the connecting plate, the bottom of connecting plate is connected with the top of base, so medical personnel can rotate the second rotation axis, the second rotation axis drives big sleeve pipe through second bevel gear and first bevel gear and rotates, it is more convenient to operate.

Because the medical nursing bed also comprises a long connecting shaft, a bearing seat, a third bevel gear and a fourth bevel gear, the left end of the second rotating shaft is connected with the right end of the long connecting shaft, the left part of the long connecting shaft is in interference connection with a bearing in the bearing seat, the bearing seat is connected with the front side wall of the supporting box, the left end of the long connecting shaft is connected with the third bevel gear, the fourth bevel gear is positioned behind the third bevel gear, the fourth bevel gear is meshed with the third bevel gear, the fourth bevel gear is fixedly sleeved on the first rotating shaft, the fourth bevel gear is positioned between the rotating wheel and the supporting box, when a medical worker rotates the first rotating shaft, the first rotating shaft can drive the fourth bevel gear to rotate, the fourth bevel gear drives the third bevel gear and the long connecting shaft to rotate together, the long connecting shaft drives the second rotating shaft to rotate, and the cylinder body can be pushed left and right in the lifting, the shaking of the cylinder body is more convenient, and the time and the labor are saved.

(3) Advantageous effects

The derusting device for the medical instrument can completely soak the medical instrument in the derusting liquid, can shake and stir the derusting liquid in various modes, has a good derusting effect on the medical instrument, does not need medical personnel to clamp the medical instrument for a long time, and has the advantages of low labor intensity, simple structure, convenience in operation, easiness in maintenance and repair and low maintenance cost.

Drawings

Fig. 1 is a schematic front view structure of the present invention.

Fig. 2 is a front sectional view schematically illustrating the structure of the support box of the present invention.

Fig. 3 is a front view structure diagram of the rotating wheel of the present invention.

Fig. 4 is a schematic front view of the movable plate of the present invention.

Fig. 5 is a schematic top view of the second tooth plate of the present invention.

Fig. 6 is a front view structural diagram of the connecting plate of the invention.

Fig. 7 is a front view structural schematic diagram of the long connecting shaft of the present invention.

The labels in the figures are: 1-base, 2-supporting box, 3-ratchet plate, 4-lifting plate, 5-sliding rail, 6-first limiting block, 7-first sliding block, 8-second sliding block, 9-second limiting plate, 10-cylinder, 11-liquid discharge pipe, 12-first valve, 13-box, 14-liquid inlet pipe, 15-second valve, 16-connecting pipe, 17-third valve, 18-high pressure pump, 19-large fixing plate, 20-large supporting column, 31-first rotating shaft, 32-large gear, 33-first toothed plate, 34-pawl, 35-small guide rod, 36-guide plate, 37-small spring, 38-small fixing plate, 39-rotating wheel, 51-baffle, 52-first large spring, 53-push plate, 54-movable plate, 55-large sleeve, 56-missing tooth gear, 57-second toothed plate, 58-fixed block, 59-large guide sleeve, 60-large guide rod, 61-second large spring, 71-first bevel gear, 72-second bevel gear, 73-second rotating shaft, 74-first bearing, 75-connecting plate, 81-long connecting shaft, 82-bearing seat, 83-third bevel gear, 84-fourth bevel gear, 201-small groove, 401-first large groove and 541-second large groove.

Detailed Description

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

Example 1

A rust removing device for medical instruments is shown in figures 1-7 and comprises a base 1, a supporting box 2, a ratchet plate 3, a lifting plate 4, a slide rail 5, a first limiting block 6, a first sliding block 7, a second sliding block 8, a second limiting plate 9, a cylinder body 10, a liquid discharge pipe 11, a first valve 12, a box body 13, a liquid inlet pipe 14, a second valve 15, a connecting pipe 16, a third valve 17, a high-pressure pump 18, a large fixing plate 19 and a large supporting column 20, wherein the top of the base 1 is connected with the supporting box 2, the top and the bottom of the supporting box 2 are both open, the upper part of the left side wall of the supporting box 2 is provided with a small groove 201, the ratchet plate 3 and the lifting plate 4 are both slidably positioned in the supporting box 2, the lifting plate 4 is positioned on the right side of the ratchet plate 3, the lifting plate 4 is connected with the ratchet plate 3, the slide rail 5 is positioned above the lifting plate 4 and the ratchet plate 3, the ratchet plate 3 and the lifting plate 4 are both, the right end of the sliding rail 5 is connected with a first limiting block 6, a first slider 7 and a second slider 8 are both positioned above the sliding rail 5, the first slider 7 and the second slider 8 are both in sliding connection with the sliding rail 5, the second slider 8 is positioned on the left side of the first slider 7, the left end of the sliding rail 5 is connected with a second limiting plate 9, a cylinder body 10 is positioned above the second slider 8 and the first slider 7, the first slider 7 and the second slider 8 are both connected with the cylinder body 10, the front side wall of the cylinder body 10 is connected with a liquid discharge pipe 11, the liquid discharge pipe 11 is provided with a first valve 12, a box body 13 is positioned on the left side of the second limiting plate 9, the bottom of the box body 13 is connected with the top of the base 1, the top of the box body 13 is connected with a liquid inlet pipe 14, the liquid inlet pipe 14 is provided with a second valve 15, one end of a connecting pipe 16 is connected with the left side wall of, the high-pressure pump 18 is located the below of third valve 17, the bottom of high-pressure pump 18 is connected with base 1's top, big fixed plate 19 is located the top of cylinder body 10, the other end of connecting pipe 16 inlays and establishes in big fixed plate 19, the other end of connecting pipe 16 is located the top of cylinder body 10, the right-hand member of big fixed plate 19 bottom is connected with the upper end of big support column 20, the lower extreme of big support column 20 is connected with base 1's top, big support column 20 is located the right side of first stopper 6, lifter plate 4 opens has the first big recess 401 that runs through from beginning to end.

Example 2

The lifting device further comprises a first rotating shaft 31, a large gear 32, a first toothed plate 33, a pawl 34, a small guide rod 35, a guide plate 36, a small spring 37, a small fixing plate 38 and a rotating wheel 39, wherein the first rotating shaft 31 is arranged in a front-back extending mode, the first rotating shaft 31 is rotatably connected with the upper portion of the supporting box 2, the first rotating shaft 31 is located in a first large groove 401, the large gear 32 is fixedly sleeved on the first rotating shaft 31, the first toothed plate 33 is located on the right side of the large gear 32, the first toothed plate 33 is meshed with the large gear 32, the large gear 32 and the first toothed plate 33 are both located in the first large groove 401, the right side wall of the first toothed plate 33 is connected with the lifting plate 4, the pawl 34 is slidably located in the small groove 201, the pawl 34 is located on the left side of the ratchet plate 3, the pawl 34 is matched with the ratchet plate 3, the left side of the pawl 34 is connected with the small guide rod 35, the guide plate 36 is provided with a left-right through hole, the small spring 37 is sleeved on the small guide rod 35, the small spring 37 is positioned between the pawl 34 and the guide plate 36, the bottom of the guide plate 36 is connected with the small fixing plate 38, the right side wall of the small fixing plate 38 is connected with the left side wall of the supporting box 2, the front end of the first rotating shaft 31 is connected with the rotating wheel 39, and the rotating wheel 39 is positioned in front of the supporting box 2.

Example 3

The novel cylinder is characterized by further comprising a baffle plate 51, a first large spring 52, a push plate 53, a movable plate 54, a large sleeve 55, a tooth-missing gear 56, a second gear plate 57, a fixed block 58, a large guide sleeve 59, a large guide rod 60 and a second large spring 61, wherein the top of the second limit plate 9 is connected with the baffle plate 51, the right side of the baffle plate 51 is connected with the first large spring 52, the right end of the first large spring 52 is connected with the left side wall of the cylinder 10, the push plate 53 is positioned on the right side of the cylinder 10, the push plate 53 is in contact with the cylinder 10, the right side of the push plate 53 is connected with the movable plate 54, the movable plate 54 is provided with a second large groove which penetrates up and down, the large sleeve 55 is rotatably sleeved on the large support column 20, the tooth-missing gear 56 is fixedly sleeved on the upper portion of the large sleeve 55, the second gear plate 57 is positioned behind the tooth-missing gear 56, the second gear 57 is meshed with the tooth-missing gear 56, the large support, the rear side wall of the second toothed plate 57 is connected with the movable plate 54, the right side of the top of the movable plate 54 is connected with a fixed block 58, the top of the fixed block 58 is connected with a large guide sleeve 59, the large guide sleeve 59 is slidably sleeved on a large guide rod 60, the left end of the large guide rod 60 is connected with the large fixed plate 19, the second large spring 61 is sleeved on the large guide rod 60, and the second large spring 61 is located between the large fixed plate 19 and the large guide sleeve 59.

Example 4

The large-diameter movable plate type solar water heater further comprises a first bevel gear 71, a second bevel gear 72, a second rotating shaft 73, a first bearing 74 and a connecting plate 75, wherein the first bevel gear 71 is fixedly sleeved on the large sleeve 55, the first bevel gear 71 is located below the movable plate 54, the second bevel gear 72 is located below the first bevel gear 71, the second bevel gear 72 is meshed with the first bevel gear 71, the right end of the second rotating shaft 73 is connected with the second bevel gear 72, the second rotating shaft 73 is in interference connection with the first bearing 74, the first bearing 74 is embedded in the upper portion of the connecting plate 75, and the bottom of the connecting plate 75 is connected with the top of the base 1.

The left end of the second rotating shaft 73 is connected with the right end of the long connecting shaft 81, the left portion of the long connecting shaft 81 is in interference fit connection with a bearing in the bearing seat 82, the bearing seat 82 is connected with the front side wall of the supporting box 2, the left end of the long connecting shaft 81 is connected with the third bevel gear 83, the fourth bevel gear 84 is located behind the third bevel gear 83, the fourth bevel gear 84 is meshed with the third bevel gear 83, the fourth bevel gear 84 is fixedly sleeved on the first rotating shaft 31, and the fourth bevel gear 84 is located between the rotating wheel 39 and the supporting box 2.

The working principle is as follows: because the invention comprises a base 1, a supporting box 2, a ratchet plate 3, a lifting plate 4, a slide rail 5, a first limit block 6, a first slide block 7, a second slide block 8, a second limit plate 9, a cylinder body 10, a liquid discharge pipe 11, a first valve 12, a box body 13, a liquid inlet pipe 14, a second valve 15, a connecting pipe 16, a third valve 17, a high-pressure pump 18, a large fixing plate 19 and a large support column 20, a medical worker can open the second valve 15, add a rust removing liquid into the box body 13 through the liquid inlet pipe 14, open the third valve 17, start the high-pressure pump 18, the high-pressure pump 18 conveys the rust removing liquid in the box body 13 into the cylinder body 10 through the connecting pipe 16, stop the operation of the high-pressure pump 18 after the conveying is finished, close the third valve 17, put small-sized medical instruments into the cylinder body 10, and shake the first slide block 7 and the second slide block 8 on the slide rail 5, thereby rock the stirring about going on to the rust cleaning liquid in the cylinder body 10, first stopper 6 and second limiting plate 9 can carry on spacingly to first slider 7 and second slider 8 respectively, and medical personnel can also move from top to bottom slide rail 5 in addition, and sour jujube board 3 and lifter plate 4 can slide from top to bottom in supporting box 2 to rock the stirring about going on to the rust cleaning liquid in the cylinder body 10, the rust cleaning is effectual.

Because the medical staff also comprises the first rotating shaft 31, the large gear 32, the first toothed plate 33, the pawl 34, the small guide rod 35, the guide plate 36, the small spring 37, the small fixing plate 38 and the rotating wheel 39, the medical staff can rotate the rotating wheel 39, the rotating wheel 39 drives the large gear 32 to rotate through the first rotating shaft 31, the large gear 32 drives the first toothed plate 33, the lifting plate 4 and the sliding rail 5 to move upwards together, so that the derusting liquid in the cylinder body 10 can be conveniently shaken and stirred up and down, and under the elastic force of the small spring 37, the pawl 34 is kept in contact with the ratchet plate 3, the pawl 34 cannot obstruct the ascending motion of the ratchet plate 3, but the pawl 34 can prevent the ratchet plate 3 from descending, so when the cylinder body 10 needs to shake up and down, the medical staff can only move the pawl 34 away from the ratchet plate 3 through the small guide rod 35, not only the lifting operation is convenient, but also the fixing can be conveniently carried out, and the lifting device is safe and reliable.

Because the medical nursing staff can drive the gear missing gear 56 to rotate through the large sleeve 55 at the moment, because the gear missing gear 56 lacks set teeth, when the gear missing gear 56 is meshed with the second gear plate 57, the gear missing gear 56 can drive the second gear plate 57 and the movable plate 54 to move leftwards, the movable plate 54 can push the cylinder body 10 to move leftwards through the push plate 53, the cylinder body 10 compresses the first large spring 52, the large guide sleeve 59 can slide on the large guide rod 60, and the second large spring 61 is the large guide sleeve 59, The fixed block 58 and the movable plate 54 provide the assistance of returning, when the toothless gear 56 is disengaged from the second toothed plate 57, under the elastic action of the second large spring 61 and the first large spring 52, the movable plate 54, the push plate 53 and the cylinder body 10 move rightwards together, so that the cylinder body 10 can be easily and conveniently shaken leftwards and rightwards, and the push plate 53 is provided with a certain up-and-down height, so that the cylinder body 10 and the push plate 53 can always keep in contact when the cylinder body 10 moves upwards and downwards.

Because the medical nursing bed further comprises a first bevel gear 71, a second bevel gear 72, a second rotating shaft 73, a first bearing 74 and a connecting plate 75, the first bevel gear 71 is fixedly sleeved on the large sleeve 55, the first bevel gear 71 is positioned below the movable plate 54, the second bevel gear 72 is positioned below the first bevel gear 71, the second bevel gear 72 is meshed with the first bevel gear 71, the right end of the second rotating shaft 73 is connected with the second bevel gear 72, the second rotating shaft 73 is in interference connection with the first bearing 74, the first bearing 74 is embedded on the upper portion of the connecting plate 75, and the bottom of the connecting plate 75 is connected with the top of the bed 1, the medical staff can rotate the second rotating shaft 73, and the second rotating shaft 73 drives the large sleeve 55 to rotate through the second bevel gear 72 and the first bevel gear 71, so that the operation is more convenient.

Because the medical nursing bed further comprises a long connecting shaft 81, a bearing seat 82, a third bevel gear 83 and a fourth bevel gear 84, the left end of the second rotating shaft 73 is connected with the right end of the long connecting shaft 81, the left part of the long connecting shaft 81 is in interference connection with a bearing in the bearing seat 82, the bearing seat 82 is connected with the front side wall of the supporting box 2, the left end of the long connecting shaft 81 is connected with the third bevel gear 83, the fourth bevel gear 84 is positioned behind the third bevel gear 83, the fourth bevel gear 84 is meshed with the third bevel gear 83, the fourth bevel gear 84 is fixedly sleeved on the first rotating shaft 31, the fourth bevel gear 84 is positioned between the rotating wheel 39 and the supporting box 2, when the medical staff rotates the first rotating shaft 31, the first rotating shaft 31 can drive the fourth bevel gear 84 to rotate, the fourth bevel gear 84 drives the third bevel gear 83 and the long connecting shaft 81 to rotate together, the long connecting shaft 81 drives the second rotating shaft 73 to rotate, can promote about cylinder body 10 at the in-process that cylinder body 10 rose, it is more convenient, labour saving and time saving to rocking of cylinder body 10.

The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A rust removing device for medical instruments is characterized by comprising a base (1), a supporting box (2), a ratchet plate (3), a lifting plate (4), a sliding rail (5), a first limiting block (6), a first sliding block (7), a second sliding block (8), a second limiting plate (9), a cylinder body (10), a liquid discharge pipe (11), a first valve (12), a box body (13), a liquid inlet pipe (14), a second valve (15), a connecting pipe (16), a third valve (17), a high-pressure pump (18), a large fixing plate (19) and a large supporting column (20), wherein the top of the base (1) is connected with the supporting box (2), the top and the bottom of the supporting box (2) are both open, a small groove (201) is formed in the upper portion of the left side wall of the supporting box (2), the ratchet plate (3) and the lifting plate (4) are both slidably positioned in the supporting box (2), the lifting plate (4) is positioned on the right side of the ratchet plate (3), the lifting plate (4) is connected with the ratchet plate (3), the slide rail (5) is positioned above the lifting plate (4) and the ratchet plate (3), the ratchet plate (3) and the lifting plate (4) are both connected with the slide rail (5), the right end of the slide rail (5) is connected with a first limiting block (6), the first slider (7) and the second slider (8) are both positioned above the slide rail (5), the first slider (7) and the second slider (8) are both in sliding connection with the slide rail (5), the second slider (8) is positioned on the left side of the first slider (7), the left end of the slide rail (5) is connected with a second limiting plate (9), the cylinder body (10) is positioned above the second slider (8) and the first slider (7), the first slider (7) and the second slider (8) are both connected with the cylinder body (10), the front side wall of the cylinder body (10) is connected with a liquid discharge pipe (11), and a first valve (12) is installed on the liquid discharge pipe (11), the box body (13) is positioned on the left side of the second limiting plate (9), the bottom of the box body (13) is connected with the top of the base (1), the top of the box body (13) is connected with a liquid inlet pipe (14), a second valve (15) is installed on the liquid inlet pipe (14), one end of a connecting pipe (16) is connected with the left side wall of the box body (13), a third valve (17) and a high-pressure pump (18) are installed on the connecting pipe (16), the high-pressure pump (18) is positioned below the third valve (17), the bottom of the high-pressure pump (18) is connected with the top of the base (1), a large fixing plate (19) is positioned above the cylinder body (10), the other end of the connecting pipe (16) is embedded in the large fixing plate (19), the other end of the connecting pipe (16) is positioned above the cylinder body (10), the right end of the bottom of the large fixing plate (19) is connected with the upper end of a large supporting column (20), the lower end, the large supporting column (20) is positioned on the right side of the first limiting block (6), and the lifting plate (4) is provided with a first large groove (401) which penetrates through the front and the back; the lifting mechanism is characterized by further comprising a first rotating shaft (31), a large gear (32), a first toothed plate (33), a pawl (34), a small guide rod (35), a guide plate (36), a small spring (37), a small fixing plate (38) and a rotating wheel (39), wherein the first rotating shaft (31) is arranged in a front-back extending mode, the first rotating shaft (31) is rotatably connected with the upper portion of the supporting box (2), the first rotating shaft (31) is located in a first large groove (401), the large gear (32) is fixedly sleeved on the first rotating shaft (31), the first toothed plate (33) is located on the right side of the large gear (32), the first toothed plate (33) is meshed with the large gear (32), the large gear (32) and the first toothed plate (33) are both located in the first large groove (401), the right side wall of the first toothed plate (33) is connected with the lifting plate (4), and the pawl (34) is slidably located in the small groove (201), the ratchet (34) is located on the left side of the ratchet plate (3), the ratchet (34) is matched with the ratchet plate (3), the left side of the ratchet (34) is connected with a small guide rod (35), the guide plate (36) is provided with a hole penetrating left and right, the small guide rod (35) is slidably located in the hole of the guide plate (36), a small spring (37) is sleeved on the small guide rod (35), the small spring (37) is located between the ratchet (34) and the guide plate (36), the bottom of the guide plate (36) is connected with a small fixing plate (38), the right side wall of the small fixing plate (38) is connected with the left side wall of the support box (2), the front end of the first rotating shaft (31) is connected with a rotating wheel (39), and the rotating wheel (39) is located in front of the support box (2); the novel gear-type hydraulic cylinder further comprises a baffle plate (51), a first large spring (52), a push plate (53), a movable plate (54), a large sleeve (55), a tooth-lacking gear (56), a second toothed plate (57), a fixed block (58), a large guide sleeve (59), a large guide rod (60) and a second large spring (61), wherein the top of the second limiting plate (9) is connected with the baffle plate (51), the right side of the baffle plate (51) is connected with the first large spring (52), the right end of the first large spring (52) is connected with the left side wall of the cylinder body (10), the push plate (53) is positioned on the right side of the cylinder body (10), the push plate (53) is contacted with the cylinder body (10), the right side of the push plate (53) is connected with the movable plate (54), the movable plate (54) is provided with a second large groove (541) which penetrates through up and down, the large sleeve (55) is rotatably sleeved on the large support column (20), and the tooth, the second toothed plate (57) is located behind the gear lacking gear (56), the second toothed plate (57) is meshed with the gear lacking gear (56), the large support column (20), the large sleeve (55), the gear lacking gear (56) and the second toothed plate (57) are both located in a second large groove (541), the rear side wall of the second toothed plate (57) is connected with the movable plate (54), the right side of the top of the movable plate (54) is connected with the fixed block (58), the top of the fixed block (58) is connected with the large guide sleeve (59), the large guide sleeve (59) is slidably sleeved on the large guide rod (60), the left end of the large guide rod (60) is connected with the large fixing plate (19), the second large spring (61) is sleeved on the large guide rod (60), and the second large spring (61) is located between the large fixing plate (19) and the large guide sleeve (59).

2. The rust removing device for the medical instrument according to claim 1, further comprising a first bevel gear (71), a second bevel gear (72), a second rotating shaft (73), a first bearing (74) and a connecting plate (75), wherein the first bevel gear (71) is fixedly sleeved on the large sleeve (55), the first bevel gear (71) is located below the movable plate (54), the second bevel gear (72) is located below the first bevel gear (71), the second bevel gear (72) is meshed with the first bevel gear (71), the right end of the second rotating shaft (73) is connected with the second bevel gear (72), the second rotating shaft (73) is in interference connection with the first bearing (74), the first bearing (74) is embedded in the upper portion of the connecting plate (75), and the bottom of the connecting plate (75) is connected with the top of the base (1).

3. The rust removing device for the medical instrument as claimed in claim 2, further comprising a long connecting shaft (81), a bearing seat (82), a third bevel gear (83) and a fourth bevel gear (84), wherein the left end of the second rotating shaft (73) is connected with the right end of the long connecting shaft (81), the left part of the long connecting shaft (81) is in interference connection with a bearing in the bearing seat (82), the bearing seat (82) is connected with the front side wall of the supporting box (2), the left end of the long connecting shaft (81) is connected with the third bevel gear (83), the fourth bevel gear (84) is located behind the third bevel gear (83), the fourth bevel gear (84) is meshed with the third bevel gear (83), the fourth bevel gear (84) is fixedly sleeved on the first rotating shaft (31), and the fourth bevel gear (84) is located between the rotating wheel (39) and the supporting box (2).