JP2003084867A - Connector structure and card type electronic apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a connector and a card type electronic apparatus capable of being connected together without the influence of the outer shape of a terminal device. SOLUTION: This connector structure comprising: a card type electronic apparatus body with an insertion part to be inserted into a card insertion hole provided on the terminal device side; a body-side connector part mounted at a tip surface of the insertion part and connectable to a terminal device-side connector attached to a deep surface of the card insertion hole; and a variable adjustment mechanism for allowing the adjustment of the maximum length from the tip surface of the insertion part insertable into the card insertion hole.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connector structure of a connector connecting device used by connecting to a terminal device. For example, the present invention relates to a connection structure between a connector portion on the card type electronic device main body side and a terminal device side connector portion of a terminal device.

[0002]

2. Description of the Related Art Conventionally, a card-shaped electronic device having a card shape has been used in various electronic devices. For example, a memory card equipped with a memory and a PC card equipped with a CPU are widely used as card-integrated electronic devices. .

There are a wide variety of terminal devices in which such a card-integrated electronic device is used. For example,
Various character fonts are prepared on the memory card in the printer device, and memory cards for each language are prepared in the electronic dictionary. These terminal devices select an appropriate memory card from the prepared memory cards. The terminal device can be customized by mounting it on the terminal device.

The card-type electronic equipment is provided with connector portions on the card-type electronic equipment (main body) side and the terminal device side, respectively, in order to secure electrical connection between the card-type electronic equipment and the terminal device. As this connector part, a terminal device side connector having a large number of connection pins provided in a card slot which is a card insertion hole on the terminal device side is attached, and the connection pins are fitted to the card type electronic device (main body) side. It has become widespread that a card-type electronic device main body side connector part provided with a connection hole for insertion into the main body is attached.

Since each connecting pin of the connector section must be electrically insulated from the adjacent connecting pin, and the main body of the card-type electronic device needs to be as small as possible, each connecting pin is individually connected. Very thin.

Therefore, when inserting the card type electronic device into the card insertion hole (card slot) of the terminal device for connection, it is necessary to make a careful connection so as not to damage the connection pin. Also, even after the connection is completed, if an external load such as impact is applied to the card electronic device, the connector part and the printed circuit board on which the connector part is attached will be damaged, so be careful not to apply such an external load. There is.

In order to solve such a problem, for example, in Japanese Unexamined Patent Publication No. 7-325893, a fixed stopper is attached to a card, and the fixed stopper is provided before the leading end surface of the card abuts on the terminal device. A technique is disclosed in which a card is prevented from being inserted by making contact with a part of the terminal device so that the card cannot be inserted further.

[0008]

SUMMARY OF THE INVENTION In the above prior art,
By providing a fixed stopper on the card type electronic device, the insertion depth (the length that the card can be inserted into the card slot) is limited so that the tip of the card does not come into contact with the terminal device side connector section. In addition, the connector protects the damage of the connector from an external impact applied to the card type electronic device.

However, in order for the protection function of this protection method to work, the distance from the terminal device side connector in the card insertion hole (card slot) to the opening forming surface of the card insertion hole, that is, the insertion depth of the card insertion hole is The condition is that the length from the connector of the main body of the card type electronic device to the fixed type stopper is compatible, and it was a protection means effective only in the card type electronic device that was compatible with this insertion depth. That is, this protection mechanism does not work in a card-type electronic device that does not match the card insertion depth of the terminal device, and in some cases, there is a terminal device that cannot be attached by this protection mechanism.

Such a problem is not limited to the connector portion for connecting the card-type electronic equipment and the terminal device, but an insertion hole is formed in the terminal device, and a general connector connection is made by inserting the insertion hole into the insertion hole. The same applies to the connector structure of the device.

Therefore, the present invention provides a connector structure in which a connector can be connected without being restricted by the insertion depth of an insertion hole of a card or the like provided in a terminal device, and a protection function against an external load works. With the goal.

A further object of the present invention is to provide a card type electronic device having such a connector structure.

[0013]

The connector structure of the present invention made to solve the above-mentioned problems is a connector structure for connecting a connector body to a terminal device, and is provided in an insertion hole provided on the terminal device side. A connector body formed with an insertion portion for insertion into a connector, a body-side connector portion that is attached to the distal end surface of the insertion portion and is connectable to the terminal device-side connector portion attached to the inner surface of the insertion hole, and the connector body And a variable adjustment mechanism that adjusts the maximum length from the front end surface of the insertion part that can be inserted into the insertion hole.

According to the present invention, when the insertion portion of the connector body is inserted into the insertion hole of the terminal device, the maximum length from the tip end surface of the insertion portion which can be inserted into the insertion hole by the variable adjustment mechanism is set. Adjust it. This prevents the insertion portion of the connector body from being inserted deeper than the maximum length into the insertion hole. Here, the connector body may have a card shape.

Further, the variable adjustment mechanism includes a detachable adapter member for limiting the insertion length of the insertion portion into the insertion hole by contacting the opening forming surface of the insertion hole, and a fixed adapter member along the insertion direction in the insertion portion. An adapter member mounting portion for fixing the adapter member at positions separated by intervals may be provided. At that time, the adapter member attaching portion includes a concave portion or a convex portion formed at a position in the insertion portion at regular intervals along the insertion direction, and a convex portion formed on the adapter member and capable of fitting with the concave portion or the convex portion. You may make it consist of a part or a recessed part.

Further, the adapter member is composed of two members, and the adapter member mounting portion is formed at two different positions in the insertion portion which are separated from each other, and each adapter member is independently mounted on the two adapter member mounting portions. You may be able to attach to each. In particular, a step may be formed on the opening forming surface of the insertion hole in the insertion direction, and the adapter member mounting portion may be provided so that the adapter member can respectively contact the opening forming surface of different steps.

Further, the adapter member mounting portion is composed of a convex portion formed at a position spaced apart by the width dimension of the adapter member along the insertion direction in the insertion portion, and the adapter member is fitted between the adjacent convex portions. It may be fixed as desired.

Also, the variable adjustment mechanism includes a detachable adapter member having a plurality of different widths for limiting the insertion length of the insertion portion by contacting the opening forming surface of the insertion hole, and the plurality of adapter members. It may be configured with an adapter member attachment portion formed in the insertion portion for fixing one of them.

Further, the variable adjustment mechanism is configured so that the stopper portion limits the insertion length of the insertion portion by contacting the opening forming surface of the insertion hole, and the stopper portion can be moved back and forth in the insertion direction of the insertion portion. It may be configured to include a stopper screwing portion screwed to the connector body.

Further, two pairs of the stopper portion and the stopper screwing portion are attached, and a step is formed on the opening forming surface of the insertion hole in the insertion direction, and the stopper portion is respectively formed on the opening forming surface of different steps. The stopper screwing portion may be attached so as to be able to abut.

The card-type electronic device of the present invention made to solve the above-mentioned problems includes a card-type electronic device main body having an insertion portion for insertion into a card insertion hole provided on the terminal device side. , The card-type electronic device body side connector part that is attached to the tip end surface of the insertion part and can be connected to the terminal device-side connector part that is attached to the back side of the card insertion hole, and the card-type electronic device body And a variable adjustment mechanism capable of adjusting the maximum length from the front end surface of the insertion part that can be inserted into the hole.

According to the present invention, when the insertion portion of the card type electronic device main body is inserted into the insertion hole of the terminal device side, it can be inserted into the card insertion hole by the variable adjustment mechanism from the front end surface of the insertion portion. Adjust the maximum length. This prevents the insertion portion of the card-type electronic device body from being inserted deeper than the maximum length into the insertion hole.

[0023]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. (Embodiment 1) FIGS. 1 to 4 are views showing a connector structure of a card type electronic device showing an embodiment of the present invention. In FIG. 1, 1 is a terminal device, 1S is a card insertion hole formed in the terminal device, 1a is an opening used as an inlet of the card insertion hole 1S, 1b is an opening forming surface (side surface of the terminal device) ).

Reference numeral 2 is a card type electronic device, and an insertion portion 2S which is inserted into the card insertion hole 1S from the opening 1a is formed on the front end side thereof. A step is formed at the rear end of the insertion portion 2S and is wider in the height direction (vertical direction on the paper surface) than the insertion portion 2S side. The cross section of the insertion part 2S has an opening 1
Finished in a shape and size that matches the shape and size of a.
The position is set inside the card insertion hole 1S when the insertion portion 2S is inserted. In this example, the opening 1a has a flat rectangular shape, and therefore the cross section of the insertion portion 2S also has a flat rectangular shape. Further, a card-type electronic device main body side connector portion (main body side connector portion) 2g is attached to the front end surface of the insertion portion 2S.

The upper, lower, left, and right surfaces along the insertion direction of the insertion portion 2S have a planar shape, of which the sides parallel to the insertion direction formed by the upper surface and the left side surface, and the upper surface and the right side surface are in the insertion direction. A plurality of (five in the figure) concave portions 2a are formed symmetrically at regular short intervals.

Reference numeral 3 denotes a substantially U-shaped adapter, which is finished in shape and dimensions so as to surround the left and right side surfaces, the bottom surface and a part of the upper surface in the cross section of the insertion portion 2S. Projections 3a are formed at both ends of the adapter 3 (positions facing the upper surface of the insertion section 2S), and the projections 3a are fitted into the depressions 2a formed in the insertion section 2S, as shown in FIG. Thus, the adapter 3 is attached to the insertion portion 2S. Then, the convex portion 3a of the adapter 3 is replaced by any concave portion 2a.
The mounting position of the adapter 3 can be changed depending on whether it is mounted on.

Since the adapter 3 is shaped and dimensioned so as to surround the outside of the insertion portion 2S, even if it is brought close to the insertion hole 1S of the terminal device body 1, the adapter 3 has the same shape and dimensions as the cross section of the insertion portion 2S. It cannot enter the opening 1a, and comes into contact with the opening forming surface 1b as shown in FIG.

FIG. 4 is a view showing a cross section of the card insertion hole 1S of the terminal device 1. Reference numeral 4 denotes a terminal device side connector portion attached to the inner surface of the card insertion hole. The figure shows a state in which the card type electronic device 2 is inserted into the card insertion hole 1S and the terminal device side connector portion 4 and the card type electronic device body side connector portion 2g are connected.

Since the adapter 3 is attached to the central recess 2a among the five recesses 2a formed in the insertion portion 2S, the adapter 3 is slightly separated between the card-type electronic equipment main body side connector portion 2g and the terminal device side connector 4. The adapter 3 comes into contact with the opening forming surface 1b in a state where a large gap (indicated by A in the figure) is left. As a result, even if the card-type electronic device 2 receives an external load or the like, the connector parts are prevented from strongly abutting each other.

The card type electronic device 2 is inserted into the card insertion hole 1
When inserting into a terminal device having a different card insertion depth of S, the insertion depth of the terminal device is adjusted by adjusting the concave portion 2a for mounting the adapter 3 according to the insertion depth of the card insertion hole 1S of the terminal device. Can be adjusted to suit.

(Embodiment 2) FIGS. 5 to 8 are views showing the configuration of a card type electronic device showing another embodiment of the present invention. In these figures, the terminal device 1 and the card insertion hole 1
S, opening 1a, opening forming surface 1b, card type electronic device 2,
Since the card-type electronic device main body side connector portion 2g and the terminal device side connector portion 4 are the same as those in FIGS. 1 to 4, the description thereof will be omitted by giving the same reference numerals.

In this embodiment, a plurality of (four in the figure) convex portions 2h are attached to the upper surface of the insertion portion 2S symmetrically along the both sides thereof at regular intervals.

Reference numeral 3 denotes a substantially U-shaped adapter, which is finished in shape and dimensions so as to surround the left and right side surfaces and the bottom surface in the cross section of the insertion portion 2S. The width of the adapter 3 is adjusted to the space between the adjacent convex portions 2h. At both ends of the adapter 3, inner protrusions 3b for fitting between the protrusions 2h are formed at positions facing the upper surface of the insertion portion 2S, and as shown in FIG. 6, these are formed between the protrusions 2h. By fitting, the adapter 3 can be attached to the insertion portion 2.

Since the adapter 3 is shaped and dimensioned so as to surround the outside of the insertion portion 2S, even if the adapter 3 is brought close to the insertion hole 1S of the terminal device 1, the insertion portion 2S
It cannot enter the opening 1a having the same shape and size as the cross section, and comes into contact with the opening forming surface 1b as shown in FIG.

FIG. 8 is a view showing a cross section of the card insertion hole 1S of the terminal device. The adapter 3 is attached at an appropriate position among the convex portions 2h formed on the insertion portion 2S, so that a slight gap (between the card-type electronic device main body side connector portion 2g and the terminal device side connector portion 4 ( (Indicated by A in the figure)
The adapter 3 comes into contact with the opening forming surface 1b in the state of leaving. This prevents the connectors from directly abutting against each other even when receiving an external load or the like.

This card type electronic device 2 is installed in the card insertion hole 1
When inserting S into a terminal device having a different insertion depth, by adjusting the position between the convex portions 2h to which the adapter 3 is attached according to the insertion depth of the card insertion hole 1S of the terminal device, the insertion of the terminal device It can be adjusted to fit the depth.

(Embodiment 3) FIGS. 9 to 11 are views showing the configuration of a card-type electronic apparatus showing another embodiment of the present invention. In these figures, the terminal device 1 and the card insertion hole 1
S, opening 1a, opening forming surface 1b, card type electronic device 2,
Since the card-type electronic device main body side connector portion 2g and the terminal device side connector portion 4 are the same as those in FIGS. 1 to 4, the description thereof will be omitted by giving the same reference numerals.

In this embodiment, a stopper 2b protruding downward is formed on the bottom surface of the insertion portion 2S as shown in FIG. The stopper 2b is located farthest from the card-type electronic device main body side connector portion 2g of the insertion portion 2S. Then, the adapter 5 that can come into contact with the stopper 2b is used. The adapter 5 has a rectangular cross section, and a plurality of adapters 5 having different width widths of the cross section are prepared.

The adapter 5 is attached so as to abut the side surface of the stopper 2b on the side of the card insertion hole 1a, and the card-type electronic device 2 is inserted into the card insertion hole 1a in this state. As a result, as shown in FIG. 5 and the opening forming surface 1b come into contact with each other, and the insertion length is limited. Therefore, the insertion depth of the insertion portion 2S can be adjusted by selecting and attaching any of the adapters 5 having different lateral widths.

Then, as shown in FIG. 11, by selecting an adapter 5 having an appropriate width, a slight gap (indicated by A in the figure) between the terminal device side connector 4 and the card-type electronic equipment body side connector portion 2g. ), The adapter 5 comes into contact with the opening forming surface 1b first, so that the connector portion can be protected. Various methods can be used to attach the adapter 5 to the stopper 2b. Example 1
Similarly, the adapter 5 may be fitted with a convex portion and the stopper 2b may be provided with a concave portion.

(Embodiment 4) FIGS. 12 to 15 are views showing the configuration of a card type electronic device showing another embodiment of the present invention. In these figures, the terminal device 1, the card insertion hole 1S, the opening 1a, the opening forming surface 1b, the card type electronic device 2, the card type electronic device main body side connector portion 2g, and the terminal device side connector portion 4 are shown in FIGS. Since it is the same as FIG. 4, the description thereof will be omitted by giving the same reference numerals.

In this embodiment, a plurality of (five in the figure) recesses 2a are provided on four sides parallel to the inserting direction of the inserting portion 2S.
However, they are formed symmetrically such that the distance from the card-type electronic device main body side connector 2g is the same on the upper, lower, left and right sides at regular intervals.

7 is a small U-shaped adapter,
As shown in FIG. 13, the insertion portion 2S is independently mounted between two upper and lower recesses 2a formed on the left side surface or the right side surface of the cross section.

Since the adapter 7 is shaped and dimensioned to be attached to the outside of the insertion portion 2S, even if the adapter 7 is brought close to the insertion hole 1S of the terminal device body 1, an opening having the same shape and dimension as the cross section of the insertion portion 2s. It cannot enter the area 1a and comes into contact with the opening forming surface 1b as shown in FIG.

FIG. 15 is a view showing a cross section of the card insertion hole 1S of the terminal device. By mounting the adapter 7 at an appropriate position in the recess 2a formed in the insertion portion 2S, a small gap (A in the figure, A between the card-type electronic device main body side connector portion 2g and the terminal device side connector 4 is provided. (Fig. 4) remains, the adapter 3 comes into contact with the opening forming surface 1b, which prevents the connectors from directly contacting each other due to an external load or the like.

If the adapters 7 are separately attached to the left and right side surfaces in this way, as shown in FIG. 16, a step is formed on the left and right of the opening 1a to form two opening forming surfaces 1b and 1c. It is possible to effectively activate the protection function even if That is, the opening forming surfaces 1b, 1
c Recesses 2a for attaching the adapters 7 according to each
By changing the position of, the protection function can be activated without being affected by the step.

(Embodiment 5) FIGS. 17 to 21 are views showing the configuration of a card type electronic device showing another embodiment of the present invention. 1 to FIG. 1 for the terminal device 1, the card insertion hole 1S, the opening 1a, the opening forming surface 1b, the card type electronic device 2, the card type electronic device body side connector portion 2g, and the terminal device side connector 4 in these figures. Since it is the same as No. 4, the explanation is omitted by giving the same reference numeral.

In this embodiment, as shown in FIG. 17, two convex portions 2d are provided on the rear side of the insertion portion 2S of the card type electronic device 2, and the convex portion 2d functions as a nut. A hole having a thread groove is formed.

A screw 2e is screwed into the nut of the convex portion 2d, and a stopper 2f for contacting the opening forming surface 1b is provided at the tip of the screw 2e. Further, a knob 2c for rotating the screw 2e is formed on the side opposite to the stopper 2f with the nut interposed therebetween.
By rotating c, the stopper 2f advances in the horizontal direction by the tap action, and the opening forming surface 1b and the stopper 2f can be brought into contact with each other.

As shown in FIG. 18, when the card type electronic device is inserted into the card insertion hole 1S and the knob 2c is rotated, the opening forming surfaces 1b and 2f come into contact with each other. When the knob 2c is further rotated, as shown in FIG. 19, the opening forming surface 1b and the convex portion 2 are formed.
The distance from d (indicated by B in the figure) increases, and at the same time, the card type electronic device 2 also moves in a direction away from the terminal device 1. As a result, a gap (indicated by A in the figure) is formed between the card-type electronic device main body side connector portion 2g and the terminal device side connector 4, and it is possible to exert a protective function against external impacts and the like. .

In the present embodiment, since the knob 2c can be used for fine adjustment, there is a step on the opening forming surface and two opening forming surfaces 1b and 1c are formed as shown in FIGS. However, the position of the stopper 2f can be changed by rotating only the knob 2c on one side. Therefore, it is possible to exert the protective function without being limited to the shape of the step forming surface.

(Embodiment 6) In the above embodiments, what is connected to the terminal device side connector 4 is the connector of the card type electronic equipment body, but general electronic equipment used for equipment other than the card type electronic equipment. It goes without saying that the present invention can be implemented even with the above connector device.

22 to 25 are views showing a connector structure of a general connector connecting device which is connected to a terminal device.
In this figure, the connection structure of the card type electronic device shown in FIGS. 1 to 4 is applied to a connector connecting device.

A plurality of (five in the figure) recesses 5a are formed symmetrically at regular short intervals on both sides of the upper surface of the insertion portion 5S along the insertion direction.

Reference numeral 3 denotes a substantially U-shaped adapter, which is finished in shape and dimensions so as to surround the left and right side surfaces, the bottom surface and a part of the upper surface of the cross section of the insertion portion 5S. A convex portion 3a is formed at both ends of the adapter 3 (a position facing the upper surface of the insertion portion 5S), and the convex portion 3a is fitted into the concave portion 5a formed in the insertion portion 2S, as shown in FIG. As described above, the adapter 3 is attached to the insertion portion 5S. Then, the convex portion 3a of the adapter 3 is replaced by any concave portion 5a.
The attachment position of the adapter 3 can be changed depending on whether it is attached to a.

Since the adapter 3 is shaped and dimensioned so as to surround the outside of the insertion portion 5S, even if it is brought close to the insertion hole 1S of the terminal device 1, the insertion portion 5S
24 cannot be inserted into the opening 1c having the same shape and the same size as the cross section, and comes into contact with the opening forming surface 1b as shown in FIG.

FIG. 25 is a view showing a cross section of the insertion hole of the terminal device. Reference numeral 6 denotes a terminal device side connector attached to the inner surface of the insertion hole. The figure shows the connector connection device 5 with the insertion hole 1S.
And the terminal device side connector 6 and the connector connecting device body side connector portion 5g of the connector connecting device 5 are connected.

The adapter 3 is attached to the central concave portion 5a among the five concave portions 5a formed in the insertion portion 5S, so that a slight gap (in the figure, between the main body side connector portion 5g and the terminal device side connector 6). (A) is left, the adapter 3 comes into contact with the opening forming surface 1b, which prevents the connectors from directly contacting each other due to an external load or the like.

As can be seen by comparing the embodiment shown in FIG. 1 with the embodiment shown in FIG. 22, each of the embodiments shown for the card-type electronic device is a connector of a connector connecting device used in general electronic devices. It goes without saying that the structure is still effective.

[0060]

As described above, according to the present invention, since the mounting positions of the stopper and the adapter can be adjusted by the variable adjusting mechanism, regardless of the insertion depth of the insertion hole on the terminal device side. It is possible to connect a main body side connector of a card type electronic device or the like, and it is possible to protect the connector portion from an external load.

[Brief description of drawings]

FIG. 1 is a diagram showing a connector structure of a card-type electronic device according to an embodiment of the present invention.

FIG. 2 is a diagram of a card-type electronic device with an adapter attached.

FIG. 3 is a diagram when a card-type electronic device is inserted into a card insertion hole of a terminal device.

FIG. 4 is a sectional view of the inside of a card insertion hole.

FIG. 5 is a diagram showing a connector structure of a card type electronic device according to another embodiment of the present invention.

FIG. 6 is a diagram of a card-type electronic device with an adapter attached.

FIG. 7 is a diagram when the card-type electronic device is inserted into the card insertion hole of the terminal device.

FIG. 8 is a sectional view of the inside of a card insertion hole.

FIG. 9 is a diagram showing a connector structure of a card-type electronic device according to another embodiment of the present invention.

FIG. 10 is a diagram when the card-type electronic device is inserted into the card insertion hole of the terminal device.

FIG. 11 is a sectional view of the inside of a card insertion hole.

FIG. 12 is a view showing a connector structure of a card type electronic device according to another embodiment of the present invention.

FIG. 13 is a diagram of a card-type electronic device with an adapter attached.

FIG. 14 is a diagram when the card-type electronic device is inserted into the card insertion hole of the terminal device.

FIG. 15 is a sectional view of the inside of a card insertion hole.

FIG. 16 is a diagram when the card type electronic device is inserted into the card insertion hole of the terminal device when the opening forming surface has a step.

FIG. 17 is a diagram showing a connector structure of a card type electronic device according to another embodiment of the present invention.

FIG. 18 is a diagram when the card-type electronic device is inserted into the card insertion hole of the terminal device.

FIG. 19 is a sectional view of the inside of the card insertion hole.

FIG. 20 is a diagram showing a state before the card type electronic device is inserted into the card insertion hole of the terminal device when the opening forming surface has a step.

FIG. 21 is a diagram when the card-type electronic device is inserted into the card insertion hole of the terminal device when the opening forming surface has a step.

FIG. 22 is a diagram showing a connector structure of a connector connecting device according to another embodiment of the present invention.

FIG. 23 is a diagram showing a connector body of a connector-connected device to which an adapter is attached.

FIG. 24 is a diagram when the connector body is inserted into the insertion hole of the terminal device.

FIG. 25 is a sectional view of the inside of the insertion hole.

[Explanation of symbols]

1: Terminal device 1a: Opening 1b, 1c: Opening forming surface 1S: Card insertion hole 2: Card type electronic device 2a: Recessed part 2b: Stopper 2c: Knob 2d: Convex part 2e: Screw 2f: Stopper 2g: Card type electronic device Body side connector part (body side connector part) 2S: Insertion part 3: Adapter 3a: Convex part 4: Terminal device side connector part 5: Connector body 5a: Recess part 6: Terminal device side connector part

Claims (11)

[Claims] 1. A connector structure for connecting a connector body to a terminal device, the connector body having an insertion portion for insertion into an insertion hole provided on the terminal device side, and a tip surface of the insertion portion. The main body side connector part that can be connected to the terminal device side connector part that is attached to the back of the insertion hole and the maximum length from the tip surface of the insertion part that can be inserted into the insertion hole and attached to the connector body. A connector structure comprising: a variable adjusting mechanism for adjusting a length. 2. The connector structure according to claim 1, wherein the connector body has a card shape. 3. The variable adjustment mechanism comprises a detachable adapter member for limiting the insertion length of the insertion portion into the insertion hole by contacting the opening forming surface of the insertion hole, and a fixed adapter member along the insertion direction in the insertion portion. The connector structure according to claim 1, further comprising: an adapter member attachment portion that fixes the adapter member at positions separated by intervals. 4. The adapter member attaching portion comprises a concave portion or a convex portion formed in the insertion portion at regular intervals along the inserting direction, and the adapter member can be fitted with the concave portion or the convex portion. The connector structure according to claim 3, wherein a convex portion or a concave portion is formed. 5. The adapter member comprises two members,
The adapter member attachment portion is formed at two different positions in the insertion portion, which are spaced apart from each other, and each adapter member is independently attached to each of the two adapter member attachment portions. The described connector structure. 6. A step is formed on the opening forming surface of the insertion hole in the insertion direction, and an adapter member mounting portion is provided so that the adapter member can abut against the opening forming surfaces of different steps, respectively. The connector structure according to claim 5, wherein: 7. The adapter member mounting portion is composed of a convex portion formed at a position spaced apart by the width dimension of the adapter member along the insertion direction in the insertion portion, and the adapter member is fitted between adjacent convex portions. The connector structure according to claim 3, wherein the connector structure is fixed physically. 8. The variable adjustment mechanism comprises a detachable adapter member having a plurality of different width dimensions for limiting an insertion length of an insertion portion by contacting an opening forming surface of an insertion hole, and the plurality of adapter members. 4. The connector structure according to claim 3, further comprising an adapter member attachment portion formed on the insertion portion for fixing any one of them. 9. The variable adjustment mechanism includes a stopper portion that limits the insertion length of the insertion portion by contacting the opening forming surface of the insertion hole, and the stopper portion can be moved forward and backward in the insertion direction of the insertion portion. The connector structure according to claim 1, further comprising a stopper screwing portion screwed into the connector body. 10. A stopper part and a stopper screwing part are attached in two pairs, and a step is formed in an insertion direction on an opening forming surface of an insertion hole, and the stopper part is formed on each opening forming surface of different steps. The connector structure according to claim 9, wherein a stopper screwing portion is attached so as to be able to abut. 11. A card-type electronic device main body having an insertion portion for insertion into a card insertion hole provided on the terminal device side, and a front end surface of the insertion portion and a back surface of the card insertion hole. The maximum length from the tip surface of the card-type electronic device body side connector part that can be connected to the terminal device side connector part and the insertion part that can be inserted into the card-type electronic device body and can be inserted into the card insertion hole. A card-type electronic device comprising a variable adjustment mechanism that can be adjusted.