JP2010114006A - Falling-off prevention tool and electronic device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a falling-off prevention tool capable of preventing the connector from falling-off out of a connection terminal by locking a housing for the connector in the vicinity of a connector terminal of an electronic device. <P>SOLUTION: The falling-off prevention tool is for preventing falling-off of a connector 20d out of a connection terminal by accommodating in a housing 21 the connector 20d of an HDMI cable 20 capable of connecting with the connection terminal equipped with a terminal part of an electronic device. Locking bodies 30, 32 arranged in the housing 21 are locked with the terminal part to enable the housing 21 to be mounted with the terminal part, and when a covering body 22 covering the connector 20d in free opening/closing is closed, a locking hole 22d formed on a side covering part 22c contactable with an outer surface of the other side part 24c locks a locking part 24d provided in protrusion on the other side part 24c of the housing 21. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a removal prevention tool that prevents a connector from being removed from a connection terminal, and an electronic device that can be attached to the removal prevention tool.

Conventionally, thin televisions equipped with thin display panels such as liquid crystal display panels and plasma display panels have been used. The broadcasting system of television broadcasting stations has been digitized in recent years, and BS digital broadcasting, CS digital broadcasting, terrestrial digital broadcasting, and the like have been started.
Digital devices such as digital video disk recorders and hard disk drives connected to televisions have also been digitized, and transmission paths have also been digitized. Video equipment such as a television to which audio and video cables are connected is provided with a DVI terminal and an HDMI terminal corresponding to digital high image quality and high sound quality in addition to an RCA terminal, an S terminal and a D terminal. ing.

  With the progress of digitalization of video equipment, the frequency of connection and disconnection by the viewing user of the digital transmission cable connected to the video equipment has increased, and the viewing user can easily connect the cable and the like. It is desired to be configured to be able to do so.

Examples of cables for digitally transmitting video include a DVI cable and an HDMI cable, which are connected to a DVI terminal and an HDMI terminal, respectively.
For example, a DVI terminal provided in a terminal portion of a television is provided with screw holes for fixing a connector of a DVI cable with screws on both sides of the DVI terminal. In other words, the DVI terminal is equipped with fixing screws on both sides of the connector of the DVI cable as a standard fixture, and the terminal (male terminal) protruding from the front end of the connector of the DVI cable is used as a television. The connector of the DVI cable can be fixed to the DVI terminal with a screw by connecting to the DVI terminal (female terminal).

  On the other hand, in the HDMI terminal, the HDMI cable connector is not equipped with a fixing tool as standard, and a terminal (male terminal) protruding from the front end of the HDMI cable connector is an HDMI terminal (female type). It is fixed by connecting directly to the terminal. For this reason, the HDMI cable is easier to be removed than the DVI cable.

Since the HDMI terminal is connected to the HDMI cable only by inserting the male and female terminals, when an external force such as the weight of the HDMI cable acts in a direction crossing the insertion direction of the HDMI cable, or the HDMI cable itself is twisted. In such a case, a direct load is applied to the connected terminal itself, which may cause a failure.
Also, when connecting / disconnecting an HDMI cable to / from an HDMI terminal, the terminal pin may be bent or bent if the insertion / extraction direction is biased, and if the HDMI cable is hooked on something, the HDMI cable may fall off from the HDMI terminal There can be sex.

In order to prevent this type of HDMI cable from falling out of an HDMI terminal of a television or the like, a removal prevention tool is used.
FIG. 16 is a partial rear perspective view showing an HDMI terminal portion of a conventional television, FIG. 17 is a partial side sectional view showing a conventional removal prevention tool, and FIG. 18 is a plan view showing an HDMI cable.
On the back side of the conventional television 7, a terminal portion 8 in which HDMI terminals 8a and the like are arranged side by side is provided. In the vicinity of the HDMI terminal 8a, one screw hole 8b for attaching the commercially available removal prevention tool 1 is provided.
A commercially available removal prevention tool 1 includes a rectangular cylindrical housing portion 2 for housing the connector 4 of the HDMI cable 6, a screw rod 3 for fixing the housing portion 2 to the HDMI terminal portion 8 of the television 7, A support portion 5 that rotatably supports the peripheral portion of the screw rod 3 is provided on one side portion of the housing portion 2. A screw portion 3a at the tip of the screw rod 3 protrudes from one end portion of the support portion 5, and a kneading portion 3b from which the screw rod 3 can be manually rotated protrudes from the other end portion.

  Two step portions 2a and 2b are formed in the longitudinal direction inside the housing portion 2, and are narrowed in the longitudinal direction from each step portion 2a and 2b. That is, the opening 2c on the one end side is formed wider and the opening 2d on the other end side is narrower than the width of the substantially central portion in the longitudinal direction of the housing part 2. The knurled portion 3b of the screw rod 3 is provided on the wide opening 2c side.

  The connector 4 of the HDMI cable 6 has a convex shape in plan view, and the step portions 4 a and 4 b are formed on the connector 4 corresponding to the step portions 2 a and 2 b of the housing portion 2. When the connector 4 of the HDMI cable 6 is stored from the wide opening 2c of the housing part 2, the respective step parts 4a and 4b of the connector 4 are brought into contact with the step parts 2a and 2b of the housing part 2, respectively. It has come to be stopped.

  A male terminal 6a connected to the HDMI terminal 8a (female terminal) of the television 7 protrudes from the front end of the connector 4 on the connection side.

When connecting the HDMI cable 6 to the HDMI terminal 8a using the removal prevention tool 1, first, the connector 4 of the HDMI cable 6 is fitted into the housing part 2 of the removal prevention tool 1 from the opening 2c, and the HDMI terminal 8a is connected. The terminal 6a of the HDMI cable 6 is inserted into the cable.
Next, when the screw portion 3a of the screw rod 3 is inserted into the screw hole 8b in the vicinity of the HDMI terminal 8a and the knurled portion 3b of the screw rod 3 is turned, the screw portion 3a is screwed into the screw hole 8b. .
When the screw portion 3 a is screwed, the removal prevention tool 1 storing the connector 4 of the HDMI cable 6 is fixed to the HDMI terminal portion 8.
Thus, in the conventional removal prevention tool 1, when the removal prevention tool 1 is fixed, the HDMI cable 6 does not fall out of the HDMI terminal 8a.

By the way, in an electrical junction box mounted on an automobile or the like, when a connector is fitted and connected to a connector housing, a connector pull-out prevention mechanism that maintains the fitted state by fitting engagement portions provided on each connector housing. Has been proposed (Patent Document 1).
JP 2000-195616 A

However, in the conventional removal prevention tool 1, since the direction in which the connector 4 of the HDMI cable 6 is inserted into the HDMI terminal 8a is the same as the direction in which the connection is stored in the removal prevention tool 1, the HDMI cable 6 is opposite to the storage direction. , The HDMI cable 6 may come out of the HDMI terminal 8a and the removal prevention tool 1.
Moreover, in the conventional removal prevention tool 1, the load which acts on a terminal by the weight and twist of HDMI cable 6 itself is not considered, and also the insertion / removal direction of the HDMI cable 6 is restricted to a fixed direction, and the terminal pin is bent. There is also room for improvement because no consideration has been given to the structure for preventing this.
Further, in the connector pull-out prevention mechanism such as that disclosed in Patent Document 1, it is necessary to provide an engagement portion in advance in the connector. In the case of a general-purpose product such as the HDMI cable 6, the engagement portion is connected to the connector 4 of the HDMI cable 6. Cannot be provided in advance.

  The present invention has been made in view of such circumstances, and an object of the present invention is to provide a housing for housing the connector so that the housing of the connector is in the vicinity of the connection terminal of the electronic device. An object of the present invention is to provide an anti-extraction tool that can be locked to the connector and prevent the connector from being detached from the connection terminal, and an electronic device that can be equipped with the anti-extraction tool.

  An anti-detachment tool of the present invention stores a connector connected to a connection terminal and prevents the connector from being detached from the connection terminal, the housing for storing the connector, and the housing And a locking body locked in the vicinity of the connection terminal.

In the removal preventing tool of the present invention having such a configuration, the connector connected to the connection terminal is stored in the housing, and the locking body of the housing is locked near the connection terminal.
When an external force is applied to the connector in the direction of coming out of the connection terminal, the removal prevention tool prevents the connector from being detached from the connection terminal.

  In the anti-detachment tool of the present invention, the housing has an opening on the front side facing the connection terminal and the front side on the connection side of the connector is viewed, and the locking body is an edge of the opening. It is formed in a part.

  When the housing is locked in the vicinity of the connection terminal, the connector stored in the housing is connected to the connection terminal via the opening when the housing is locked in the vicinity of the connection terminal. Connect to.

  In the removal prevention tool of the present invention, the housing has a box shape, a cover that can be opened and closed to cover the connector stored in the housing, and a locked portion formed on one side of the housing; The cover body includes a side cover portion that can contact the outer surface of the side portion, and a locking portion that is formed on the side cover portion and locks the locked portion. It is characterized by.

  In the pull-out preventing device of the present invention having such a configuration, when the cover is opened, the locking portion formed on the side cover of the cover releases the locking of the locked portion on the side of the housing. . When closing the cover, the locking portion of the side cover portion locks the locked portion of the side portion of the housing.

  In the removal preventing tool of the present invention, a cable is coupled to the back surface of the connector, the housing has a through hole for the cable on the back side, and the back surface of the connector abuts against an edge of the through hole. It is possible to do this.

  In the removal preventing tool of the present invention having such a configuration, the back surface of the connector comes into contact with the edge of the insertion hole, and the cable passes through the insertion hole. The insertion hole restrains the movement in the direction intersecting the longitudinal direction of the cable.

  In the removal preventing tool of the present invention, the housing has a back opening that exposes the back of the connector, the cover covers a part of the back opening, and an insertion hole for the cable is formed. It is characterized by having a back cover portion.

In the removal prevention tool of the present invention having such a configuration, when the removal prevention tool is mounted in the vicinity of the connection terminal, the connector is stored in the housing from the rear opening after the housing is locked in the vicinity of the connection terminal. Connect to the connection terminal and close the cover. When the cover is closed, the back cover part covers a part of the rear opening of the housing, and the cable is inserted through the insertion hole.
When the cover of the housing is opened in a state where the housing is locked in the vicinity of the connection terminal, the back cover of the cover releases the cover of the back opening, and the back of the connector is exposed from the back opening.
Therefore, in the removal prevention tool of the present invention, it is possible to remove the connector from the connection terminal and remove the connector from the housing while maintaining the state where the housing is locked in the vicinity of the connection terminal.

  In the removal prevention tool of the present invention, the housing has an open box shape, and the connector stored in the housing can be locked to a part of an edge of one side and the other side of the housing. Each of the locking projections is provided obliquely on the inner surface of the housing.

  In the removal preventing tool of the present invention having such a configuration, when the connector is stored from above the housing, the connector presses the locking projection and fits between the one side portion and the other side portion of the housing to lock the connector. The protrusion locks the connector in the housing.

  In the removal prevention tool of the present invention, the housing has a box-shaped front housing having an opening on the front side facing the connection terminal, the front side of the connection side of the connector being viewed, and the back side being open. And a box-shaped rear housing which is slidable on the front housing and is open on the front side.

  In the removal preventing tool of the present invention having such a configuration, the rear housing slides freely with respect to the front housing, the front housing and the rear housing store the connector according to the size of the connector, and the connector is the housing. Connect to the connection terminal through the opening.

  In the removal prevention tool of the present invention, the locking body is formed at a part of the edge of the opening, and the rear housing has a cable insertion hole coupled to the back of the connector on the back side. The front surface of the connector contacts the edge of the opening on the inner surface of the front housing, and the rear surface of the connector can contact the edge of the insertion hole on the inner surface of the rear housing. It is characterized by that.

In the present invention, the front housing and the rear housing store the connector in accordance with the size of the connector, and the front surface of the connector contacts the edge of the opening on the inner surface of the front housing. The rear surface of the connector abuts against the edge of the insertion hole on the inner surface of the rear housing to restrain the movement of the connector in the front and rear direction.
When the back surface of the connector comes into contact with the edge of the insertion hole on the inner surface of the rear housing and the cable is inserted into the insertion hole, the insertion hole restrains movement in the direction intersecting the longitudinal direction of the cable.

  The removal preventing tool of the present invention has guide portions for guiding the rear housing on the outer sides of the both sides of the front housing, and slide portions that fit into the guide portions on the inner sides of the both sides of the rear housing. It is characterized by having.

  In the pull-out preventing device of the present invention having such a configuration, the sliding portion of the rear housing is fitted to the guide portion of the front housing, and the guide portion guides the rear housing.

  In the removal prevention tool of the present invention, a locking portion is provided on the outer side of the front housing, and the rear housing is locked to the locking portion at a part of the opened front side edge. And having a locked portion capable of elastic deformation that can be unlocked.

When the front housing and the rear housing store the connector, when the locking portion locks the locked portion, the locking device of the present invention having such a configuration presses the locked portion. After releasing the locking of the locking portion, the rear housing slides, and the position of the rear housing relative to the front housing is adjusted according to the size of the connector.
After adjusting the position of the rear housing with respect to the front housing, the locking portion of the front housing locks the locked portion of the rear housing and restrains the sliding of the rear housing with respect to the front housing.

  The electronic device of the present invention is an electronic device including a connection terminal and a locked body provided in the vicinity of the connection terminal, and the locking body of the above-described removal preventing tool is connected to the locked body. By being locked, the removal preventing tool can be mounted.

  In the electronic device of the present invention having such a configuration, the removal prevention tool is mounted by the locking body of the removal prevention tool and the locked body of the electronic device.

  In the electronic device according to the present invention, a hole is provided in the vicinity of the connection terminal, and the locked body includes a locked cylinder projecting inside a peripheral edge of the hole. It is possible to pass through the locked cylinder.

  In such an electronic device of the present invention, the locking body is inserted through the locked cylinder of the locked body, and the locked cylinder guides the locking body to lock or release the locking, The connector insertion / removal direction is not biased.

The removal preventing tool of the present invention is provided with a locking body in the housing for housing the connector, so that the connector housing is locked in the vicinity of the connection terminal to prevent the connector from being pulled out from the connection terminal. It has the effect that it can be done.
In the electronic device of the present invention, since the locking member of the removal preventing tool is locked to the locked member of the electronic device, it is necessary to attach a removal preventing tool that prevents the connector from being detached from the connection terminal. Has the effect of being able to.

Hereinafter, preferred embodiments of a removal prevention tool and an electronic device according to the present invention will be described with reference to the drawings.
In the preferred embodiment, a display device is taken as an example of an electronic device, and an HDMI terminal that is not equipped with a fixing tool as a standard is described. However, the present invention is not limited to this, and for example, a USB (abbreviation for Universal Serial Bus) Also good. Furthermore, the electronic apparatus of the present invention includes a television, a personal computer, a digital video disk recorder, and the like having a terminal portion, regardless of whether or not a connection terminal fixture is provided.

1 is a partial rear perspective view of a terminal portion of an electronic apparatus according to Embodiment 1 of the present invention, and FIG. 2 is a rear view of an HDMI terminal portion.
The electronic device according to Embodiment 1 includes a terminal portion 11 formed by recessing a part of the rear cabinet 10 of the electronic device in order to connect cables for audio and video. Two rectangular box-shaped HDMI terminal portions 12, 12 are arranged side by side in the terminal portion 11 in a state where the back side of the electronic device is opened and further recessed inward in the front direction.
A rectangular terminal hole 14 for connecting a terminal of the HDMI cable 20 is formed in the back wall 12a that forms the bottom of the HDMI terminal portion 12 with the longitudinal direction set sideways.
A screw hole 8b for attaching a conventional removal prevention tool is formed below the substantially central portion of the terminal hole 14 in the longitudinal direction.

In the vicinity of both end portions 14a, 14b in the longitudinal direction of the terminal hole 14, rectangular locked holes 16, 17 for locking the locking bodies 30, 32 of the housing 21 for housing the connector 20d of the HDMI cable 20 are provided. The longitudinal direction is formed vertically. The longitudinal directions of the locked holes 16 and 17 are substantially parallel to the vertical side walls 12b and 12c of the HDMI terminal portion 12, respectively.
In addition, the white arrow in FIG. 1 shows the attachment direction of the removal prevention tool (housing 21).

  The inside of the HDMI terminal portion 12 at the periphery of the locked holes 16 and 17 shown in FIG. 2 is cylindrical, and the locked cylinder 18 for inserting and locking the locking bodies 30 and 32 of the housing 21. , 19 are formed (see FIG. 5 described later). The locked cylinders 18 and 19 are not only locked bodies but also function as guide bodies for guiding the locking bodies 30 and 32 to the inside of the HDMI terminal portion 12.

  In FIG. 2, reference numerals 16 a and 16 b denote edge portions in the vicinity of both ends in the longitudinal direction of the locked hole 16, and reference numerals 17 a and 17 b denote respective edges in the vicinity of both ends in the longitudinal direction of the locked hole 17. Indicates the part. Reference numeral 16c indicates an inner edge of the locked hole 16 positioned on the side wall 12b side of the HDMI terminal portion 12, and reference numeral 17c indicates an inner edge of the locked hole 17 positioned on the side wall 12c side of the HDMI terminal portion 12. . L1 indicates a separation distance between the center lines of the locked holes 16 and 17.

3 is a perspective view of the HDMI cable connector stored in the housing of the removal prevention device according to the first embodiment of the present invention as viewed from the front, and FIG. 4 is a view of the HDMI cable connector stored in the housing. FIG. 5 is a partial cross-sectional view of a state in which the housing housing the connector is fixed to the HDMI terminal portion.
3 and 4 shows a state in which the cover 22 is opened.
The removal prevention tool includes a housing 21 made of resin and integrally molded, and stores the connector 20 d of the HDMI cable 20.
The HDMI cable 20 includes a flat rectangular parallelepiped connector 20d in which a cable 20c is coupled by a cylindrical cable coupling portion 20b having a diameter larger than that of a standard cable, and a connection end 20e on the connection side of the connector 20d is connected to the front end 20e. That is, the male terminal 20a is provided in front of the connector 20d. A cable coupling portion 20b protrudes from the rear end portion 20f on the side opposite to the connection side of the connector 20d, that is, the back surface of the connector 20d.
Here, the terminal 20a refers to a portion of a metal fitting for communication with the outside that is attached to the current inlet / outlet of the electronic device.

The housing 21 includes an uncovered rectangular box-shaped housing portion 24, and a cover 22 having a rectangular shape in plan view, which is provided at an upper portion of the housing portion 24 and has an openable / closable angle shape.
The cover body 22 extends outward from the upper edge portion 24a of the rectangular one side portion 24b of the housing portion 24 via a thin portion. That is, the upper edge portion 24a of the one side portion 24b of the housing portion 24 and the one side edge 22a of the cover body 22 are joined by a thin portion, and the cover body 22 uses the upper edge portion 24a as a rotation axis. The thin part can be opened and closed elastically.
The other side edge 22b of the cover 22 is formed with a side cover 22c that can contact the outer surface of the rectangular other side 24c of the housing 24 when the cover 22 is closed. 22c forms the same rectangular shape as the other side part 24c, and it faces each other.

An engagement hole 22d, which is a locking portion, is formed at a substantially central portion in the longitudinal direction of the side cover portion 22c, and is locked to the engagement hole 22d at a substantially central portion in the longitudinal direction of the other side portion 24c. A protruding engagement portion 24d, which is a locked portion, is formed.
When the cover 22 is closed, the engaging portion 24d of the other side portion 24c of the housing portion 24 is fitted into the engaging hole 22d of the cover 22 and locked.

A rectangular opening 23a is formed in the entire area on the front side of the housing portion 24 with the longitudinal direction being laterally oriented, and the front end 20e of the connector 20d is looking into the opening 23a. That is, the opening 23a is formed so that the front of the connector 20d can be viewed.
The terminal 20a of the connector 20d stored in the housing portion 24 is connected to the HDMI terminal 13a of the HDMI terminal portion 12 through the opening portion 23a.
An insertion hole 23b through which the cable coupling portion 20b of the HDMI cable 20 is inserted is formed at a substantially central portion in the longitudinal direction of the rectangular back surface portion 24e of the housing portion 24. The insertion hole 23b is formed by notching from the upper edge portion of the back surface portion 24e. The diameter and notch width of the insertion hole 23b are approximately the same as the diameter of the cable coupling portion 20b.

The cable coupling portion 20b can be inserted into the insertion hole 23b from above with the cover 22 opened in the housing 21, and the connector 20d is stored in the housing portion 24 from above with the terminal 20a facing the front. Is done.
When the connector 20d is stored in the housing portion 24, both side portions of the connector 20d face the inner side surfaces of the one side portion 24b and the other side portion 24c of the housing portion 24 with a slight gap between them. The rear end portion 20f of 20d is in contact with the back surface portion 24e of the housing portion 24.

Step portions 26a and 26b are formed in the vicinity of the upper end and the lower end of one side edge 26 in the longitudinal direction of the opening 23a, respectively, and in the vicinity of the upper end and the lower end of the other side edge 28, respectively. Step portions 28a and 28b are formed.
From the step portions 26a and 26b and the step portions 28a and 28b, that is, from both side edge portions 26 and 28, flexible rectangular locking bodies 30 and 32 are extended to face each other. That is, the locking bodies 30 and 32 protrude outward from the opening 23 a, and the step portions 26 a and 26 b and the step portions 28 a and 28 b correspond to the respective base portions of the locking bodies 30 and 32.

  When the connector 20d is stored in the housing part 24, the terminal 20a of the connector 20d protrudes from the opening 23a. Since the size of the terminal 20a of the HDMI cable 20 is standardized, the protruding amount of the locking bodies 30 and 32 from the opening 23a should be larger than the protruding amount of the terminal 20a from the opening 23a. Yes. That is, the locking bodies 30 and 32 are engaged with and guided by the locked cylinders 18 and 19 first.

The locking bodies 30 and 32 have a rectangular shape when viewed from the front, and the longitudinal direction of the front is vertical. The separation distance L2 of the locking bodies 30 and 32 is longer than the separation distance L1 of the locked holes 16 and 17 by about the lateral width of the locked holes 16 (17). The vertical dimensions of the locking bodies 30 and 32 are substantially the same. For this reason, the locking bodies 30 and 32 can be fitted into the locked holes 16 and 17 by bending about the width of the locked hole 16 (17) as a whole.
At the tip portions 30a and 32a of the locking bodies 30 and 32, hook-shaped projections 30b and 32b are provided to project outward, that is, in opposite directions in the lateral direction. The locking bodies 30 and 32 can be inserted into the locked holes 16 and 17 and the locked cylinders 18 and 19 of the HDMI terminal portion 12 from the protrusions 30b and 32b, respectively.
3 and 4, reference numeral 30 c indicates the outer surface of the locking body 30, and reference numeral 32 c indicates the outer surface of the locking body 32.

As shown in FIG. 5, when the locking bodies 30 and 32 are inserted into the locked holes 16 and 17 and the locked cylinders 18 and 19, the housing 21 is locked to the HDMI terminal portion 12.
When the housing 21 is locked to the HDMI terminal portion 12, the terminal 20 a of the HDMI cable 20 is connected to the HDMI terminal 13 a through the terminal hole 14.
When the protruding portions 30b and 32b of the locking bodies 30 and 32 protrude from the ends of the locked cylinders 18 and 19, respectively, the protruding portions 30b and 32b are locked to the ends of the locked cylinders 18 and 19, respectively. Is done.

At this time, the outer surface 30 c of the locking body 30 is in pressure contact with one inner surface 18 a of the locked cylinder 18, and the outer surface 32 c of the locking body 32 is one inner surface of the locked cylinder 19. It is press-contacted to 19a. The locking bodies 30 and 32 are opposed to the other inner side surfaces 18b and 19b of the locked cylinders 18 and 19 through gaps, respectively.
One inner surface 18a of the locked cylinder 18 is located on the inner edge 16c side of the locked hole 16, that is, on the side wall 12b side. One inner side surface 19a of the locked cylinder 19 is located on the inner edge 17c side of the locked hole 17, that is, on the side wall 12c side (see FIG. 2).

  When the locking bodies 30 and 32 are locked to the cylinders 18 and 19 to be locked, the step portions 26a and 26b and the step portions 28a of the side edge portions 26 and 28 forming the base of the locking bodies 30 and 32, 28b contacts the respective edge portions 16a, 16b and the edge portions 17a, 17b in the longitudinal direction of the locked holes 16, 17 (see FIG. 2).

  When the side of the housing 21 is pressed from both directions of the white arrows A1 and A2 in FIG. 5 and pulled out to the back side, the locking bodies 30 and 32 are bent in the directions of arrows B1 and B2, respectively. 32 is pulled out from the locked cylinders 18 and 19 to the back side of the HDMI terminal portion 12.

  In addition, inside the HDMI terminal portion 12, when the locking bodies 30 and 32 are inserted into the locked cylinders 18 and 19, respectively, a terminal board that connects the terminal 20a of the HDMI cable 20 to the HDMI terminal 13a. 13 is disposed.

Next, a method for mounting the removal preventing tool according to Embodiment 1 will be described.
First, the cover 22 and the housing portion 24 are disengaged, the cover 22 is opened, and the connector 20d of the HDMI cable 20 is connected to the terminal 20a from above the housing portion 24. The front side is stored in the housing portion 24. When the connector 20d is stored, the cable coupling portion 20b is inserted into the insertion hole 23b from above, and the rear end portion 20f of the connector 20d comes into contact with the inner surface of the back surface portion 24e of the housing portion 24.

  Next, when the cover 22 is closed, the engaging portion 24 d of the other side portion 24 c of the housing portion 24 is fitted into the engaging hole 22 d of the cover 22, and the cover 22 is fixed to the housing portion 24.

  Next, when the distal end portions 30a and 32a of the locking bodies 30 and 32 of the housing portion 24 are pressed to the locked holes 16 and 17, respectively, the locking bodies 30 and 32 are bent, and the locking bodies 30 and 32 The protrusions 30b and 32b enter the locked cylinders 18 and 19, respectively.

  When the protrusions 30b and 32b of the locking bodies 30 and 32 protrude from the ends of the locked cylinders 18 and 19, the locking bodies 30 and 32 are inserted into the locked cylinders 18 and 19, respectively. Then, it returns to its original shape and no longer bends. The locked cylinders 18 and 19 lock the protrusions 30b and 32b to prevent the locking bodies 30 and 32 from being pulled out.

When the locking bodies 30 and 32 are inserted into the locked cylinders 18 and 19, the locked cylinders 18 and 19 lock the locking bodies 30 and 32.
When the locked cylinders 18 and 19 lock the locking bodies 30 and 32, the step portions 26 a and 26 b and the step portions 28 a and 28 b corresponding to the respective base portions of the locking bodies 30 and 32 include the locked holes. The edge portions of the opening portions 23 a of the housing portion 24 are in contact with the rear wall 12 a of the HDMI terminal portion 12, respectively in contact with the edge portions 16 a and 16 b and the edge portions 17 a and 17 b.
When the edge of the opening 23 a comes into contact with the back wall 12 a, the HDMI terminal portion 12 locks the housing 21. The housing 21 supports a load such as its own weight of the HDMI cable 20, and reduces the load applied to the terminal 20a and the HDMI terminal 13a of the HDMI cable 20.

  When the locking bodies 30 and 32 are inserted into the locked cylinders 18 and 19, the locked cylinders 18 and 19 of the HDMI terminal portion 12 guide the locking bodies 30 and 32 of the housing 21 to the front side, and HDMI. The terminal 20a of the cable 20 is accurately connected to the HDMI terminal 13a of the terminal board 13 without a pin shift.

When the locked cylinders 18 and 19 lock the locking bodies 30 and 32, the outer surfaces 30 c and 32 c of the locking bodies 30 and 32 are locked to the locked cylinders 18 near the side walls 12 b and 12 c of the HDMI terminal portion 12. , 19 are elastically pressed against the inner side surfaces 18a, 19a.
That is, the locking bodies 30 and 32 are not only locked to the locked cylinders 18 and 19 by the protrusions 30b and 32b, but are also locked by elastically pressing the outer surfaces 30c and 32c. The housing 21 is restricted from moving in the vertical direction, the horizontal direction, and the front-rear direction (front and back direction) with respect to the HDMI terminal portion 12.

  When the housing 21 storing the connector 20d of the HDMI cable 20 is removed from the HDMI terminal portion 12 of the electronic device, first, the one side portion 24b and the other side portion 24c of the housing portion 24 from both directions of the white arrows A1 and A2 in FIG. , The locking bodies 30 and 32 bend in the directions of arrows B1 and B2 in FIG.

Next, when the both side portions of the housing portion 24 are pressed and pulled toward the front side, the protrusions 30b and 32b of the tip portions 30a and 32a are engaged with the engaged bodies 30 and 32 in a bent state. It enters the stop cylinders 18 and 19 and comes out from the locked holes 16 and 17 to the back side.
Next, when the protrusions 30 b and 32 b are pulled out from the locked holes 16 and 17, the locking bodies 30 and 32 are removed from the locked cylinders 18 and 19 without being bent.
The housing 21 storing the connector 20d of the HDMI cable 20 is detached from the HDMI terminal portion 12 of the electronic device.

As described above, the removal prevention tool according to Embodiment 1 can prevent the HDMI cable 20 from being removed from the HDMI terminal 13a in the HDMI terminal portion 12 of the electronic device, and the terminal 20a and the HDMI terminal 13a of the HDMI cable 20 can be prevented. Can reduce the load.
In the electronic device according to the first embodiment, the HDMI cable 20 can be attached to the HDMI terminal portion 12 with a removal prevention tool, and the HDMI cable 20 can be prevented from coming out of the terminal portion 12 of the electronic device. Furthermore, the load on the terminal 20a and the HDMI terminal 13a of the HDMI cable 20 can be reduced.

  In addition, although the housing part 24 has comprised the lidless rectangular box shape, the shape corresponding to the shape of the connector 20d of the HDMI cable 20 may be sufficient. The housing part 24 of the housing 21 may not have the cover 22.

Further, the locking bodies 30 and 32 in the first embodiment extend from both side edges 26 and 28 of the opening 23a, respectively, but are elastically deformable hook-shaped protrusions protruding from the both side edges 26 and 28. However, the same applies to other embodiments.
In this case, the cylinders 18 and 19 to be locked are not necessary, and any locking bodies 30 and 32 that are hook-shaped protrusions can be locked to the holes 16 and 17 to be locked. At this time, the locked holes 16 and 17 become locked bodies that lock the locking bodies 30 and 32.
When the locked holes 16 and 17 lock the locking bodies 30 and 32, which are hook-shaped projections, the tip of the opening 23a comes into contact with the back wall 12a of the HDMI terminal portion 12, and the HDMI terminal portion 12 is The housing 21 is locked.

  In addition, although the insertion hole 23b in the first embodiment allows the cable coupling portion 20b to be inserted, the cable 20c of the HDMI cable 20 may be inserted. In this case, the rear end portion of the cable coupling portion 20b comes into contact with the edge portion of the insertion hole 23b. The same may be applied to the second embodiment.

(Embodiment 2)
Next, a second embodiment will be described.
The removal prevention tool according to the second embodiment is formed by integrating the cover 22 of the housing 21 of the removal prevention tool according to the first embodiment and the back surface portion 24e of the housing part 24, and is provided with an insertion hole. Except for the shape of 23b, other configurations are the same as those in the first embodiment.

FIG. 6 is a perspective view of the housing of the removal preventing device according to the second embodiment as viewed from the back side.
The housing 40 in FIG. 6 is in a state where the cover 42 is opened. The same reference numerals are used for members that are substantially the same as or correspond to those of the first embodiment.
The housing 40 of the removal preventing tool according to the second embodiment includes an open box-shaped housing part 41 and a cover 42 that is provided at the top of the housing part 41 and has a rectangular shape in plan view that can be opened and closed.
A rectangular opening 41a and a back opening 41b are formed in the entire area of the front side and the back side of the housing part 41 with the longitudinal direction thereof being set sideways.
Since the structure of the locking bodies 30, 32, etc. formed on the opening 41a side is the same as that of the first embodiment, detailed description thereof is omitted.

The cover 42 extends outward from the upper edge portion 41e of the rectangular one side portion 41c of the housing portion 41 via a thin portion. That is, the upper edge part 41e of the one side part 41c of the housing part 41 and the one side edge 42a of the cover 42 are joined by a thin part, and the cover 42 uses the upper edge part 41e as a rotation axis. The thin part can be opened and closed elastically.
The other side edge 42b of the cover 42 is formed with a side cover 42c that can contact the outer surface of the rectangular other side 41d of the housing 41 when the cover 42 is closed. 42c has the same rectangular shape as the other side portion 41d and faces each other.

An engagement hole 22d is formed at a substantially central portion in the longitudinal direction of the side cover portion 42c, and a projecting engagement portion 24d is formed at a substantially central portion in the longitudinal direction of the other side portion 41d.
Since the action of the engagement hole 22d and the engagement portion 24d when the cover 42 is closed is the same as that of the first embodiment, detailed description thereof is omitted.

A back cover that partially covers the rear opening 41b on the rear side of the housing 41 when the cover 42 is closed from the rear edge 42d of the cover 42 and the rear edge 42e of the side cover 42c. The portion 44 is extended, and the back cover portion 44 has a rectangular shape with substantially the same dimensions as the back opening 41b.
An insertion hole 44 a through which the cable coupling portion 20 b of the HDMI cable 20 is inserted is formed at a substantially central portion in the longitudinal direction of the back cover portion 44. The insertion hole 44 a is formed by cutting out from the lower edge portion of the back cover portion 44.
The diameter and notch width of the insertion hole 44a are approximately the same as the diameter of the cable coupling portion 20b.

  In such a removal prevention tool according to the second embodiment, first, the housing 40 shown in FIG. 6 is attached to the HDMI terminal portion 12, and a method for attaching the housing 40 to the HDMI terminal portion 12 is described in the embodiment. The detailed description is omitted because it is the same as 1.

Next, when the housing 40 is mounted on the HDMI terminal portion 12 and the locked cylinders 18 and 19 of the HDMI terminal portion 12 are in the state of locking the locking bodies 30 and 32 of the housing 40, the HDMI The front end 20e of the connector 20d of the cable 20 is inserted from the back opening 41b.
When the connector 20d is inserted through the rear opening 41b, both side surfaces of the connector 20d are in sliding contact with both inner side surfaces of the one side portion 41c and the other side portion 41d of the housing portion 41, and both inner side surfaces connect the connector 20d to the HDMI cable. The terminal 20a of the HDMI cable 20 is accurately connected to the HDMI terminal 13a of the terminal board 13 without a pin shift.

When the inner side surfaces of the one side portion 41c and the other side portion 41d of the housing portion 41 guide the connector 20d in the insertion direction, the twisting direction of the HDMI cable 20 is restricted, and the twisting of the cable 20c does not occur.
When the terminal 20 a of the HDMI cable 20 is connected to the HDMI terminal 13 a of the terminal board 13, the rear end portion 20 f of the connector 20 d faces the rear opening 41 b on the rear side of the housing portion 41.

  Next, the cover 42 is closed, the inner edge portion of the insertion hole 44a contacts the cable coupling portion 20b from above, and the rear end portion 20f of the connector 20d contacts the inner surface of the back cover portion 44 of the cover 42.

  When the cover 42 is closed, the engagement portion 24d of the other side portion 41d of the housing portion 41 is fitted into the engagement hole 22d of the side cover portion 42c of the cover 42, and the cover 42 is attached to the housing portion 41. The connector 20 d is fixed and stored in the housing 40.

Although the connector 20d of the HDMI cable 20 is stored after the housing 40 is mounted on the HDMI terminal portion 12 of the electronic apparatus, it may be mounted after the HDMI cable 20 is stored in the housing 40.
In this case, referring to FIG. 4 and FIG. 6, first, after opening the cover 42, the connector 20d of the HDMI cable 20 is stored in the housing part 41 from above the housing part 41 with the terminal 20a facing the front side. . When the connector 20d is stored, the rear end portion 20f of the connector 20d faces the rear opening 41b on the rear side of the housing portion 41.

  Next, the cover 42 is closed, the inner edge portion of the insertion hole 44 a comes into contact with the cable coupling portion 20 b from above, and the rear end portion 20 f of the connector 20 d comes into contact with the inner surface of the back cover portion 44 of the cover 42.

When the cover 42 is closed, the engagement portion 24d of the other side portion 41d of the housing portion 41 is fitted into the engagement hole 22d of the side cover portion 42c of the cover 42, and the cover 42 is attached to the housing portion 41. Fixed.
Since the method of mounting the housing 40 housing the connector 20d of the HDMI cable 20 on the HDMI terminal portion 12 is the same as that of the first embodiment, detailed description thereof is omitted.

In such a removal prevention tool according to the second embodiment, when the HDMI terminal portion 12 locks the housing 40, the terminal 20a of the HDMI cable 20 is connected to the HDMI terminal 13a of the terminal board 13. (See FIG. 5).
When the cover 42 is opened by releasing the engagement between the cover 42 and the housing part 41, the HDMI terminal 13a to the terminal of the HDMI cable 20 are maintained while maintaining the state where the housing 40 is locked to the HDMI terminal part 12. 20a is pulled out to the near side.

  When the HDMI cable 20 is pulled out to the front side, the side surface of the connector 20d is in sliding contact with both inner side surfaces of the one side portion 41c and the other side portion 41d of the housing portion 41, and both inner side surfaces are connected to the connector 20d. Guiding the HDMI cable 20 to prevent twisting.

  Furthermore, in the removal prevention tool according to the second embodiment, when the housing 40 is locked to the HDMI terminal portion 12 after the HDMI cable 20 is pulled out, the cover 42 and the housing portion 41 are engaged. When the cover 42 is opened after being released, the terminal 20a of the HDMI cable 20 can be inserted into the HDMI terminal 13a.

  When the housing 40 is removed from the HDMI terminal portion 12 of the electronic device, when the one side portion 41c and the other side portion 41d of the housing 40 are pressed inward and pulled toward the front side, the locking bodies 30 and 32 bend inward. Pull out from the locked cylinders 18 and 19 (see white arrows A1 and A2 and arrows B1 and B2 in FIG. 5). Details are the same as those in the first embodiment, and thus detailed description thereof is omitted.

As described above, in the removal prevention tool according to the second embodiment, the HDMI cable 20 can be prevented from being removed from the HDMI terminal 13a in the HDMI terminal portion 12 of the electronic device, and the terminal 20a and the HDMI terminal 13a of the HDMI cable 20 can be prevented. Can reduce the load.
Furthermore, with the removal prevention tool according to Embodiment 2, the HDMI cable 20 can be prevented from being twisted and inserted into and removed from the HDMI terminal 13a. Further, the terminal 20a of the HDMI cable 20 can be connected to the HDMI terminal 13a without any pin shift, and the pin can be prevented from being bent.

(Embodiment 3)
Next, a third embodiment will be described.
In the third embodiment, the cover 42 and the engaging portion 24d are removed from the housing 40 of the removal preventing tool according to the second embodiment in order to facilitate integral molding of the housing. The other configuration of the third embodiment is the same as that of the second embodiment except for the holes provided for integral molding.

FIG. 7 is a perspective view of the HDMI cable connector stored in the housing of the removal preventing device according to the third embodiment as viewed from the front upper direction, and FIG. 8 is a perspective view of the housing viewed from the rear upper direction.
The same reference numerals are used for members that are substantially the same as or correspond to those in the first and second embodiments.
The housing of the removal preventing tool according to the third embodiment includes an open box-like housing part 41. A rectangular opening 41a and a back opening 41b having an open top are formed in the entire area on the front side and the back side of the housing part 41, with the longitudinal direction being set sideways.
Since the structure of the locking bodies 30, 32, etc. formed on the opening 41a side is the same as that of the first embodiment, detailed description thereof is omitted.

The one side portion 41c and the other side portion 41d of the housing portion 41 are flexible and have a rectangular shape in a side view. Locking protrusions 45 and 46 are provided on the inner surface so as to face obliquely downward from the substantially central portion in the longitudinal direction of the upper edge of each of the one side portion 41c and the other side portion 41d.
Rectangular holes 45a and 46a are formed in the bottom 41f of the housing portion 41 below the respective locking projections 45 and 46 so that the locking projections 45 and 46 can be integrally formed with the housing portion 41. .
The locking projections 45 and 46 may be provided not only as a pair of two but also as a plurality of pairs of two or more. That is, the locking protrusions 45 and 46 may be provided so as to protrude from a plurality of locations on the upper edge portion of the one side portion 41c and the other side portion 41d. In this case, a hole may be formed on the lower side corresponding to each of the locking protrusions 45. The locking projections 45 and 46 are preferably formed as a pair, but they may not be paired.

  When the connector 20d of the HDMI cable 20 is stored in the housing part 41 with the terminal 20a facing the front side, the terminal 20a of the connector 20d protrudes from the opening part 41a on the front side, and the locking protrusions 45 and 46 hold the connector 20d in the housing. It locks in the portion 41.

  In such a removal prevention tool according to the third embodiment, when the connector 20d is stored in the housing portion 41 from above the housing portion 41 and the terminal 20a is the front side, the connector 20d is the locking protrusion 45 from above. 46 is pressed, the one side 41c and the other side 41d of the housing 41 are bent outward, the connector 20d is fitted between the one side 41c and the other side 41d of the housing 41, and the terminal of the connector 20d 20a protrudes from the opening 41a.

When the connector 20d is fitted between the one side portion 41c and the other side portion 41d, the locking projections 45 and 46 lock the connector 20d in the housing portion 41, and the connector 20d is stored in the housing portion 41.
The method of mounting the removal preventing tool according to the third embodiment on the HDMI terminal portion 12 of the electronic device and the operation and effect thereof are the same as those of the second embodiment, and thus detailed description thereof is omitted.

  Thus, in the removal prevention tool according to the third embodiment, since the holes for integrally forming the locking protrusions 45 and 46 with the housing portion 41 are provided, the locking protrusions 45 and 46 can be easily formed integrally. And can have a simple structure. Also, the HDMI cable 20 can be prevented from being detached from the HDMI terminal 13a in the HDMI terminal portion 12 of the electronic device, and the load on the terminal 20a and the HDMI terminal 13a of the HDMI cable 20 can be reduced.

In the removal prevention tool according to the third embodiment, the housing portion 41 is not provided with a back surface portion, but a back surface portion 24e similar to that of the first embodiment may be provided.
Further, a protrusion capable of locking the rear end 20f of the connector 20d may be provided on a part of the edge of the rear opening 41b on the rear side, so that the connector 20d does not come out of the rear opening 41b. That's fine.

(Embodiment 4)
Next, a fourth embodiment will be described.
The diameter of the cable 20c of the HDMI cable 20 and the size of the terminal 20a are standardized, but the size of the connector 20d is not standardized and is not versatile. For this reason, in the first and second embodiments, there may be a case where a spacer or the like is appropriately inserted according to the size of the connector 20d. However, in the fourth embodiment, the size of the housing is matched with the size of the connector 20d of the HDMI cable 20. The height can be adjusted.

9 is a perspective view of the HDMI cable connector stored in the housing of the removal prevention device according to the fourth embodiment as viewed from above the back, and FIG. 10 is a perspective view of the front housing as viewed from above. 11 is a perspective view of the front housing as viewed from the front lower side.
The same reference numerals are used for members that are substantially the same as or correspond to those of the first embodiment.
The housing 52 of the removal preventing tool according to the fourth embodiment includes a front housing 54 having an uncovered rectangular box shape and a rear housing 70 having an uncovered rectangular box shape. The front housing 54 and the rear housing 70 have a longitudinal direction. It is arranged sideways.
In the rear housing 70, the front housing 54 is slidably inserted in the direction intersecting the longitudinal direction from the back side to the front side. Guide grooves 62 and 64 that are guide portions of the rear housing 70 are provided in the front housing 54, and sliding portions 74 and 76 provided in the rear housing 70 are inserted into the guide grooves 62 and 64 and guided. (Details will be described later).

When the connector 20d of the HDMI cable 20 is stored in the housing 52 with the terminal 20a facing the front, the terminal 20a of the HDMI cable 20 protrudes from the opening 56a of the front portion 56 of the front housing 54. When the rear housing 70 is externally inserted into the front housing 54, the cable 20c is inserted into the insertion hole 75b of the back surface portion 75 of the rear housing 70, and the front surface (front end portion 20e) of the connector 20d and the cable coupling portion 20b. The rear surface is sandwiched between the front surface portion 56 of the front housing 54 and the rear surface portion 75 of the rear housing 70 so as to be adjustable (details will be described later).
The locking bodies 30 and 32 for locking the housing 52 to the terminal portion 12 protrude from the front portion 56, in other words, from the opening portion 56a. The protruding amount of the terminal 20a from the opening 56a is smaller than the protruding amount of the locking bodies 30 and 32.

As shown in FIG. 10, a rectangular opening 56 a having an open upper part is formed in a part of the front portion 56 of the front housing 54 with the longitudinal direction oriented sideways, and the front portion 56 is viewed from the front. It has a concave shape.
The lateral width of the opening 56a is approximately the same as the lateral width of the terminal 20a of the connector 20d.
When the connector 20d is stored in the front housing 54 from above, the terminal 20a of the connector 20d is fitted into the opening 56a from above. The inner edge of the opening 56a restrains the lateral movement of the connector 20d.
Since the horizontal width dimension of the terminal 20a in the HDMI cable 20 is defined by the standard as an HDMI terminal, the opening 56a of the front housing 54 can be inserted into any HDMI terminal.

A rectangular opening 57 a is formed in the entire area of the back surface 57 with the longitudinal direction being set sideways, and has substantially the same shape as the front surface 56.
The regions 56c and 56d on both sides of the front portion 56 sandwiching the opening 56a on the front side have a rectangular shape whose longitudinal direction is vertical. At substantially central portions in the longitudinal direction of the regions 56c and 56d, flexible rectangular parallelepiped locking bodies 30 and 32 are provided so as to face each other with the longitudinal direction facing the front. The locking bodies 30 and 32 have a rectangular side cross section, and are formed with the longitudinal direction of the cross section viewed vertically.

At the distal end portions 30a and 32a of the locking bodies 30 and 32, hook-shaped projecting portions 30b and 32b are projected outward.
The locking bodies 30 and 32 can be inserted into the locked holes 16 and 17 and the locked cylinders 18 and 19 of the HDMI terminal portion 12 described in the first embodiment from the protrusions 30b and 32b, respectively. Detailed description is omitted.

  Guide grooves 62 and 64 for guiding the rear housing 70 in the front-rear direction are provided along the upper end portions 60a and 61a of the side portions 60 and 61 on both sides of the front housing 54, and outside the vicinity of the upper end portions 60a and 61a. However, it is recessed from the back side to the front side. On the front side of the guide grooves 62 and 64, prohibition portions 62a and 64a for prohibiting guidance are formed.

As shown in FIG. 11, the bottom portion 55 of the front housing 54 has a rectangular shape when viewed from the bottom. The front portion of the rear housing 70 extends from the front side to the back side at a substantially central portion in the longitudinal direction of the bottom surface 55 a of the bottom portion 55. In order to prohibit positioning and movement with respect to the housing 54, recessed locking holes 68 that are locking portions are arranged in a line.
In addition, you may make it the structure by which the locking hole 68 is arranged in the outer surface 61b of the side part 61. As shown in FIG.

12 is a perspective view of the rear housing of the removal prevention tool according to the fourth embodiment as viewed from the upper rear side, FIG. 13 is a perspective view of the rear housing as viewed from the lower lower side, and FIG. FIG. 15 is a perspective view seen from above the back surface in the state of the housing being fully extended.
A rectangular opening 71a is formed in the entire area of the front portion 71 of the rear housing 70 with the longitudinal direction being lateral.

  Rectangular sliding portions 74 and 76 extend from the front side to near the back side along the inside of the upper ends 72a and 73a of the side portions 72 and 73 on both sides of the rear housing 70, respectively. The longitudinal directions of the sliding portions 74 and 76 are parallel to the upper end portions 72a and 73a, respectively. The sliding parts 74 and 76 are fitted in the guide grooves 62 and 64 of the front housing 54, respectively, and can slide.

The rear portion 75 of the rear housing 70 has a rectangular shape when viewed from the rear, and the longitudinal direction is lateral. An insertion hole 75b through which the cable 20c of the HDMI cable 20 is inserted is formed at a substantially central portion of the back surface portion 75 in the longitudinal direction.
The insertion hole 75b is formed by cutting out from the upper edge portion 75a of the back surface portion 75. The diameter and notch width of the insertion hole 75b are approximately the same as the diameter of the cable 20c.
Since the diameter of the cable 20c in the HDMI cable 20 is determined by the standard, the insertion hole 75b of the rear housing 70 can be inserted through any HDMI cable.

The bottom portion 78 of the rear housing 70 has a substantially parallel cut away at a substantially central portion of the front end portion 78a on the front side of the bottom portion 78 inside the one end portion 78a by a predetermined dimension. 80 is formed so that the longitudinal direction is horizontal. At the front end of the rectangular piece 80, a hook-like locked portion 82 projects upward, and a claw-shaped operation portion 84 projects downward.
The locked portion 82 protrudes upward from the upper surface of the bottom portion 78 (see FIG. 12), and the operation portion 84 protrudes downward from the lower surface of the bottom portion 78 (see FIG. 13).

  When the rear housing 70 is extrapolated to the front housing 54, the locked portion 82 is locked in the locking hole 68. By pressing the operating portion 84 to the back side, the rectangular piece 80 is elastically deformed, and the locking of the locked portion 82 by the locking hole 68 is released.

  When the locked portion 82 is locked in the locking hole 68 located on the most front side, as shown in FIG. 14, the housing 52 of the removal preventing tool is in the fully contracted state. Moreover, when the to-be-latched part 82 is latched by the latching hole 68 in the backmost side, as shown in FIG. 15, the housing 52 will be in the state at the time of the maximum extension.

  When the connector 20d of the HDMI cable 20 is stored in the housing 52 with the terminal 20a facing the front side, in the removal preventing tool according to Embodiment 4, the rear housing 70 relative to the front housing 54 is matched to the size of the connector 20d. It can be stored by adjusting the position. The position adjustment of the rear housing 70 is possible in the position range from the time when the housing 52 is fully contracted to the time when it is fully extended.

  That is, in the removal prevention tool according to the fourth embodiment, the front end portion 20e of the connector 20d is in contact with the edge portion of the opening portion 56a inside the front portion 56 of the front housing 54, and the rear portion 75 of the rear housing 70. Is adjustable so that the rear surface of the cable coupling portion 20b of the connector 20d abuts on the edge of the insertion hole 75b (see FIG. 9).

Next, a method and operation for housing the connector 20d of the HDMI cable 20 in the housing 52 of the removal prevention tool according to Embodiment 4 will be described.
First, in the removal prevention tool according to the fourth embodiment, the position of the rear housing 70 with respect to the front housing 54 is widened and positioned on the back side according to the size of the connector 20d. When the positioning is performed, the locking hole 68 locks the locked portion 82.

Next, when the connector 20 d is stored in the front housing 54 from above the housing 52, the terminal 20 a of the connector 20 d is fitted into the opening 56 a from above and protrudes outward from the front portion 56.
When the terminal 20a protrudes from the opening 56a of the front portion 56, the front end portion 20e of the connector 20d abuts on the edge of the opening 56a inside the front portion 56, and the bottom surface of the connector 20d is the bottom portion of the front housing 54. The connector 20 d is housed in the front housing 54.
When the connector 20d is stored in the front housing 54, the terminal 20a of the connector 20d is fitted into the opening 56a, and the inner edge of the opening 56a restrains the lateral movement of the connector 20d.

  Next, when the operation portion 84 of the rear housing 70 is pressed to the back side, that is, when the operation portion 84 is pulled to the near side, the rectangular piece 80 is elastically deformed, and the locked portion 82 is locked by the locking hole 68. Is released.

When the rear housing 70 itself is pushed to the front side, the guide grooves 62 and 64 of the front housing 54 guide the sliding portions 74 and 76 of the rear housing 70 to the front side.
When the back side of the cable coupling portion 20b comes into contact with the edge of the insertion hole 75b, the locking hole 68 of the front housing 54 locks the locked portion 82 of the rear housing 70, and the rear housing 70 is moved. The front portion 56 of the front housing 54 and the rear portion 75 of the rear housing 70 restrain the movement of the connector 20d in the front-rear direction (front-rear direction) by sandwiching the connector 20d and the cable coupling portion 20b. At this time, the cable 20c of the HDMI cable 20 is inserted into the insertion hole 75b, and the inner edge portion of the insertion hole 75b restrains the lateral movement of the connector 20d.

Next, a mounting method and operation of the removal preventing tool according to Embodiment 4 will be described.
In the mounting method of the removal preventing tool according to the fourth embodiment, first, the position of the rear housing 70 is adjusted and stored in the housing 52 in accordance with the size of the connector 20d of the HDMI cable 20 (see FIG. 9).

  Next, when the front end portions 30a and 32a of the locking bodies 30 and 32 of the front housing 54 are pressed to the locked holes 16 and 17, respectively, the locking bodies 30 and 32 are bent, and the locking bodies 30 and 32 The protrusions 30b and 32b enter the locked cylinders 18 and 19 (see FIG. 2), and the protrusions 30b and 32b protrude from the ends of the locked cylinders 18 and 19 (see FIG. 5). .

  Next, when the protrusions 30 b and 32 b protrude, the locking bodies 30 and 32 return to their original shapes and are not bent, and the front portion 56 that forms the concave shape of the front housing 54 is the rear wall of the HDMI terminal portion 12. 12a abuts.

And when the front part 56 contact | abuts to the back wall 12a, the HDMI terminal part 12 latches the housing 52 which accommodated the connector 20d of the HDMI cable 20. FIG.
Since the other mounting methods and actions of the removal prevention tool according to the fourth embodiment are the same as those of the first embodiment, detailed description thereof is omitted.

  As described above, in the removal preventing tool according to the fourth embodiment, the position of the rear housing 70 can be adjusted according to the size of the connector 20d of the HDMI cable 20, and the connector 20d can be stored in the housing 52. Can be used with commercially available HDMI cables. Since the housing 52 is uncovered, the connector 20d having a different height can be stored. Further, when the connector 20d is stored in the housing 52, the lateral movement of the connector 20d can be restricted. Further, when the removal prevention tool is attached to the HDMI terminal portion 12 of the electronic device, the HDMI cable 20 can be prevented from being removed from the HDMI terminal 13a in the HDMI terminal portion 12, and the terminal 20a and the HDMI terminal 13a of the HDMI cable 20 can be prevented. It is possible to reduce the load such as its own weight.

  In the fourth embodiment, the illustrated guide grooves 62 and 64 are each provided with one groove, but a plurality of grooves may be provided substantially in parallel. Moreover, although it was set as the structure which inserts the sliding parts 74 and 76 in the guide grooves 62 and 64, you may make it the reverse structure which a guide part fits into a sliding part. That is, in the reverse configuration, the sliding portions 74 and 76 may be formed in a groove shape, and the guide portion may protrude outward in a rail shape.

  In the fourth embodiment, the locking holes 68 are arranged on the bottom surface 55 a of the bottom 55, that is, on the outer surface of the bottom 55, but are arranged on the outer surface of one of the side portions 60 and 61 on both sides of the front housing 54. It may be provided. For example, when the locking holes 68 are arranged on the outer surface 61 b of the side portion 61 (see FIG. 11), the elastically deformable rectangular piece 80 is formed at the front edge of the side portion 73 of the rear housing 70. The locked portion 82 and the operation portion 84 may be provided in the lateral direction.

  Furthermore, although the covers 22 and 42 are not provided in the fourth embodiment as in the first and second embodiments, a retractable hood-like or bellows-like lid may be provided on the back surface portion 75 of the rear housing 70. . Moreover, although the example where the front housing 54 and the rear housing 70 are in the shape of a lidless box is given, it may be in the form of a nested rectangular tube.

In the first to fourth embodiments, the locking bodies 30 and 32 are claw-shaped and the locked body is a hole or a cylinder, but the opposite may be possible. That is, there is no problem as long as the locked body and the locking body can be locked.
Further, in the first to fourth embodiments, the connector 20d stored in the housing 21, 40, 52 is exemplified by the male terminal 20a, but may be a female type.

It is a partial back perspective view of the terminal part of the electronic device which concerns on Embodiment 1 of this invention. It is a rear view of an HDMI terminal part. It is the perspective view which looked at the state which stored the connector of the HDMI cable in the housing of the removal prevention tool which concerns on Embodiment 1 of this invention from the front direction. It is the perspective view which looked at the state which stored the connector of the HDMI cable in the housing from the back direction. It is a fragmentary sectional view of the state where the housing which stored the connector was fixed to the HDMI terminal part. It is the perspective view which looked at the housing of the removal prevention tool concerning Embodiment 2 from the back. It is the perspective view which looked at the state which stored the connector of the HDMI cable in the housing of the removal prevention tool concerning Embodiment 3 from the front upper direction. It is the perspective view which looked at the housing from the back upper direction. It is the perspective view which looked at the state which stored the connector of the HDMI cable in the housing of the removal prevention tool concerning Embodiment 4 from the back upper direction. It is the perspective view which looked at the front housing from the back upper direction. It is the perspective view which looked at the front housing from the front lower direction. It is the perspective view which looked at the rear housing of the removal prevention tool concerning Embodiment 4 from the back upper direction. It is the perspective view which looked at the rear housing from the back lower direction. It is the perspective view seen from the back upper direction of the state at the time of the most contraction of a housing. It is the perspective view seen from the back upper direction of the state at the time of the maximum extension of a housing. It is a partial back perspective view which shows the HDMI terminal part of the conventional television. It is a fragmentary sectional side view which shows the conventional removal prevention tool. It is a top view which shows an HDMI cable.

Explanation of symbols

13a HDMI terminal (connection terminal)
16, 17 Locked hole (hole)
18, 19 Locked cylinder (locked body)
20 HDMI cable (cable)
20c cable 20d connector 20e front end (front of connector)
20f Rear end (back of connector)
21, 40, 52 Housing 22, 42 Cover 22c, 42c Side cover 22d Engagement hole (locking part)
23a, 41a, 56a Opening 23b, 44a, 75b Insertion hole 24c, 41d Other side (one side)
24d Engagement part (locked part)
30, 32 Locking body 41b Rear opening 41c One side 44 Back cover 45, 46 Locking protrusion 54 Front housing 60, 61 Side (side of front housing)
62, 64 Guide groove (guide part)
68 Locking hole (locking part)
70 Rear housing 72, 73 Side part (Rear housing side part)
74, 76 Sliding part 82 Locked part

Claims (12)

A connector for storing a connector to be connected to a connection terminal, and a disconnection preventing tool for preventing the connector from being detached from the connection terminal,
A housing for storing the connector;
A removal preventing tool comprising: a locking body provided in the housing and locked in the vicinity of the connection terminal. The housing has, on the front side facing the connection terminal, an opening through which the front side of the connector is viewed,
The removal preventing tool according to claim 1, wherein the locking body is formed at a part of an edge of the opening. The housing has a box shape,
A cover that can be opened and closed to cover the connector stored in the housing;
A locked portion formed on one side of the housing,
The covering is
A side cover capable of contacting the outer surface of the side portion;
The removal preventing tool according to claim 1, further comprising: a locking portion that is formed on the side cover portion and locks the locked portion. A cable is coupled to the back of the connector;
The housing has an insertion hole for the cable on the back side,
The removal preventing tool according to any one of claims 1 to 3, wherein a back surface of the connector can be brought into contact with an edge portion of the insertion hole. The housing has a back opening that exposes the back of the connector;
The removal preventing tool according to claim 4, wherein the cover includes a back cover portion that covers a part of the rear opening and in which an insertion hole for the cable is formed.   The housing has an open box shape, and a locking projection capable of locking the connector housed in the housing is formed on a part of an edge of one side and the other side of the housing, respectively. 3. The removal prevention tool according to claim 1 or 2, characterized in that it is provided in an oblique direction on the inner surface. The housing is
On the front side facing the connection terminal, the front side of the connection side of the connector has an opening, and a box-shaped front housing opened on the back side;
The removal prevention tool according to claim 1, further comprising: a box-shaped rear housing which is slidable on the front housing and whose front side is open. The locking body is formed on a part of the edge of the opening,
The rear housing has a cable insertion hole coupled to the back side of the connector on the back side;
The front surface of the connector abuts on the edge of the opening on the inner surface of the front housing, and the rear surface of the connector can abut on the edge of the insertion hole on the inner surface of the rear housing. 8. The removal preventing tool according to claim 7, A guide portion for guiding the rear housing on the outside of both side portions of the front housing;
The removal prevention tool according to claim 7 or 8, further comprising sliding portions that fit into the guide portions on both inner sides of the rear housing. A locking portion is provided on the outside of the front housing,
The rear housing has a locked portion that is locked to the locking portion and is elastically deformable and can be unlocked at a part of the opened front side edge portion. The removal preventing tool according to any one of claims 7 to 9. An electronic device comprising a connection terminal and a locked body provided in the vicinity of the connection terminal,
When the said locking body of the removal prevention tool as described in any one of the said Claim 1-10 is latched by the said to-be-latched body, mounting | wearing of this removal prevention tool becomes possible. An electronic device characterized by A hole is provided in the vicinity of the connection terminal,
The to-be-latched body consists of a to-be-latched cylinder projecting inside the peripheral edge of the hole,
The electronic device according to claim 11, wherein the locking body can be inserted into the locked cylinder.

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