阅读说明：本技术 一种心血管内科用药物粉碎装置 (Medicine reducing mechanism for cardiovascular internal medicine ) 是由 宁燕 张博文 于 2021-09-11 设计创作，主要内容包括：本发明公开了一种心血管内科用药物粉碎装置,包括底座、位于底座内的直流电机和位于底座上方的粉碎筒,所述粉碎筒内设有上层粉碎刀和中层粉碎刀,所述底座内设有用于使直流电机往复升降的往复升降组,所述粉碎筒与底座转动连接并与直流电机动力连接,所述粉碎筒的底壁向上凸起形成空心筒,所述空心筒上固定有固定架,所述中层粉碎刀与固定架转动连接,所述直流电机动力连接有主轴,所述主轴穿过空心筒后向上延伸并与上层粉碎刀固定连接,所述上层粉碎刀与中层粉碎刀之间铰接有十字刀,通过往复升降组带动上层粉碎刀往复升降粉碎的同时,十字刀和中层粉碎刀会摆动切割药物,这样利于全方位粉碎药物。(The invention discloses a cardiovascular medicine crushing device, which comprises a base, a direct current motor and a crushing barrel, wherein the direct current motor is positioned in the base, the crushing barrel is positioned above the base, an upper crushing knife and a middle crushing knife are arranged in the crushing barrel, a reciprocating lifting group for enabling the direct current motor to reciprocate is arranged in the base, the crushing barrel is rotatably connected with the base and is in power connection with a direct current motor, the bottom wall of the crushing barrel protrudes upwards to form a hollow barrel, a fixing frame is fixed on the hollow barrel, the middle crushing knife is rotatably connected with the fixing frame, the direct current motor is in power connection with a main shaft, the main shaft penetrates through the hollow barrel and extends upwards and is fixedly connected with the upper crushing knife, a cross knife is hinged between the upper crushing knife and the middle crushing knife, the reciprocating lifting group drives the upper crushing knife to reciprocate, the upper crushing knife goes up and down to crush medicine, and the cross knife and the middle crushing knife can swing to cut the medicine, thus being beneficial to crushing the medicine in all directions.)

1. The utility model provides a medicine pulverizing device for cardiovascular internal medicine, includes the base, is located the DC motor of base and is located the crushing barrel of base top, be equipped with upper strata crushing sword and middle level crushing sword in the crushing barrel, a serial communication port, be equipped with the reciprocal lift group that is used for making the reciprocal lift of DC motor in the base, crushing barrel rotates with the base and is connected and with DC motor power connection, the diapire of crushing barrel makes progress the arch and forms hollow cylinder, be fixed with the mount on the hollow cylinder, middle level crushing sword rotates with the mount and is connected, DC motor power connection has the main shaft, the main shaft upwards extend after passing hollow cylinder and with upper strata crushing sword fixed connection, it has the cross sword to articulate between upper strata crushing sword and the middle level crushing sword.

2. The device for pulverizing drugs for cardiovascular department according to claim 1, wherein the upper layer pulverizing knife has an upper hinge seat fixed at the bottom, the middle layer pulverizing knife has a lower hinge seat fixed at the top, and the top and bottom of the cross knife are hinged with the upper hinge seat and the lower hinge seat respectively.

3. The apparatus for pulverizing medicine for cardiovascular department according to claim 1, wherein said upper pulverizing blade is disposed horizontally, said middle pulverizing blade is disposed horizontally when the DC motor and the main shaft are not lifted, and said middle pulverizing blade is disposed obliquely when the DC motor and the main shaft are lifted.

4. The apparatus for pulverizing medicine for cardiovascular department according to claim 3, wherein said top cover has a positioning cylinder extending downward at the center of the bottom, the top of said main shaft is partially fitted into said positioning cylinder, said main shaft is vertically ascended and descended along said positioning cylinder.

5. The device for pulverizing drugs for cardiovascular department according to claim 1, wherein said reciprocating lifting group comprises a stepping motor, a lead screw, a left lead screw nut, a right lead screw nut, a left push rod and a right push rod, said stepping motor is fixed on the bottom wall of the base and is in transmission connection with the middle position of the lead screw, said left lead screw nut and said right lead screw nut are respectively in threaded connection with the left section and the right section of the lead screw, the bottoms of said left push rod and said right push rod are respectively in rotational connection with said left lead screw nut and said right lead screw nut, and the tops of said left push rod and said right push rod are respectively in rotational connection with the left side and the right side of the dc motor.

6. The apparatus for pulverizing cardiovascular medicine according to claim 5, wherein the left and right segments of the screw rod have opposite screw threads, a first synchronous pulley is fixed at the middle position of the screw rod, a second synchronous pulley is fixed at the output end of the stepping motor, and the first synchronous pulley and the second synchronous pulley are connected by a belt.

7. The device for pulverizing medication in cardiovascular department according to claim 5, wherein a DC motor holder is fixed on the DC motor, and the top of the left push rod and the top of the right push rod are respectively connected with two sides of the DC motor holder in a rotating manner.

8. The apparatus for pulverizing medicine for cardiovascular department according to claim 5, wherein said stepping motor and said DC motor are both alternately rotated in forward and reverse directions to cut the middle layer pulverizing knife downward.

9. The apparatus for pulverizing medicine for cardiovascular department according to claim 8, wherein said dc motor rotates the middle pulverizing cutter counterclockwise to cut down when said stepping motor lowers the main shaft.

10. The apparatus for pulverizing medicine for cardiovascular department according to claim 8, wherein said dc motor rotates the middle pulverizing knife clockwise to cut down when said stepping motor raises the main shaft.

Technical Field

The invention relates to the technical field of medical treatment, in particular to a medicine pulverizing device for cardiovascular internal medicine.

Background

From special cardiovascular disease patient's needs, cardiovascular internal medicine commonly uses medicine reducing mechanism to smash the medicine, ordinary medicine reducing mechanism generally adopts electronic structure, it includes the base, be located the direct current motor of base, be located the crushing barrel of base top, be located the top cap of crushing barrel top and be located the crushing knife tackle of crushing barrel, crushing knife tackle and direct current motor power connection, top cap and crushing barrel surround and form crushing space, direct current motor drives the rotation of crushing knife tackle and smashes the medicine in order to smashing the space. In order to improve the crushing efficiency, the crushing blade group is often arranged into a plurality of layers of crushing blades, but even if the plurality of layers of crushing blades are arranged, the arrangement direction of the blades is mostly fixed, so that the medicine can not be cut in multiple directions, and the crushing efficiency is still not high.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a medicine crushing device for cardiovascular medicine.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a medicine pulverizing device for cardiovascular internal medicine, includes the base, is located the DC motor of base and the crushing barrel that is located the base top, be equipped with upper strata crushing sword and middle level crushing sword in the crushing barrel, be equipped with the reciprocal lift group that is used for making the reciprocal lift of DC motor in the base, crushing barrel rotates with the base and is connected and with DC motor power connection, the diapire of crushing barrel makes progress the arch and forms hollow cylinder, be fixed with the mount on the hollow cylinder, the middle level is smashed the sword and is rotated with the mount and is connected, DC motor power connection has the main shaft, the main shaft upwards extends and with upper strata crushing sword fixed connection after passing hollow cylinder, it has the cross sword to articulate between upper strata crushing sword and the middle level crushing sword.

Preferably, the upper crushing cutter bottom is fixed with an upper hinge seat, the top of middle crushing cutter is fixed with a lower hinge seat, the top and the bottom of cross sword are articulated with upper hinge seat and lower hinge seat respectively.

Preferably, the upper crushing knife is horizontally arranged, the middle crushing knife is horizontally arranged when the direct current motor and the main shaft are not lifted, and the middle crushing knife is obliquely arranged when the direct current motor and the main shaft are lifted.

Preferably, a positioning cylinder extending downwards is arranged at the center of the bottom of the top cover, the top of the main shaft is partially matched and connected in the positioning cylinder, and the main shaft ascends and descends along the positioning cylinder in the vertical direction.

Preferably, reciprocal lift group includes step motor, lead screw, left screw-nut, right screw-nut, left push rod and right push rod, step motor fixes and is connected at the base diapire and with the transmission of lead screw intermediate position, left side screw-nut, right screw-nut are threaded connection respectively about the lead screw two sections, the bottom of left push rod and right push rod rotates with left screw-nut, right screw-nut respectively to be connected, the top of left push rod and right push rod rotates respectively and connects the left and right sides at DC motor.

Preferably, the screw threads of the left section and the right section of the screw rod are opposite in rotating direction, a first synchronous belt wheel is fixed in the middle of the screw rod, a second synchronous belt wheel is fixed at the output end of the stepping motor, and the first synchronous belt wheel and the second synchronous belt wheel are in transmission connection through a belt.

Preferably, a direct current motor fixing seat is fixed on the direct current motor, and the tops of the left push rod and the right push rod are respectively connected with two sides of the direct current motor fixing seat in a rotating mode.

Preferably, the stepping motor and the direct current motor both rotate forwards and reversely alternately to enable the middle-layer crushing cutter to cut downwards.

Preferably, when the stepping motor lowers the main shaft, the dc motor rotates the middle layer crushing cutter counterclockwise to cut downward.

Preferably, when the stepping motor raises the main shaft, the dc motor rotates the middle layer crushing cutter clockwise to cut down.

By adopting the technical scheme, the cross-shaped knife is hinged between the upper-layer crushing knife and the middle-layer crushing knife, the reciprocating lifting group drives the upper-layer crushing knife to reciprocate and lift for crushing, and meanwhile, the cross-shaped knife and the middle-layer crushing knife can swing to cut medicines, so that the medicine can be crushed in all directions, and the crushing effect is better.

Drawings

FIG. 1 is a schematic structural diagram of a spindle not lifted in the embodiment of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic view of the configuration of the grinding drum and reciprocating lift group of FIG. 2;

FIG. 4 is a cross-sectional view of the grinding cylinder of FIG. 3;

FIG. 5 is a schematic view showing an external structure of the pulverizing cylinder of FIG. 4;

FIG. 6 is a schematic view showing the internal structure of the milling drum of FIG. 4;

FIG. 7 is a schematic view of the spindle ascending configuration according to an embodiment of the present invention;

fig. 8 is a schematic view of the structure of the main shaft descending in the embodiment of the invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

As shown in fig. 1 to 8, the pulverizing apparatus for cardiovascular medicine of the present embodiment includes a base 1, a dc motor 2 located in the base 1, a pulverizing barrel 3 located above the base 1, a top cover 4 located above the pulverizing barrel 3, and a pulverizing knife set located in the pulverizing barrel 3, a pulverizing space for containing medicine is formed between the top cover 4 and the pulverizing barrel 3, the pulverizing knife set is in power connection with the dc motor 2, the dc motor 2 drives the pulverizing knife set to rotate in the pulverizing space to pulverize medicine, the top of the base 1 extends upward to form a sound-proof shield 5, the top cover 4 is connected with the top of the sound-proof shield 5, the pulverizing barrel 3 is covered by the sound-proof shield 5 to form a sound-proof interlayer with the pulverizing barrel 3, the sound-proof interlayer is a sealing layer capable of effectively preventing pulverizing noise of the pulverizing knife set from being transmitted outward, so as to have a good noise reduction effect, and in order to further improve the noise reduction effect, the sound-damping interlayer may be evacuated to form a vacuum layer.

In this embodiment, in order to improve the crushing effect, the crushing cutter set is a multi-layer crushing cutter, which specifically includes an upper layer crushing cutter 6, a middle layer crushing cutter 7 and a lower layer crushing cutter 8, the upper layer crushing cutter 6 and the lower layer crushing cutter 8 are both horizontally arranged, the upper layer crushing cutter 6 is in power connection with a direct current motor 2, the middle layer crushing cutter 7 and the lower layer crushing cutter 8 are both connected with a crushing cylinder 3, the middle layer crushing cutter 7 is rotatably connected with the crushing cylinder 3, i.e. can rotate along with the crushing cylinder 3, the lower layer crushing cutter 8 is fixedly connected with the crushing cylinder 3, i.e. can not rotate along with the crushing cylinder 3, the middle layer crushing cutter 7 and the lower layer crushing cutter 8 are arranged in a staggered manner, the crushing cylinder 3 is rotatably connected with a base 1 and is in power connection with the direct current motor 2, and the rotation direction of the crushing cylinder 3 is opposite to the rotation direction of the upper layer crushing cutter 6, so that if the direct current motor 2, the upper crushing blade 6 rotates forward to crush the upper medicine, and the crushing cylinder 3, even the middle crushing blade 7 and the lower crushing blade 8 rotate backward to crush the middle and lower medicines, and the crushing effect is better than that of the prior art because the crushing blades are arranged in layers and the rotating directions are not consistent.

The base 1 is a closed base, the lower surface of the bottom wall of the crushing cylinder 3 is fixedly connected with a rotating seat 9, a turntable bearing 10 is arranged between the bottom of the rotating seat 9 and the top of the base 1, the crushing cylinder 3 is rotatably connected with the base 1 through the rotating seat 9 and the turntable bearing 10, the bottom wall of the crushing cylinder 3 protrudes upwards to form a hollow cylinder 11, a middle-layer crushing cutter 7 and a lower-layer crushing cutter 8 are respectively connected with the hollow cylinder 11 from top to bottom so as to rotate along with the crushing cylinder 3, a cutter holder of the middle-layer crushing cutter 7 and a cutter holder of the lower-layer crushing cutter 8 are fixedly connected with the hollow cylinder 11, the middle-layer crushing cutter 7 is rotatably connected with the cutter holder, the lower-layer crushing cutter 8 is fixedly connected with the cutter holder, a main shaft 12 is dynamically connected with a direct current motor 2, the main shaft 12 penetrates through the top of the base 1 and extends upwards after penetrating through the hollow cylinder 11 and is fixedly connected with an upper-layer crushing cutter 6, the upper-layer crushing cutter 6 is positioned right above the hollow cylinder 11, a sealing linear bearing 13 and a locking nut 14 are arranged between the top of the hollow cylinder 11 and the main shaft 12, a sliding sealing ring is sleeved in the locking nut 14, namely, the main shaft 12 is arranged in the hollow cylinder 11 through the sealing linear bearing 13 and the locking nut 14 and can rotate and slide relative to the hollow cylinder 11, a positioning cylinder 15 extending downwards is arranged at the center of the bottom of the top cover 4, the top of the main shaft 12 is matched and connected in the positioning cylinder 15, and the main shaft 12 can slide along the positioning cylinder 15 in the vertical direction to lift. An inner gear ring 16 is fixed on the inner wall of the rotating base 9, a central gear 17 and a planetary gear 18 are arranged in the rotating base 9, the rotating base 9 is substantially in a cover shape, the rotating base 9 covers the top of the base 1 and covers the central gear 17 and the planetary gear 18, the central gear 17 is fixed on the main shaft 12, the planetary gear 18 is rotatably arranged on a planetary gear carrier 19 on the top of the base 1, and the inner side of the planetary gear 18 is meshed with the outer side of the central gear 17 and is meshed with the inner gear ring 16. When the direct current motor 2 rotates forwards, the direct current motor 2 drives the main shaft 12 to rotate forwards, and at the moment, the main shaft 12 directly drives the upper-layer crushing cutter 6 to rotate forwards on one hand, and drives the rotating seat 9, the crushing barrel 3, the middle-layer crushing cutter 7 and the lower-layer crushing cutter 8 to rotate backwards sequentially through the central gear 17, the planetary gear 18 and the inner gear ring 16 on the other hand; when the direct current motor 2 rotates reversely, the direct current motor 2 drives the main shaft 12 to rotate reversely, and at this time, the main shaft 12 directly drives the upper crushing blade 6 to rotate reversely on one hand, and drives the rotating seat 9, the crushing cylinder 3, the middle crushing blade 7 and the lower crushing blade 8 to rotate forwardly sequentially through the central gear 17, the planetary gear 18 and the inner gear ring 16 on the other hand.

In this embodiment, in order to further improve the pulverizing effect, a reciprocating lifting group for reciprocating the dc motor 2 is disposed in the base 1, the reciprocating lifting group includes a stepping motor 20, a lead screw 21, a left lead screw nut 22, a right lead screw nut 23, a left push rod 24 and a right push rod 25, the stepping motor 20 is fixed on the bottom wall of the base 2 and is in transmission connection with the middle position of the lead screw 21, the lead screw 21 is rotatably connected in the base 1 and transversely disposed, the lead screw 21 has a left section and a right section with opposite thread turning directions, a first synchronous pulley 26 is fixed at the middle position of the lead screw 21, a second synchronous pulley 27 is fixed at the output end of the stepping motor 20, the first synchronous pulley 26 and the second synchronous pulley 27 are in transmission connection through a belt 28, the left lead screw nut 22 and the right lead screw nut 23 are respectively in the left section and the right section of the lead screw 21, the bottoms of the left push rod 24 and the right push rod 25 are respectively in transmission connection with the left lead screw nut 22, the right lead screw nut 22, the left push rod nut 25, The right screw rod nut 23 is rotatably connected, the tops of the left push rod 24 and the right push rod 25 are respectively rotatably connected with a direct current motor fixing seat 29 and are respectively connected to the left side and the right side of the direct current motor fixing seat 29, and the direct current motor 2 is fixed on the direct current motor fixing seat 29. When the stepping motor 20 rotates forwards and reversely alternately, the stepping motor 20 drives the left screw nut 22 and the right screw nut 23 to move oppositely or backwards through the first synchronous belt wheel 26, the second synchronous belt wheel 27, the belt 28 and the screw 21, and finally drives the direct current motor 2 to reciprocate through the left push rod 24 and the right push rod 25, and one of the benefits of the reciprocating lifting of the direct current motor 2 is that the reciprocating lifting type crushing of the upper crushing knife 6 is realized to meet the actual requirement that the medicine in the crushing space rolls up and down continuously.

Have cross sword 30 between upper crushing sword 6 and the middle level crushing sword 7 of smashing, it is specifically that upper crushing sword 6 bottom is fixed with articulated seat 31 on, the top of middle level crushing sword 7 is fixed with articulated seat 32 down, the top and the bottom of cross sword 30 are articulated with articulated seat 31 and articulated seat 32 down respectively on with, step motor 20 drives DC motor 2 like this and when the reciprocal lift of upper crushing sword 6, also can change the crushing angle of cross sword 30 and middle level crushing sword 7, cross sword 30 and middle level crushing sword 7 can the oscillating cutting medicine promptly, do benefit to all-round crushing medicine like this, crushing effect is more excellent, this is two of the benefit of the reciprocal lift of DC motor 2.

When the embodiment is used for crushing, the stepping motor 20 and the direct current motor 2 are both alternately rotated forwards and backwards, and the following conditions are met: specifically, when the dc motor 2, the main shaft 12, and the upper crushing blade 6 are lowered by the stepping motor 20, the middle crushing blade 7 rotates counterclockwise to cut downward, when the dc motor 2, the main shaft 12, and the upper crushing blade 6 are raised by the stepping motor 20, the middle crushing blade 7 rotates clockwise to cut downward, and the middle crushing blade 7 is stopped after reciprocating until a predetermined time.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.