JP2005057022A - Burglar preventing key anchoring structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a burglar preventing key anchoring structure without necessitating a pin or a tape for bonding to anchor a reinforcing metal fitting and without providing a cover for covering a keyhole or the reinforcing metal fitting as a separate component. <P>SOLUTION: In the burglar preventing key anchoring structure formed on a projector to anchor a burglar preventing key, a keyhole to insert the burglar preventing key is formed on the projector, and a reinforcing metal fitting anchoring section 5 is provided integrally with the inner wall of a casing 2b. The reinforcing metal fitting anchoring section 5 is equipped with an engaging part of the reinforcing metal fitting while the reinforcing metal fitting 8 is equipped with an engaging part for the anchoring part, and a surface opposed to the inner wall part of the casing 2b is formed on the reinforcing metal fitting 8. A through hole having the substantially same configuration as the keyhole to insert the burglar preventing key is formed on the surface while the engaging part for reinforcing metal fitting and the engaging part for the anchoring part are constituted so as to be detachable, and the keyhole is arranged so as to be opposed to the through hole under the condition of being anchored. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to an anti-theft key attachment structure, and more particularly to an anti-theft key attachment structure for attaching a key for preventing theft of a product when a portable product is displayed at a store.

  As a conventional technique, when a portable product is displayed at a store, a product with a key attached to prevent theft of the product is known. This anti-theft key has one end attached to the product and the other end connected to a metal wire or coiled plastic cord fixed in the store so that the product can be picked up freely within a certain range. You can see it, but you can't take it away.

  For example, as shown in FIG. 8, the key 4 has a cylindrical shape, and a guide pin 4 a and a hook portion 4 b disposed in parallel with the guide pin 4 a are projected from a substantially central portion of one end face. When the key 4 is attached to the product 100, for example, as shown in FIGS. 11 and 12, the guide pin 4a and the hook portion 4b of the key 4 are inserted into the key hole 103 of the attachment portion 105 provided in the rear part 100a of the product 100. And try to fix it.

  However, if the attachment portion 105 of the key 4 of the product 100 is pulled strongly by the hook portion 4b inserted into the key hole 103 of the key 4, the key hole 103 of the plastic casing 102 forming the product 100 is damaged. There was a problem.

  Therefore, in order to prevent the housing from being damaged, a metal reinforcing metal fitting 108 is attached to the inside of the housing 102 as shown in FIGS. 14 and 15.

  As shown in FIGS. 16 (a) and 16 (b), the reinforcing metal fitting 108 is formed of a rectangular metal plate, and a through hole 108a having the same shape as the keyhole 103 is formed at the substantially central portion thereof. Positioning attachment holes 108b are formed at two positions on both ends in the vertical direction in the drawing with the through hole 108a interposed therebetween.

  However, when the reinforcing metal fitting 108 is fixed, it is adhered to the housing with a double-sided tape, or as shown in FIG. 15, the mounting pin 103b corresponding to the mounting hole 108b protrudes from the housing and is attached to the mounting pin 103b. Although the method of attaching the attachment pin 103b and the attachment hole 108b by welding in the state where the attachment hole 108b is attached is employed, there is a problem that the attaching work of the reinforcing metal fitting 108 becomes complicated.

  Further, in the conventional method, since the casing penetrates from the key hole 103 to the internal structure, in order to prevent light leakage to the inside, light leakage from the inside, and contamination of foreign matter inside, the method shown in FIGS. As shown in FIG. 15, it is necessary to attach a hole cover 106 that covers the keyhole 103 together with the reinforcing metal fitting 108 inside the housing 102 inside the housing.

  The present invention has been made in view of the above-described conventional problems, and does not require an adhesive pin or an adhesive tape to attach the reinforcing metal fitting, and further, a cover that covers the keyhole and the reinforcing metal fitting separately. An object of the present invention is to provide an anti-theft key attachment structure that does not need to be provided.

  The present invention relates to a reinforcing bracket mounting structure, and is provided with an anti-theft key attachment for mounting an anti-theft key having an engaging portion that is formed in a part of a casing of a portable product and is configured separately and fixed to the product. A mounting hole into which an engagement portion of an anti-theft key can be inserted is formed in a part of the housing of the product, and an inner wall portion of the housing in which the mounting hole is formed is separately provided. A reinforcing bracket mounting portion for mounting the reinforcing bracket configured to overlap the inner wall portion is integrally provided, and the reinforcing bracket mounting portion includes a fitting portion for a reinforcing bracket to which a part of the reinforcing bracket is attached, and the reinforcement The fitting includes a fitting portion for the attachment portion at a portion corresponding to the fitting portion for the reinforcing fitting, a surface facing the inner wall portion of the housing is formed, and an attachment hole formed in the housing on the surface A through hole is formed that is substantially the same shape and into which the engagement portion of the anti-theft key can be inserted. The reinforcement fitting fitting part of the reinforcement fitting attachment part and the fitting part for the reinforcement fitting attachment part are configured to be detachable, and the mounting hole of the housing and the through hole of the reinforcement fitting are arranged opposite to each other in the mounted state. It is characterized by.

  By constructing in this way, in the anti-theft key mounting structure for attaching the anti-theft key, which is formed in a part of the casing of the portable product and is configured as a separate body and fixed to the product, When reinforcing the portion to which the anti-theft key is attached, the reinforcing bracket can be easily attached without using an adhesive pin or an adhesive tape.

  The reinforcing bracket mounting portion is formed by projecting a rib body on the inner side of the housing so as to surround the reinforcing bracket in a state where the reinforcing bracket is mounted, and for inserting the reinforcing bracket into the reinforcing bracket mounting portion. An opening is provided, the reinforcing metal is surrounded by the rib body with the reinforcing metal attached, and the opening is closed by a part of the reinforcing metal so as to cover a surface facing the inner wall of the housing. It is preferable to make it.

  By configuring in this way, for example, the reinforcing bracket is configured in a U-shape or a U-shape, and the opening formed in the reinforcing bracket mounting portion is closed by the bent surface. The keyhole of the anti-theft key formed on the surface facing the inner wall portion can be closed by the reinforcing metal fitting mounting portion and the reinforcing metal fitting on the inner side, so there is no need to provide a separate cover.

  Furthermore, it is preferable that the reinforcing metal fitting is formed of a material having a spring property. By configuring in this way, the fitting between the reinforcing bracket and the mounting portion of the reinforcing bracket can be performed using the spring property of the reinforcing bracket, so that the configuration can be simplified and the number of parts can be reduced, and one-touch mounting can be realized. Assembling can be improved.

  According to the anti-theft key attachment structure of the present invention, the reinforcement fitting can be easily attached with a simple configuration without requiring an adhesive pin or an adhesive tape to attach the reinforcement fitting. In addition, since it is not necessary to provide a cover for covering the keyhole and the reinforcing metal member separately, the number of parts can be reduced, and thereby an excellent effect that the cost can be reduced and the assemblability can be improved can be obtained.

  In detail, according to the present invention, the anti-theft key mounting structure for attaching the anti-theft key, which is formed in a part of the casing of a portable product and is configured as a separate body and having an engaging portion fixed to the product. In addition, a mounting hole into which the engagement portion of the anti-theft key can be inserted is formed in a part of the housing of the product, and the inner wall portion of the housing in which the mounting hole is formed is configured separately. A reinforcing bracket mounting portion for mounting a reinforcing bracket disposed to overlap the inner wall portion is integrally provided, and the reinforcing bracket mounting portion includes a fitting portion for a reinforcing bracket to which a part of the reinforcing bracket is attached, In addition, a fitting portion for the attachment portion is provided in a portion corresponding to the fitting portion for the reinforcing metal fitting, and a surface facing the inner wall portion of the housing is formed, and the surface is substantially the same as the attachment hole formed in the housing. Reinforcing metal fitting that has a shape and a through hole into which the engagement portion of the antitheft key can be inserted The fitting part for the reinforcing bracket of the attachment part and the fitting part for the attachment part of the reinforcing metal fitting are configured to be detachable, and the mounting hole of the housing and the through hole of the reinforcing metal fitting are arranged opposite to each other in the mounted state. Reinforce the anti-theft key installation part in the anti-theft key mounting structure that attaches the anti-theft key that is formed on a part of the case of the portable product and that has a separate engaging part that is fixed to the product. In doing so, the reinforcing bracket can be easily attached without using an adhesive pin or an adhesive tape.

  Further, the configuration of the reinforcing bracket mounting portion is formed by protruding a rib body on the inner side of the housing so as to surround the reinforcing bracket with the reinforcing bracket mounted, and the reinforcing bracket is inserted into the reinforcing bracket mounting portion. The rib is surrounded by the rib body in a state where the reinforcing metal fitting is attached, and the opening is closed by a part of the reinforcing metal fitting, and the surface facing the inner wall portion of the housing is provided. By covering, for example, the reinforcing bracket is configured in a U-shape or a U-shape, and the opening formed in the reinforcing bracket mounting portion is closed by the bent surface, so that the inside of the casing of the product Since the key hole of the anti-theft key formed on the surface facing the inner wall portion can be closed by the reinforcing metal fitting attaching portion and the reinforcing metal fitting, it is not necessary to provide a separate cover.

  Furthermore, since the reinforcing bracket is formed of a material having spring properties, the reinforcing bracket and the mounting portion of the reinforcing bracket can be fitted using the spring properties of the reinforcing bracket. Can be reduced, and one-touch mounting is possible to improve assembly.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

  FIG. 1 to FIG. 10 show an example of an embodiment of the invention. FIG. 1 is a front perspective view of a projector employing an antitheft key mounting structure according to an embodiment of the present invention, and FIG. 2 is a rear perspective view of the projector. 3 is a rear perspective view showing a state in which an anti-theft key is attached to the projector, FIG. 4 is an exploded perspective view of a lower housing showing an overall structure of the anti-theft key attaching structure of the projector, and FIG. 6 is an explanatory view of the anti-theft key mounting structure, FIG. 6 is a detailed explanatory view showing the structure of the anti-theft key mounting structure, and FIGS. 7A and 7B are configurations of reinforcing metal fittings constituting the anti-theft key mounting structure. FIG. 8 is a perspective view showing the structure of the anti-theft key according to the present embodiment, FIG. 9 is a partial cross-sectional view showing the structure of the anti-theft key mounting structure, and FIG. 10 is a theft equipped with the anti-theft key. Part showing the structure of the prevention key mounting structure It is a surface view. In the figure, the parts denoted by the same reference numerals represent the same thing, and the basic configuration is the same as the conventional one shown in the figure.

  In the present embodiment, as shown in FIGS. 1 to 3, the portable projector 1 adopts the anti-theft key mounting structure according to the present invention, and the anti-theft key is attached to the rear surface of the housing 2 of the projector 1. 4 is formed with a key hole 3 as an attachment hole to which 4 can be attached.

  As shown in FIGS. 1 to 4, the housing 2 of the projector 1 includes an upper housing 2 a and a lower housing 2 b, and has a box shape that is low in the height direction when combined. A lens 1a is provided on the front surface of the projector 1, and a key hole 3 into which an anti-theft key 4 can be attached is formed inside the rear surface 2b1 of the lower housing 2b.

  As shown in FIG. 8, the anti-theft key 4 has a cylindrical shape, and a guide pin 4a and a hook portion 4b arranged in parallel with the guide pin 4a project from a substantially central portion of one end face thereof. .

  As shown in FIGS. 4 to 6, the key hole 3 is formed on the rear surface 2 b 1 of the lower housing 2 b so that the guide pin 4 a and the hook portion 4 b of the antitheft key 4 can be inserted.

  On the inner wall portion where the key hole 3 of the lower housing 2b is formed, a reinforcing metal fitting attaching portion 5 to which a reinforcing metal fitting 8 constituted separately is attached is integrally provided.

  As shown in FIGS. 5, 7 (a) and 7 (b), the reinforcing metal fitting 8 is made of a spring material such as stainless steel, is formed in a rectangular shape in plan view, and has one side in side view. It is bent and formed into an open U-shape.

  One end surface 8a of the reinforcing metal fitting 8 is a surface facing the inner wall portion of the housing, and is substantially the same shape as the key hole 3 formed in the housing 2 at the substantially central portion of the one end surface 8a and the guide for the antitheft key 4. A through hole 8b into which the pin 4a and the hook portion 4b can be inserted is formed.

  The other end surface 8c is bent to face the one end surface 8a. As shown in FIGS. 7A and 7B, the other end surface 8c is formed substantially parallel to the one end surface 8a, and a positioning portion 8d is formed in a wing shape so as to protrude outward in the width direction near both ends of the bending position. In addition, a fitting portion fitting portion 8e that engages with a part of the casing when inserted into the reinforcing metal fitting attaching portion 5 is formed in the substantially central portion. The fitting portion 8e for the attachment portion is formed to bend outwardly so as to be caught by a fitting portion provided on the housing 2 side.

  As shown in FIG. 6, the reinforcing bracket mounting portion 5 extends from the bottom 2b2 to the vicinity of the keyhole 3 along the rear surface 2b1 of the lower housing 2b, surrounds the vicinity of the keyhole 3, and the reinforcing bracket 8 is inserted therein. It is comprised by the rib body 5a.

  The rib body 5a is formed in a rectangular shape in a plan view in which a space is formed inside the rear surface 2b1 of the lower housing 2b as one side surface, and an opening 5b for inserting the reinforcing metal fitting 8 is formed on the upper portion. Yes.

  On the surface 5a1 facing the rear surface 2b1 of the rib body 5a, a reinforcing metal fitting fitting portion 5e into which the attachment fitting fitting portion 8e of the reinforcing metal fitting 8 is fitted is formed. Further, notches 5d and 5d into which the positioning portions 8d of the reinforcing metal fitting 8 are inserted are formed in the vicinity of the edges of the both side surfaces 5a2 and 5a3 of the rib body 5a.

  The reinforcing bracket mounting portion 5 is configured such that when the reinforcing bracket 8 is mounted therein, the through hole 8b of the reinforcing bracket and the key hole 3 of the casing coincide with each other.

  The reinforcing bracket mounting portion 5 surrounds the side and the lower side of the reinforcing bracket 8 and closes the opening 5b with one side surface 8f of the reinforcing bracket 8 so that the keyhole 3 of the lower housing 2b is formed. To cover the part.

  Here, the attaching / detaching operation of the reinforcing metal fitting 8 to the reinforcing metal fitting attaching portion 5 will be described with reference to the drawings.

  First, when the reinforcing metal fitting 8 is attached to the reinforcing metal fitting attaching part 5, the reinforcing metal fitting 8 is inserted from the opening 5b at the upper part of the reinforcing metal fitting attaching part 5, as shown in FIGS.

  The reinforcing bracket 8 is positioned by inserting the positioning portion 8d into the cutout portion 5d and contacting the bottom portion 5d1 of the cutout portion 5d. At this time, the fitting portion 8e for the attachment portion and the fitting portion 5e for the reinforcement fitting are matched and fitted, and the reinforcement fitting 8 is pressed into the reinforcement fitting attachment portion 5 by the repulsive force due to the spring property of the reinforcement fitting 8. It is fixed by that. In this state, the through hole 8b of the reinforcing metal fitting 8 and the key hole 3 of the lower housing 2b coincide.

  When the reinforcing bracket 8 is removed from the reinforcing bracket mounting portion 5, as shown in FIGS. 6, 7A, and 7B, the fitting portion fitting portion that is fitted to the reinforcing bracket fitting portion 5e is used. Since the fitting state is released by pushing in 8e, the reinforcing bracket 8 can be easily pulled out from the reinforcing bracket mounting portion 5 by simply pulling the positioning portion 8d while pushing the fitting portion 8e for the mounting portion. .

  Next, attachment of the antitheft key to the projector will be described with reference to the drawings.

  When the anti-theft key is attached to the projector, as shown in FIGS. 9 and 10, the guide pin 4a and the hook portion 4b of the anti-theft key 4 are inserted into the key hole 3 formed in the rear surface 2b1 of the lower housing 2b of the projector 1. Insert.

  Then, the anti-theft key 4 is locked and, as shown in FIG. 10, the reinforcing bracket 8 is sandwiched together with the lower housing 2b by the front end portion of the main body of the anti-theft key 4 and the hook portion 4b. The prevention key 4 can be fixed.

  Since it comprised as mentioned above, according to this embodiment, since the reinforcement metal fitting part 5 was comprised integrally with the lower housing | casing 2b, and the reinforcement metal fitting 8 was comprised separately, reinforcement metal fittings are easy by simple structure. 8 can be attached to the reinforcing bracket mounting portion 5.

  Further, according to the present embodiment, the reinforcing bracket mounting portion 5 is extended from the bottom 2b2 to the vicinity of the keyhole 3 along the rear surface 2b1 of the lower housing 2b, and the rib body 5a so as to surround the vicinity of the keyhole 3 Since it comprised, the through-hole 8b connected to the keyhole 3 can be covered with a part of reinforcement metal fitting 8 and the reinforcement metal fitting attachment part 5 in the state which attached the reinforcement metal fitting 8 to the reinforcement metal fitting attachment part 5. FIG.

  Note that the anti-theft key mounting structure of the present invention is not limited to the illustrated example described above, and it is needless to say that various modifications can be made without departing from the gist of the present invention.

  For example, in this embodiment, the reinforcing bracket mounting portion 5 constituting the anti-theft key mounting structure is inserted from the upper side in the figure, but the present invention is limited to the configuration of the reinforcing bracket mounting portion. Instead of this, it may be inserted from the side of the reinforcing bracket mounting portion.

  In addition, the present invention is not limited to the shape of the reinforcing bracket disclosed in the present embodiment as long as it is held inside the reinforcing bracket mounting portion using the spring property of the reinforcing bracket.

1 is a front perspective view of a projector in which an antitheft key mounting structure according to an embodiment of the present invention is adopted. 2 is a rear perspective view of the projector. FIG. It is a rear perspective view which shows the state which attached the antitheft key to the said projector. It is a disassembled perspective view of the lower housing | casing which shows the whole structure of the antitheft key attachment structure of the said projector. It is explanatory drawing of the said antitheft key attachment structure. It is detailed explanatory drawing which shows the structure of the said antitheft key attachment structure. It is explanatory drawing which shows the structure of the reinforcement metal fitting which comprises the said antitheft key attachment structure. It is a perspective view which shows the structure of the antitheft key which concerns on this embodiment. It is a fragmentary sectional view which shows the structure of the said antitheft key attachment structure. It is a fragmentary sectional view which shows the structure of the antitheft key attachment structure of the state which mounted | wore the antitheft key. It is a front perspective view which shows the structure of the conventional projector. It is a rear surface perspective view of the conventional projector. It is a disassembled perspective view of the lower housing | casing which shows the whole structure of the anti-theft key attachment structure of the conventional projector. It is explanatory drawing of the conventional antitheft key attachment structure. It is detailed explanatory drawing which shows the structure of the conventional antitheft key attachment structure. (A), (b) is explanatory drawing which shows the shape of the conventional reinforcement metal fitting. (A), (b) is explanatory drawing which shows the shape of the conventional cover.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Projector 2 Housing | casing 2a Upper housing | casing 2b Lower housing | casing 3 Keyhole 4 Anti-theft key 4a Guide pin 4b Hook part 5 Reinforcing metal fitting attachment part 5a Rib body 5b Opening part 5e Reinforcing metal fitting part 8 Reinforcing metal fitting 8b Through-hole

Claims (3)

An anti-theft key mounting structure for attaching an anti-theft key, which is formed in a part of a casing of a portable product, is configured as a separate body and has an engaging portion fixed to the product,
An attachment hole into which the engagement portion of the anti-theft key can be inserted is formed in a part of the product housing, and the inner wall portion of the housing in which the attachment hole is formed is configured separately and is provided on the inner wall portion. Reinforcing bracket mounting part for mounting the overlapping reinforcing bracket is integrally provided,
The reinforcing bracket mounting portion includes a reinforcing bracket fitting portion to which a part of the reinforcing bracket is mounted,
The reinforcing bracket includes a mounting portion fitting portion at a portion corresponding to the reinforcing bracket fitting portion, and a surface facing the inner wall portion of the housing is formed, and the mounting formed on the surface on the surface is formed. A through-hole that is substantially the same shape as the hole and into which the engagement portion of the anti-theft key can be inserted is formed,
The reinforcement fitting fitting portion of the reinforcement fitting attachment portion and the fitting fitting fitting portion of the reinforcement fitting are configured to be detachable, and the mounting hole of the housing and the through hole of the reinforcement fitting are arranged opposite to each other in the mounted state. Anti-theft key attachment device characterized by   The reinforcing bracket mounting portion is formed by projecting a rib body on the inner side of the housing so as to surround the reinforcing bracket with the reinforcing bracket mounted, and an opening for inserting the reinforcing bracket into the reinforcing bracket mounting portion. The rib is surrounded by the rib body with the reinforcing bracket attached, and the opening is closed by a part of the reinforcing bracket to cover the surface facing the inner wall of the housing. The anti-theft key mounting structure according to claim 1.   The anti-theft key attaching device according to claim 1 or 2, wherein the reinforcing metal fitting is formed of a material having a spring property.

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