CN217886682U

CN217886682U - Medicine injection execution system

Info

Publication number: CN217886682U
Application number: CN202220250933.6U
Authority: CN
Inventors: 李正定; 王利娟; 张落义; 余海峰
Original assignee: Suzhou Deze Medical Equipment Co ltd
Current assignee: Suzhou Deze Medical Equipment Co ltd
Priority date: 2022-02-07
Filing date: 2022-02-07
Publication date: 2022-11-25
Anticipated expiration: 2032-02-07

Abstract

The utility model discloses a medicine injection execution system uses in medical equipment technical field, can not be fit for the syringe of multiple different specifications to existing equipment, the relatively poor problem of flexibility, and its technical scheme main points are: including casing, controlling means, syringe fixing device, final controlling element and alarm device, syringe fixing device is including setting up in the piston centre gripping subassembly and the cylinder centre gripping subassembly of casing, and piston centre gripping subassembly includes: the pushing block is arranged on the shell, the clamping plate is arranged on the side face of the pushing block, the guide sliding groove is arranged on the side face of the clamping plate, and the adjusting bolt is vertically arranged in the guide sliding groove; the pushing block is connected to the surface of the shell in a sliding mode, the bottom of the pushing block is connected with an executing device, and the middle of one end, away from the shell, of the pushing block is provided with an adjusting threaded hole matched with the adjusting bolt; the section of the clamping plate abutted against the piston rod is V-shaped; has the technical effects of high injection precision, suitability for injectors of various specifications and strong flexibility.

Description

Medicine injection execution system

Technical Field

The utility model relates to the technical field of medical equipment, more specifically say that it relates to a medicine injection execution system.

Background

The medicine injection actuator is also called a medicine injection pump, and the injection pump is composed of a stepping motor and a driver thereof, a screw rod, a bracket and the like, has a screw rod and a nut which move back and forth, and is also called a screw rod pump. The nut is connected with the piston of the injector, and the injector is used for containing liquid medicine, so that high-precision and stable non-pulsating liquid transmission is realized.

The syringe pump belongs to high accuracy instrument and equipment, needs remain stable in the use, and traditional syringe pump needs dedicated syringe anchor clamps centre gripping syringe just can work, and same anchor clamps can only the syringe of centre gripping fixed dimension, do not necessarily be fit for the syringe of multiple different specifications, and the flexibility is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a not enough to prior art exists, the utility model aims to provide a medicine injection actuating system, its advantage is that the injection precision is high, is fit for the syringe of multiple different specifications, and the flexibility is strong.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a medicine injection execution system comprises a shell, a control device, an injector fixing device and an alarm device, wherein the control device is arranged on the shell and used for configuring medicine injection parameters; the injector fixing device comprises a piston clamping assembly and a needle cylinder clamping assembly which are arranged on the shell; the piston clamping assembly includes: the clamping device comprises a push block arranged on the shell and a clamping plate connected with the push block, wherein a clamping gap for clamping a piston rod is formed between the clamping plate and the push block; an executing device for driving the push block to slide is arranged in the shell; the control device is electrically connected with the execution device and the alarm device respectively.

By adopting the technical scheme, the stability of the injector can be improved by adopting the piston clamping assembly and the needle cylinder clamping assembly; the piston clamping assembly is matched with the clamping plate and the pushing block, the width of a clamping gap between the clamping plate and the pushing block can be adjusted according to requirements, the end parts of piston rods of injectors of different models are adapted to be inserted and fixed, and the piston clamping assembly is simple in structure, easy to operate and good in flexibility; the control device is arranged to facilitate accurate adjustment and control of drug injection parameters; the actuating mechanism is connected with the push block and can push a piston rod of the injector to do reciprocating motion, so that medicine injection is realized, and the injection precision is high; the setting of alarm mechanism has improved the security performance of device, in time reminds operating personnel to look over when the circumstances such as stifled pipe take place.

Furthermore, the clamping plate is an L-shaped plate, a horizontal section of the clamping plate is provided with a guide sliding chute, a vertical section of the clamping plate is provided with a V-shaped open slot, and the length direction of the guide sliding chute is arranged along the sliding direction of the push block; and an adjusting bolt connected with the push block through the guide chute.

The beneficial effects are that: the V-shaped open slot can be used for inserting the push plate at the end part of the piston rod into the clamping gap, so that the installation is more convenient; the ejector pad slides in the length direction of direction spout to fix through adjusting bolt, realize the width adjustment in centre gripping clearance, easily operation.

Furthermore, the needle cylinder clamping assembly comprises a pressing block and a floating column arranged below the pressing block, the floating column is vertically and slidably connected to the shell, and one end, far away from the pressing block, of the floating column extends into the shell; and a thrust spring is sleeved on the outer side of the floating column, and two ends of the thrust spring are fixedly connected with the floating column and the shell respectively.

The beneficial effects are that: the pulling briquetting makes the briquetting deviate from the casing surface, the syringe is placed between briquetting and casing, loosen the briquetting, the briquetting contracts downwards under the effect of thrust spring and unsteady post, can press from both sides the cylinder part of syringe tightly, when the installation to the syringe of different section of thick bamboo footpaths is fixed, only need to pull the briquetting to suitable distance, it can realize pressing from both sides tight fixedly to loosen the briquetting after putting the syringe again, consequently, above-mentioned structure can be suitable for the not unidimensional, the clamp of the cylinder of the syringe of different models is tight, high durability and convenient operation, good flexibility.

Furthermore, the actuating device comprises a stepping motor arranged on the shell, a driver connected with a rotating shaft of the stepping motor and a lead screw arranged on the stepping motor, and the driver is connected with the bottom of the push block.

The beneficial effects are that: the driver controls the stepping motor to rotate, the stepping motor drives the screw rod to change the rotating motion into linear motion, and the screw rod drives the push block to push the piston rod of the injector to move so as to realize infusion.

Furthermore, the middle part of one side of the pressing block, which is close to the shell, is provided with a non-slip pad, and the non-slip pad is attached to the surface of the injector.

The beneficial effects are that: through setting up the slipmat, be favorable to improving the stability of syringe, prevent that the cylinder of syringe from taking place to slide in the medicine injection process, influence injection precision and effect, bring the potential safety hazard to the user.

Further, the control device comprises a control panel arranged on the surface of the shell and a controller arranged inside the shell, and the controller is electrically connected with the control panel.

The beneficial effects are that: the controller is arranged, so that an operator can accurately set and adjust the medicine injection parameters of the device and control the execution action of medicine injection; the control panel is electrically connected with the controller, so that an operator can conveniently and directly observe configuration parameters and working states of the device, the fool-proof effect is achieved, and the intelligence and the operability of the device can be improved.

Furthermore, alarm device is including setting up in the pressure sensor of ejector pad laminating piston rod one side, setting up in the alarm of casing and setting up in the speaker of casing, pressure sensor and controller signal of electricity connection, the alarm is connected with the controller electricity, the alarm is connected with the speaker electricity.

The beneficial effects are that: the pressure sensor is arranged on the push block, the pushing force of the push block on the piston rod can be monitored in real time, when pipe blockage occurs, the pushing force can be increased and exceeds a normal range, at the moment, the pressure sensor can transmit a monitoring signal to the controller, and the controller controls the alarm to give out an alarm sound; the loudspeaker is favorable for the alarm sound to be enlarged and reminds medical care personnel at a distance to timely check the fault condition.

Furthermore, an infusion tube clamp is vertically arranged at one end, far away from the push block, of the shell, and the section of the infusion tube clamp is U-shaped.

The beneficial effects are that: the syringe pump can be in the syringe one end of syringe when carrying out the medicine injection and connect the transfer line, carries the drainage to corresponding position with the medicine through the transfer line, and the setting of U-shaped infusion pipe card is favorable to the fixed of the transfer line of connection on the syringe pump, prevents that the transfer line from taking place to buckle, influences the smooth injection of medicine.

Furthermore, the power supply device comprises a power supply device detachably arranged on the shell and a type-c adapter arranged on one side of the shell close to the power supply device.

The beneficial effects are that: the detachable power supply device can provide a power source for the device in a state that the device is not plugged with a power supply, has good portability and is convenient to move; the type-c switching interface can charge for the device on the one hand, and on the other hand can connect external intelligent terminal equipment, improves the application scope of device.

Further, the control device also comprises a Bluetooth chip which is in electric signal connection with the controller (30).

The beneficial effects are that: the Bluetooth chip has the characteristics of low power consumption, high transmission speed, convenience in remote connection and the like, can realize wireless interconnection communication between the device and terminals such as a mobile phone and a tablet, and can realize remote control of instruments through terminal equipment such as the mobile phone and the tablet.

To sum up, the utility model discloses following beneficial effect has:

1. the utility model can clamp and fix the piston rod of the injector by arranging the piston clamping component, the arranged needle cylinder clamping component is convenient to clamp and fix the needle cylinder of the injector, the piston clamping component and the needle cylinder clamping component both adopt adjustable structures, the clamping and fixing of the injectors with different models and sizes can be realized, the fixing effect is good, and the flexibility is strong;

2. the utility model improves the intelligence and safety of the device by arranging the alarm device and the control device, and timely reminds the operator to check the abnormal injection of the medicine;

3. the utility model discloses a transfer line block slipmat isotructure has improved the medicine injection stability of device, prevents that the injection ware from taking place to slide or the transfer line takes place to buckle etc. and on-the-spot precision and the effect that influences the medicine injection in the medicine injection process, and the mode that actuating mechanism adopted the lead screw injection pump is favorable to improving the injection precision.

Drawings

Fig. 1 is a schematic view of the overall structure of a drug injection execution system of the present embodiment;

FIG. 2 is a left side view of the hidden syringe of FIG. 1 of the present embodiment;

fig. 3 is a schematic view of the internal structure of the drug injection execution system of the present embodiment;

fig. 4 is a flowchart of the operation of the alarm device of the present embodiment.

In the figure: 1. a housing; 2. an execution device; 3. a control device; 4. an alarm device; 5. a piston clamping assembly; 6. a syringe clamping assembly; 7. a push block; 8. a clamping plate; 9. a guide chute; 10. adjusting the bolt; 11. an injector; 12. a piston rod; 13. edge extension; 14. an arc-shaped groove; 15. a linear groove; 16. a horizontal plane; 17. a vertical plane; 18. briquetting; 19. a floating column; 20. a thrust spring; 21. a non-slip mat; 22. a stepping motor; 23. a driver; 24. a screw rod; 25. a transfusion pipe clamp; 26. a control panel; 27. a pressure sensor; 28. an alarm; 29. a speaker; 30. a controller; 31. a Bluetooth chip; 32. a power supply device; 33. type-c switching port.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and embodiments.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Example (b):

as shown in fig. 1-3, a drug injection execution system includes a housing 1, a control device 3, an injector fixing device and an alarm device 4 sequentially disposed on the housing 1.

The middle position of the surface of the shell 1 is provided with an injection channel along the length direction, when medicine injection is executed, the injector 11 is placed in the injection channel, the injection channel is divided into two parts, namely an arc-shaped groove 14 for placing a syringe part of the injector 11 and a linear groove 15 for placing a piston rod 12 part of the injector 11, the injection channels in the embodiment are two groups, and the two groups of injectors 11 can be placed at the same time for medicine injection.

The injector fixing device comprises a piston clamping component 5 and a syringe clamping component 6 which are arranged on the surface of the shell 1; the piston clamping assembly 5 comprises a push block 7, a clamping plate 8, a guide sliding groove 9 and an adjusting bolt 10, wherein the push block 7 is connected to the surface of the shell 1 in a sliding mode, the clamping plate 8 is arranged on the side face of the push block 7, the guide sliding groove 9 is arranged on the side face of the clamping plate 8, the adjusting bolt 10 is vertically arranged in the guide sliding groove 9, and a clamping gap for clamping a piston rod 12 is formed between the clamping plate 8 and the push block 7.

The push block 7 is arranged at one end of the linear groove 15, which is far away from the arc-shaped groove 14, and the push block 7 can slide back and forth in the linear groove 15; after the injector 11 is installed, the piston rod 12 of the injector 11 abuts against the side surface of the push block 7, and the middle part of one end, far away from the shell 1, of the push block 7 is provided with an adjusting threaded hole matched with the adjusting bolt 10.

The clamping plate 8 is L-shaped and consists of a horizontal plane 16 and a vertical plane 17, the vertical plane 17 of the clamping plate 8 is attached to the side surface of the push block 7 close to the injector 11, and the horizontal plane 16 of the clamping plate 8 is attached to the side surface of the push block 7 far away from the shell 1; one end of a piston rod 12 of the injector 11, which is attached to the push block 7, is provided with an extending edge 13 which is turned outwards, and the extending edge 13 of the piston rod 12 is inserted between a vertical surface 17 of the clamping plate 8 and the side surface of the push block 7; the vertical surface 17 of the clamping plate 8 is provided with a V-shaped open slot, the guide chute 9 is arranged on the horizontal plane 16 of the clamping plate 8 along the width direction of the push block 7, the guide chute 9 is positioned above the adjusting threaded hole, and the adjusting bolt 10 can be inserted into the adjusting threaded hole and the guide chute 9 to fix the position of the clamping plate 8.

The needle cylinder clamping assembly 6 comprises a pressing block 18 arranged on the surface of the shell 1, a floating column 19 arranged below the pressing block 18 and a thrust spring 20 sleeved on the floating column 19, the lower surface of the pressing block 18 is attached to the upper surface of the shell 1, the floating column 19 is vertically and slidably connected to the shell 1, one end of the floating column 19 is abutted to the surface of the pressing block 18, and one end, far away from the pressing block 18, of the floating column 19 extends into the shell 1; one end of the thrust spring 20 abuts against one end of the floating column 19 far away from the pressing block 18, and the other end of the thrust spring 20 abuts against the surface of the shell 1; the middle part of one side of the pressing block 18 close to the shell 1 is provided with a non-slip pad 21, and the non-slip pad 21 is attached to the surface of the injector 11.

The execution device 2 is used for executing the medicine injection action, the execution device 2 is arranged at the bottom of the push block 7, the execution device 2 comprises a stepping motor 22 arranged inside the shell 1, a driver 23 arranged on the stepping motor 22 and a screw rod 24 arranged on the stepping motor 22, the screw rod 24 is connected to the bottom of the push block 7, and the push block 7 can do linear reciprocating motion along the linear groove 15 under the driving of the screw rod 24.

An infusion tube clamp 25 is vertically arranged at one end, close to the arc-shaped groove 14, of the shell 1, the section of the infusion tube clamp 25 is U-shaped, the infusion tube clamp 25 is made of elastic rubber, and an infusion tube can be placed in the U-shaped concave surface of the infusion tube clamp 25.

As shown in fig. 3, the control device 3 is used for configuring parameters of drug injection and controlling the execution action of drug injection, and the control device 3 is electrically connected with the execution device 2 and the alarm device 4 respectively; the control device 3 comprises a control panel 26 arranged on the surface of the shell 1 and a controller 30 arranged inside the shell 1, wherein the controller 30 is electrically connected with the control panel 26, a Bluetooth chip 31 connected with an electric signal is arranged in the controller 30, and wireless communication can be carried out.

As shown in fig. 4, the alarm device 4 includes a pressure sensor 27 disposed on one side of the push block 7, which is attached to the piston rod 12, an alarm 28 disposed inside the housing 1, and a speaker 29 disposed on the surface of the housing 1, the pressure sensor 27 is disposed between the push block 7 and the piston rod 12, the pressure sensor 27 is in electrical connection with the controller 30, the alarm 28 is electrically connected with the speaker 29, when the device is in an abnormal injection condition such as tube blockage during the drug injection process, the alarm device 4 can give a safety alarm, and the alarm rings to prompt a medical worker to check the abnormal condition.

As shown in fig. 2, a detachable power supply device 32 is further disposed inside the casing 1, the power supply device 32 may be a large-capacity rechargeable lithium battery, and a type-c adapter 33 is disposed on a side of the outside of the casing 1 close to the power supply device 32 and may be used for connecting an external terminal device.

The utility model discloses a theory of operation as follows:

before medicine injection, an injector 11 is required to be installed firstly, the injector 11 is placed in an injection channel, firstly, an adjusting bolt 10 is loosened, a clamping plate 8 translates along a guide sliding groove 9, an extending edge 13 of a piston rod 12 of the injector 11 is vertically inserted into a gap between a vertical surface 17 of the clamping plate 8 and the side surface of a push block 7, meanwhile, a pressing block 18 is pulled open, a needle cylinder of the injector 11 is placed between the pressing block 18 and a shell 1, at the moment, the pressing block 18 is loosened, the pressing block 18 contracts downwards under the action of a thrust spring 20 and a floating column 19, the needle cylinder part of the injector 11 is clamped, and finally, the adjusting bolt 10 on a horizontal surface 16 of the clamping plate 8 is screwed down, so that the piston rod 12 of the injector 11 is fixed on the push block 7;

when in injection, firstly, the device is started, the control device 3 controls the execution device 2 to drive the push block 7 to do linear motion in the linear groove 15, the push block 7 pushes the piston rod 12 of the injector 11 to do synchronous operation, the pressure sensor 27 arranged between the push block 7 and the piston rod 12 monitors the stress of the piston rod 12 in real time, when the pipe blockage situation occurs, the pressure borne by the piston rod 12 is increased and exceeds a set normal value, the pressure sensor 27 transmits a signal to the control device 3, the control device 3 controls the alarm device 4 to start, an operator is timely warned to check the abnormal situation of the device, the medicine injection precision is high, the safety is good, the operation is convenient, the device can be suitable for injectors 11 with different sizes and models, and the flexibility is good.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A medicine injection execution system is characterized by comprising a shell (1), a control device (3) which is arranged on the shell (1) and is used for configuring medicine injection parameters, an injector fixing device used for fixing an injector (11), and an alarm device (4) used for safety alarm;

the injector fixing device comprises a piston clamping component (5) and a needle cylinder clamping component (6) which are arranged on the shell (1);

the piston clamping assembly (5) comprises:

the clamping device comprises a push block (7) arranged on the shell (1) and a clamping plate (8) connected with the push block (7), wherein a clamping gap for clamping a piston rod (12) is formed between the clamping plate (8) and the push block (7);

an execution device (2) for driving the push block (7) to slide is arranged in the shell (1);

the control device (3) is electrically connected with the execution device (2) and the alarm device (4) respectively.

2. The drug injection execution system of claim 1, wherein the clamping plate (8) is an L-shaped plate, a horizontal section of the clamping plate (8) is provided with a guide chute (9), a vertical section of the clamping plate (8) is provided with a V-shaped open slot, and the length direction of the guide chute (9) is arranged along the sliding direction of the push block (7);

an adjusting bolt (10) in threaded connection with the push block (7) penetrates through the guide chute (9).

3. A drug injection actuation system according to claim 2, characterized in that the syringe clamping assembly (6) comprises a pressing block (18) and a floating column (19) arranged below the pressing block (18), the floating column (19) is vertically and slidably connected to the housing (1), and one end of the floating column (19) far from the pressing block (18) extends into the housing (1);

and the outer side of the floating column (19) is sleeved with a thrust spring (20), and two ends of the thrust spring (20) are fixedly connected with the floating column (19) and the shell (1) respectively.

4. A drug injection execution system according to claim 3, wherein the execution device (2) comprises a stepping motor (22) arranged in the housing (1), a driver (23) connected with the stepping motor (22) through a rotating shaft, and a screw rod (24) arranged in the stepping motor (22), and the driver (23) is connected with the bottom of the push block (7).

5. A medication injection administration system according to claim 4, wherein said pressing block (18) is provided with a non-slip pad (21) in the middle of a side close to said housing (1), said non-slip pad (21) being adapted to abut against a surface of said syringe (11).

6. A drug injection administration system according to any of claims 1-5, wherein the control means (3) comprises a control panel (26) arranged on the surface of the housing (1) and a controller (30) arranged inside the housing (1), the controller (30) being electrically connected to the control panel (26).

7. The drug injection execution system of claim 6, wherein the alarm device (4) comprises a pressure sensor (27) arranged on one side of the push block (7) attached to the piston rod (12), an alarm (28) arranged on the housing (1) and a speaker (29) arranged on the housing (1), the pressure sensor (27) is in electrical signal connection with a controller (30), the alarm (28) is electrically connected with the controller (30), and the alarm (28) is electrically connected with the speaker (29).

8. A medication injection execution system according to claim 7, characterized in that an end of the housing (1) remote from the push block (7) is provided vertically with an infusion tube clamp (25), the cross-section of the infusion tube clamp (25) being provided in a U-shape.

9. A medicament injection execution system according to claim 8, further comprising a power supply means (32) detachably arranged to the housing (1) and a type-c interface (33) arranged to a side of the housing (1) adjacent to the power supply means (32).

10. A drug injection administration system according to any of claims 7-9, wherein the control device (3) further comprises a bluetooth chip (31) in electrical signal connection with the controller (30).