CN219804528U

CN219804528U - Electric dispensing device

Info

Publication number: CN219804528U
Application number: CN202321014808.6U
Authority: CN
Inventors: 刘露
Original assignee: First Peoples Hospital of Nanning
Current assignee: First Peoples Hospital of Nanning
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-10-10
Anticipated expiration: 2033-04-28

Abstract

The utility model discloses an electric dispensing device, and relates to the technical field of medical appliances. The electric dispensing device comprises a liquid medicine mixer and a rotary shaking device, wherein the liquid medicine mixer is used for containing undissolved mixed powder liquid; the rotary shaking device comprises a base, a shaking block, a connecting rod, a crank connecting rod and a first motor; the upper surface of the base is vertically upwards provided with a first supporting rod, a second supporting rod and a third supporting rod, and the three supporting rods are distributed in a triangle shape; the upper surface border of shaking the piece is protruding upwards to form the standing groove, and this short side opposite side of shaking the piece all is provided with the pivot with the bottom surface, shakes the rotatable setting of pivot through both sides face and shakes the piece and be between first bracing piece and second bracing piece, and the liquid medicine blender demountable installation is in shaking the standing groove of piece. The electric medicine dispensing device can accelerate dissolution of medicine powder mixed liquid, reduces indirect pollution in the medicine dispensing process, and improves the working efficiency of nurses.

Description

Electric dispensing device

Technical Field

The utility model relates to the technical field of medical appliances, in particular to an electric dispensing device.

Background

Intravenous infusion in hospitals is a method of intravenous infusion of sterile liquids, electrolytic drugs, into the body using medical infusion devices. The operation method of preparing powder injection is that a proper amount of solvent is extracted by an injector and injected into a penicillin bottle, the penicillin bottle is gently shaken or placed on an oscillator to assist dissolution, after the penicillin bottle is completely dissolved, the required liquid medicine is extracted, and the penicillin bottle is injected into a basic bottle and is gently shaken uniformly, so that the transfusion medicine is formed.

From the above, since the present infusion and dispensing are performed manually, there are some drawbacks: on the one hand, the medical staff is easy to pollute the liquid medicine, for example, when touching the injector, germs on the hand of the medical staff can enter the liquid medicine due to poor sealing between the push rod and the syringe, and the infection of patients is caused. Moreover, the medicine liquid can be polluted in a dispensing environment with higher bacteria and dust content, the treatment effect is affected, serious adverse reactions of patients can be possibly caused, and particularly, some departments with toxic medicine preparation are particularly provided, for example, liquid preparation in oncology is mostly carried out manually, dispensing staff often have the phenomena of hand and foot paralysis, nausea and the like, and the health of the dispensing staff is threatened for a long time. On the other hand, the transfusion dispensing workload is huge, a large amount of nursing resources are occupied, the quality of nursing work is reduced, the preparation process is complex, the sterile operation requirement is high, the operation is troublesome, fatigue is easy to generate, dispensing errors are particularly easy to generate under the condition that patients are crowded, and doctor-patient disputes are caused.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an electric dispensing device which can accelerate the dissolution of mixed powder liquid, reduce indirect pollution in the dispensing process and improve the working efficiency of nurses.

In order to solve the technical problems, the utility model adopts the following technical scheme:

an electric dispensing device comprises a liquid medicine mixer and a rotary shaking device, wherein the liquid medicine mixer is used for containing undissolved mixed powder liquid; the rotary shaking device comprises a base, a shaking block, a connecting rod, a crank connecting rod and a first motor; the upper surface of the base is vertically upwards provided with a first supporting rod, a second supporting rod and a third supporting rod, and the three supporting rods are distributed in a triangular shape; the upper surface edge of the shaking block protrudes upwards to form a placing groove, the opposite sides of the short side of the shaking block and the bottom surface are respectively provided with a rotating shaft, the shaking block is rotatably arranged between the first supporting rod and the second supporting rod through the rotating shafts on the two side surfaces, and the liquid medicine mixer is detachably arranged in the placing groove of the shaking block; the first motor is arranged on the side surface of the third supporting rod, and an output shaft of the first motor points to one side of the shaking block; one end of the connecting rod is provided with a round hole, and the connecting rod is rotatably arranged in the rotating shaft on the bottom surface of the shaking block through the round hole; the crank connecting rod is arranged between the other end of the connecting rod and the output shaft of the first motor, one end of the crank connecting rod is fixedly connected with the output shaft of the first motor, and the other end of the crank connecting rod is rotatably connected with the connecting rod.

In some embodiments, the medical fluid mixer comprises a syringe and a handpiece; the injector comprises a needle cylinder and a push rod, wherein one end of the needle cylinder is connected with the needle head, and the other end of the needle cylinder is provided with a limit piece; one end of the push rod is provided with a pressing sheet, and the other end of the push rod is provided with a piston which is in sliding connection with the inner wall of the needle cylinder; the handheld part comprises a mounting seat, the structure of the mounting seat is in a rectangular groove shape, a separation block is arranged in the middle of the rectangular groove shape, the mounting seat is separated into a push-pull part and a placement part by the separation block, semicircular grooves for placing the syringe needle cylinder are formed in the opposite side surfaces of the separation block and the placement part in a penetrating manner, and a first limit clamping groove for placing a needle cylinder limit piece is formed in the middle section of the separation block; the push-pull part of the mounting seat is internally provided with a poking block, the poking block can slide in the groove of the push-pull part in a controllable manner, and the poking block is used for pushing the push rod to push and pull in the needle cylinder.

In at least one embodiment, the handpiece further comprises a lead screw, a second motor, and a battery; the second motor and the battery are both arranged in the groove of the placement part, and the second motor and the battery are connected through a wire; the screw rod is arranged in the groove of the push-pull part, one end of the screw rod penetrates through the separation block to be connected with the output shaft of the second motor, and the other end of the screw rod is in butt joint with the side surface of the separation block opposite to the push-pull part; the poking block is a screw rod nut, the screw rod nut is of a rectangular structure, semicircular through holes are formed in the edges of two opposite sides of the rectangle in a communicated mode, second limiting clamping grooves are formed in the middle sections of the semicircular through holes, the pressing piece of the injector push rod is clamped in the second limiting clamping grooves, and the poking block is in threaded connection with the screw rod.

In at least one embodiment, the hand-held portion further includes a control button disposed on the circuit between the second motor and the battery.

In some embodiments, the rotary homogenizer further comprises a power cord electrically connected to the first motor and a switch disposed on a circuit between the first motor and the power cord.

Due to the adoption of the technical scheme, the utility model has the following beneficial effects:

according to the electric medicine dispensing device, the medicine liquid mixer is arranged on the rotary shaking device, when the first motor rotates, the crank connecting rod, the connecting rod and the shaking block can be driven to synchronously rotate, and as the shaking block is rotatably connected between the first supporting rod and the second supporting rod, the shaking block can shake reciprocally along a certain included angle, so that the medicine liquid mixer arranged in the placing groove of the shaking block is driven to shake medicine powder mixed liquid in the medicine liquid mixer, the indirect pollution caused by hands of medical staff contacting the injector is effectively reduced, meanwhile, the working intensity of medicine dispensing staff is also lightened, and the medicine dispensing efficiency is improved.

Drawings

One or more embodiments of the present utility model will now be described, by way of example only, with reference to the accompanying drawings, in which:

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is an exploded view of the embodiment of FIG. 1;

FIG. 3 is a schematic diagram of a rotary homogenizer according to an embodiment of the present utility model;

fig. 4 is a schematic structural view of a medical fluid mixer according to an embodiment of the present utility model.

The reference numerals in the figures are: 1. a base; 11. a first support bar; 12. a second support bar; 13. a third support bar; 2. shaking up the blocks; 21. a placement groove; 22. a rotating shaft; 23. restraining straps; 3. a connecting rod; 31. a round hole; 4. a crank connecting rod; 5. a first motor; 6. a syringe; 61. a needle cylinder; 62. a push rod; 63. a needle; 64. a limiting piece; 65. tabletting; 66. a piston; 7. a hand-held part; 71. a mounting base; 711. a separation block; 7111. the first limit clamping groove; 712. a push-pull part; 713. a placement unit; 714. a semicircular groove; 715. a shifting block; 7151. a semicircular through hole; 7152. the second limit clamping groove; 72. a screw rod; 73. a second motor; 74. a battery; 75. a cover plate; 76. placing a plate; 77. a control button; 8. a power line; 9. a switch; 10. and a sucking disc.

Detailed Description

The utility model will be described in detail hereinafter with reference to exemplary embodiments in the accompanying drawings. It should be understood, however, that this utility model may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. These embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the utility model to those skilled in the art.

Terms of orientation such as up, down, left, right, front, rear, front, back, top, bottom, etc. mentioned or possible to be mentioned in the present specification are defined with respect to the configurations shown in the drawings, which are relative concepts, and thus may be changed according to different positions and different use states thereof. These and other directional terms should not be construed as limiting terms. Furthermore, the terms "first," "second," "third," and the like are used for descriptive and distinguishing purposes only and are not to be construed as indicating or implying a relative importance of the corresponding components.

As shown in fig. 1 to 2, the electric dispensing device according to the embodiment of the utility model includes a liquid medicine mixer and a rotary shaking device, wherein the liquid medicine mixer is used for containing undissolved mixed powder liquid.

Referring to fig. 3, the rotary shaking-up device includes a base 1, a shaking-up block 2, a connecting rod 3, a crank connecting rod 4, a first motor 5, a power line 8, and a switch 9.

Specifically, the upper surface of the base 1 is vertically provided with a first supporting rod 11, a second supporting rod 12 and a third supporting rod 13, and the three supporting rods are distributed in a triangle shape. The upper surface edge of the shaking block 2 protrudes upwards to form a placing groove 21, and the liquid medicine mixer is detachably arranged in the placing groove 21 of the shaking block 2. The side surfaces and the bottom surfaces of the shaking block 2, which are opposite to the short sides, are respectively provided with a rotating shaft 22, and the shaking block 2 is rotatably arranged between the first supporting rod 11 and the second supporting rod 12 through the rotating shafts 22 on the two side surfaces. The first motor 5 is mounted on the side of the third support bar 13, and the output shaft of the first motor 5 is directed to one side of the shaking block 2. The power line 8 is electrically connected with the first motor 5, and the switch 9 is arranged on a circuit between the first motor 5 and the power line 8. A round hole 31 is formed at one end of the connecting rod 3, and the connecting rod 3 is rotatably arranged in the rotating shaft 22 at the bottom surface of the shaking block 2 through the round hole 31. The crank connecting rod 4 is arranged between one end of the connecting rod 3, which is not provided with the round hole 31, and the output shaft of the first motor 5, one end of the crank connecting rod 4 is fixedly connected with the output shaft of the first motor 5, the other end of the crank connecting rod 4 is rotatably connected with one end of the connecting rod 3, which is not provided with the round hole 31, and in the embodiment, the crank connecting rod 4 is a square plate with an inner included angle of 120 degrees. When the first motor 5 rotates, the crank connecting rod 4 drives the connecting rod 3 to rotate simultaneously, and as one end of the connecting rod 3 provided with the round hole 31 is rotationally connected with the shaking block 2, and the shaking block 2 is rotationally arranged between the first supporting rod 11 and the second supporting rod 12, when the crank connecting rod 4 rotates with the connecting rod 3, the shape of the movement track of the crank connecting rod 4 is conical, so that the shaking block 2 connected with the connecting rod 3 can shake reciprocally along a certain included angle.

Referring to fig. 4, the medical fluid mixer includes a syringe 6 and a hand-held portion 7. The injector 6 includes a syringe 61 and a plunger 62 for containing undissolved powder mixture. One end of the needle cylinder 61 is connected with the needle 63, and the other end is provided with a limit plate 64. One end of the push rod 62 is provided with a pressing piece 65, and the other end is provided with a piston 66, and the piston 66 is in sliding connection with the inner wall of the needle cylinder 61. The hand-held part 7 includes a mounting base 71, a screw 72, a second motor 73, a control button 77, and a battery 74. Specifically, the mounting seat 71 has a rectangular groove shape, a separation block 711 is disposed in the middle of the rectangular groove shape, the separation block 711 separates the mounting seat 71 into a push-pull portion 712 and a placement portion 713, a semicircular groove 714 for placing the syringe 6 and the syringe 61 is formed in the opposite side surfaces of the separation block 711 and the placement portion 713, and a first limiting clamping groove 7111 for placing the syringe 61 and the limiting piece 64 is formed in the middle section of the separation block 711. A shifting block 715 is arranged in a groove of the push-pull part 712 of the mounting seat 71, the shifting block 715 can controllably slide in the groove of the push-pull part 712, and the shifting block 715 is used for shifting the push rod 62 to push and pull in the needle cylinder 61. In this embodiment, the dial block 715 is a screw-nut, the screw-nut is in a rectangular structure, the edges of two opposite sides of the rectangle are communicated and provided with semicircular through holes 7151, the middle section of the semicircular through holes 7151 is provided with a second limiting clamping groove 7152, and the pressing piece 65 of the push rod 62 of the injector 6 is clamped in the second limiting clamping groove 7152. The second motor 73 and the battery 74 are both installed in the groove of the placement portion 713, and the second motor 73 and the battery 74 are electrically connected by a wire. A control button 77 is provided on the circuit between the second motor 73 and the battery 74. The screw 72 is disposed in a groove of the push-pull portion 712, and one end thereof passes through the partition block 711 and is connected to an output shaft of the second motor 73, and the other end thereof abuts against a side surface of the partition block 711 opposite to the push-pull portion 712. Further, the dial block 715 is in threaded connection with the screw rod 72, so that when the control button 77 is started, the second motor 73 rotates and simultaneously enables the screw rod 72 to drive the dial block 715 to push and pull along with the rotation of the screw rod 72, so that the dial block 715 is driven to do push and pull reciprocating motion in the groove of the push-pull portion 712. Meanwhile, in order to protect the hands of the dispensing personnel during use, a cover plate 75 is provided on the opening of the push-pull portion 712.

In order to prevent liquid or dust from entering the placement portion 713 of the mounting seat 71 to affect the circuit thereof, the placement portion 713 is provided with a placement plate 76, the middle of the placement plate 76 is recessed inward to form an omega-shaped groove 761, the placement plate 76 covers the semicircular groove 714 of the opening of the placement portion 713, and the syringe 6 cylinder 61 is clamped in the groove 761 of the placement plate 76.

Meanwhile, in order to avoid vibration of the base 1 and a placed table top during working of the rotary shaking device, three suckers 10 are arranged on the lower surface of the base 1 of the rotary shaking device, the three suckers 10 are respectively arranged below the first supporting rod 11, the second supporting rod 12 and the third supporting rod 13, and the device can be fixed on the placed table top through the arrangement of the suckers 10.

In addition, in order to fix the medicine liquid mixer on the rotary shaking-up device, the side face of the shaking-up block 2 is provided with a restraining belt 23, and by this arrangement, the risk of falling off from the shaking-up block 2 when shaking-up the medicine powder mixture is reduced.

The application principle of the utility model is as follows:

when extracting the medicine liquid, the hand-held part 7 is taken down from the shaking block 2 of the rotary shaking device, the syringe 6 is clamped in the groove 761 of the placing plate 76 of the placing part 713, the limiting piece 64 of the syringe 61 is clamped in the first limiting clamping groove 7111, the pressing piece 65 of the push rod 62 is clamped in the second limiting clamping groove 7152 of the shifting block 715, then the needle 63 of the syringe 6 is inserted into the infusion bottle, then the control button 77 on the hand-held part 7 is manually pressed, so that the shifting block 715 drives the push rod 62 of the syringe 6 to draw the medicine liquid, then the syringe 6 is pulled out, and then the syringe 6 is inserted into the powder bottle, at this time, the control button 77 is pressed, so that the push rod 62 of the syringe 6 is driven by the shifting block 715 to push the syringe 61, thus obtaining the medicine powder mixed liquid after incomplete dissolution, and then the push rod 62 of the syringe 6 is driven by the shifting block to draw back into the syringe 61 of the syringe 6 after incomplete dissolution in the infusion bottle.

When the rotary shaking device is used, the hand-held part 7 is placed in the placing groove 21 of the shaking block 2, the hand-held part 7 is fixed on the shaking block 2 through the restraint belt 23, the switch 9 is pressed, the first motor 5 is started, when the first motor 5 rotates, the crank connecting rod 4 drives the connecting rod 3 to rotate simultaneously, and when the crank connecting rod 4 rotates with the connecting rod 3, the shape of the motion track of the crank connecting rod 4 is conical, so that the shaking block 2 connected with the connecting rod 3 shakes reciprocally along a certain included angle, and the liquid medicine mixer arranged in the placing groove 21 of the shaking block 2 is driven to shake the powder mixed liquid in the shaking liquid medicine mixer.

It should be understood that all of the above embodiments are exemplary and not limiting, and that various modifications or variations to the specific embodiments described above will be within the scope of the utility model as contemplated by those skilled in the art.

Claims

1. An electric dispensing device, characterized in that: the device comprises a liquid medicine mixer and a rotary shaking device, wherein the liquid medicine mixer is used for containing undissolved mixed powder liquid; the rotary shaking device comprises a base (1), a shaking block (2), a connecting rod (3), a crank connecting rod (4) and a first motor (5); the upper surface of the base (1) is vertically upwards provided with a first supporting rod (11), a second supporting rod (12) and a third supporting rod (13), and the three supporting rods are distributed in a triangular shape; the upper surface edge of the shaking block (2) protrudes upwards to form a placing groove (21), the opposite sides of the short side of the shaking block (2) and the bottom surface are both provided with rotating shafts (22), the shaking block (2) is rotatably arranged between the first supporting rod (11) and the second supporting rod (12) through the rotating shafts (22) on the two sides, and the liquid medicine mixer is detachably arranged in the placing groove (21) of the shaking block (2); the first motor (5) is arranged on the side face of the third supporting rod (13), and an output shaft of the first motor (5) points to one side of the shaking block (2); a round hole (31) is formed in one end of the connecting rod (3), and the connecting rod (3) is rotatably arranged in the rotating shaft (22) on the bottom surface of the shaking block (2) through the round hole (31); the crank connecting rod (4) is arranged between the other end of the connecting rod (3) and the output shaft of the first motor (5), one end of the crank connecting rod (4) is fixedly connected with the output shaft of the first motor (5), and the other end of the crank connecting rod (4) is rotatably connected with the connecting rod (3).

2. The electric dispensing device of claim 1, wherein: the liquid medicine mixer comprises a syringe (6) and a hand-held part (7); the injector (6) comprises a needle cylinder (61) and a push rod (62), one end of the needle cylinder (61) is connected with a needle head (63), and the other end of the needle cylinder is provided with a limit sheet (64); one end of the push rod (62) is provided with a pressing sheet (65), the other end is provided with a piston (66), and the piston (66) is in sliding connection with the inner wall of the needle cylinder (61); the handheld part (7) comprises a mounting seat (71), the structure of the mounting seat (71) is in a rectangular groove shape, a separation block (711) is arranged in the middle of the rectangular groove shape, the separation block (711) separates the mounting seat (71) into a push-pull part (712) and a placement part (713), semicircular grooves (714) for placing a syringe (6) needle cylinder (61) are formed in the opposite side surfaces of the separation block (711) and the placement part (713) in a penetrating manner, and a first limiting clamping groove (7111) for placing a limiting piece (64) of the needle cylinder (61) is formed in the middle section of the separation block (711); a shifting block (715) is arranged in a groove of the push-pull part (712) of the mounting seat (71), the shifting block (715) can controllably slide in the groove of the push-pull part (712), and the shifting block (715) is used for shifting the push rod (62) to push and pull in the needle cylinder (61).

3. The electric dispensing device of claim 2, wherein: the hand-held part (7) further comprises a screw rod (72), a second motor (73) and a battery (74); the second motor (73) and the battery (74) are both arranged in the groove of the placing part (713), and the second motor (73) and the battery (74) are connected through wires; the screw rod (72) is arranged in a groove of the push-pull part (712), one end of the screw rod passes through the separation block (711) to be connected with an output shaft of the second motor (73), and the other end of the screw rod is in abutting connection with the side surface of the separation block (711) opposite to the push-pull part (712); the poking block (715) is of a rectangular structure, semicircular through holes (7151) are formed in the edges of two opposite sides of the rectangle in a communicated mode, second limiting clamping grooves (7152) are formed in the middle section of each semicircular through hole (7151), a pressing piece (65) of a push rod (62) of the injector (6) is clamped in each second limiting clamping groove (7152), and the poking block (715) is in threaded connection with the screw rod (72).

4. An electric dispensing device according to claim 3, wherein: a cover plate (75) is arranged on the opening of the push-pull part (712).

5. An electric dispensing device according to claim 3, wherein: the placing part (713) of the mounting seat (71) is provided with a placing plate (76), the middle part of the placing plate (76) is inwards recessed to form an omega-shaped groove (761), the placing plate (76) covers the semicircular groove (714) of the opening of the placing part (713), and the syringe (6) needle cylinder (61) is clamped in the groove (761) of the placing plate (76).

6. An electro-dynamic dispensing device as claimed in claim 4 or claim 5, wherein: the hand-held part (7) further comprises a control button (77), and the control button (77) is arranged on a circuit between the second motor (73) and the battery (74).

7. The electric dispensing device of claim 1, wherein: the rotary shaking device further comprises a power line (8) and a switch (9), wherein the power line (8) is electrically connected with the first motor (5), and the switch (9) is arranged on a circuit between the first motor (5) and the power line (8).

8. The electric dispensing device of claim 1, wherein: the lower surface of the base (1) of the rotary shaking device is provided with three suckers (10), and the three suckers (10) are respectively arranged below the first supporting rod (11), the second supporting rod (12) and the third supporting rod (13).

9. The electric dispensing device of claim 1, wherein: the side of shaking block (2) of the rotary shaking device is provided with a restraint belt (23).