JP2017147807A - Stationary equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a charger which protects an electric contact without providing a magnet in a portable electrocardiograph to be charged.SOLUTION: The charger includes: a housing 13 on which a portable electrocardiograph 20 to be charged is placed; an electrical contact 122; a magnet 121; and a contact portion 12, which is free to move vertically with respect to a housing 23 and is positioned downward by its own weight when the electrocardiograph 20 is not mounted, and in which by the electrocardiograph 20 being mounted, a magnet 121 is attracted to a sheet metal 27 provided at the electrocardiograph 20 and is moved upward, and the first electrical contact 122 is electrically connected to an electrical contact 28 provided at the electrocardiograph 20.SELECTED DRAWING: Figure 7

Description

  The present invention relates to a stationary device on which a portable device is placed and electrically connected to the portable device.

  2. Description of the Related Art Conventionally, a stationary device on which a portable device is placed and electrically connected to the portable device, such as a stationary charger on which the portable device is placed, is known.

  Here, in the case of a medical device, even if the device is portable, even if the device touches the device with a finger so that the finger does not touch the device contact, Some devices are required to have a structure that is not accessible. In the case of such a device, a structure is adopted in which a recess having a dimension that does not allow a finger to enter is formed on the lower surface of the device housing, and an electrical contact is provided at the back of the recess.

  Therefore, the charger on which the device is placed employs a structure in which a protrusion inserted into the recess is formed and an electric contact for charging is provided on the protrusion.

  However, if this structure is adopted, it is necessary to place the recessed portion on the lower surface of the device casing and the direction thereof accurately in accordance with the protrusion of the charger, so that the device to be placed is accurately guided. Need to be provided in the charger, which may increase the size of the charger. Also, a corresponding force is required to insert the protrusion into the recess or to remove the protrusion from the recess. For this reason, at the time of extraction, it is extracted while holding the charger by hand.

  Furthermore, since the charger is provided with electrical contacts on the protrusion, it is necessary to protect the protrusion so that the protrusion does not come into contact with other members or the like to cause deformation or breakage. .

  Here, Patent Document 1 proposes a magnet connector that uses a magnet to facilitate connection between connectors and to protect the connector.

  In the magnetic connector proposed in Patent Document 1, the contact of the first connector is attracted to the magnet provided in the first connector itself when the second connector is absent, and the second connector is engaged. Then, it has a structure that is attracted by the magnet of the second connector and is conducted to the contact of the second connector.

JP 2014-165115 A

  Applying the idea proposed in the above-mentioned Patent Document 1 to the portable device and the charger described above, and when the portable device is not placed, pull the protrusions to the magnet provided in the charger. It is conceivable that the protruding portion is stored in the above-described manner, and when the portable device is placed, the protruding portion is attracted and protruded by a magnet provided in the portable device.

  However, when this structure is adopted, both the portable device and the charger are equipped with magnets, and on the portable device side, a powerful magnet that only overcomes the magnet on the charger side and draws the protrusion (electrical contact). It is necessary to have.

  Various types of parts such as electronic parts are built in portable devices. Therefore, if a portable device is equipped with a strong magnet, various troubles such as malfunctions may occur. A reliable magnetic shield is required. In addition, a strong magnet is heavy, and thus increases the weight of the portable device.

  An object of this invention is to provide the stationary apparatus in which the protection of the electrical contact was achieved without providing a magnet in a portable apparatus in view of the said situation.

The stationary apparatus of the present invention that achieves the above object is
A housing in which a portable device is placed;
A first electrical contact and a magnet, which are movable up and down with respect to the housing, and are positioned below by their own weight when the portable device is not placed; And a movable body in which the first electrical contact is electrically connected to a second electrical contact provided in the portable device by attracting the magnet to the magnetic body provided in the device and moving upward. It is characterized by.

  In the case of the stationary device of the present invention, the movable body is positioned below when the portable device is not placed, so that the first electrical contact can be protected. Further, in the case of the stationary device of the present invention, since the portable device is positioned below by its own weight when the portable device is not placed, the movable body is provided with a magnet, and the portable device includes, for example, a thin sheet of iron plate What is necessary is just to provide a magnetic body, and it can be set as the portable apparatus which suppressed generation | occurrence | production of the injury by magnetic force, and the increase in weight.

  Here, in the stationary device of the present invention, it is one of the preferred embodiments that the first electrical contact is an electrical contact that supplies power for charging to the portable device.

  The stationary device of the present invention can be suitably applied to a charger that is responsible for charging a portable device.

  Moreover, it is preferable that the stationary device of the present invention has a weight that prevents the portable device from being lifted together with the portable device when the portable device is lifted from the state where it is placed.

  By setting the stationary device of the present invention to a weight that cannot be lifted together with the portable device, usability when attaching / detaching the portable device, particularly when removing it, is improved.

  Furthermore, in the stationary device of the present invention, the size of the casing in the direction corresponding to the width direction of the portable device is shorter than the width size of the portable device, and both sides of the portable device in the width direction protrude from the casing. It is preferable that a portable device is mounted on the mobile phone.

In the stationary apparatus of the present invention, the casing is
A lower surface support surface formed on a slope inclined obliquely rearward and in contact with the lower surface of the portable device placed;
A back support surface rising from the rear edge of the lower surface support surface, in contact with the back surface of the portable device placed;
A front wall surface whose vertical dimension is shorter than the back support surface, which is spaced from the back support surface as it rises upward from the front edge of the bottom support surface,
It is preferable to have a support portion that supports the portable device in a state where the mobile device is placed.

  Since the movable body is attracted when the magnet provided in the movable body and the magnetic body provided in the portable device face each other, the movable body is aligned in a self-alignment manner. Therefore, it is possible to reduce the size of the stationary device. In addition, a structure for accurately guiding the placement of the portable device is unnecessary, and a loose guide structure of the above structure is sufficient, and the degree of freedom of the position and posture of the portable device when attaching and detaching the portable device is great. The detachability operability is improved.

  According to the present invention described above, it is possible to provide a stationary device in which electrical contacts are protected without providing a magnet in the portable device.

1 is an external perspective view of a stationary charger as an embodiment of a stationary device of the present invention. It is the side view which showed the state by which the portable electrocardiograph which is the charging object of this charger was mounted in the charger shown in FIG. It is the front view which showed the state by which the portable electrocardiograph which is the charging object of this charger was mounted in the charger shown in FIG. It is sectional drawing of a charger which follows the arrow XX shown in FIG. It is sectional drawing of a charger which follows the arrow XX shown in FIG. It is sectional drawing of a charger which follows the arrow YY shown in FIG. It is sectional drawing which follows the arrow YY shown in FIG. 1 in the state in which the electrocardiograph was mounted.

  Embodiments of the present invention will be described below.

  FIG. 1 is an external perspective view of a stationary charger as an embodiment of the stationary device of the present invention.

  2 and 3 are a side view and a front view, respectively, showing a state where a portable electrocardiograph to be charged by the charger is placed on the charger shown in FIG.

  This charger 10 is a charger for charging a portable electrocardiograph 20 having a shape shown in FIGS. 2 and 3 which is one of medical devices. The charger 10 includes a power cable (not shown) having a power plug connected to the tip, and the power plug is inserted into a commercial power outlet and supplied with commercial power. The electric meter 20 is charged.

  The casing 13 of the charger 10 is provided with a groove-shaped support portion 11 shown in FIG. As shown in FIGS. 2 and 3, the charger 10 supports the electrocardiograph 20 in a state where the lower center portion of the electrocardiograph 20 is placed on the support portion 11. The support portion 11 is provided with a contact portion 12. As shown in FIG. 6, the contact portion 12 includes a magnet 121 and a total of six electrical contacts 122, three on each side of the magnet 121. The contact portion 12 is movable up and down with respect to the housing 13 of the charger 10. Further, the six electrical contacts 122 provided in the contact portion 12 are connected to each other, and supply electric power for charging to the electrocardiograph 20 supported by the support portion 11.

  The contact portion 12 corresponds to an example of a movable portion referred to in the present invention. Further, the magnet 121 and the electrical contact 122 provided in the contact portion 12 correspond to examples of the magnet and the first electrical contact, respectively, according to the present invention. Details of the contact portion 12 will be described later.

  In the charger 10, an electrocardiograph 20 to be charged is placed on the support portion 11 in the posture shown in FIGS. 2 and 3. The charger 10 is small, and as shown in FIG. 3, the width dimension W1 is narrower than the width dimension W2 of the electrocardiograph 20, and the electrocardiograph 20 is connected to the charger 10. The both sides of the electrocardiograph 20 in the width direction are placed in a state of protruding from the housing 13 of the charger 20.

  4 and 5 are both cross-sectional views of the charger along the arrow XX shown in FIG. Here, FIG. 4 shows the contact portion 12 in the lowered position, and FIG. 5 shows the contact portion 12 in the moved state.

  FIG. 6 is a cross-sectional view of the charger along the arrow Y-Y shown in FIG. 6 shows the contact portion 12 in a state of being moved upward as in FIG. In a state where the contact portion 12 is at a lower position, the contact portion 12 is almost housed in the housing 13. Therefore, it is unlikely that another member or the like will inadvertently come into contact with the contact portion 12 in the lower position, and the contact portion 12 is protected.

  As described above, the contact portion 12 includes the magnet 121 and the electrical contact 122 shown in FIG. When the electrocardiograph 20 (see FIGS. 2 and 3) is not placed on the support portion 11, the contact portion 12 is positioned below as shown in FIG. 4 due to the weight of the contact portion 12. Is in a state. When the electrocardiograph 20 is placed on the contact 12, the magnet 121 and the iron sheet metal 27 (FIG. 7) provided in the electrocardiograph 20 attract each other, and the contact 12 is shown in FIG. 5. 6 moves upward to the position shown in FIG. 6 and protrudes from the lower surface support surface 111 that supports the lower surface 21 of the electrocardiograph 20 of the support unit 12. The sheet metal 27 provided in the electrocardiograph 20 corresponds to an example of a magnetic body according to the present invention.

  Here, the support portion 11 of the charger 10 has a back support surface 112 and a front wall surface 113 in addition to the above-described bottom support surface 111.

  The lower surface support surface 111 is a surface that is in contact with the lower surface 21 of the electrocardiograph 20 placed on the lower surface support surface 111, and is formed on an inclined surface that is inclined obliquely backward.

  Further, the back support surface 112 is a surface that rises slightly obliquely from the rear edge of the bottom support surface 111 and is in contact with the back surface of the electrocardiograph 20 placed on the support portion 11.

  Further, the front wall surface 113 is a surface that is shorter in the vertical direction than the back surface support surface 112 and is a surface that rises from the front edge of the bottom surface support surface 111 and that opens away from the back surface support surface 112 upward. .

  Thus, since the lower surface support surface 111 is formed on the slope, the support portion 11 of the charger 10 according to the present embodiment connects the lower surface 21 and the rear surface 22 of the placed electrocardiograph 20 to the lower surface support surface 111. And the back support surface 112. In addition, the height of the front wall surface 113 is low, and the upper wall 113 has a shape in which the space between the front wall surface 113 and the back support surface 112 is widened upward. The posture is highly flexible and easy to handle.

  When the electrocardiograph 20 is placed, the magnet 121 of the contact portion 12 and the sheet metal 27 of the electrocardiograph 20 are attracted to each other so that their positions are aligned with each other. Even if it is the support part 11, the electrocardiograph 20 is stably mounted in the correct position and attitude | position in self-alignment.

  FIG. 7 is a cross-sectional view taken along the arrow YY shown in FIG. 1 in a state where the electrocardiograph is placed.

  Here, the electrocardiograph 20 shows only a cross section of the housing 23, a sheet metal 27 and an electrical contact 28, and illustrations of components and the like built in the electrocardiograph 20 are omitted.

  On the lower surface 21 of the electrocardiograph 20, a recess 211 is formed in the left and right central portions, and a sheet metal 27 and an electrical contact 28 are provided inside the recess 211. The electrical contact 28 corresponds to an example of a second electrical contact according to the present invention.

  In a state where the electrocardiograph 20 is not placed on the charger 10, the contact portion 12 is lowered by its own weight at a lower position as shown in FIG. When the electrocardiograph 20 is placed on the charger 10, the magnet 121 of the contact portion 12 and the sheet metal 27 of the electrocardiograph 20 attract each other, and the contact portion 12 moves upward to the position shown in FIG. 7. Move to.

  A total of six electrical contacts 28, three on each side of the magnet 121, are provided in the recess 211 on the lower surface 21 of the electrocardiograph 20. Each of the six electrical contacts 28 is provided at a position corresponding to each of the six electrical contacts 122 provided in the contact portion 12, and when the contact portion 12 moves upward, The corresponding electrical contact 122 and electrical contact 28 come into contact and are electrically connected. Three of each of the six electrical contacts 122 and 28 are electrically connected, and power is sent to the electrocardiograph 20 via the electrical contacts 122 and 28. Then, a battery (not shown) provided in the electrocardiograph 20 is charged by the electric power sent to the electrocardiograph 20.

  The magnet 121 has a magnetic force sufficient to lift the contact portion 12 by being attracted to the sheet metal 27 of the mounted electrocardiograph 20 and a magnetic force that is insufficient to lift the entire charger 10. Have. Therefore, when the electrocardiograph 20 placed on the charger 10 is lifted, only the electrocardiograph 20 can be lifted without being lifted up to the charger 10 together. When the electrocardiograph 20 is lifted, the contact portion 12 falls to its lower position shown in FIG. 4 due to its own weight.

  Here, the portable electrocardiograph 20 is taken up as an example of the portable device according to the present invention, and the charger 10 for charging the electrocardiograph 20 has been described. The present invention can be applied to charging various portable devices such as portable medical devices other than meters.

  Moreover, the stationary apparatus of the present invention can be applied not only to a charger but also to an apparatus having an electrical contact for transmitting a signal.

DESCRIPTION OF SYMBOLS 10 Charger 11 Support part 111 Lower surface support surface 112 Back surface support surface 113 Front wall surface 12 Contact part 121 Magnet 122 Electrical contact 20 Electrocardiograph 21 Lower surface 211 Recessed part 22 Back surface 23 Housing 27 Sheet metal 28 Electrical contact

Claims (5)

A housing in which a portable device is placed;
A first electrical contact and a magnet, which are movable up and down with respect to the housing, and are positioned below by their own weight when the portable device is not placed; A movable body in which the first electrical contact is electrically connected to a second electrical contact provided in the portable device by attracting the magnet to a magnetic body provided in the mold device and moving upward. Stationary equipment characterized by that.   The stationary apparatus according to claim 1, wherein the first electrical contact is an electrical contact that supplies charging power to the portable apparatus.   The stationary apparatus according to claim 1, wherein the stationary apparatus has a weight that prevents the portable apparatus from being lifted integrally with the portable apparatus when the portable apparatus is lifted from a mounted state.   The size of the casing in a direction corresponding to the width direction of the portable device is shorter than the width dimension of the portable device, and the portable device is in a state where both sides in the width direction of the portable device protrude from the casing. The stationary device according to any one of claims 1 to 3, wherein the stationary device is mounted. The housing is
A lower surface supporting surface formed on a slope inclined obliquely backward and in contact with the lower surface of the portable device placed;
A back support surface rising from a rear edge of the bottom support surface, in contact with the back surface of the portable device in a mounted state;
A front wall surface having a shorter vertical dimension than the back support surface, spaced apart from the back support surface as it rises upward from the front edge of the bottom support surface,
The stationary apparatus according to any one of claims 1 to 4, further comprising a support portion that supports the portable apparatus in a state where the portable apparatus is mounted.

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