CN214208347U - Sensor assembly and blood sugar detector - Google Patents

Abstract

The application discloses a sensor assembly and a blood sugar detector, which comprise a sensor, an upper cover, a base, waterproof silica gel and conductive rubber; the sensor is arranged below the upper cover; the waterproof silica gel is arranged in the base, a first waterproof lip edge is arranged on the upper surface of the waterproof silica gel, and the first waterproof lip edge is abutted against the bottom of the sensor; the conductive rubber is arranged in the waterproof silica gel, the upper surface of the conductive rubber is abutted to the sensor, and the lower surface of the conductive rubber is abutted to the flexible PCB. The application provides a sensor module and blood sugar detector, can be effectively waterproof, simple structure has reduced equipment cost simultaneously.

Description

Sensor assembly and blood sugar detector

Technical Field

The present application relates to the technical field of medical equipment, and more particularly, to a sensor assembly and a blood glucose meter.

Background

One component of the continuous dynamic blood glucose monitor is a sensor, which is responsible for measuring blood glucose data. When the blood glucose meter is worn on a human body, the sensor needle tip part is implanted into the human body, the tail part of the sensor is fixed in the sensor component, and the tail part of the sensor is connected with a circuit in the emitter through the conductive rubber. The dynamic blood glucose meter has a long wearing period and needs to meet the waterproof requirement on the sensor and the connecting part of the sensor and the emitter. In the blood glucose tester matched with the conventional sheet sensor, a piece of waterproof silica gel is respectively placed on the upper surface and the lower surface of the sensor, and the waterproof requirement is met by buckling the sensor component and the emitter shell and compressing the silica gel. Two waterproof silica gel of different specifications have been adopted in whole device, and the increase of material has increased certain cost for the production in later stage.

Therefore, it is a problem to be solved by those skilled in the art to design a sensor assembly that is effectively waterproof and has a simple structure.

SUMMERY OF THE UTILITY MODEL

For solving above-mentioned technical problem, this application provides a sensor module, can be effectively waterproof, and simple structure solves prior art and need adopt two waterproof silica gel of different specifications simultaneously, and the increase of material leads to the problem that the cost improves.

The technical scheme provided by the application is as follows:

a sensor assembly comprises a sensor, an upper cover, a base, waterproof silica gel and conductive rubber;

the sensor is arranged below the upper cover;

the waterproof silica gel is arranged in the base, a first waterproof lip edge is arranged on the upper surface of the waterproof silica gel, and the first waterproof lip edge is abutted against the bottom of the sensor;

the conductive rubber is arranged in the waterproof silica gel, the upper surface of the conductive rubber is abutted to the sensor, and the lower surface of the conductive rubber is abutted to the flexible PCB.

Preferably, waterproof silica gel lower surface is provided with the waterproof lip limit of second, the waterproof lip limit of second and flexible PCB top butt.

Preferably, be provided with the holding tank on the base, waterproof silica gel sets up in the holding tank.

Preferably, the waterproof silica gel is provided with a containing hole, and the conductive rubber is arranged in the containing hole.

Further, the number of the conductive rubbers is three.

Further, the number of the accommodating holes is three.

The application also provides a blood glucose meter, including any one of the above-mentioned sensor assemblies.

Preferably, an accommodating cavity for accommodating the sensor assembly is formed in the upper shell.

Preferably, the bottom shell can be engaged with the upper shell.

The utility model provides a sensor assembly through set up first waterproof lip limit on waterproof silica gel upper surface, and first waterproof lip limit is surrounding sensor surface's contact, in sensor assembly lock arrived the transmitter, can cause waterproof silica gel's compression. The first waterproof lip edge on the upper surface of the waterproof silicone rubber forms a closed waterproof ring with a contact on the surface of the sensor through compression, so that the waterproof silicone rubber can effectively prevent water, has a simple structure and reduces equipment cost. The problem of prior art need adopt two waterproof silica gels of different specifications, the increase of material leads to the cost to improve is solved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a sensor assembly according to an embodiment of the present invention;

fig. 2 is another schematic structural diagram of a sensor assembly according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a blood glucose meter according to an embodiment of the present invention;

fig. 4 is a schematic view of a first waterproof lip in a sensor assembly provided by an embodiment of the present invention;

fig. 5 is a schematic view of a second waterproof lip in a sensor assembly provided by an embodiment of the present invention.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, the meaning of a plurality of or a plurality of is two or more unless specifically limited otherwise.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the practical limit conditions of the present application, so that the modifications of the structures, the changes of the ratio relationships, or the adjustment of the sizes, do not have the technical essence, and the modifications, the changes of the ratio relationships, or the adjustment of the sizes, are all within the scope of the technical contents disclosed in the present application without affecting the efficacy and the achievable purpose of the present application.

The embodiment of the utility model provides an adopt progressive mode to write.

The embodiment discloses a sensor assembly, as shown in fig. 1 and 4, comprising a sensor 1, an upper cover 2, a base 3, waterproof silica gel 4 and conductive rubber 5;

the sensor 1 is arranged below the upper cover 2;

a waterproof silica gel 4 is arranged in the base 3, a first waterproof lip edge 41 is arranged on the upper surface of the waterproof silica gel 4, and the first waterproof lip edge 41 is abutted against the bottom of the sensor 1;

conductive rubber 5 sets up in waterproof silica gel 4, and conductive rubber 5 upper surface and sensor 1 butt, and conductive rubber 5 lower surface and flexible PCB8 butt.

The sensor 1 of the embodiment adopts a sheet sensor 1, the working part of the sheet sensor 1 is arranged at the needle point, the tail part of the sheet sensor is distributed with a contact connected with the flexible PCB8 and communicated with the needle point, and the contacts on the sensor 1 are distributed on the same surface of the sensor 1. Compare in current two-layer waterproof silica gel 4's structure, original upper waterproof silica gel 4 has directly been cancelled to this embodiment, only adopts one deck waterproof silica gel 4, and parcel conductive rubber 5 places in sensor 1 below, and waterproof silica gel 4's upper surface has first waterproof lip limit 41. A first waterproof lip 41 on the upper surface of the waterproof silicone 4 surrounds the contacts on the surface of the sensor 1 and causes compression of the waterproof silicone 4 when the sensor assembly is snapped into the transmitter. The first waterproof lip edge 41 on the upper surface of the waterproof silica gel 4 forms a closed waterproof ring with a contact on the surface of the sensor 1 through compression, so that the waterproof sensor can effectively prevent water, and is simple in structure and capable of reducing equipment cost.

Preferably, as shown in fig. 2 and 5, the lower surface of the waterproof silicone rubber 4 is provided with a second waterproof lip 42, and the second waterproof lip 42 abuts against the top of the flexible PCB 8.

A second waterproof lip 42 on the lower surface of the waterproof silicone 4 wraps around the conductive rubber 5 connected to the sensor 1. When the sensor assembly is snapped into the emitter, compression of the waterproof silicone 4 will result. The second waterproof lip 42 on the lower surface of the waterproof silica gel 4 forms a closed waterproof ring with the flexible PCB8 on the emitter by compression, and the conductive rubber 5 electrically connecting the sensor 1 and the flexible PCB8 is sealed in the waterproof ring, so that the waterproof effect is further improved.

Preferably, as shown in fig. 2, a receiving groove 31 is provided on the base 3, and the waterproof silicone 4 is disposed in the receiving groove 31.

In the practical application, different placing methods can be selected according to the shape or type of sensor component and transmitter component to waterproof silica gel 4, and in this embodiment, waterproof silica gel 4 is placed in the holding tank 31 of seting up on base 3 for waterproof silica gel 4 can obtain effectual fixed, avoids its in use to cause unnecessary displacement.

Preferably, as shown in fig. 2, the waterproof silicone rubber 4 is provided with a receiving hole 43, and the conductive rubber 5 is disposed in the receiving hole 43.

Similar to the above, in practical application, the conductive rubber 5 may be placed in different manners according to the shapes or types of the sensor element and the emitter element, and in this embodiment, the conductive rubber 5 is placed in the accommodating hole 43 formed in the silicone rubber, so that the conductive rubber 5 can be effectively fixed, and unnecessary displacement caused by use of the conductive rubber is avoided.

Further, as shown in fig. 2, the number of the conductive rubbers 5 is three.

The conductive rubber 5 is used to electrically connect the sensor 1 and the flexible PCB8, and since the sensor is composed of three different electrodes, three conductive wires 5 are required to electrically connect the sensor 1 and the flexible PCB 8.

In the present embodiment, three conductive rubbers 5 are used, and the three conductive rubbers 5 may be placed in the same accommodation hole 43 or in different accommodation holes 43.

Further, as shown in fig. 2, the number of the accommodation holes 43 is three.

In the embodiment, in order to effectively achieve the purpose that each conductive rubber 5 can conduct electricity independently and does not interfere with each other, the number of the accommodating holes 43 is the same as that of the conductive rubbers 5, and is also three, the accommodating holes are not communicated with each other, and each accommodating hole has a certain distance and is isolated by the waterproof silicone rubber 4.

The application also provides a blood sugar detector, which comprises any one of the sensor assemblies and has the same technical effect.

In practice, as shown in FIG. 3, the blood glucose monitor includes a sensor assembly and a transmitter assembly, wherein the transmitter assembly includes an upper housing 6, a bottom housing 7 and a flexible PCB8, and the sensor assembly is electrically connected to the flexible PCB8 through a conductive rubber 5 disposed therein.

Preferably, as shown in fig. 3, the upper case 6 is provided with an accommodating cavity 61 for accommodating the sensor assembly.

For better fixation, the sensor assembly can be placed in the receiving cavity 61, and the receiving cavity 61 matches the size of the sensor assembly.

Preferably, drain pan 7 can with 6 block of epitheca, can reach better sealed effect, further improve water-proof effects simultaneously.

The detachable mode that adopts block or buckle to be connected between drain pan 7 and the epitheca 6 adopts and to dismantle the connection under the prerequisite of guaranteeing the leakproofness, can maintain or change interior subassembly or part as required.

In this embodiment, the clamping structure is disposed on the bottom shell 7, and a corresponding opening or a corresponding limiting hole is disposed at a corresponding position of the top shell 6, and the specific disposing manner will not be described herein.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (9)

1. A sensor assembly is characterized by comprising a sensor, an upper cover, a base, waterproof silica gel and conductive rubber;

the sensor is arranged below the upper cover;

the waterproof silica gel is arranged in the base, a first waterproof lip edge is arranged on the upper surface of the waterproof silica gel, and the first waterproof lip edge is abutted against the bottom of the sensor;

the conductive rubber is arranged in the waterproof silica gel, the upper surface of the conductive rubber is abutted to the sensor, and the lower surface of the conductive rubber is abutted to the flexible PCB.

2. The sensor assembly of claim 1, wherein the waterproof silicone lower surface is provided with a second waterproof lip, the second waterproof lip abutting the top of the flexible PCB.

3. The sensor assembly of claim 1, wherein the base is provided with a receiving groove, and the waterproof silicone is disposed in the receiving groove.

4. The sensor assembly according to claim 1, wherein the waterproof silicone rubber has a receiving hole, and the conductive rubber is disposed in the receiving hole.

5. The sensor assembly of claim 4, wherein the number of conductive rubbers is three.

6. The sensor assembly of claim 5, wherein the receiving holes are three in number.

7. A blood glucose meter comprising an upper housing and a bottom housing, further comprising a sensor assembly according to any one of claims 1 to 6.

8. The blood glucose monitor of claim 7, wherein the upper housing defines a receiving cavity for receiving the sensor assembly.

9. The blood glucose monitor of claim 7, wherein the bottom housing is engageable with the top housing.

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