A continuous blood glucose detection device based on biosensor

Abstract

The utility model discloses a continuous blood glucose detection device based on a biosensor, which specifically relates to the technical field of blood glucose detection devices, including a sensor body for continuous blood glucose detection, and a shell assembly for encapsulating the sensor body; the shell assembly includes a mounting shell and a packaging shell, the mounting shell is arranged at the bottom of the packaging shell, and the sensor body is arranged inside the mounting shell. The utility model can enhance the friction between the clamping member and the embedding groove and perform multi-directional fixation through the deformation engagement of multiple clamping members and corresponding embedding grooves, thereby ensuring the tightness and connection stability between the packaging shell and the mounting shell, and at the same time, by means of the threaded connection between the screw and the packaging shell, the limiter on the screw can be operated to move upward, so that the limiter squeezes the clamping member and causes it to deform significantly, thereby when the engagement effect of the clamping member and the embedding groove is reduced, the clamping member can be deeply deformed again, thereby ensuring the reliability of the utility model and extending the service life of the utility model.

Description

Technical Field

[0001] The utility model relates to the technical field of blood sugar detection devices, and more specifically to a continuous blood sugar detection device based on a biosensor. Background Art

[0002] Continuous glucose monitors provide a more convenient and accurate way for diabetic patients to manage their blood sugar, helping to improve treatment outcomes and reduce the risk of complications.

[0003] As shown in the application document with the prior art publication number CN117617959A, the split medical device includes a box device and an application device used in conjunction with the box device, and includes a first shell configured to be picked up and stored in the box device, and a second shell detachably assembled with the first shell, a sensor body that can be implanted on the host skin surface is arranged on the first shell, an electronic module, a power module configured to provide energy to the electronic module, and a pressing module configured to replace the power module are assembled on the second shell, the application device is configured to pick up the first shell with the sensor body from the box device and apply the first shell to the host skin surface, and the second shell is assembled to the first shell when the first shell is applied to the host skin surface. In this way, the split medical device of the physiological indicator monitoring kit can be easily disassembled.

[0004] However, the above technical solution only performs snap-fitting and fixing at the snap-fitting part and the snap-in section, and the snap-fitting range is small, which will affect the connection stability of the first shell and the second shell, and wear and tear will occur during the long-term snap-fitting process. The technical solution does not have a structure for adjusting the snap-fitting stability, which will affect the service life and use effect of the technical solution. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a continuous blood glucose detection device based on a biosensor. Through the deformation engagement of multiple clamps and corresponding embedding grooves, the friction between the clamps and the embedding grooves can be enhanced and multi-directional fixation can be performed, thereby ensuring the connection tightness and connection stability between the packaging shell and the mounting shell. At the same time, with the help of the threaded connection between the screw and the packaging shell, the limit piece on the screw can be operated to move upward, so that the limit piece squeezes the clamp and causes it to deform significantly. Therefore, when the engagement effect of the clamp and the embedding groove is reduced, the clamp can be deeply deformed again, thereby ensuring the reliability of the utility model and extending the service life of the utility model, so as to solve the problems arising from the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a biosensor-based continuous blood glucose detection device, comprising a sensor body for continuous blood glucose detection, and a shell component for encapsulating the sensor body;

[0007] The shell assembly comprises a mounting shell and a packaging shell, wherein the mounting shell is arranged at the bottom of the packaging shell, and the sensor body is arranged inside the mounting shell. Both ends of the mounting shell are provided with embedding grooves at the top, and each embedding groove is provided with a screw rod. A limit piece is installed at the bottom end of the screw rod, and a deformable clamping piece is arranged at the top of the limit piece. The outside of the clamping piece contacts the inner wall of the embedding groove, and the outer diameter of the clamping piece is larger than the diameter of the embedding groove.

[0008] A groove is provided on one side of the top of the packaging shell corresponding to the embedding groove, the top end of the screw rod penetrates the packaging shell and extends into the embedding groove, and the screw rod is threadedly connected with the packaging shell.

[0009] In a preferred embodiment, a knob is provided inside the groove, and the knob is provided at the top of the screw. The top of the screw is fixed together with the bottom of the knob. Through the connection between the knob and the screw, the user can operate the knob to drive the screw to rotate, thereby improving the convenience of the user operating the screw to drive the limit member to move upward.

[0010] In a preferred embodiment, the tops of both front and rear ends of the mounting shell are provided with card slots, and the card slots are connected with card blocks, and the top of the card block is fixed to the bottom of the packaging shell. By means of the engagement of the card block and the card slot, the packaging shell can be assembled and packaged on the top of the mounting shell, so that the sensor body can be packaged.

[0011] In a preferred embodiment, first anti-slip parts are installed on both sides of the packaging shell. The first anti-slip parts can increase the friction between the user's hand and the packaging shell, thereby ensuring the stability of the user's operation of the packaging shell and avoiding looseness.

[0012] In a preferred embodiment, second anti-slip parts are installed on both sides of the mounting shell. The second anti-slip parts can enhance the stability of the user's hand and the mounting shell, thereby ensuring the stability of the user holding the utility model.

[0013] In a preferred embodiment, the diameter of the limiting member is larger than the inner diameter of the card. By setting the diameter of the limiting member to be larger than the inner diameter of the card, the limiting member can limit the card and squeeze the card, thereby causing the card to deform with the help of the limiting member.

[0014] In a preferred embodiment, an ASIC chip is installed inside the sensor body, and the sensor body includes a circuit board, pins and sensor contact points, the pins are installed on the packaging shell, the sensor contact points are arranged on the circuit board, and the circuit board is arranged inside the installation shell. By setting the ASIC chip, the detection accuracy of the utility model can be enhanced.

[0015] Technical effects and advantages of the utility model:

[0016] Through the deformation engagement of multiple clamps and corresponding embedding grooves, the friction between the clamps and the embedding grooves can be enhanced and multi-directional fixation can be performed, thereby ensuring the connection tightness and connection stability between the packaging shell and the mounting shell. At the same time, with the help of the threaded connection between the screw and the packaging shell, the limit piece on the screw can be operated to move upward, so that the limit piece squeezes the clamp and causes it to deform significantly. As a result, when the engagement effect of the clamp and the embedding groove is reduced, the clamp can be deeply deformed again, thereby ensuring the reliability of the utility model and extending the service life of the utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is an exploded view of the packaging shell of the utility model;

[0019] Figure 3 This is the front view of the installation shell of the utility model;

[0020] Figure 4 This is a bottom view of the packaging shell of the utility model;

[0021] Figure 5 It is a cross-sectional view of the clamp of the present utility model.

[0022] The accompanying drawings are marked as follows: 1. sensor body; 2. mounting shell; 3. packaging shell; 4. embedding groove; 5. screw; 6. limit piece; 7. clamp; 8. groove; 9. knob; 10. clamping slot; 11. clamping block; 12. first anti-slip piece; 13. second anti-slip piece; 14. circuit board; 15. pin; 16. sensor contact point. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Refer to the instruction manual Figure 1-5 The utility model provides a continuous blood glucose detection device based on a biosensor, comprising a sensor body 1 for continuous blood glucose detection, and a shell component for encapsulating the sensor body 1;

[0025] like Figure 1-4As shown, the shell assembly includes a mounting shell 2 and a packaging shell 3, the mounting shell 2 is arranged at the bottom of the packaging shell 3, the sensor body 1 is arranged inside the mounting shell 2, the tops of both ends of the mounting shell 2 are provided with embedding grooves 4, each embedding groove 4 is provided with a screw 5, the bottom end of the screw 5 is installed with a limit member 6, the top of the limit member 6 is provided with a deformable clamp 7, the outside of the clamp 7 is in contact with the inner wall of the embedding groove 4, and the outer diameter of the clamp 7 is greater than the diameter of the embedding groove 4; a groove 8 is provided on one side of the top of the packaging shell 3 corresponding to the embedding groove 4, the top of the screw 5 penetrates the packaging shell 3 and extends to the inside of the embedding groove 4, and the screw 5 is threadedly connected to the packaging shell 3.

[0026] like Figure 5 As shown, a knob 9 is provided inside the groove 8, and the knob 9 is provided at the top of the screw 5. The top of the screw 5 is fixed to the bottom of the knob 9. Through the connection between the knob 9 and the screw 5, the user can operate the knob 9 to drive the screw 5 to rotate, thereby improving the convenience of the user operating the screw 5 to drive the limit member 6 to move upward.

[0027] like Figure 2 and 3 As shown, the tops of both front and rear ends of the mounting shell 2 are provided with card slots 10, and the card slots 10 are connected with card blocks 11, and the top of the card block 11 is fixed to the bottom of the packaging shell 3. With the help of the card block 11 and the card slot 10, the packaging shell 3 can be assembled and packaged on the top of the mounting shell 2, so that the sensor body 1 can be packaged.

[0028] like Figure 1 , 2 As shown in FIG4 , first anti-slip parts 12 are installed on both sides of the packaging shell 3. Through the setting of the first anti-slip parts 12, the friction between the user's hand and the packaging shell 3 can be increased, thereby ensuring the stability of the user's operation of the packaging shell 3 and avoiding loosening. Second anti-slip parts 13 are installed on both sides of the mounting shell 2. Through the setting of the second anti-slip parts 13, the stability of the user's hand and the mounting shell 2 can be enhanced, thereby ensuring the stability of the user holding the utility model.

[0029] like Figure 5 As shown, the diameter of the limiting member 6 is larger than the inner diameter of the clamping member 7. By setting the diameter of the limiting member 6 to be larger than the inner diameter of the clamping member 7, the limiting member 6 can limit the clamping member 7 and squeeze the clamping member 7, thereby causing the clamping member 7 to deform with the help of the limiting member 6.

[0030] like Figure 1-3As shown, an ASIC chip is installed inside the sensor body 1, and the sensor body 1 includes a circuit board 14, a pin 15 and a sensor contact 16. The pin 15 is installed on the packaging shell 3, and the sensor contact 16 is arranged on the circuit board 14. The circuit board 14 is arranged inside the mounting shell 2. By setting the ASIC chip, the detection accuracy of the utility model can be enhanced. ASIC chip, ASIC is a special chip, which is a general term for chips specially customized for certain specific needs. The ASIC chip can have an amplifier, current measurement, filter circuit, ADC circuit, temperature measurement, control register, digital interface, etc. The ASIC chip can store linearity compensation, time drift compensation, zero drift compensation, temperature compensation, etc.

[0031] The user operates the clamping block 11 on the packaging shell 3 to engage with the clamping groove 10, so that the packaging shell 3 can be packaged on the top of the mounting shell 2, and the clamping member 7 on the screw 5 is also embedded in the embedding groove 4, so that the clamping member 7 can be squeezed and contracted into the embedding groove 4, thereby enhancing the friction between the clamping member 7 and the embedding groove 4, ensuring the tightness and stability of the connection between the packaging shell 3 and the mounting shell 2;

[0032] At the same time, with the help of the threaded connection between the screw rod 5 and the packaging shell 3, the user can operate the knob 9 to drive the limit member 6 on the screw rod 5 to move upward, and the limit member 6 moves upward and squeezes the clamping member 7, causing the clamping member 7 to be greatly deformed. Therefore, when the clamping effect between the clamping member 7 and the embedding groove 4 is reduced, the clamping member 7 can be deeply deformed again, thereby ensuring the reliability of the utility model and extending the service life of the utility model.

[0033] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A continuous blood glucose detection device based on a biosensor, characterized in that: It comprises a sensor body (1) for continuous blood sugar detection, and a shell component for encapsulating the sensor body (1); The shell assembly comprises a mounting shell (2) and a packaging shell (3), wherein the mounting shell (2) is arranged at the bottom of the packaging shell (3), and the sensor body (1) is arranged inside the mounting shell (2). Both ends of the mounting shell (2) are provided with embedding grooves (4), and each embedding groove (4) is provided with a screw (5). A limit member (6) is installed at the bottom end of the screw (5), and a deformable clamp (7) is provided at the top of the limit member (6). The outside of the clamp (7) contacts the inner wall of the embedding groove (4), and the outer diameter of the clamp (7) is greater than the diameter of the embedding groove (4). A groove (8) is provided on one side of the top of the packaging shell (3) corresponding to the embedding groove (4); the top end of the screw rod (5) passes through the packaging shell (3) and extends into the embedding groove (4); the screw rod (5) is threadedly connected to the packaging shell (3).

2. A biosensor-based continuous blood glucose detection device according to claim 1, characterized in that: A knob (9) is provided inside the groove (8), and the knob (9) is provided on the top of the screw rod (5). The top of the screw rod (5) and the bottom of the knob (9) are fixed together.

3. The biosensor-based continuous blood glucose monitoring device according to claim 1, characterized in that: The tops of both the front and rear ends of the installation shell (2) are provided with card slots (10), and the card slots (10) are card-connected with card blocks (11), and the top of the card block (11) is fixed to the bottom of the packaging shell (3).

4. The biosensor-based continuous blood glucose monitoring device according to claim 1, characterized in that: First anti-slip parts (12) are installed on both sides of the packaging shell (3).

5. The biosensor-based continuous blood glucose monitoring device according to claim 1, characterized in that: Second anti-slip parts (13) are installed on both sides of the installation shell (2).

6. The biosensor-based continuous blood glucose monitoring device according to claim 1, characterized in that: The diameter of the limiting member (6) is greater than the inner diameter of the clamping member (7).

7. The biosensor-based continuous blood glucose monitoring device according to claim 1, characterized in that: An ASIC chip is installed inside the sensor body (1), and the sensor body (1) comprises a circuit board (14), a plug pin (15) and a sensor contact point (16), wherein the plug pin (15) is installed on a packaging shell (3), and the sensor contact point (16) is arranged on the circuit board (14), and the circuit board (14) is arranged inside the mounting shell (2).

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