CN219267938U - Blood glucose meter connector - Google Patents

Abstract

The utility model discloses a glucometer connector, which comprises an insulating shell, a plug cavity arranged in the insulating shell and a conductive terminal group arranged in the plug cavity, wherein the plug cavity penetrates through one side surface of the insulating shell along the plug direction to form a first plug interface, the conductive terminal group comprises at least one first conductive terminal and at least one second conductive terminal which is staggered with the first conductive terminal and is arranged in the plug cavity, the first conductive terminal and the second conductive terminal both comprise a plug part which is inserted in the plug cavity along the plug direction, a welding part which extends out of the plug cavity and a contact part which is formed on the plug part, the contact part of the first conductive terminal is closer to the first plug interface along the plug direction, and the contact part of the second conductive terminal is farther away from the first plug interface along the plug direction. The glucometer connector can solve the problem that the conductive terminals are too dense when arranged into a linear array.

Description

Blood glucose meter connector

Technical Field

The utility model relates to the technical field of connectors, in particular to a blood glucose meter connector.

Background

A blood glucose meter is an electronic instrument for cooperating with a blood glucose meter test strip to detect blood glucose levels. Be provided with the connector that is used for supplying blood glucose meter test paper to insert and electric connection on the blood glucose meter test paper, be provided with the conductive electrode on the blood glucose meter test paper, the conductive electrode be used for with information on the blood glucose meter test paper passes through the connector and transmits to the blood glucose meter. The blood glucose meter connector generally comprises an insulating shell, a plug cavity arranged in the insulating shell and a plurality of conductive terminals arranged in the plug cavity, wherein a plug port communicated with the plug cavity is arranged on the insulating shell, and blood glucose meter test paper is inserted into the cavity from the plug port and electrically connected with the conductive terminals. The plurality of conductive terminals of the existing glucometer connector are generally uniformly arranged in the plugging cavity at intervals along the transverse direction of the plugging cavity, and the number of the conductive terminals of the glucometer connector is more, if the arrangement is too compact, the conductive terminals are easy to interfere with each other and inconvenient to assemble, if the arrangement is too thin, the width of the plugging cavity of the glucometer connector is required to be increased, the size of the glucometer connector is further increased, the pursuit of the current technology on miniaturization of electronic equipment or components is not facilitated, and the manufacturing cost is too high.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to solve the technical problems that: provided is a blood glucose meter connector capable of solving the problem of too dense arrangement between conductive terminals.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a blood glucose meter connector, include insulating housing, set up in grafting chamber in the insulating housing and set up in conductive terminal group in the grafting intracavity, the grafting chamber link up along the grafting direction a side of insulating housing is in order to form a first interface, conductive terminal group include at least a first conductive terminal and with first conductive terminal crisscross set up in at least a second conductive terminal in the grafting intracavity, first conductive terminal and second conductive terminal all include along the grafting direction insert in the grafting portion in the grafting chamber, extend outside the grafting chamber welding portion and be formed in contact portion on the grafting portion, contact portion of first conductive terminal is closer to first interface along the grafting direction, contact portion of second conductive terminal is kept away from along the grafting direction first interface more.

Further, the insertion cavity penetrates through the bottom surface of the insulating housing along the vertical direction to form an opening, the bottom surface of the contact portion is higher than the bottom surface of the insulating housing, and when the glucometer connector is assembled on a circuit board in the glucometer, the contact portion and the portion, around the opening, on the bottom surface of the insulating housing enclose with the circuit board to form an insertion space in which the glucometer test paper is inserted.

Furthermore, the plug cavities comprise a plurality of plug cavities, every two adjacent plug cavities are separated by a separation wall, and the bottom surface of the separation wall is higher than the bottom surface of the contact part and the bottom surface of the insulating shell.

Further, each plug-in cavity penetrates through the insulating shell in a direction away from the first plug-in port to form a through groove, and the welding part of the conductive terminal extends out of the insulating shell through the through groove; and one section of each plug-in cavity corresponding to the contact part upwards penetrates through the top surface of the insulating shell along the vertical direction to form a slit, and the slit provides a clearance space for stress deformation when the contact part is contacted with the blood glucose meter test paper.

Further, the welding part comprises a vertical section attached to one side surface of the insulating shell far away from the first plug-in port and a welding section horizontally extending from the lower end of the vertical section to a direction far away from the first plug-in port, and the welding section is welded on a circuit board in the blood glucose meter.

Further, the insertion portion includes a first flat section horizontally disposed on a top cavity wall of the insertion cavity, and a second flat section extending straight from the first flat section toward the first insertion port and facing the slit, and the contact portion is formed below the second flat section.

Further, the contact portion includes an inclined section inclined downwardly and backwardly from the second flat section and a curved section upwardly curved from the inclined section, a lower surface of the curved section being defined as a contact surface with which the blood glucose meter test strip elastically contacts.

Furthermore, the bottom surface of the insulating shell is also provided with a plurality of fixing structures, one ends of the fixing structures are inserted on the insulating shell, and the other ends of the fixing structures are welded on a circuit board in the glucometer.

Further, the fixing structure comprises fixing grooves arranged on two sides of the insulating shell and metal fixing sheets inserted into the fixing grooves, and the fixing grooves comprise positioning grooves positioned on the inner side and stopping grooves positioned on the outer side and communicated with the positioning grooves; the stop groove is outwards communicated with the insulating shell to form a second inserting port, the stop groove is downwards communicated with the insulating shell to form a yielding port, the upper side wall of the stop groove is higher than the upper side wall of the positioning groove, and the parts, above and below the positioning groove, of the inner side wall of the stop groove form stop parts for stopping the metal fixing piece; the metal fixing piece enters the stop groove from the second inserting port and is positioned in the positioning groove.

Further, the metal fixing piece comprises a positioning part arranged in the positioning groove, a stopping part arranged in the stopping groove and a welding part penetrating out of the yielding port, and embedded parts embedded in the upper side wall and the lower side wall are arranged at positions, corresponding to the upper side wall and the lower side wall of the positioning groove, of the positioning part.

The blood glucose meter connector has the following beneficial effects: the first conductive terminal group is divided into the first conductive terminal and the second conductive terminal, the first conductive terminal and the second conductive terminal are arranged in a staggered mode, and the contact part of the first conductive terminal and the contact part of the second conductive terminal are staggered in the plugging direction. And secondly, through the slotting arranged opposite to the contact part and the second flat section, enough clearance space is provided to enable the contact part not to be limited when deforming, so that the contact part has more freedom degrees, the problem that the contact part is poor in elasticity due to space limitation of the conductive terminal is solved, the problem that the plugging freedom degree of the conductive terminal is limited due to poor elasticity is solved, the problem that the conductive terminal is easy to collide with a wall due to space limitation is solved, and the service life problem of the conductive terminal due to multiple collision with a wall is solved. The fixing structure is used for fixing the insulating shell and the circuit board through the inserted metal fixing piece, and the metal fixing piece is positioned in the positioning groove through the embedded part at the positioning part to fix the insulating shell; the metal fixing piece is stopped through the stop groove, so that the metal fixing piece is prevented from advancing inwards uniformly, assembly time is wasted, and assembly efficiency is reduced; the metal fixing sheet is horizontally arranged on the circuit board through the horizontally extending welding part, so that the metal fixing sheet is convenient to weld and fix with the circuit board.

Drawings

FIG. 1 is a schematic diagram of the structure of an embodiment of a glucose meter connector of the present utility model.

Fig. 2 is a schematic diagram of the structure of another view of an embodiment of the glucose meter connector of the present utility model.

Fig. 3 is a cross-sectional view of a glucose meter connector of the present utility model at a mounting slot.

Fig. 4 is a cross-sectional view of a metallic anchor tab in an embodiment of a glucose meter connector according to the present utility model.

Fig. 5 is an enlarged view of a portion a in fig. 4.

Fig. 6 is a cross-sectional view of a glucose meter connector of the present utility model at a first conductive terminal.

The meaning of the reference numerals in the drawings are:

an insulating housing 100; a top wall 101; a left side wall 102; a right side wall 103; a rear sidewall 104; a slit 105; a socket 110; a plug cavity 111; a partition wall 112; a first interface 120; a positioning post 130; an opening 140; a through slot 150;

a conductive terminal group 200; a first conductive terminal 210; a second conductive terminal 220; an insertion portion 211; a first flat section 211a; a second flat section 211b; a welded portion 212; a vertical section 212a; a welding section 212b; contact portions 213, 223; an inclined section 213a; a curved section 213b; contact surfaces 214, 224;

a fixed structure 300; a fixing groove 310; a positioning groove 311; a stop slot 312; a stop surface 312a; a yielding port 313; a second interface 314; a metal fixing piece 320; a positioning portion 321; an embedding portion 321a; a stopper 322; a welded portion 323.

Detailed Description

For the purposes, technical solutions and advantages of the present application, the technical solutions of the present application will be clearly and completely described below with reference to specific embodiments of the present application and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Referring to fig. 1 and 2, the glucose meter connector of the present utility model is embedded on the glucose meter housing and electrically connected to a circuit board inside the glucose meter, and is used as an electrical connection bridge between the glucose meter test paper and the glucose meter, for transmitting information on the glucose meter test paper to the glucose meter. The glucometer connector comprises an insulating shell 100, a plug cavity 110 arranged in the insulating shell 100 and a conductive terminal group 200 arranged in the plug cavity 110, wherein the plug cavity 110 penetrates through one side surface of the insulating shell 100 along the plug direction to form a first plug interface 120, and the first plug interface 120 is used for allowing glucometer test paper to be inserted into the plug cavity 110 so as to realize electric connection between the glucometer test paper and the conductive terminal group 200 in the plug cavity 110.

The insulating housing 100 may be generally defined as a conventional structure such as a cube, which may reduce the difficulty of mold design, reduce manufacturing costs, and increase general performance. For clarity of illustration, referring to the orientation shown in fig. 1, the upper side of the insulating housing 100 is defined herein as the top side, the lower side is defined herein as the bottom side, the left side is defined as the left side, the right side is defined as the right side, the front side is defined as the front side, the rear side is defined as the rear side, the up-down direction is defined as the vertical direction, the front-rear direction is defined as the plugging direction, and the left-right direction is defined as the lateral direction. The above-mentioned plugging cavity 110 penetrates the bottom surface of the insulating housing 100 downwards along the vertical direction and penetrates the front side surface of the insulating housing 100 forwards along the plugging direction, so that the insulating housing 100 is defined to be a semi-enclosed structure formed by enclosing the top wall 101, the left side wall 102, the right side wall 103 and the rear side wall 104, or the insulating housing 100 is defined to be a semi-enclosed structure formed by enclosing the top wall 101, the front side wall, the left side wall 102, the right side wall 103 and the rear side wall 104, and the bottom surface of the front side wall is higher than the bottom surfaces of the left side wall 102, the right side wall 103 and the rear side wall 104, and the space below the bottom surface of the front side wall forms the first plugging port 120.

The bottom surface of the insulating housing 100 is provided with a plurality of positioning posts 130, and the plurality of positioning posts 130 are used for being positioned on a circuit board inside the glucose meter when the glucose meter connector is connected with the circuit board, so that the conductive terminal group 200 is convenient to weld. In the illustrated embodiment, the number is specifically limited to two, and two positioning posts 130 are respectively disposed on the bottom surfaces of the left side wall 102 and the right side wall 103. The bottom surface of the insulating housing 100 is further provided with a plurality of fixing structures 300, the plurality of fixing structures 300 are used for enabling the blood glucose meter connector to be connected and fixed with a circuit board inside the blood glucose meter, one ends of the plurality of fixing structures 300 are inserted into the insulating housing 100, and the other ends of the plurality of fixing structures 300 are welded on the circuit board inside the blood glucose meter. In the illustrated embodiment, the number of the fixing structures 300 is also limited to two, and the two fixing structures 300 are respectively disposed at the left side wall 102 and the right side wall 103, and each include a fixing slot 310 disposed at a corresponding side wall of the insulating housing 100 and a metal fixing piece 320 inserted into the fixing slot 310.

Referring to fig. 3, 4 and 5, the fixing groove 310 includes a positioning groove 311 on the inner side (near the rear side) and a stopping groove 312 on the outer side (far from the front side) and penetrating the positioning groove 311. The height of the stop slot 312 is greater than the height of the positioning slot 311, so that the upper side wall of the stop slot 312 is higher than the upper side wall of the positioning slot 311, and the lower side wall is lower than the lower side wall of the positioning slot 311; or the lower side wall is omitted, that is, the stop groove 312 penetrates the insulating housing 100 downwards to form a relief opening 313. The portions of the inner side walls of the locking groove 312 located above and below the positioning groove 311 form a locking surface 312a for locking the metal fixing piece 320, and the locking surface 312a is used for realizing the backward locking of the metal fixing piece 320. The stop slot 312 penetrates the insulating housing 100 forward to form a second insertion opening 314, and the metal fixing piece 320 is positioned in the positioning slot 311 after entering the stop slot 312 from the second insertion opening 314. In the illustrated embodiment, the space of the second insertion port 314 near the front side is gradually expanded forward, leftward, rightward, upward, downward to form a front side guide port, and the space of the relief port 313 near the lower side is gradually expanded downward, leftward, rightward to form a lower side guide port.

The metal fixing piece 320 includes a positioning portion 321 disposed in the positioning slot 311, a stop portion 322 disposed in the stop slot 312, and a welding portion 323 passing through the relief hole 313, wherein the positioning portion 321 is provided with an embedded portion 321a embedded in the upper and lower sidewalls at positions corresponding to the upper and lower sidewalls of the positioning slot 311, and the embedded portion 321a is used for positioning the positioning portion 321. The welding portion 323 is used for welding to a circuit board inside the blood glucose meter, the welding portion 323 extends horizontally and outwards from the positioning portion 321 after extending vertically downwards, and outwards can refer to any direction which extends horizontally in a forward direction, a left direction, a right direction and the like as long as the welding portion 323 can be exposed out of the fixing groove 310, preferably, the outwards extending direction of the welding portion 323 of the metal fixing piece 320 assembled on the left side wall 102 is limited to extend horizontally leftwards, and the outwards extending direction of the welding portion 323 of the metal fixing piece 320 assembled on the right side wall 103 is limited to extend horizontally rightwards.

With continued reference to fig. 2, the plugging cavity 110 extends downward through the bottom surface of the insulating housing 100 to form an opening 140, and the plugging cavity 110 may be defined to include a plurality of plugging cavities 111 disposed at intervals along a lateral direction, each plugging cavity 111 extends rearward through the insulating housing 100 to form a through slot 150, and a top surface of the through slot 150 is in the same plane with a top cavity wall of the plugging cavity 111. Every two adjacent plug cavities 111 are separated by a partition wall 112, the top surface of the partition wall 112 is connected with the top surface of the cavity of the plug cavity 110, the bottom surface is higher than the contact surfaces 214 and 224 of the conductive terminal group 200, which are contacted with the blood glucose meter test paper, and the contact surfaces 214 and 224 of the conductive terminal group 200 are higher than the bottom surface of the insulating housing 100. When the glucose meter connector is assembled on a circuit board inside the glucose meter, the contact surfaces 214, 224 of the conductive terminal set 200, a portion of the bottom surface of the insulating housing 100 around the opening 140, and the circuit board enclose an insertion space into which the glucose meter test paper is inserted.

Referring to fig. 2 and 6, the conductive terminal set 200 includes at least one first conductive terminal 210 and at least one second conductive terminal 220 disposed in the socket cavity 110 in a staggered manner with the first conductive terminal 210, wherein the first conductive terminal 210 and the second conductive terminal 220 each include an insertion portion 211 inserted in the socket cavity 111 along the insertion direction, a welding portion 212 extending out of the socket cavity 111, and a contact portion 213 formed on the insertion portion 211, and the bottom surface of the contact portion 213 forms the contact surface 214 elastically contacting with the glucose meter test paper. The contact portion 213 of the first conductive terminal 210 is closer to the first socket 120 along the plugging direction, and the contact portion 223 of the second conductive terminal 220 is further away from the first socket 120 along the plugging direction, so that the contact portion 223 of the second conductive terminal 220 and the contact portion 213 of the first conductive terminal 210 are defined to be mutually spaced along the plugging direction, and are mutually staggered along the transverse direction, so that the problem that all the contact portions 213 and 223 are mutually close to each other in the same linear array can be avoided, and the problems of mutual interference and difficult assembly caused by over-close are solved.

In the illustrated embodiment, the plurality of first conductive terminals 210 is defined as three first conductive terminals 210, the plurality of second conductive terminals 220 is defined as two second conductive terminals 220, and the plurality of jack cavities 111 is defined as five jack cavities 111. The three first conductive terminals 210 are respectively disposed in the first jack cavity 111, the third jack cavity 111 and the fifth jack cavity 111 from left to right, and the two second conductive terminals 220 are respectively disposed in the second jack cavity 111 and the fourth jack cavity 111 from left to right, thereby realizing staggered arrangement of the three first conductive terminals 210 and the two second conductive terminals. The contact portions 213 of the three first conductive terminals 210 are closer to the front side, the contact portions 223 of the two second conductive terminals 220 are closer to the rear side, and the contact portions 213 of the first conductive terminals 210 and the contact portions 223 of the second conductive terminals 220 do not have any overlapping portions in the front-rear direction, thereby realizing the interval arrangement of the contact portions 213 of the first conductive terminals 210 and the contact portions 223 of the second conductive terminals 220 in the front-rear direction. The design does not increase the manufacturing cost, shortens the length of the second conductive terminal 220 on the length of the conventional conductive terminal, and saves the manufacturing cost.

The insertion portion 211, the contact portion 213, and the welding portion 212 are defined as an integral piece. The insertion portion 211 has a first flat section 211a that is horizontally disposed on the top wall of the insertion cavity 111, and a second flat section 211b that extends from the first flat section 211a in a direction toward the first insertion port 120, and the two lateral sides of the first flat section 211a are each protruded with an insertion portion (not shown) that can be inserted into the two side walls of the insertion cavity 111, and the insertion portion is used to position the insertion portion 211. The contact portion 213 is formed below the second flat section 211b, and the contact portion 213 includes an inclined section 213a inclined downward from the second flat section 211b (extending toward the first flat section 211 a) and a curved section 213b curved upward from the inclined section 213a, and the lower surface of the curved section 213b is defined as the contact surface 214 elastically contacting the glucose meter test strip. When the glucose meter strip is inserted into the connector, the glucose meter strip presses up against the contact surfaces 214, 224 to maintain connectivity therewith. In the illustrated embodiment, in order to provide a space for deformation of the contact portion 213 when contacting with the glucose meter test strip, a section of each of the socket cavities 111 corresponding to the contact portion 213, 223 passes through the top surface of the insulating housing 100 in the vertical direction upwards to form a slit 105, the slit 105 is disposed opposite to the contact portion 213, 223 and a second flat section 211b directly above the contact portion 213, 223, and on a horizontal projection plane, a lateral width of the slit 105 is slightly greater than a lateral width of the second flat section 211b and the contact portion 213, 223, and a length of the slit 105 is slightly greater than a length of the second flat section 211 b.

The soldering portion 212 of the conductive terminal is located outside the rear sidewall 104 of the insulating housing 100, and is formed by the first flat section 211a extending out of the insulating housing 100 through the through slot 150. The soldering part 212 includes a vertical section 212a attached to the rear side of the insulating housing 100, and a soldering section 212b extending horizontally from the lower end of the vertical section 212a in a direction away from the first socket 120, and the soldering section 212b is soldered to a circuit board inside the glucose meter.

When the blood glucose meter connector is assembled on a circuit board in the blood glucose meter, the positioning column 130 is positioned in the positioning hole on the circuit board, and the welding part 323 of the metal fixing piece 320 and the welding part 212 of the conductive terminal group 200 are welded with the circuit board. When the glucometer connector is assembled on the circuit board, the bottom surfaces of the left side wall 102, the right side wall 103 and the rear side wall 104 of the glucometer connector are all disposed on the circuit board, the first plug-in port 120 is formed between the front side wall and the circuit board, the bottom surface of the partition wall 112 is lower than the bottom surface of the front side wall, the contact surfaces 214, 224 of the contact portions 213, 223 are lower than the bottom surface of the partition wall 112, and the contact surfaces 214, 224, the circuit board and the side walls enclose to form a plug-in space for inserting the glucometer test paper therein and electrically connected with the plug-in portion. When the information of the blood glucose meter test paper needs to be read, the blood glucose meter test paper is inserted into the plugging space to be electrically connected with the plugging part after passing through the first plugging port 120 from outside to inside, and the information on the blood glucose meter test paper can be transmitted to the blood glucose meter through the connector.

The blood glucose meter connector has the following beneficial effects: the first conductive terminal group is divided into the first conductive terminal and the second conductive terminal, the first conductive terminal and the second conductive terminal are arranged in a staggered mode, and the contact part of the first conductive terminal and the contact part of the second conductive terminal are staggered in the plugging direction. And secondly, through the slotting arranged opposite to the contact part and the second flat section, enough clearance space is provided to enable the contact part not to be limited when deforming, so that the contact part has more freedom degrees, the problem that the contact part is poor in elasticity due to space limitation of the conductive terminal is solved, the problem that the plugging freedom degree of the conductive terminal is limited due to poor elasticity is solved, the problem that the conductive terminal is easy to collide with a wall due to space limitation is solved, and the service life problem of the conductive terminal due to multiple collision with a wall is solved. The fixing structure is used for fixing the insulating shell and the circuit board through the inserted metal fixing piece, and the metal fixing piece is positioned in the positioning groove through the embedded part at the positioning part to fix the insulating shell; the metal fixing piece is stopped through the stop groove, so that the metal fixing piece is prevented from advancing inwards uniformly, assembly time is wasted, and assembly efficiency is reduced; the metal fixing sheet is horizontally arranged on the circuit board through the horizontally extending welding part, so that the metal fixing sheet is convenient to weld and fix with the circuit board.

The foregoing examples only represent preferred embodiments of the present utility model, which are described in more detail and are not to be construed as limiting the scope of the utility model. It should be noted that several variations and modifications can be made by a person skilled in the art without departing from the inventive concept, which fall within the scope of the present utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. The utility model provides a blood glucose meter connector, includes insulating housing, set up in grafting chamber in the insulating housing and set up in conductive terminal group in the grafting chamber, the grafting chamber link up along the grafting direction a side of insulating housing is in order to form a first interface, its characterized in that: the conductive terminal group comprises at least one first conductive terminal and at least one second conductive terminal which is staggered with the first conductive terminal in the plugging cavity, wherein the first conductive terminal and the second conductive terminal respectively comprise an insertion part which is inserted in the plugging cavity along the plugging direction, a welding part which extends out of the plugging cavity and a contact part which is formed on the insertion part, the contact part of the first conductive terminal is closer to the first plugging port along the plugging direction, and the contact part of the second conductive terminal is farther away from the first plugging port along the plugging direction.

2. The glucose meter connector of claim 1, wherein: the plug-in cavity penetrates through the bottom surface of the insulating shell along the vertical direction to form an opening, the bottom surface of the contact part is higher than the bottom surface of the insulating shell, and when the glucometer connector is assembled on a circuit board in the glucometer, the contact part and the part around the opening on the bottom surface of the insulating shell are enclosed with the circuit board to form an insertion space in which the glucometer test paper is inserted.

3. The glucose meter connector of claim 1, wherein: the plug cavities comprise a plurality of plug cavities, every two adjacent plug cavities are separated by a partition wall, and the bottom surface of the partition wall is higher than the bottom surface of the contact part and the bottom surface of the insulating shell.

4. The glucose meter connector of claim 3, wherein: each plug-in cavity penetrates through the insulating shell in a direction away from the first plug-in port to form a through groove, and the welding part of the conductive terminal extends out of the insulating shell through the through groove; and one section of each plug-in cavity corresponding to the contact part upwards penetrates through the top surface of the insulating shell along the vertical direction to form a slit, and the slit provides a clearance space for stress deformation when the contact part is contacted with the blood glucose meter test paper.

5. The glucose meter connector of claim 4, wherein: the welding part comprises a vertical section attached to one side surface of the insulating shell far away from the first plug-in port and a welding section horizontally extending from the lower end of the vertical section to the direction far away from the first plug-in port, and the welding section is welded on a circuit board in the blood glucose meter.

6. The glucose meter connector of claim 4, wherein: the inserting part comprises a first flat section and a second flat section, the first flat section is horizontally arranged on the top cavity wall of the inserting cavity, the second flat section extends straight from the first flat section to the first inserting direction and faces the slotting, and the contact part is formed below the second flat section.

7. The glucose meter connector of claim 6, wherein: the contact portion includes an inclined section inclined downwardly and rearwardly from the second flat section, and a curved section upwardly curved from the inclined section, a lower surface of the curved section being defined as a contact surface with which the blood glucose meter test strip elastically contacts.

8. The glucose meter connector as set forth in any one of claims 1 to 7, wherein: the bottom surface of insulating casing still is provided with several fixed knot and constructs, and the several fixed knot constructs one end insert in insulating casing is last, and the other end welds on the circuit board in the glucometer.

9. The glucose meter connector of claim 8, wherein: the fixing structure comprises fixing grooves arranged on two sides of the insulating shell and metal fixing sheets inserted into the fixing grooves, and the fixing grooves comprise positioning grooves positioned on the inner side and stop grooves positioned on the outer side and communicated with the positioning grooves; the stop groove is outwards communicated with the insulating shell to form a second inserting port, the stop groove is downwards communicated with the insulating shell to form a yielding port, the upper side wall of the stop groove is higher than the upper side wall of the positioning groove, and the parts, above and below the positioning groove, of the inner side wall of the stop groove form stop parts for stopping the metal fixing piece; the metal fixing piece enters the stop groove from the second inserting port and is positioned in the positioning groove.

10. The glucose meter connector of claim 9, wherein: the metal fixing piece comprises a positioning part arranged in the positioning groove, a stopping part arranged in the stopping groove and a welding part penetrating out of the yielding port, and embedded parts embedded in the upper side wall and the lower side wall are arranged at positions, corresponding to the upper side wall and the lower side wall of the positioning groove, on the positioning part.

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