CN205287130U - Device is pulled out to syringe needle - Google Patents

Abstract

The utility model relates to the technical field of medical equipment, the utility model provides a device is pulled out to syringe needle, by motor, driving gear, a set of meshed gear (two major two is little), two arm lock, two camshafts, two fixed gear shaft, one take angle (with respect to the horizontal plane, actual angle is decided by service environment ) support, a syringe needle touching device, a hose spout and a small -size syringe needle hand hay cutter to constitute, wherein meshed gear group (outer imperial palace is little), two arm lock, two camshafts, two fixed gear shaft are mirror symmetry and arrange, the motor passes through two camshafts of meshed gear group drive. The utility model discloses but autosegregation syringe and syringe needle, the hand that can exempt from operating personnel touch the part that drops into the mouth and have high infection virus possibly to exist.

Description

A kind of needle removing device

Technical field

This utility model relates to technical field of medical instruments, is a kind of not only automatically can pull out syringe needle but also can excise and receive the multifunctional assembled device of the sharp weapon such as syringe needle.

Background technology

In curative activity, the unavoidable needs of medical personnel uses some sharp weapon that patient is operated, and needs to use the syringe needle of syringe, use the syringe needle etc. of bloodletting tube during blood drawing during such as injection. Owing to medical personnel need to use frequently such as this type of sharp weapon of syringe needle, the risk that used sharp weapon are stabbed is high, and the accident commonly referred to as this type of is pricking wound. These sharp weapon can remain the blood of patient after a procedure, when in patient blood containing virus, antibacterial etc. be infectious material time, these materials are possible to become the source of infection infecting disease, all can be infected by this kind of mode such as acquired immune deficiency syndrome (AIDS), hepatitis, syphilis etc., and once infected, the difficulty for the treatment of is very big, can cause the huge physiology of infected person, psychological infringement. In order to reduce pricking wound incidence rate in medical personnel, require use Anti-stabbing equipment as far as possible clinically, but when equipment cannot make Anti-stabbing equipment, it is necessary to careful as far as possible when the used syringe needle of process etc. Safe handling syringe needle common practice is to be put in special sharp weapon disposable box by used syringe needle. But in syringe needle is put into this kind of sharp weapon disposable box process, there is the following behavior being likely to increase pricking wound risk: need syringe needle is put into sharp weapon disposable box again from taking off syringe, take the pin process increase touch opportunity to contaminated sharps.

Application number: 201510148582.2, the Chinese invention patent application one needle removing device of publication number CN104784787A, disclose a kind of needle removing device, be made up of motor, the identical gear of two engagements, two jaws, two camshafts, two sliding shaft sleeves, bearings; Two of which jaw, two camshafts, two sliding shaft sleeves are that specular is arranged, motor drives two camshafts by the identical gear of two engagements; When syringe needle stretches between the jaw grinding tooth of needle removing device, sensor touches microswitch and starts motor, power sends eccentric to by the identical gear of two engagements, camshaft can produce a palikinesia upwards rearward forward with movable eccentric wheel set, is thereby secured to the sliding axle that eccentric puts and produces a pawl with jaw and tightly unclamp downwards palikinesia upwards.

Sensor actuating section in this kind of needle removing device is made up of B-mode tooth and the transmission sensors of two symmetries being fixed on crown cap by extension spring, rearward movement under B-mode teeth directional is oppressed by edge on syringe needle during use, sensor starting device is started by the touching of B-mode tooth rear end projection, operation is required height by the method, need on syringe needle along be urged to two B-mode tooth upper ends simultaneously can starting device, simultaneously, in use, owing to the elastic force of two extension springs is uneven, it is easy to cause syringe needle insertion not in place or start sensor being not responding to.

Utility model content

The purpose of this utility model is to provide a kind of syringe needle for needle removing device and touches device, including Contact plate, contact surface plate, cover plate, back-moving spring and starting switch;

Wherein contact surface plate is respectively equipped with hole, location, back-moving spring hole, contact surface plate syringe needle via, spacing hole and starting switch placing trough by front end to tail end (side, cover plate place), it is perpendicular to bottom contact surface plate and is extended with syringe needle slide rail to the spring eye left and right sides, contact surface plate two bottom sides is respectively provided with three back-offs, for being fixed on upper casing;

Contact plate front end is provided with locating fastener, and middle part is provided with Contact plate syringe needle via, is provided with thereafter limited post; The diameter of syringe needle via is slightly larger than the diameter of syringe needle, less than the diameter of syringe; The diameter of preferred syringe needle via is 7.9-10.2mm, is more preferably 8mm.

Back-moving spring is positioned in back-moving spring hole, starting switch is positioned over starting switch placing trough, Contact plate by inserting location Kong Zhonghou by locating fastener, can using buckle flex point as Contact plate moving fulcrum, Contact plate upper limit post inserts after spacing hole by screw and is fixed slightly larger than the pad of spacing hole, free gap is still had between Contact plate and contact surface plate after fixing, cover plate is screwed on contact surface plate, and cover plate can limit Contact plate and be moved upward by syringe drive when syringe is extracted.

During use, band syringe needle needle tubing is perpendicular to Contact plate and inserts syringe needle via, bottom needle tubing, touch Contact plate and pressed down on to after contacting with contact surface plate, extracting apparatus starts running, after syringe needle is pulled away needle tubing, syringe needle falls in material box along syringe needle slide rail guiding, under action of reset spring, Contact plate is reset to home position. Cover plate for preventing the Contact plate dislocation that maloperation causes, limited post in the Contact plate dislocation preventing maloperation from causing at the same time it can also be play guide effect when Contact plate is depressed.

The first generation is protected in suitable pleasure, actuating section is made up of B-mode tooth and the transmission sensors of two symmetries being fixed on crown cap by extension spring, rearward movement under B-mode teeth directional is oppressed by edge on syringe needle during use, sensor starting device is started by the touching of B-mode tooth rear end projection, operation is required height by the method, need on syringe needle along be urged to two B-mode tooth upper ends simultaneously can starting device, simultaneously, in use, owing to the elastic force of two extension springs is uneven, it is easy to cause syringe needle insertion not in place or start sensor being not responding to.

During this practical new startup, Contact plate contacts with bottom needle tubing, contact area is big, because being provided with syringe needle slide rail bottom contact surface plate, syringe needle is inserted angle requirement reduce, contact surface plate front end is provided with single back-moving spring, and starting switch Guan Bi bit parallel, in the contact surface of Contact plate Yu contact surface plate, is contacted with contact surface plate 52 by lever principle compressing Contact plate bottom surface during startup, starting switch closes, and starts working.This utility model simple in construction, easy to operate, work efficiency is high, is applicable to various model needle tubing (including diameter >=8mm).

The purpose of this utility model is to provide a kind of needle removing device, this needle removing device be a kind of easy to use, operable automatically, can such as the collection device of the sharp weapon such as syringe needle in safe collection curative activity.

A kind of needle removing device, touches device including the above-mentioned syringe needle for needle removing device.

Preferably, above-mentioned needle removing device also includes actuating unit, described actuating unit is made up of motor, a driving gear, two engagement gear wheels, two pinion mates, two jig arm, two camshafts, two fixing axles of gear, band angle (with respect to the horizontal plane, actual angle is by using environment a to determine) bearing, a syringe needle touching device and a hose chute; Two of which engagement gear wheel, two pinion mates (outer imperial palace is little), two jig arm, two camshafts, two fixing axles of gear are that specular is arranged, motor drives engagement gear wheel and pinion mate by driving gear so that two camshafts drive jig arm to do cycle movement;

Jig arm is formed by touching pawl, eccentric wheel case, sliding axle, sliding shaft sleeve, limit shaft and connection axle, and jig arm front end is for touching pawl and connecting axle, and centre is eccentric wheel case, sliding axle and sliding shaft sleeve; Sliding axle one end is stretched in sliding shaft sleeve, and one end is inserted in limit shaft through hole (with axially vertical), and eccentric wheel case is fixed on sliding shaft sleeve, and sliding shaft sleeve is fixedly connected with connection axle, and tactile pawl is fixed on connection axle;

Band angle bearing limited location axis hole, eccentric axis hole, gear fixed shaft hole, limit shaft is connected with bearing through spacing axis hole, and limit shaft can axial rotation in spacing axis hole; Camshaft one end is connected with bearing through eccentric wheel hole, and camshaft can axial rotation in eccentric axis hole; The camshaft other end is set in eccentric wheel case; The fixing axle of gear is connected through gear fixed shaft hole with bearing;

Shutdown switch is fixed on the fixing groove of shutdown switch of bearing, it is positioned at below eccentric wheel case, shutdown switch is connected with motor, this device starts all after date, when the wheel case touch points that eccentric puts touches the on-off action point of shutdown switch, circuit generation open circuit in device, device shuts down, and wheel case touch points stops at on-off action point rear (device start bit) because of effect of inertia.

Preferably, described driving gear and engaging tooth wheels by a driving gear, two engage gear wheel and two pinion mates form, two of which pinion mate and beyond two engagement gear wheels the little mirror-image fashion of imperial palace engage each other.

Preferably, it is provided with eccentric shaft bearing between described eccentric wheel case and camshaft.

Preferably, the starting switch of described syringe needle touching device is connected with motor.

Preferably, described support and horizontal plane are provided with angle.

Preferably, described needle removing device is arranged with syringe needle slide rail.

Needle removing device may be provided in lid, and syringe needle is touched device preformed hole position by syringe needle and extend between tactile pawl, and syringe needle is extracted tailing edge syringe needle slide rail and fallen in the material box being arranged on below base plate.

When syringe needle is extend between tactile pawl by syringe needle touching device preformed hole position, syringe needle touching device touch switch is had to start motor, power sends eccentric to by engaging tooth wheels, an eccentric rotary can be produced, eccentric wheel case is fixed on sliding shaft sleeve, and sliding axle can axially-movable in this sliding shaft sleeve.Touching pawl and be fixed in the supported hole of sliding shaft sleeve by the axle that connects parallel with camshaft, camshaft drives jig arm to swing around the centrage of eccentric axis hole. In the cycle that camshaft rotates, jig arm swings up and down with eccentric axis hole for the center of circle, formed replys from peak, move downward, from minimum point reply, move upward four processes, sliding axle moves forward and backward with linear bearing for axle simultaneously, formation travels forward, from replys foremost, rearward movement, reply four processes from rearmost end, finally make to touch pawl generation one palikinesia upwards rearward forward. Owing to the movement locus of two jig arm is mirrored into, two tactile claw types are therefore made to become the palikinesia promptly unclamped downwards upwards.

Often starting deuterzooid device one cycle (360 ��) of operating, wait that after inserting syringe needle, starting switch spreads out of enabling signal next time, the syringe needle pulled up can fall in material box because of the guiding of syringe needle slide rail.

When needing to excise with syringe needle on syringe needle flexible pipe, only syringe needle one end need to being stretched into hose chute oral area, Manual press syringe needle chopper handle, can achieve the goal, after having used, handle can automatically reset.

Above-mentioned needle removing device, it is characterised in that also include syringe needle chopper, syringe needle chopper is made up of handle of a knife, bearing base, handle of a knife bearing, cam, rotating shaft, knife rest reset tension spring, steady pin, knife rest, knife rest bearing, tool rest, block and blade, cam has square hole and fixed pin holes, wherein handle of a knife is fixed on bearing base through handle of a knife bearing, handle of a knife front end is square shaft, square shaft is fixed in cam square shaft hole, cam, rotating shaft and knife rest are attached by steady pin, knife rest reset tension spring is connected to the nearly cam end of rotating shaft, knife rest is provided with insert pocket, after in blade mounting tool post top cutter draw-in groove, two knife rest bearings are respectively arranged in knife rest two ends, tool rest is provided with single-open profile shaft and holds slide rail, facilitate knife rest bearing slide anteroposterior in slide rail, block is fixed on knife rest remote rotating shaft end, block is provided with V-groove.

In use, band syringe needle flexible pipe is placed between upper V-groove and blade, presses down on handle of a knife, can achieve the goal. Handle of a knife bearing and knife rest bearing can effectively alleviate handle of a knife rotary resistance, convenient use, on block, V-groove and blades fit can cut off band syringe needle flexible pipe efficiently, after hose cutting-off, can hand-reset handle of a knife, it is also possible to decontrol handle of a knife and driven handle of a knife to set back by reset tension spring.

This utility model simple in construction, easy to use, syringe and syringe needle can be automatically separated, and syringe needle is put in removable sharp instrument box, the opening and closing operations position of sharp instrument box cover is positioned at syringe needle drop point distalmost end, and the hands that can exempt from operator touches the part that input port has high infection virus there may exist.

Accompanying drawing explanation

Fig. 1 needle removing device overall schematic.

Fig. 2 needle removing device package assembly schematic diagram.

Fig. 3 actuating unit overall schematic.

Fig. 4 actuating unit package assembly schematic diagram.

Fig. 5 syringe needle touching device-added structure schematic diagram.

Fig. 6 syringe needle chopper overall schematic.

Fig. 7 syringe needle chopper package assembly schematic diagram.

Fig. 8 device stops funtion part and assembles schematic diagram.

Wherein 1. upper casing, 2. lower casing, 3. material box, 4. on and off switch, 5. syringe needle touching device, 6. syringe needle chopper, 7. hose chute, 8. gear train, 9. motor, 10. band angle bearing, 11. axle fixed by gear, 12. camshafts, 13. open only switch, 14. jig arm, 15. battery electric quantity display lamps;

51. Contact plate, 52. contact surface plates, 53. cover plates, 54. back-moving springs;

511. locating fastener, 512. syringe needle vias, 513. limited posts;

521. location hole, 522. back-moving spring holes, 523. contact surface plate syringe needle vias, 524. spacing holes, 525. starting switch placing troughs, 526. syringe needle slide rails, 527. back-offs;

61. handle of a knife, 621. bearing bases, 622. handle of a knife bearings, 631. cams, 632. rotating shafts, 64. knife rest reset tension springs, 65. steady pins, 661. knife rests, 662. knife rest bearings, 67. tool rests, 68. blocks, 69. blades;

81. driving gear, 82. engagement gear wheels, 83. pinion mates;

101. spacing axis hole, 102. eccentric wheel holes, 103. gear fixed shaft holes, groove fixed by 104. shutdown switches;

131. starting switch, 132. shutdown switches;

141. eccentric wheel case, 142. sliding axles, 143. sliding shaft sleeves, 144. limit shafts, 145. touch pawl, and 146 connect axle, 147. eccentric shaft bearings;

1321. on-off action point;

1411. wheel case touch points.

Detailed description of the invention

In conjunction with drawings and Examples, this utility model is described in detail, but enforcement of the present utility model is not limited only to this.

Embodiment 1

A kind of needle removing device, funtion part is opened only 13, two jig arm 14 of sensor formed by syringe needle touching device 5, syringe needle chopper 6, hose chute 7, gear train 8 (including a driving gear 82, two pinion mates 83 of 81, two engagement gear wheels), motor 9, fixing 11, two camshaft of axle 12, two of 10, two gears of band angle bearing; Fixing axle 12, two jig arm of 11, two camshafts 14 of two of which gear are arranged in specular, and motor 9 drives engagement gear wheel 82 and pinion mate 83 so that two camshafts 12 drive jig arm 14 to do cycle movement by driving gear 81;

Jig arm is made up of eccentric wheel case 141, sliding axle 142, sliding shaft sleeve 143, limit shaft 144, tactile pawl 145 and connection axle 146, and jig arm front end is for touching pawl 145 and connection axle 146, and centre is bias wheel case 141, sliding axle 142 and sliding shaft sleeve 143; Sliding axle 142 one end is stretched in sliding shaft sleeve 143, one end is inserted in limit shaft 144 through hole (with axially vertical), eccentric wheel case is fixed on sliding shaft sleeve 143, and sliding shaft sleeve 143 is fixedly connected with connection axle 146, touches pawl 145 and is fixed on connection axle 146;

Band angle bearing 10 limited location axis hole 101, eccentric axis hole 102, gear fixed shaft hole 103, limit shaft 144 is connected with bearing 10 through spacing axis hole 101, and limit shaft 144 can axial rotation in spacing axis hole 101; Camshaft 12 one end is connected with bearing 10 through eccentric wheel hole 102, and camshaft 12 can axial rotation in eccentric axis hole 102; Camshaft 12 other end is set in eccentric wheel case 141; The fixing axle 11 of gear is connected through gear fixed shaft hole 103 with bearing.

Shutdown switch 132 is fixed on the fixing groove 104 of shutdown switch of bearing 10, it is positioned at below eccentric wheel case 141, shutdown switch 132 is connected with motor, this device starts all after date, when wheel case touch points 1411 in eccentric wheel case 141 touches the on-off action point 1321 of shutdown switch 132, circuit generation open circuit in device, device shuts down, and wheel case touch points 1411 stops at on-off action point 1321 rear (device start bit) because of effect of inertia.

Described gear 8 is made up of a driving gear 81, engagement gear wheel 82 and pinion mate 83, in gear 8, a driving gear 81 engages with a pinion mate 83, two pinion mates 83 engage each other, and two engagement gear wheels 82 engage with two pinion mates 83 respectively.

Driving gear 81 in gear 8 is directly fixed on the rotation axle of motor 9, accepts the power output of motor, and two meshing gears 82 are connected with correspondence position camshaft 12 respectively.

Two meshing gears 83 are connected with the fixing axle of correspondence position gear respectively.

When motor 9 exports power to gear 8, two meshing gears 82 drive two jig arm 14 to do relative or rightabout motion by camshaft 12.

Embodiment 2

Its structure, with embodiment 1, is different in that between described eccentric wheel case 141 and camshaft 12 and is provided with eccentric shaft bearing 147; It is provided with linear bearing 142 in described sliding shaft sleeve 143.

Eccentric shaft bearing 147 outer ring is fixing with eccentric wheel case 141 to be connected, and eccentric shaft bearing 147 inner ring is fixing with the eccentric block on camshaft 12 to be connected.

Embodiment 3

When syringe needle is inserted perpendicularly in Contact plate 5 preformed hole of needle removing device and is urged to Contact plate 5, start sensor 131 and start motor 9, motor 9 drives driving gear 81 to rotate counterclockwise, driving gear 81 drives the meshing gear 83 engaged to rotate clockwise, this meshing gear 83 drives another meshing gear 83 to rotate counterclockwise, the meshing gear 83 of two opposite direction rotations drives meshing gear 82 to do relative motion respectively, then power sends eccentric 12 to by two meshing gears 82, can produce an eccentric rotary. Being fixed with sliding shaft sleeve 143 in eccentric wheel case 141, sliding axle 142 is axially movable in sliding shaft sleeve 143. Sliding shaft sleeve 143 and sliding axle 142 are fixed in the spacing axis hole 101 of bearing 10 by the limit shaft 144 parallel with camshaft 12, and sliding shaft sleeve 143 drives sliding axle 142, touches the pawl 145 axis swing around limit shaft 144. In the cycle that eccentric 12 rotates, sliding axle 142 swings up and down with spacing axis hole 101 for the center of circle, formed replys from peak, move downward, from minimum point reply, move upward four processes, sliding shaft sleeve 143 moves forward and backward with sliding axle 142 for axle simultaneously, formation travels forward, from replys foremost, rearward movement, reply four processes from rearmost end, finally make tactile pawl 145 produce a palikinesia upwards rearward forward. Owing to the movement locus of two tactile pawls 145 is mirrored into, two tactile pawls 145 are therefore made to form the palikinesia promptly unclamped downwards upwards. Open only sensor 13 often to start a deuterzooid device action and once and stop at same position, wait the next one open only sensor 13 by inserting syringe outgoing signal. The syringe needle pulled up can be fallen in material box by the restriction of syringe needle slide rail.

Embodiment 4

Device touched by a kind of syringe needle for needle removing device, including 51 Contact plates, 52. contact surface plates, 53. cover plates, 54. back-moving springs and 131 starting switches;

Wherein contact surface plate 52 is respectively equipped with hole 521, location, back-moving spring hole 522, contact surface plate syringe needle via 523, spacing hole 524 and starting switch placing trough 525 by front end to tail end (side, cover plate place), it is perpendicular to bottom contact surface plate and is extended with syringe needle slide rail 526 to the spring eye left and right sides, contact surface plate two bottom sides is respectively provided with three back-offs 527, is used for being fixed on upper casing 1;

Contact plate 51 front end is provided with locating fastener 511, and middle part is provided with Contact plate syringe needle via 512, is provided with thereafter limited post 513; The diameter of syringe needle via 512 is slightly larger than the diameter of syringe needle, less than the diameter of syringe; The diameter of preferred syringe needle via 512 is 7.9-10.2mm, is more preferably 8mm.

Back-moving spring 54 is positioned in back-moving spring hole, starting switch 131 is positioned over starting switch placing trough 525, Contact plate 51 is by inserting locating fastener 511 after in hole 521, location, can using buckle 511 flex point as Contact plate moving fulcrum, Contact plate 51 upper limit post 513 is fixed by screw and slightly larger than the pad of spacing hole after inserting spacing hole 524, free gap is still had between Contact plate and contact surface plate after fixing, cover plate 53 is screwed on contact surface plate 52, and cover plate 53 can limit Contact plate 51 and be moved upward by syringe drive when syringe is extracted.

During use, band syringe needle needle tubing is perpendicular to Contact plate 51 and inserts syringe needle via 512, bottom needle tubing, touch Contact plate 51 and pressed down on to after contacting with contact surface plate 52, extracting apparatus starts running, after syringe needle is pulled away needle tubing, syringe needle falls in material box along syringe needle slide rail guiding, under action of reset spring, Contact plate is reset to home position. Cover plate for preventing the Contact plate dislocation that maloperation causes, limited post in the Contact plate dislocation preventing maloperation from causing at the same time it can also be play guide effect when Contact plate is depressed.

The first generation is protected in suitable pleasure, actuating section is made up of B-mode tooth and the transmission sensors of two symmetries being fixed on crown cap by extension spring, rearward movement under B-mode teeth directional is oppressed by edge on syringe needle during use, sensor starting device is started by the touching of B-mode tooth rear end projection, operation is required height by the method, need on syringe needle along be urged to two B-mode tooth upper ends simultaneously can starting device, simultaneously, in use, owing to the elastic force of two extension springs is uneven, it is easy to cause syringe needle insertion not in place or start sensor being not responding to.

During this practical new startup, Contact plate 51 contacts with bottom needle tubing, contact area is big, because being provided with syringe needle slide rail bottom contact surface plate 52, syringe needle is inserted angle requirement reduce, contact surface plate 52 front end is provided with single back-moving spring 54, and starting switch Guan Bi bit parallel, in the contact surface of Contact plate 51 with contact surface plate 52, is contacted with contact surface plate 52 by lever principle compressing Contact plate 51 bottom surface during startup, starting switch closes, and starts working. This utility model simple in construction, easy to operate, work efficiency is high, is applicable to various model needle tubing (diameter >=8mm).

Embodiment 5

A kind of syringe needle chopper, is made up of handle of a knife 61, bearing base 621, handle of a knife bearing 622, cam 631, rotating shaft 632, knife rest reset tension spring 64, steady pin 65, knife rest 661, knife rest bearing 662, tool rest 67, block 68 and blade 69, cam 631 has square hole and fixed pin holes, wherein handle of a knife 61 is fixed on bearing base 621 through handle of a knife bearing 622, handle of a knife 61 front end is square shaft, square shaft is fixed in cam 631 square shaft hole, cam 631, rotating shaft 632 and knife rest 661 are attached by steady pin 65, knife rest reset tension spring 64 is connected to nearly cam 631 end of rotating shaft 632, knife rest 661 is provided with insert pocket, after in blade 69 mounting tool post 661 top cutter draw-in groove, two knife rest bearings 662 are respectively arranged in knife rest 661 two ends, tool rest 67 is provided with single-open profile shaft and holds slide rail, facilitate knife rest bearing 662 slide anteroposterior in slide rail, block 68 is fixed on knife rest 67 remote rotating shaft end, block 68 is provided with V-groove.

In use, band syringe needle flexible pipe is placed on 68 between V-groove and blade 69, presses down on handle of a knife, can achieve the goal. Handle of a knife bearing 622 and knife rest bearing 662 can effectively alleviate handle of a knife rotary resistance, convenient use, on block 68, V-groove coordinates with blade 69 and can cut off band syringe needle flexible pipe efficiently, after hose cutting-off, can hand-reset handle of a knife 61, it is also possible to decontrol handle of a knife 61 and driven handle of a knife 61 to set back by reset tension spring 64.

Of the present utility model ultimate principle, principal character and of the present utility model advantage have more than been shown and described. Skilled person will appreciate that of the industry; this utility model is not restricted to the described embodiments; described in above-described embodiment and description is that principle of the present utility model is described; under the premise without departing from this utility model spirit and scope, this utility model also has various changes and modifications, and these changes and improvements both fall within the scope of claimed this utility model. This utility model claims scope and is defined by appending claims and equivalent thereof.

Claims (4)

1. for a syringe needle touching device for needle removing device, including Contact plate, contact surface plate, cover plate, back-moving spring and starting switch;

Wherein contact surface plate is respectively equipped with hole, location, back-moving spring hole, contact surface plate syringe needle via, spacing hole and starting switch placing trough by front end to tail end, it is perpendicular to bottom contact surface plate and is extended with syringe needle slide rail to the spring eye left and right sides, contact surface plate two bottom sides is respectively provided with three back-offs, for being fixed on upper casing;

Contact plate front end is provided with locating fastener, and middle part is provided with Contact plate syringe needle via, is provided with thereafter limited post; The diameter of syringe needle via is slightly larger than the diameter of syringe needle, less than the diameter of syringe;

Back-moving spring is positioned in back-moving spring hole, starting switch is positioned over starting switch placing trough, Contact plate upper limit post inserts after spacing hole by screw and is fixed slightly larger than the pad of spacing hole, still having free gap between Contact plate and contact surface plate after fixing, cover plate is screwed on contact surface plate.

2. a needle removing device, touches device including the syringe needle for needle removing device described in claim 1.

3. a kind of needle removing device according to claim 2, it is characterized in that, described needle removing device also includes actuating unit, described actuating unit by motor, driving gear, two engagement gear wheels, two pinion mates, two jig arm, two camshafts, two fixing axles of gear, one form with the bearing of angle, a syringe needle touching device and a hose chute; Two of which engagement gear wheel, two pinion mates, two jig arm, two camshafts, two fixing axles of gear are that specular is arranged;

Jig arm is formed by touching pawl, eccentric wheel case, sliding axle, sliding shaft sleeve, limit shaft and connection axle, and jig arm front end is for touching pawl and connecting axle, and centre is eccentric wheel case, sliding axle and sliding shaft sleeve; Sliding axle one end is stretched in sliding shaft sleeve, and one end is inserted in limit shaft through hole, and eccentric wheel case is fixed on sliding shaft sleeve, and sliding shaft sleeve is fixedly connected with connection axle, and tactile pawl is fixed on connection axle;

Band angle bearing limited location axis hole, eccentric axis hole, gear fixed shaft hole, limit shaft is connected with bearing through spacing axis hole, and limit shaft can axial rotation in spacing axis hole; Camshaft one end is connected with bearing through eccentric wheel hole, and camshaft can axial rotation in eccentric axis hole; The camshaft other end is set in eccentric wheel case; The fixing axle of gear is connected through gear fixed shaft hole with bearing;

Shutdown switch is fixed on the fixing groove of shutdown switch of bearing, is positioned at below eccentric wheel case, and shutdown switch is connected with motor.

4. a kind of needle removing device according to claim 2, it is characterized in that, described needle removing device, it is characterized in that, also including syringe needle chopper, syringe needle chopper is made up of handle of a knife, bearing base, handle of a knife bearing, cam, rotating shaft, knife rest reset tension spring, steady pin, knife rest, knife rest bearing, tool rest, block and blade, cam has square hole and fixed pin holes, wherein handle of a knife is fixed on bearing base through handle of a knife bearing, handle of a knife front end is square shaft, square shaft is fixed in cam square shaft hole, cam, rotating shaft and knife rest are attached by steady pin, knife rest reset tension spring is connected to the nearly cam end of rotating shaft, knife rest is provided with insert pocket, after in blade mounting tool post top cutter draw-in groove, two knife rest bearings are respectively arranged in knife rest two ends, tool rest is provided with single-open profile shaft and holds slide rail, facilitate knife rest bearing slide anteroposterior in slide rail, block is fixed on knife rest remote rotating shaft end, block is provided with V-groove.