CN212347334U - Insulin injection device capable of prompting injection dosage according to blood sugar value - Google Patents

Abstract

The utility model discloses an insulin injection device for prompting injection dosage according to blood sugar value, belonging to the field of insulin injection, the key points of the technical proposal are that the device comprises an islet liquid cooling storage box, an islet liquid injector and a temporary storage test tube, wherein the bottom of the islet liquid cooling storage box is fixedly connected with a flow guide tube, the other end of the flow guide tube is fixedly connected with the position of a test tube opening of the temporary storage test tube, a stop valve and an electromagnetic valve are fixedly connected on the flow guide pipe, the electromagnetic valve is connected with a control circuit, the control circuit comprises a liquid level detection module, a liquid level comparison module and a liquid level control module, the control circuit detects the liquid level height of the islet liquid temporarily stored in the test tube, the electromagnetic valve is closed when the liquid level height of the islet solution reaches a preset value, the problem that the dose of manually extracted islet solution is difficult to control is solved, and the effects that the storage is convenient, the cost is low, the raw material is convenient to supplement, and the dose of the extracted islet solution can be accurately controlled within a demand range are achieved.

Description

Insulin injection device capable of prompting injection dosage according to blood sugar value

Technical Field

The utility model relates to an insulin injection field, in particular to an insulin injection device capable of prompting injection dosage according to blood sugar value.

Background

The diabetic usually needs to inject the islet solution, the islet solution is usually stored in a refrigerator, when in use, a proper amount of islet solution is selected, the islet solution is absorbed by an islet solution injector, and then the islet solution injection is used for injecting the patient.

The prior art can refer to the chinese utility model patent that the grant bulletin number is CN201260821, and it discloses an insulin syringe convenient to observe, including the pen form shell of protection insulin syringe, the pen form shell divide into the cap of a brush of protection syringe needle portion, and the handwriting of protection insulin syringe injection device, be provided with scale display window on the handwriting outer wall, be equipped with the digital display sliding sleeve in the scale display window, the handwriting afterbody is provided with the measurement adjustment knob of the regulation insulin injection measurement of being connected with the digital display sliding sleeve, be provided with the magnifying glass device on the scale display window.

The condition that present diabetes mellitus patient injected the insulin liquid outside the hospital constantly increases, and a lot of patients do not want in-hospital treatment in the hospital, and the patient is when the hospital is outside, and its accuracy just is difficult to guarantee to oneself injection insulin liquid, and insulin pen is either disposable, or will change the refill, and the price is all relatively high, and insulin refill long-time use need be repeatedly purchased moreover, needs special environment to store.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an insulin injection device according to blood sugar value suggestion injection dosage, the storage is convenient, with low costs, and the raw materials supplements the dose of convenience, the insulin liquid of taking out can accurate control within the demand scope.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides an insulin injection device according to blood sugar value suggestion injection dosage, includes insulin liquid fridge and insulin liquid syringe, still includes the test tube of keeping in, at insulin liquid fridge bottom fixedly connected with honeycomb duct, honeycomb duct other end fixed connection in the test tube mouth position department of keeping in the test tube, honeycomb duct intercommunication insulin liquid fridge and the test tube of keeping in, fixedly connected with stop valve and solenoid valve on the honeycomb duct, the solenoid valve is connected with control circuit, control circuit includes: the liquid level detection module comprises a liquid level sensor fixedly connected in the temporary storage test tube, and the liquid level sensor detects the liquid level height of the insulin liquid in the temporary storage test tube in real time and outputs a liquid level height value; the liquid level comparison module is connected with the liquid level detection module and receives the liquid level height value output by the liquid level detection module, compares the liquid level height value output by the liquid level detection module with a preset liquid level height value, and outputs a control signal when the liquid level height value is higher than the preset liquid level height value; and the liquid level control module is connected with the liquid level comparison module and responds to the control signal output by the liquid level comparison module, and the liquid level control module controls the electromagnetic valve to be closed after receiving the control signal output by the liquid level comparison module.

Through adopting above-mentioned scheme, when the patient needs the injection insulin liquid, open the stop valve earlier, start control circuit, the insulin liquid in the insulin liquid fridge flows into the test tube of keeping in along the honeycomb duct, the liquid level height of the level sensor real-time detection insulin liquid in the test tube of keeping in, when the liquid level height of the insulin liquid in the test tube of keeping in reaches when predetermineeing liquid level height, the insulin liquid in the test tube of keeping in promptly just when demand dose, the solenoid valve is closed, the insulin liquid stops to be flowed to the test tube of keeping in by the insulin liquid fridge, then the insulin liquid in the test tube of using the insulin liquid syringe will keep in is taken away, inject the patient with the insulin liquid syringe. The islet liquid fridge can provide the storage space of islet liquid to can store a large amount of islet liquid, enough user uses for a period, during the replenishment the hospital directly with the islet liquid inject islet liquid fridge can, the replenishment is convenient, can not produce the hospital's rubbish such as insulin pen shell, pen bag, with low costs, the raw materials replenishment is convenient, the islet liquid syringe can supply a user to use repeatedly. And the dose of the islet solution injected to the patient every time can be stabilized within the required range, so that the treatment effect is ensured, and the islet solution injection is suitable for being used in houses.

Preferably, the control circuit further comprises: the input module comprises a control panel fixedly connected to the insulin liquid storage box, a user inputs a fasting blood glucose value and a self weight value to the control panel, and the control panel outputs the fasting blood glucose value and the self weight value; the operation module is connected with the input module and the liquid level comparison module, receives the fasting blood glucose value and the self weight value output by the input module, calculates the insulin dosage according to the fasting blood glucose value and the self weight value, calculates the preset liquid level height value according to the insulin dosage, and inputs the preset liquid level height value into the liquid level comparison module.

By adopting the scheme, a user can input fasting blood glucose value and self weight value to the operation module through the control panel, the operation module calculates the insulin dosage according to the formula of insulin dosage = (fasting blood glucose value-100). times self weight value x 0.0003, and as the test tube is a cylinder, the preset liquid level height value can be calculated according to the insulin dosage = test tube cross section area x preset liquid level height value by the insulin dosage, and finally the preset liquid level height value is input into the liquid level comparison module, so that the dosage of the insulin to be injected can be conveniently changed according to the specific condition of a patient.

The preferred, seted up the thread groove in the test tube of keeping in, the thread groove sets up along the test tube length direction of keeping in, is equipped with the go-between in the test tube of keeping in, and the diameter of go-between equals the diameter of the horizontal cross section of the test tube of keeping in, and go-between threaded connection is on the thread groove, at the intra-annular fixedly connected with rubber pad of go-between, inside the rubber pad covers the go-between.

Through adopting above-mentioned scheme, go-between and rubber pad play the inside effect of sealed test tube of keeping in, prevent to keep in the test tube islet liquid receive external pollution, the syringe needle of islet liquid syringe can pass the rubber pad and extract the islet liquid in the test tube of keeping in, and the go-between can rotate in the test tube of keeping in and adjust the relative position between go-between and the test tube of keeping in, the rubber pad can be located the top of the islet liquid in the test tube of keeping in, reduce the possibility that the islet liquid syringe took out the air as far as possible, the person of facilitating the use operation.

Preferably, the test tube opening of the temporary storage test tube is rotatably connected with a driven gear, the driven gear can rotate by taking the axis of the temporary storage test tube as a center, a through groove for the insulin syringe to pass through is formed in the middle of the driven gear, and a guide pillar is fixedly connected to the bottom of the driven gear and arranged along the length direction of the temporary storage test tube; the connecting ring is provided with a guide groove at the position corresponding to the guide post, and the guide post is connected in the guide groove in a sliding manner.

Through adopting above-mentioned scheme, can make the guide pillar drive go-between and rotate together in step through rotating driven gear, the go-between can follow the length direction of guide pillar and remove in the test tube of keeping in, and the person of facilitating the use controls the go-between.

Preferably, the driven gear is engaged with a driving gear, the driving gear is fixedly connected with a motor, and an output shaft of the motor is fixedly connected to the center of the driving gear.

Through adopting above-mentioned scheme, the motor drives the driving gear and rotates, and the driving gear drives driven gear and rotates, and driven gear rotates and drives the go-between and rotate, and the user can control the relative position of go-between in the test tube of keeping in through control motor.

Preferably, the control circuit further comprises: the lifting control module is connected with the liquid level comparison module and responds to a control signal output by the liquid level comparison module, and when the lifting control module receives the control signal output by the liquid level comparison module, the motor is controlled to rotate forwards, so that the connecting ring moves towards the bottom of the temporary storage test tube; and the stopping control module comprises a water sensor fixedly connected to the bottom of the connecting ring, and when the water sensor contacts the pancreatic islet cells, the stopping control module outputs a stopping signal to the liquid level comparison module, and the liquid level comparison module stops outputting a control signal after receiving the stopping signal.

Through adopting above-mentioned scheme, when control circuit control solenoid valve closed, the motor began corotation, drives and connects the hoop test tube bottom direction removal of keeping in, and the stop valve is closed to the user this moment, and when the go-between contacted the insulin liquid, the motor stall realized the automatically regulated of go-between position, and degree of automation is higher, the more person's of facilitating the use operation.

The preferred, control circuit still includes the control module that resets, the control module that resets includes the second button switch of fixed connection on the islet liquid fridge, and when second button switch closed, the control module that resets exported the reversal signal to the lift control module, and the lift control module received the reversal signal after the control motor reversal, made the test tube mouth direction of connecting the hoop test tube of keeping in remove.

By adopting the scheme, after the user closes the second button switch, the motor can rotate reversely to drive the connecting ring to return to the original position for waiting for next use, and the control is convenient for the user.

Preferably, the bottom of the islet liquid cooling storage box is fixedly connected with a support frame, a primary drawing cabinet and a secondary drawing cabinet are slidably connected in the support frame, the primary drawing cabinet and the secondary drawing cabinet can be drawn out from one side of the support frame, a primary storage hole is formed in the primary drawing cabinet, and the islet liquid injector can be inserted into the primary storage hole; secondary storage holes are formed in the secondary drawing cabinet, and the temporary storage test tubes can be inserted into the secondary storage holes.

Through adopting above-mentioned scheme, the insulin liquid fridge, insulin liquid syringe and the test tube of keeping in link together through the support frame, conveniently carry and deposit, and in insulin liquid syringe and the test tube of keeping in can leave one-level pull cabinet and secondary pull cabinet when not using, reduce insulin liquid syringe and the test tube of keeping in and receive external influence.

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

1. when the patient needs the injection islet liquid, open the stop valve earlier, start control circuit, the islet liquid in the islet liquid cooling case flows into the test tube of keeping in along the honeycomb duct, the level height of the level sensor real-time detection islet liquid in the test tube of keeping in, when the level height of the islet liquid in the test tube of keeping in reaches and predetermines the level height, the islet liquid in the test tube of keeping in promptly just when demand dose, the solenoid valve is closed, the islet liquid stops to be flowed to the test tube of keeping in by the islet liquid cooling case, then the islet liquid in the test tube of will keeping in is taken away to reuse islet liquid syringe, inject the patient with the islet liquid syringe. The dosage of the islet solution injected to the patient each time can be stabilized within a required range, and the treatment effect is ensured;

2. the connecting ring and the rubber pad play a role in sealing the interior of the temporary storage test tube and preventing the islet liquid in the temporary storage test tube from being polluted by the outside, the needle head of the islet liquid injector can penetrate through the rubber pad to extract the islet liquid in the temporary storage test tube, the connecting ring can rotate in the temporary storage test tube to adjust the relative position between the connecting ring and the temporary storage test tube, the rubber pad can be positioned at the top end of the islet liquid in the temporary storage test tube, the possibility that the islet liquid injector pumps air is reduced as much as possible, and the operation of a user is facilitated;

3. when control circuit control solenoid valve closed, the motor began corotation, drives and connects the hoop test tube bottom direction removal of keeping in, and the user closes the stop valve this moment, and when the go-between contacted islet liquid, the motor stall realized the automatically regulated of go-between position, and degree of automation is higher, the more person's of facilitating the use operation.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic diagram showing a state of a highlighted use process in the embodiment;

FIG. 3 is an exploded view of the protruding chute and slide rail configuration of the embodiment;

FIG. 4 is an exploded view of the protruded primary access hole in the embodiment;

FIG. 5 is an exploded view of a protruded secondary access hole in the embodiment;

FIG. 6 is a sectional view of a protruding draft tube in an embodiment;

FIG. 7 is a sectional view showing the internal structure of the temporary storage test tube in the embodiment;

FIG. 8 is a schematic view of an embodiment of a protruding link structure;

FIG. 9 is a block diagram of a highlight control circuit in an embodiment;

FIG. 10 is a schematic circuit diagram of a salient level detection module and a level comparison module in an embodiment;

FIG. 11 is a schematic circuit diagram of a salient level control module in an embodiment;

FIG. 12 is a schematic circuit diagram of a highlighted lift control module in an embodiment;

FIG. 13 is a schematic circuit diagram of a highlighted stop control module in an embodiment;

FIG. 14 is a circuit diagram of a highlighted reset control module in an embodiment.

In the figure, 1, an islet cooling box; 11. a support frame; 111. a chute; 2. an islet fluid injector; 21. a first-stage drawing cabinet; 211. a primary storage hole; 212. a slide rail; 3. temporarily storing the test tube; 31. a secondary pull cabinet; 311. a secondary storage hole; 32. a flow guide pipe; 321. a stop valve; 322. an electromagnetic valve; 33. a connecting ring; 331. a rubber pad; 3311. a central bore; 332. a guide groove; 34. a thread groove; 35. a driven gear; 351. a guide post; 352. a through groove; 36. a motor; 361. a driving gear; 362. a fixed seat; 4. a liquid level detection module; 41. a liquid level sensor; 5. a liquid level comparison module; 51. an input module; 511. a control panel; 52. an operation module; 6. a liquid level control module; 7. a lifting control module; 8. stopping the control module; 81. a water immersion sensor; 9. a reset control module; VCC, power supply; SB1, first push button switch; SB2, second push-button switch; t, a comparator; q, a triode; KA1, a first electromagnetic coil; KA2, a second electromagnetic coil; KA3, a third electromagnetic coil; KA4, a fourth electromagnetic coil; KA1-1, a first normally closed contact; KA2-1 and a second normally open contact; KA3-1, a third normally closed contact; KA4-1 and a fourth normally open contact; r1, a first resistor; r2, a second resistor; r3, third resistor; r4 and a fourth resistor.

Detailed Description

Example (b): the utility model provides an insulin injection device according to blood glucose level suggestion injection dosage, as shown in fig. 1 and 2, includes islet liquid cooling case 1, at 1 bottom fixedly connected with support frame 11 of islet liquid cooling case, is equipped with one-level pull cabinet 21 and secondary pull cabinet 31 in support frame 11, has all seted up spout 111 in the bottom of one-level pull cabinet 21 and secondary pull cabinet 31, corresponds spout 111 position department fixedly connected with slide rail 212 (see fig. 3) at support frame 11, slide rail 212 sliding connection in spout 111. First-stage pull cabinet 21 and secondary pull cabinet 31 can both slide along the length direction of slide rail 212, and first-stage pull cabinet 21 and secondary pull cabinet 31 can both slide out of support frame 11 from one side of support frame 11.

As shown in fig. 3 and 4, a primary storage hole 211 is formed in the primary drawer cabinet 21, and the islet liquid syringe 2 is inserted into the primary storage hole 211, so that the islet liquid syringe 2 can be taken out of the primary drawer cabinet 21.

As shown in fig. 3 and 5, a secondary storage hole 311 is formed in the secondary drawer cabinet 31, and the buffer test tube 3 is inserted into the secondary storage hole 311, so that the buffer test tube 3 can be taken out of the secondary drawer cabinet 31.

The islet liquid storage box 1, the islet liquid injector 2 and the temporary storage test tube 3 are connected together through the support frame 11, and are convenient to carry and store. The islet liquid injector 2 and the temporary storage test tube 3 can be stored in the first-level drawing cabinet 21 and the secondary drawing cabinet 31 when not in use, so that the contact between the islet liquid injector 2 and the temporary storage test tube 3 with the outside is reduced.

As shown in fig. 6, a flow guide tube 32 is fixedly connected to the bottom of the islet cooling storage box 1, the other end of the flow guide tube 32 is fixedly connected to the position of the test tube opening of the temporary storage test tube 3, and the flow guide tube 32 is communicated with the islet cooling storage box 1 and the temporary storage test tube 3. The draft tube 32 is a hose. The delivery pipe 32 is fixedly connected with a stop valve 321 and an electromagnetic valve 322, and the stop valve 321 and the electromagnetic valve 322 can control the on-off of the delivery pipe 32. The solenoid valve 322 is closed when not energized.

As shown in fig. 5 and 7, a fixing base 362 is fixedly connected to the secondary drawer cabinet 31 at a position near the temporary storage test tube 3, a motor 36 is fixedly connected to the fixing base 362, and an output shaft of the motor 36 is arranged along the length direction of the temporary storage test tube 3. Fixedly connected with driving gear 361 on the output shaft of motor 36 rotates in the test tube mouth position department of the test tube 3 that keeps in and is connected with driven gear 35, and driven gear 35 can use the axis of the test tube 3 that keeps in to rotate as the center. The driven gear 35 is engaged with the driving gear 361. The motor 36 can rotate the driven gear 35 by rotating the driving gear 361.

As shown in fig. 7 and 8, a through groove 352 through which the islet solution syringe 2 passes is opened in the middle of the driven gear 35. A thread groove 34 is arranged in the temporary storage test tube 3, and the thread groove 34 is arranged along the length direction of the temporary storage test tube 3. A connecting ring 33 is provided in the buffer tube 3, the diameter of the connecting ring 33 being equal to the diameter of the horizontal cross-section of the buffer tube 3. The connection ring 33 is screwed to the screw groove 34, and a rubber pad 331 is fixedly coupled to the inside of the connection ring 33, and the rubber pad 331 covers the inside of the connection ring 33. A center hole 3311 through which the needle of the islet solution syringe 2 passes is formed in the center of the rubber pad 331. The islet liquid injector 2 can be inserted into the through groove 352 to extract the islet liquid in the temporary storage test tube 3 from the central hole 3311. The connection ring 33 and the rubber pad 331 play a role in sealing the inside of the temporary storage test tube 3, and prevent the islet solution in the temporary storage test tube 3 from being polluted by the outside.

As shown in fig. 7 and 8, a guide column 351 is fixedly connected to the bottom of the driven gear 35, and the guide column 351 is provided along the longitudinal direction of the buffer test tube 3. The connecting ring 33 is provided with a guide groove 332 at a position corresponding to the guide post 351, and the guide post 351 is slidably connected in the guide groove 332. The motor 36 drives the driving gear 361 to rotate, the driving gear 361 drives the driven gear 35 to rotate, and the driven gear 35 drives the connecting ring 33 to rotate through the guide post 351, so that the connecting ring 33 can move up and down in the temporary storage test tube 3 along the length direction of the guide post 351.

As shown in fig. 9, the solenoid valve 322 and the motor 36 are connected to a control circuit, and the control circuit includes a liquid level detection module 4, a liquid level comparison module 5, an input module 51, an arithmetic module 52, a liquid level control module 6, a lifting control module 7, a stop control module 8, and a reset control module 9.

As shown in fig. 7 and 10, the liquid level detection module 4 includes a liquid level sensor 41 fixedly connected in the temporary storage test tube 3, and the liquid level sensor 41 detects the liquid level height of the pancreatic islet liquid in the temporary storage test tube 3 in real time and outputs a liquid level height value. The level sensor 41 is a drop-in level sensor. The level sensor 41 is connected in parallel with a power source VCC and a first push switch SB 1. The first push button switch SB1 is fixedly connected to the islet cooling container 1 (see FIG. 2).

As shown in fig. 2 and 9, the input module 51 includes a control panel 511 fixedly connected to the islet cooling container 1. The user inputs the fasting blood glucose level and the body weight value to the control panel 511. The operation module 52 is configured as a single chip microcomputer, the operation module 52 receives the fasting blood glucose value and the body weight value output by the input module, the operation module 52 calculates the insulin dosage according to the formula of insulin dosage = (fasting blood glucose value-100) × body weight value × 0.0003, and the temporary storage test tube 3 is a cylinder, so that the preset liquid level height value Vref can be calculated according to the insulin dosage by using the formula of insulin dosage = test tube cross-sectional area × preset liquid level height value Vref. The operation module 52 is connected to the liquid level comparison module 5, and the operation module 52 inputs a preset liquid level height value Vref into the liquid level comparison module 5. The patient can input the actual fasting blood sugar value and the weight value of the patient into the control panel 511, and the required liquid level height value Vref can be automatically calculated through the operation module 52, so that the patient can conveniently modify the preset liquid level height value Vref according to the self condition.

The liquid level comparison module 5 comprises a comparator T, the operation module 52 inputs a preset liquid level height value Vref into the comparator T from the negative input end of the comparator T, the positive input end of the comparator T is electrically connected to the liquid level sensor 41, the output end of the comparator T is electrically connected to a triode Q, the output end of the comparator T is electrically connected to the base electrode of the triode Q, the collector electrode of the triode Q is electrically connected to a first resistor R1, the other end of the first resistor R1 is electrically connected to a third normally closed contact KA3-1, and the other end of the third normally closed contact KA3-1 is electrically connected to a power VCC. The emitter of the triode Q is electrically connected with a first electromagnetic coil KA1, the other end of the first electromagnetic coil KA1 is electrically connected with a second electromagnetic coil KA2, and the other end of the second electromagnetic coil KA2 is grounded.

As shown in FIG. 11, the liquid level control module 6 includes a second resistor R2 electrically connected to one end of the solenoid valve 322, the other end of the second resistor R2 is electrically connected to a first normally closed contact KA1-1, the other end of the first normally closed contact KA1-1 is electrically connected to a power VCC, and the other end of the solenoid valve 322 is grounded.

As shown in fig. 12, the lifting control module 7 includes a second normally open contact KA2-1 for controlling the motor 36 to rotate forward, a fourth normally open contact KA4-1 for controlling the motor 36 to rotate backward is connected in series with the motor 36, a power VCC is connected to one end of the motor 36, and the other end of the motor 36 is grounded.

As shown in fig. 7 and 13, the stop control module 8 includes a water sensor 81 fixedly connected to the bottom of the connection ring 33, one end of the water sensor 81 is electrically connected to the power source VCC, the other end of the water sensor 81 is electrically connected to a third electromagnetic coil KA3, the other end of the third electromagnetic coil KA3 is electrically connected to a third resistor R3, and the other end of the third resistor R3 is grounded.

As shown in fig. 2 and 14, the reset control module 9 includes a second button switch SB2 fixedly connected to the islet refrigerating container 1, one end of the second button switch SB2 is electrically connected to the power source VCC, the other end of the second button switch SB2 is electrically connected to a fourth electromagnetic coil KA4, the other end of the fourth electromagnetic coil KA4 is electrically connected to a fourth resistor R4, and the other end of the fourth resistor R4 is grounded.

The use method comprises the following steps: when the patient needs to inject insulin, the first-stage pull cabinet 21 and the second-stage pull cabinet 31 are pulled out first, the fasting blood glucose value and the self weight value are input by the control panel 51, the calculation module 52 calculates the insulin dose to be injected, the calculated liquid level height finger Vref is input into the comparator T, the stop valve 321 is opened, and the first button switch SB1 is closed. The islet liquid in the islet liquid cooling box 1 begins to flow into the temporary storage test tube 3 along the guide tube 32, the liquid level sensor 41 begins to detect the liquid level of the islet liquid in the temporary storage test tube 3 and inputs the liquid level value into the comparator T, the comparator T compares the liquid level value with the preset liquid level value, when the liquid level value is higher than the preset liquid level value, a high level signal is output, the collector and the emitter of the triode Q are conducted, the first electromagnetic coil KA1 and the second electromagnetic coil KA2 are electrified, the first normally closed contact KA1-1 is disconnected, the electromagnetic valve 322 is powered off, the islet liquid in the islet liquid cooling box 1 stops flowing into the temporary storage test tube 3. The second normally open contact KA2-1 is closed, and the motor 36 starts to rotate forward, so as to drive the connecting ring 33 to descend. The user finds that the motor 36 starts to rotate and then closes the stop valve 321, when the water sensor 81 contacts the pancreatic island liquid, two ends of the water sensor 81 are conducted, the third electromagnetic coil KA3 is electrified, the third normally-closed contact KA3-1 is controlled to be disconnected, the first electromagnetic coil KA1 and the second electromagnetic coil KA2 are both electrified, and the motor 36 stops rotating forwards. At this time, the rubber pad 331 is located at the top end of the islet solution in the temporary storage test tube 3, so that the possibility that the islet solution injector 2 pumps air is reduced as much as possible, and the operation of a user is facilitated.

At this time, the user turns off the first push switch SB1, and passes the insulin pump 2 through the through slot 352, so that the needle of the insulin pump 2 passes through the center hole 3311, and starts to pump the insulin in the temporary storage tube 3. The dose of islet solution in the buffer tube 3 is equal to the dose that the patient needs to inject. The dosage of the insulin injected by the patient is accurate, and the treatment effect is ensured.

After the injection is finished, the user can close the second button switch SB2 to electrify the fourth electromagnetic coil KA4, control the fourth normally open contact KA4-1 to be closed, reversely rotate the motor 36 to lift the connecting ring 33 until the connecting ring returns to the original position, disconnect the second button switch SB2, and complete the reset.

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 (8)

1. The utility model provides an insulin injection device according to blood sugar value suggestion injection dosage, including islet liquid fridge (1) and islet liquid syringe (2), a serial communication port, still including temporary storage test tube (3), at islet liquid fridge (1) bottom fixedly connected with honeycomb duct (32), honeycomb duct (32) other end fixed connection is in temporary storage test tube (3) test tube mouth position department, honeycomb duct (32) intercommunication islet liquid fridge (1) and temporary storage test tube (3), fixedly connected with stop valve (321) and solenoid valve (322) on honeycomb duct (32), solenoid valve (322) are connected with control circuit, control circuit includes:

the liquid level detection module (4) comprises a liquid level sensor (41) fixedly connected in the temporary storage test tube (3), and the liquid level sensor (41) detects the liquid level height of the insulin in the temporary storage test tube (3) in real time and outputs a liquid level height value;

the liquid level comparison module (5) is connected with the liquid level detection module (4) and receives the liquid level height value output by the liquid level detection module (4), the liquid level comparison module (5) compares the liquid level height value output by the liquid level detection module (4) with a preset liquid level height value, and when the liquid level height value is higher than the preset liquid level height value, a control signal is output;

the liquid level control module (6) is connected with the liquid level comparison module (5) and responds to the control signal output by the liquid level comparison module (5), and the electromagnetic valve (322) is controlled to be closed after the liquid level control module (6) receives the control signal output by the liquid level comparison module (5).

2. The insulin injection device according to claim 1, wherein the control circuit further comprises:

the input module (51), the said input module (51) includes the control panel (511) fixedly connected to insulin refrigerating box (1), the user inputs the fasting blood sugar value and self weight value to the control panel (511), the control panel (511) outputs fasting blood sugar value and self weight value;

the operation module (52) is connected with the input module (51) and the liquid level comparison module (5), the operation module (52) receives the fasting blood glucose value and the body weight value output by the input module (51), the operation module (52) calculates the insulin dosage through the fasting blood glucose value and the body weight value, then calculates the preset liquid level height value according to the insulin dosage, and the operation module (52) inputs the preset liquid level height value into the liquid level comparison module (5).

3. The insulin injection device according to claim 1, wherein the injection unit is adapted to inject a dose based on the blood glucose level indication, and further comprises: offer thread groove (34) in the test tube of keeping in (3), thread groove (34) are along keeping in test tube (3) length direction setting, be equipped with go-between (33) in the test tube of keeping in (3), the diameter of go-between (33) equals the diameter of the horizontal cross section of the test tube of keeping in (3), go-between (33) threaded connection is on thread groove (34), fixedly connected with rubber pad (331) in go-between (33), inside rubber pad (331) cover go-between (33).

4. An insulin injection device for injecting a dose in accordance with a blood glucose value prompt according to claim 3, wherein: the test tube mouth position department of test tube (3) of keeping in rotates and is connected with driven gear (35), driven gear (35) can use the axis of test tube (3) of keeping in to rotate as the center, set up logical groove (352) that supply insulin syringe (2) to pass in the middle of driven gear (35), at the bottom fixedly connected with guide pillar (351) of driven gear (35), guide pillar (351) set up along the length direction of test tube (3) of keeping in; a guide groove (332) is formed in the position, corresponding to the guide column (351), of the connecting ring (33), and the guide column (351) is connected in the guide groove (332) in a sliding mode.

5. The insulin injection device according to claim 4, wherein the injection unit is adapted to inject a dose based on the blood glucose level indication, and further comprises: a driving gear (361) is engaged with the driven gear (35), a motor (36) is fixedly connected to the driving gear (361), and an output shaft of the motor (36) is fixedly connected to the center of the driving gear (361).

6. The insulin injection device according to claim 5, wherein the control circuit further comprises:

the lifting control module (7) is connected with the liquid level comparison module (5) and responds to a control signal output by the liquid level comparison module (5), and when the lifting control module (7) receives the control signal output by the liquid level comparison module (5), the motor (36) is controlled to rotate forwards, so that the connecting ring (33) moves towards the bottom of the temporary storage test tube (3);

the stop control module (8) comprises a water sensor (81) fixedly connected to the bottom of the connecting ring (33), when the water sensor (81) contacts pancreatic islet liquid, the stop control module (8) outputs a stop signal to the liquid level comparison module (5), and the liquid level comparison module (5) stops outputting a control signal after receiving the stop signal.

7. The insulin injection device according to claim 6, wherein the means for injecting the dose according to the blood glucose level prompt comprises: control circuit still includes reset control module (9), reset control module (9) include second button switch (SB2) on insulin liquid fridge (1), reset control module (9) output reversal signal to lift control module (7) when second button switch (SB2) are closed, lift control module (7) receive behind the reversal signal control motor (36) reversal, make go-between (33) to the test tube mouth direction removal of the test tube of keeping in (3).

8. The insulin injection device according to claim 1, wherein the injection unit is adapted to inject a dose based on the blood glucose level indication, and further comprises: the bottom of the islet liquid cooling storage box (1) is fixedly connected with a support frame (11), a primary drawing cabinet (21) and a secondary drawing cabinet (31) are connected in the support frame (11) in a sliding mode, the primary drawing cabinet (21) and the secondary drawing cabinet (31) can be drawn out from one side of the support frame (11), a primary storage hole (211) is formed in the primary drawing cabinet (21), and the islet liquid injector (2) can be inserted into the primary storage hole (211); a secondary storage hole (311) is formed in the secondary drawing cabinet (31), and the temporary storage test tube (3) can be inserted into the secondary storage hole (311).

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