CN217988090U

CN217988090U - Portable insulin needle separator

Info

Publication number: CN217988090U
Application number: CN202220269848.4U
Authority: CN
Inventors: 熊爱路
Original assignee: Tongji Medical College of Huazhong University of Science and Technology
Current assignee: Tongji Medical College of Huazhong University of Science and Technology
Priority date: 2022-02-10
Filing date: 2022-02-10
Publication date: 2022-12-09
Anticipated expiration: 2032-02-10

Abstract

The utility model discloses a portable insulin syringe needle separator, which comprises a housing, two clamping devices and a driving device, wherein the housing is provided with an installation cavity, the two clamping devices comprise a first clamping device and a second clamping device which are arranged at relative intervals along the front and back directions, the second clamping device is provided with an insertion channel communicated to the outside of the housing along the front and back directions, the insertion channel is used for an insulin syringe to pass through so that the first clamping device clamps a syringe needle seat of the insulin syringe, the second clamping device clamps a barrel of the insulin syringe, at least the first clamping device is arranged in the installation cavity along the front and back axes rotation for driving the syringe needle seat and the barrel of the insulin syringe to rotate relatively so as to separate the syringe needle seat and the barrel; the driving device is used for driving the first clamping device to rotate. The first clamping device is driven to enable the needle head seat to be separated from the barrel body, the assembly and disassembly are convenient, the direct contact of fingers and the needle head seat is avoided, the fingers are prevented from being punctured by the needle head, and the infection risk is reduced.

Description

Portable insulin needle separator

Technical Field

The utility model relates to the field of medical equipment, in particular to portable insulin syringe needle separator.

Background

At present, when the nurse separates the needle of the insulin syringe clinically, the needle is easy to stick and injure, mainly because the insulin needle is thin and short, the existing sharp instrument box cannot be separated, a professional device is lacked, and the self-made instrument cannot be applicable to various insulin syringes, so that the practicability is poor, the needle cannot be timely treated, and the needle stick injury risk is easy to cause.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a portable insulin syringe needle separator aims at solving the unable separation of current sharp ware box, lacks professional device, and self-control instrument can not be applicable to various insulin syringe again, and the practicality is relatively poor, can not in time deal with, easily brings the problem of the wounded risk of acupuncture.

In order to achieve the above object, the utility model provides a business turn over storehouse heat radiation structure, include:

a housing formed with a mounting cavity;

the two clamping devices comprise a first clamping device and a second clamping device which are arranged at opposite intervals along the front and back directions, the second clamping device is provided with an insertion channel communicated to the outside of the shell along the front and back directions, the insertion channel is used for an insulin syringe to pass through so that the first clamping device clamps a needle head seat of the insulin syringe, and the second clamping device clamps a barrel body of the insulin syringe, wherein at least the first clamping device is rotatably arranged in the installation cavity along the front and back axes and is used for driving the needle head seat and the barrel body of the insulin syringe to relatively rotate so as to rotatably separate the needle head seat and the barrel body; and the number of the first and second groups,

and the driving device is used for driving the first clamping device to rotate.

Optionally, the clamping device comprises:

a mount, the clamping device comprising:

the mounting seat is fixedly mounted on the shell;

the clamping block is arranged on the mounting seat, comprises a clamping hole which is arranged in a penetrating manner along the front-back direction and a plurality of clamping blocks which are annularly arranged on the clamping Kong Zhouce, is movably arranged on the clamping seat along the radial direction of the clamping hole, and has a clamping state moving towards the center of the clamping hole and a separating state far away from the center of the clamping hole, and the clamping blocks protrude backwards out of the clamping seat; and the number of the first and second groups,

the rotating disc is arranged between the mounting seat and the clamping seat and is rotatably mounted on the mounting seat along a front-back axis, a spiral groove is further formed in one end, close to the clamping seat, of the rotating disc, the spiral groove is spirally wound in the clamping hole by taking the clamping hole as a center, the spiral groove is used for allowing the rear end of the clamping block to be slidably mounted, and the driving device drives the rotating disc to rotate;

the clamping hole of the second clamping device is communicated with the insertion channel.

Optionally, the rotating disc has a first rotating direction and a second rotating direction which are axial in the front-back direction and opposite in direction, the rotating disc rotates in the first rotating direction to enable the plurality of clamping blocks to be in a clamping state, and the rotating disc rotates in the second rotating direction to enable the plurality of clamping blocks to be in a separation state; the clamping device further comprises a mounting seat, a sun gear, a planet gear and an inner gear ring, the sun gear is fixedly connected with the rotating disc and is rotatably mounted on the mounting seat along the axial line in the front-back direction, the inner gear ring is fixedly connected with the clamping seat and is annularly arranged on the periphery of the sun gear, the planet gear is rotatably mounted between the inner gear ring and the sun gear and is meshed with the sun gear, so that when the sun gear rotates along the axial line in the front-back direction, the planet gear drives the inner gear ring and the clamping seat to rotate.

Optionally, the mounting seat is provided with a mounting hole penetrating in a front-back direction, the first clamping device further includes a transmission shaft, a first sleeve, and a limiting structure, the transmission shaft is sleeved in the mounting hole and fixedly connected with the sun gear, the first sleeve is sleeved on the transmission shaft and fixedly connected with the housing, and the limiting structure is arranged between the mounting seat and the first sleeve;

the limiting structure comprises a limiting rod, the first sleeve and the mounting seat are respectively provided with a first channel and a limiting groove along the front and back opposite sides, the limiting rod is slidably mounted in the first channel along the front and back direction, the limiting rod moves towards the limiting groove along the front and back direction to enable the limiting groove to be movably connected with the limiting groove in an inserting mode, and moves to the position-yielding state far away from the limiting groove along the front and back direction.

Optionally, one end of the limiting rod, which is close to the limiting groove, is provided with a guide side wall and a rotation stopping side wall which are opposite to each other, the limiting groove is provided with a first matching surface which is arranged corresponding to the guide side wall and a second matching surface which is arranged corresponding to the rotation stopping side wall, and the first matching surface, the guide side wall, the rotation stopping side wall and the second matching surface are sequentially arranged along the second rotation direction;

the first matching surface is obliquely arranged from the notch of the limiting groove to the position far away from the second matching surface along the depth direction of the notch, and the guide side wall is obliquely arranged corresponding to the first matching surface.

Optionally, the first channel is arranged in a through manner along the front-back direction, an internal thread is arranged in the first channel, the limiting structure further comprises a bolt and a spring, the bolt is arranged on one side, away from the mounting seat, of the first sleeve and fixedly connected with the internal thread of the first channel, and the spring is arranged between the bolt and the limiting rod respectively.

Optionally, the driving device includes a linkage shaft and a plurality of gears, the linkage shaft is rotatably mounted to the housing along a front-back axis and is spaced from the transmission shaft, the plurality of gears are respectively disposed on the transmission shaft and the linkage shaft, and the transmission shaft is engaged with the gears on the linkage shaft.

Optionally, the portable insulin needle separator as claimed in claim 4, wherein said driving device is drivingly connected to said driving shafts of said two holding devices respectively for driving said two rotating discs to rotate;

one clamping device is arranged in the shell in a sliding mode in the front-back direction, so that the two clamping devices are far away from each other when driving the needle head seat and the barrel to rotate relatively.

Optionally, the portable insulin needle separator further comprises a disinfecting and spraying device having an ejection face arranged towards the two holding devices.

Optionally, the lateral wall of casing is equipped with the intercommunication the through-hole of installation cavity, the through-hole is located two clamping device's below, portable insulin syringe needle separator still includes the receiver, the receiver opening up, and follow the degree of depth direction movable mounting of through-hole in the through-hole.

The technical scheme of the utility model among, pass the insulin syringe insert the passageway, two clamping device centre gripping is fixed respectively the syringe needle seat and the barrel of insulin syringe, the drive arrangement drive first clamping device rotates along the axis of fore-and-aft, the syringe needle seat with the barrel rotates relatively and keeps away from each other gradually, will finally the syringe needle seat is followed demolish on the barrel, easy operation, when avoiding bare-handed dismantlement syringe needle seat, the direct and syringe needle seat contact of finger leads to the finger to be stabbed by the syringe needle, reducible this scheme infection risk.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the portable insulin needle separator provided by the present invention;

FIG. 2 is an exploded view of the clamping device of FIG. 1;

fig. 3 is an exploded view of the position limiting structure of fig. 2.

The reference numbers indicate:

reference numerals	Name(s)	Reference numerals	Name (R)
				100	Portable insulin needle separator	216	Inner gear ring
1	Shell body	217	Transmission shaft
				11	Mounting cavity	218	First sleeve
12	Through hole	2181	First channel
				2	Clamping device	2182	Bolt
21	First clamping device	2183	Spring
				211	Mounting seat	219	Limiting rod
2111	Mounting hole	2191	Guide side wall
				2112	Limiting groove	2192	Rotation stopping side wall
2112a	First mating face	22	Second holding device
				2112b	Second mating face	23	Insertion channel
212	Clamping seat	3	Drive device
				2121	Clamping block	31	Linkage shaft
2122	Clamping hole	32	Gear wheel
				213	Rotating disc	4	Storage box
2131	Helical groove	200	Insulin syringe
				214	Sun wheel	201	Needle seat
215	Planet wheel	202	Barrel body

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

It should be noted that, if the present invention relates to a directional indication, the directional indication is only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture, and if the specific posture is changed, the directional indication is changed accordingly. For example, the embodiments of the present invention relate to the description of "left and right", "front and back".

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

At present, the syringe needle of the insulin syringe separated by a nurse clinically is mainly used for unscrewing an insulin pen by bare hands and throwing back a sharp instrument box, and the insulin syringe is thin and short, so that the syringe needle is easy to cause needle stick injury and iatrogenic infection after being taken down by bare hands.

In view of this, the utility model provides a portable insulin needle separator. Fig. 1 to 3 show an embodiment of the portable insulin needle separator provided by the present invention.

Referring to fig. 1, the portable insulin needle separator 100 includes a housing 1, two holding devices 2 and a driving device 3, the housing 1 is formed with an installation cavity 11, the two holding devices 2 include a first holding device 21 and a second holding device 22 which are oppositely arranged along a front-back direction at an interval, the second holding device 22 is penetrated with an insertion channel 23 communicated with the outside of the housing 1 along the front-back direction, the insertion channel 23 is used for the insulin syringe 200 to pass through, so that the first holding device 21 holds a needle seat 201 of the insulin syringe 200, the second holding device 22 holds a barrel 202 of the insulin syringe 200, wherein at least the first holding device 21 is rotatably installed in the installation cavity 11 along a front-back axis to drive the needle seat 201 and the barrel 202 of the insulin syringe 200 to relatively rotate, so as to rotatably separate the needle seat 201 and the barrel 202; the driving device 3 is used for driving the first clamping device 21 to rotate.

The technical scheme of the utility model among, pass insulin syringe 200 insert passageway 23, two clamping device 2 centre gripping respectively is fixed insulin syringe 200's syringe needle seat 201 and barrel 202, drive arrangement 3 drive first clamping device 21 rotates along the axis of fore-and-aft, syringe needle seat 201 with barrel 202 rotates relatively and keeps away from each other gradually, finally will syringe needle seat 201 is followed demolish on the barrel 202, easy operation, when avoiding bare-handed dismantlement syringe needle seat 201, the direct and syringe needle seat 201 contact of finger leads to the finger to be stabbed by the syringe needle, the reducible infection risk of this scheme.

Specifically, referring to fig. 2, the clamping device 2 includes a mounting seat 211, a clamping seat 212, and a rotating disc 213, wherein the mounting seat 211 is fixedly mounted on the housing 1; the clamping base 212 is disposed on the mounting base 211, and includes a clamping hole 2122 penetrating in a front-back direction and a plurality of clamping blocks 2121 annularly disposed on a peripheral side of the clamping hole 2122, the plurality of clamping blocks 2121 are movably mounted on the mounting base 211 in a radial direction of the clamping hole 2122, and have a clamping state moving toward a center of the clamping hole 2122 and a separated state away from the center of the clamping hole 2122, and the plurality of clamping blocks 2121 protrude backward from the clamping base 212 (i.e., protrude toward the rotary plate 213); the rotary disk 213 is disposed between the mounting seat 211 and the clamping seat 212, and is rotatably mounted on the mounting seat 211 along a front-back axis, a spiral groove 2131 is further disposed at one end of the rotary disk 213 close to the clamping seat 212, the spiral groove 2131 is spirally wound around the clamping hole 2122 with the clamping hole 2122 as a center, the spiral groove 2131 is used for slidably mounting a rear end of the clamping block 2121, the driving device 3 drives the rotary disk 213 to rotate, the clamping block 2121 slides along a spiral track of the spiral groove 2131, and the clamping seat 212 limits a rotational motion of the clamping block 2121, so that the clamping block 2121 can only move on the clamping seat 212 along a radial direction of the clamping hole 2122, thereby clamping the needle head seat 201 or the barrel 202, it should be noted that the clamping hole 2122 of the second clamping device 22 is communicated with the insertion channel 23, so as to facilitate the insulin syringe 200 to pass through the insertion channel 23 from outside the housing 1, and be respectively clamped by the two clamping devices 2.

For convenience of description, the rotary plate 213 has a first rotation direction and a second rotation direction which are opposite to each other and have an axis in the front-rear direction, the rotary plate 213 rotates in the first rotation direction to allow the plurality of the clamping blocks 2121 to be in the clamping state, and the rotary plate 213 rotates in the second rotation direction to allow the plurality of the clamping blocks 2121 to be in the separation state.

Further, the first holding device 21 further includes a mounting seat 211, a sun gear 214, a planet gear 215, and an inner gear ring 216, the sun gear 214 is fixedly connected to the rotating disc 213 and rotatably mounted on the mounting seat 211 along a front-back axis, the inner gear ring 216 is fixedly connected to the holding seat 212 and annularly disposed on the periphery of the sun gear 214, the planet gear 215 is rotatably mounted between the inner gear ring 216 and the sun gear 214 and is engaged with the sun gear 214, so that when the sun gear 214 rotates along the front-back axis, the planet gear 215 drives the inner gear ring 216 and the holding seat 212 to rotate. The working principle is as follows: the sun gear 214 rotates to drive the rotating disc 213 to rotate, the mounting seat 211 is fixed, the sun gear 214 transmits power to the inner gear ring 216 through the planet gear 215, the rotation direction of the inner gear ring 216 is opposite to that of the sun gear 214, that is, the rotation direction of the clamping seat 212 is opposite to that of the rotating disc 213, and due to the effect of the spiral groove 2131 on the clamping block 2121, the clamping block 2121 is driven to move along the center of the clamping hole 2122.

Referring to fig. 2, in the present application, after the holding block 2121 holds the needle head holder 201 or the barrel 202, the holding block 2121 cannot move continuously along the radial direction of the holding block 2121, and then the rotating disc 213 and the holding seat 212 do not rotate relatively, and further the sun gear 214 cannot drive the inner gear ring 216 to rotate through the planet gear 215, that is, the sun gear 214 and the holding seat 212 are locked, because the mounting seat 211 is fixedly connected to the housing 1, the sun gear 214 cannot rotate continuously, so that after the holding block 2121 is driven to hold the needle head holder 201 or the barrel 202 by the rotation of the rotating disc 213, the holding seat 212 is driven to rotate continuously along the front-back axis, so that the needle head holder 201 and the barrel 202 rotate relatively, in the present application, the fixed connection manner of the sun gear 214 and the housing 1 is separable, that under a certain acting force, the sun gear 214 can drive the mounting seat 211 to overcome the resistance of the housing 1 to the mounting seat 211, so that the sun gear 214, the housing 1, the holding seat 212, and the needle head holder 202 and the holding seat 202 rotate relatively.

After the needle head base 201 and the barrel 202 are separated, the holding block 2121 needs to be in a separated state, that is, when the sun gear 214 rotates along the second rotation direction, the mounting base 211 should be fixedly connected to the housing 1, so that the rotating disc 213 can rotate relative to the holding base 212, so that the holding block 2121 moves away from the holding block 2121, specifically, referring to fig. 2 and 3, the mounting base 211 is provided with a mounting hole 2111 penetrating along the front-back direction, the first holding device 21 further includes a transmission shaft 217, a first sleeve 218, and a limiting structure, the transmission shaft 217 is sleeved in the mounting hole 2111 and fixedly connected to the sun gear 214, the first sleeve 218 is sleeved on the transmission shaft 217 and fixedly connected to the housing 1, and the limiting structure is arranged between the mounting base 211 and the first sleeve 218, the principle of the clutch connection between the mounting seat 211 and the first sleeve 218 is that the first sleeve is fixedly connected with the housing 1, the first sleeve 218 hinders the rotation of the mounting seat 211 through the limiting structure, the driving device 3 drives the transmission shaft 217 to rotate, before the needle seat 201 or the barrel 202 is clamped, the mounting seat 211 cannot overcome the resistance of the limiting structure, and cannot rotate, after the needle seat 201 or the barrel 202 is clamped by the clamping block 2121, the transmission shaft 217 transmits torque to the mounting seat 211, the mounting seat 211 overcomes the resistance of the limiting structure, and rotates synchronously with the transmission shaft 217, so that the clamping seats 212 of the two clamping devices 2 rotate relatively, the needle seat 201 and the barrel 202 are separated, and after the separation, the transmission shaft 217 rotates along a second rotation direction, because the limiting structure is resistant to the mounting seat 211, the mounting seat 211 cannot rotate, the sun gear 214 can transmit power to the inner gear ring 216, and the rotating disc 213 can rotate relative to the clamping seat 212, so that the clamping blocks 2121 are in a separated state.

Specifically, referring to fig. 3, the limiting structure includes a limiting rod 219, the first sleeve 218 and the mounting seat 211 are respectively provided with a first channel 2181 and a limiting groove 2112 along the opposite sides in the front-back direction, the limiting rod 219 is slidably mounted in the first channel 2181 along the front-back direction, the limiting rod 219 has a limiting state moving towards the limiting groove 2112 along the front-back direction to insert and connect the limiting groove 2112, and a abdicating state moving away from the limiting groove 2112 along the front-back direction, and the structure is simple and the cost is reduced.

Further, referring to fig. 3, one end of the limiting rod 219, which is close to the limiting groove 2112, is provided with a guide side wall 2191 and a rotation stop side wall 2192 which are opposite to each other, the limiting groove 2112 is provided with a first matching surface a which is arranged corresponding to the guide side wall 2191 and a second matching surface b which is arranged corresponding to the rotation stop side wall 2192, and the first matching surface a, the guide side wall 2191, the rotation stop side wall 2192 and the second matching surface b are sequentially arranged in the second rotation direction; the first matching surface a is obliquely arranged from the notch of the limiting groove 2112 towards the direction away from the second matching surface b along the depth direction of the notch, and the guide side wall 2191 is obliquely arranged corresponding to the first matching surface a, so that the structure is simple. It should be noted that "the inclined setting" is not limited to a flat end surface, but also includes a curved surface, as long as it can make the clamping block 2121 clamp and fix the needle base 201 or before the barrel 202, the guide side wall 2191 can abut against the first fitting surface a to limit the rotation of the mounting seat 211, and after the clamping block 2121 clamp and fix the barrel 202 or the needle base 201, the first fitting surface a can abut against and push the guide side wall 2191, so that the limiting rod 219 slides out of the limiting groove 2112, which is within the protection scope of the present invention. For example, in one embodiment, one end of the limiting rod 219 close to the limiting groove 2112 is a 1/4 sphere, the arc surface of the sphere is a guiding sidewall 2191, an end surface of the sphere away from the arc surface is a rotation stopping sidewall 2192, a first matching surface a of the corresponding limiting groove 2112 is a concave curved surface, a second matching surface b is a flat end surface, and both end surfaces extend in the front-back direction (i.e., parallel to the axial direction of the transmission shaft 217).

Referring to fig. 3, in order to conveniently adjust the resistance that needs to be overcome when the limiting rod 219 slides out of the limiting groove 2112, the first passage 2181 is arranged in a penetrating manner in the front-back direction, an internal thread is arranged in the through hole 12, the limiting structure further comprises a bolt 2182 and a spring 2183, the bolt 2182 is arranged on one side, away from the mounting seat 211, of the first sleeve 218 and is fixedly connected with the internal thread of the through hole 12, the spring 2183 is respectively arranged between the bolt 2182 and the limiting rod 219, and the spring 2183 is compressed by the bolt 2182 to adjust the deformation amount of the spring 2183, so that the structure is simple.

Referring to fig. 1, in the present application, the driving device 3 includes a linkage shaft 31 and a plurality of gears 32, the linkage shaft 31 is rotatably installed on the housing 1 along a front-back axis and is spaced from the transmission shaft 217, the plurality of gears 32 are respectively disposed on the transmission shaft 217 and the linkage shaft 31, the transmission shaft 217 and the gears 32 on the linkage shaft 31 are engaged with each other, power is transmitted through the linkage shaft 31, and only by driving the linkage shaft 31 to rotate, the two clamping devices 2 can simultaneously work, and the structure is simple and the operation is convenient.

Further, said driving device 3 is respectively in transmission connection with said transmission shafts 217 of two said holding devices 2 to drive two said rotating discs 213 to rotate, it should be noted that, when said holding blocks 2121 of two said holding devices 2 are in the holding state, two said holding seats 212 should be relatively rotated so as to separate said needle holder 201 from said barrel 202; when the needle base 201 and the barrel 202 rotate relatively and separate, at least one of the clamping bases 212 should be movably arranged in the forward and backward directions, specifically in the present application, one of the clamping devices 2 is slidably arranged in the forward and backward directions in the housing 1 so as to be away from each other when the two clamping devices 2 drive the needle base 201 and the barrel 202 to rotate relatively, in this embodiment, the second clamping device is slidably arranged in the forward and backward directions in the housing 1.

In addition, in the present application, the portable insulin needle separator 100 further comprises a sterilization and spray device (not shown in the drawings) having a spray surface disposed toward the two holding devices 2 for sterilization and disinfection.

Referring to fig. 1, after separating the needle holder 201 from the barrel 202, in order to facilitate collection of the needle holder 201, the sidewall of the housing 1 is provided with through holes 12 communicating with the mounting cavity 11, the through holes 12 are located below the two clamping devices 2, the portable insulin needle separator 100 further includes a storage box 4, and the storage box 4 has an upward opening and is movably mounted in the through holes 12 along the depth direction of the through holes 12. After the needle seat 201 and the barrel 202 are separated, the clamping block 2121 is in a separated state and is taken out of the barrel 202, the needle seat 201 drops into the storage box 4, and when the needle seat 201 needs to be discarded and recovered, the storage box 4 is taken out for centralized processing, so that the needle seat is simple to operate and has higher practicability.

The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims

1. A portable insulin needle separator, comprising:

a housing formed with a mounting cavity;

the two clamping devices comprise a first clamping device and a second clamping device which are arranged at opposite intervals along the front-back direction, the second clamping device is provided with an insertion channel communicated to the outside of the shell along the front-back direction, the insertion channel is used for an insulin syringe to pass through so that the first clamping device clamps a needle head seat of the insulin syringe, and the second clamping device clamps a barrel body of the insulin syringe, wherein at least the first clamping device is rotatably arranged in the mounting cavity along the front-back axis and is used for driving the needle head seat and the barrel body of the insulin syringe to relatively rotate so as to rotatably separate the needle head seat and the barrel body; and the number of the first and second groups,

and the driving device is used for driving the first clamping device to rotate.

2. The portable insulin needle separator as claimed in claim 1, wherein said holding means comprises:

the mounting seat is fixedly mounted on the shell;

the clamping seat is arranged on the mounting seat, comprises a clamping hole which is arranged in a penetrating manner along the front-back direction and a plurality of clamping blocks which are annularly arranged on the clamping Kong Zhouce, is movably arranged on the clamping seat along the radial direction of the clamping hole, and has a clamping state moving towards the center of the clamping hole and a separation state far away from the center of the clamping hole, and the plurality of clamping blocks are arranged by protruding the clamping seat backwards; and the number of the first and second groups,

3. The portable insulin needle separator as claimed in claim 2, wherein said rotary disk has a first rotation direction and a second rotation direction which are axial in the front-rear direction and opposite in direction, said rotary disk being rotated in the first rotation direction so that a plurality of said holding pieces are in a held state, said rotary disk being rotated in the second rotation direction so that a plurality of said holding pieces are in a separated state; the clamping device further comprises a mounting seat, a sun gear, a planet gear and an inner gear ring, the sun gear is fixedly connected with the rotating disc and is rotatably mounted on the mounting seat along the axial line in the front-back direction, the inner gear ring is fixedly connected with the clamping seat and is annularly arranged on the periphery of the sun gear, the planet gear is rotatably mounted between the inner gear ring and the sun gear and is meshed with the sun gear, so that when the sun gear rotates along the axial line in the front-back direction, the planet gear drives the inner gear ring and the clamping seat to rotate.

4. The portable insulin needle separator as claimed in claim 3, wherein the mounting seat is provided with a mounting hole penetrating in the front-rear direction, the first clamping device further comprises a transmission shaft, a first sleeve and a limiting structure, the transmission shaft is sleeved in the mounting hole and fixedly connected with the sun gear, the first sleeve is sleeved on the transmission shaft and fixedly connected with the housing, and the limiting structure is arranged between the mounting seat and the first sleeve;

5. The portable insulin needle separator as claimed in claim 4, wherein the end of said stop lever near the stop groove has opposite guide side wall and rotation stop side wall, said stop groove has a first mating surface corresponding to said guide side wall and a second mating surface corresponding to said rotation stop side wall, said first mating surface, said guide side wall, said rotation stop side wall, said second mating surface are arranged in sequence along said second rotation direction;

6. The portable insulin needle separator as claimed in claim 5, wherein the first channel is provided with a through hole along the front-back direction, an internal thread is provided in the first channel, the limiting structure further comprises a bolt and a spring, the bolt is provided on one side of the first sleeve facing away from the mounting seat and is fixedly connected with the internal thread of the first channel, and the spring is respectively provided between the bolt and the limiting rod.

7. The portable insulin needle separator as recited in claim 5, wherein said driving device comprises a linkage shaft and a plurality of gears, said linkage shaft is rotatably mounted to said housing along a front-to-back axis and spaced from said driving shaft, said plurality of gears are respectively disposed on said driving shaft and said linkage shaft, and said driving shaft is engaged with said gears on said linkage shaft.

8. The portable insulin needle separator as claimed in claim 4, wherein said driving means are drivingly connected to said driving shafts of said two holding means, respectively, for driving said two rotating discs to rotate;

9. The portable insulin needle separator as claimed in claim 2, further comprising a disinfecting spray device having a spray face disposed toward both of said holding devices.

10. The portable insulin needle separator as claimed in claim 1, wherein the side wall of the housing is provided with a through hole communicating with the mounting cavity, the through hole is located below the two clamping devices, the portable insulin needle separator further comprises a storage box, the opening of the storage box faces upwards, and the storage box is movably mounted in the through hole along the depth direction of the through hole.