JP3061687U - Exhibit Fixture - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To provide an exhibit fixing device that can prevent an exhibit from being stolen and that can easily perform an operation of fixing and releasing a lock between an exhibit unit and a fixing unit. A release pin is inserted into an insertion hole of a female member,
Move the lock pin to the release position. The lock ball is engaged with the concave portion of the lock pin, is retracted from the fitting groove of the female member, is separated from the concave portion of the female member, and the mutual fixing is released. Separation can be easily performed, and the display object and the fixed part can be separated. When the male member is fitted into the fitting groove of the female member and the concave portion of the male member faces the lock ball, the release pin is removed, and the large-diameter peripheral surface of the lock pin faces the lock ball, and the lock ball is male. Since the display unit and the fixing unit are engaged with the concave portion of the member, the display unit and the fixing unit can be locked and fixed inseparably, and the display object (for example, a frame) can be prevented from being stolen.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to an exhibit fixing device which is used, for example, to prevent theft of an exhibit in which a picture, a photograph, an advertisement, a map, a notice, and the like are inserted into a picture frame.

[0002]

[Prior art]

 Conventionally, when displaying a painting like the above example, for example, after inserting the painting on the back side of the picture frame, a hanging string attached to the upper end side of the picture frame is attached to a fixed part (for example, a wall, a pillar, etc.). There are exhibition methods such as hanging on a fixed hook or hanging the frame directly on the hook.

[0003]

[Problems to be solved by the invention]

 However, in the above-mentioned exhibition method, the frame can be easily removed simply by removing the hanging strap attached to the frame or the frame itself from the hook, and the time required for the removal work is short, making it easy to be stolen. It is difficult to prevent theft. In addition, there is also a problem that the exhibition cost will increase if it is stored in a storage case or if a security guard or surveillance camera is placed.

[0004] In view of the above problem, when the male member and the female member are fitted to each other, the lock pin slides to engage the lock ball with the concave portion of the male member. To provide an exhibit fixture that can prevent the exhibit from being stolen and can easily perform the operation of unlocking and releasing the lock between the exhibition section and the fixed section. Aim.

[0005]

[Means for Solving the Problems]

 The invention according to claim 1 is an exhibit fixing device for integrally fixing a fixing portion and an exhibit, wherein the fixing member is fixed to one of the exhibit and the fixing portion in a fitting groove of a female member. A male member fixed to the other side is provided so as to be fittable therein, and a lock ball engaging with a concave portion formed in the male member is held in a holding hole formed intersecting with the fitting groove. The lock pin is movably held in the intersecting insertion hole, and the lock pin is held in the position where the lock ball is engaged with the concave portion formed in the lock pin, and the lock ball is fitted on the outer peripheral portion of the lock pin. The present invention is characterized in that it is an exhibit fixing device which is slidably provided at a position where the lock ball is abutted and engages with the concave portion of the male member.

According to a second aspect of the present invention, in addition to the configuration of the first aspect, the insertion hole is brought into contact with an end of the lock pin, and the recess of the lock pin is formed with the lock ball. It is an exhibit fixing device provided with a rod-shaped release member operated at an opposing position so as to be insertable.

According to a third aspect of the present invention, in addition to the configuration of the first aspect, when the concave portion of the lock pin is moved to the position facing the lock ball by the release member in the insertion hole, the release is performed. It is a display fixture provided with a locking member that is locked to a concave portion formed in the member.

[0008]

[Action]

 In the exhibit fixing device according to the first aspect, the lock pin is slid to move the concave portion of the lock pin to a position facing the lock ball, and when the male member is inserted or removed, the lock ball is locked. It engages with the recess of the pin, retracts from the fitting groove of the female member, and separates from the recess of the male member to release the mutual fixing, so that the male member and the female member can be easily fitted or separated. And the fixed part can be separated from the exhibit.

When the concave portion of the male member faces the lock ball, the release member is removed, and the outer peripheral portion (large-diameter portion) of the lock pin is moved to a position where it comes into contact with the lock ball, so that the lock ball is placed in the concave portion of the male member. Therefore, the exhibit and the fixing portion can be locked and fixed so that they cannot be separated from each other, thereby preventing the exhibit from being stolen.

According to a second aspect of the present invention, in addition to the operation of the first aspect, the substantially bar-shaped release member is inserted into the insertion hole of the female member, and is brought into contact with the end of the lock pin. Since the concave portion of the lock pin is moved to a position facing the lock ball, the operation of releasing the lock fixed by the lock pin and the lock ball can be easily performed.

According to a third aspect of the present invention, in addition to the operation of the first aspect, the exhibit fixing device engages the locking member with the concave portion of the release member inserted into the insertion hole of the male member. Since the concave portion of the lock pin is held so as to face the lock ball, the operation of inserting and removing the male member can be easily performed.

[0012]

[Effect of the invention]

 According to this invention, when the male member and the female member are fitted to each other, the lock pin is slid and the lock ball is engaged with the concave portion of the male member. It can be fixed and locked so that it cannot be separated, preventing theft of exhibits, and attaining high reliability as antitheft means.

Moreover, since the male member and the female member are relatively moved in opposite directions to be fitted or separated from each other, it is easier to remove the display object than to suspend the display object as in the conventional example. Since it takes a certain amount of time, it is difficult to be stolen, and theft can be prevented. In addition, it is possible to easily find the stolen site and confirm the stolen person.

Furthermore, the unlocking member can be easily unlocked simply by inserting the release member into the insertion hole of the female member, and the installation and removal of the exhibit can be performed easily and easily. In addition, any other member that can be inserted into the insertion hole and has a length necessary for moving the lock pin can be easily released.

[0015] Furthermore, since the locking member is engaged with the concave portion of the release member and the concave portion of the lock pin is held in a state of facing the lock ball, when the male member is fitted or removed, Further, the operation of sliding the lock pin can be omitted, and the work of fitting and separating the male member and the female member can be easily performed.

[0016]

【Example】

 One embodiment of the present invention will be described in detail below with reference to the drawings. The drawings show an exhibition fixture used to prevent theft of an exhibit in which a picture is inserted and set in a picture frame, and in FIGS. 5 and 6, this exhibit fixture 1 is an exhibit A hook that is attached between a frame Aa constituting A and a fixing portion B (for example, a wall, a column, etc.) and is fixed to a fixing portion B (for example, a wall) with a hanging string Ab attached to an upper end side of the frame Aa. The female member 2 (base) suspended from the Ba and fixed to the fixing portion B side and the male member 3 (joint) fixed to the frame Aa side are fitted to each other, and are locked and fixed so that they cannot be separated. .

As shown in FIG. 1, FIG. 2, and FIG. 3, the exhibit fixing device 1 includes a female member 2, a male member 3, a lock pin 4, a lock ball 5, and a release pin 6, for example. It is made of metal such as aluminum, brass, iron or synthetic resin.

The female member 2 is fixed to a fixing portion A made of a material such as gypsum board, concrete, wood, or the like. After pressing the member main body 2a against the surface side of the fixing portion B, the female member 2 A fixing member 7, such as a screw, a nail, or a bolt, is screwed or driven into the fixing portion B via a mounting hole 2b formed at a substantially central portion on the lower end side.

The fitting groove 2 c formed in the front surface on the lower end side of the female member 2 is formed in a size and a shape substantially matching the shape of the male member 3 as viewed from the side, and the inserted male member 3 is left and right. Fit and hold so that it can slide in the direction (width direction).

The open-side facing ends 2 d and 2 d of the fitting groove 2 c are formed to be wider than a convex portion 3 c formed at a substantially central portion on the front side of the male member 3, and the convex portion 3 c is connected to the female member 2. To the front side.

The insertion hole 2 e formed inside the upper end side of the female member 2 has a diameter larger than that of the lock pin 4 and the release pin 6, and is formed substantially parallel to the above-described fitting groove 2 c. Are slidably held in the left-right direction, and are formed to have a hole diameter that allows insertion and removal of the release pin 6.

The male member 3 has a member main body 3a formed in a substantially convex shape when viewed from the side fixed to a frame Aa made of a material such as metal, resin, wood, or the like, facing the male member 2 described above. I do.

After pressing the convex portion 3c formed on the front surface side of the member main body 3a against the back surface side of the frame Aa, the fixing member 7 described above is attached via the mounting hole 3b formed substantially at the center of the member main body 3a. It is fixed by screwing or driving into the back side of the frame Aa. A concave portion 3d that engages with the lock ball 5 is formed in the center of the upper end side of the member main body 3a.

As shown in FIG. 4, the lock pin 4 is slidably received and held in the insertion hole 2 e of the female member 2 substantially in parallel with the above-mentioned insertion groove 2 c. The coil spring 8 compression-loaded inside the side is prevented from being removed by a retaining member 9 fixed (for example, screwed, welded, bonded, etc.) to the opening on the same side, and the elasticity allows the lock pin 4 to be inserted into the insertion hole. 2e is urged in a direction protruding toward the right end.

On the peripheral surface of the central portion of the lock pin 4, a concave portion 4 a engaging with the lock ball 5 is engraved continuously in the circumferential direction, and both ends of the concave portion 4 a are separated from the central peripheral surface. It is formed on a tapered surface that gradually increases in diameter toward the peripheral surfaces at both ends, and is inclined at an angle that smoothly guides the later described movement of the lock ball 5.

Further, the lock pin 4 abuts on the projecting peripheral surface of the locking ball 11 held in the insertion side holding hole 12 of the insertion hole 2 e, and the large diameter portion of the lock pin 4 is connected to the lock ball 5 described later. The position is regulated so as to face.

The lock ball 5 communicates with the insertion hole 2e in a state substantially perpendicular to the insertion hole 2e, and is housed and held in a holding hole 10 formed in the center of the upper edge side of the fitting groove 2c so as to be vertically movable. When the recess 4a of the lock pin 4 faces the holding hole 10, a part of the peripheral surface of the lock ball 5 projects above the holding hole 10 and engages with the recess 4a of the lock pin 4, so that the male member 3 The engagement with the recess 3d is released.

On the other hand, when the large diameter side outer peripheral surface of the lock pin 4 faces the holding hole 10, a part of the peripheral surface of the lock ball 5 projects below the holding hole 10 and engages with the concave portion 3 d of the male member 3. It is kept in a state that matches.

The locking ball 11 communicates with the insertion hole 2e in a state substantially perpendicular to the insertion hole 2e, and is housed in a vertically movable manner with respect to a holding hole 12 formed on the inner peripheral surface on the entrance side of the insertion hole 2e. The coil spring 13 held and compressed and loaded in the holding hole 11 is prevented from being removed by a retaining member 14 fixed (for example, screwed, welded, bonded, or the like) to an opening on the upper end side of the holding hole 11, and its elasticity is maintained. As a result, the locking ball 11 is urged in a direction in which the locking ball 11 is engaged with the concave portion 6a formed in the release pin 6, and a part of the peripheral surface is projected and held so as to be engageable with the concave portion 6a. ing.

The release pin 6 has a distal end formed in a tapered shape (eg, a substantially hemispherical shape, a substantially semi-elliptical shape, a substantially bow shape, or the like) having a smooth curve toward the distal direction, and has an insertion end. A concave portion 6a that engages with the locking ball 11 is formed in the portion.

On the other hand, on the base end side, a grip 6b for inserting and rotating the release pin 6 is formed.

The illustrated embodiment is configured as described above, and a method for fixing the exhibit A to the fixing portion B by the exhibit fixture 1 will be described below. First, as shown in FIG. 6, a hanging string Ab attached to a picture frame Aa constituting an exhibit A is suspended from a hook Ba fixed to a fixing portion B (for example, a wall), and then fixed to the fixing portion B. When the female member 2 and the male member 3 fixed to the picture frame Aa are fitted to each other, the release pin 6 held by hand is inserted into the insertion hole 2e of the female member 2 as shown in FIGS. And push the lock pin 4 deeply against the elasticity of the coil spring 8 by pushing the end of the release pin 6 into contact with the end of the lock pin 4 as shown in FIG. Then, the concave portion 4a of the lock pin 4 is moved to the release position facing the lock ball 5.

At this time, the locking ball 11 is engaged with the concave portion 6 a formed on the release pin 6, and the concave portion 4 a of the lock pin 4 and the lock ball 5 are held so as to face each other.

The male member 3 is inserted horizontally into the fitting groove 2c formed in the female member 2 from the left or right side, and at the same time, the lock ball 5 is pushed upward and retracted from the fitting groove 2c. Then, the concave portion 3 d of the male member 3 is fitted to a position facing the lock ball 5.

Next, the locking ball 11 is detached from the concave portion 6a by rotating the release pin 6 in the circumferential direction or forcibly extracting the release pin 6 in the axial direction. As shown in FIG. 5, when the release pin 6 is pulled out, the lock pin 4 is pushed back to the original position by the elasticity of the coil spring 8.

The large diameter portion of the lock pin 4 abuts on the lock ball 5 and engages the lock ball 5 with the concave portion 3 d of the male member 3, so that the female member 2 and the male member 3 are locked in a fitted state. The frame Aa, which is fixed and constitutes the exhibit A, and the fixing portion B can be fixed inseparably.

After the female member 2 and the male member 3 are fitted to each other, a hanging string Ab attached to the picture frame Aa may be hung on the hook Ba fixed to the fixing portion B.

Next, when releasing the fixing of the frame Aa, the release pin 6 is inserted into the insertion hole 2 e of the female member 2 and the lock pin 4 is moved to the release position as shown in FIG. By moving the lock pin 4 so that the concave portion 4a of the lock pin 4 faces the lock ball 5, when the male member 3 is withdrawn, the lock ball 5 retreats from the fitting groove 2c and separates from the concave portion 3d of the male member 3. , The mutual engagement is released.

Thereafter, the male member 3 is pulled out from the fitting groove 2 c of the female member 2 and separated from each other, so that the frame Aa constituting the exhibit A can be removed from the fixing portion B.

As described above, when the female member 2 fixed to the fixing portion B and the male member 3 fixed to the display portion A are fitted to each other, the lock pin 4 is slid to move the lock ball 5 to the male position. Since it is engaged with the concave portion 3d of the member 3, the exhibit A and the fixed portion B can be locked and fixed inseparably, so that the exhibit A can be prevented from being stolen and highly reliable as a means for preventing theft. Is obtained.

Moreover, since the female member 2 and the male member 3 are relatively moved in opposite directions to be fitted or separated from each other, the display material A can be mounted rather than suspended from the conventional example. Since it takes a certain amount of time to remove, it is hard to be stolen and theft can be prevented. In addition, it is possible to easily find the stolen site and confirm the stolen person.

Further, the lock can be easily released simply by inserting the release member 6 into the insertion hole 2 e of the female member 2, and the installation and removal of the exhibit A can be performed easily and easily. The member is not limited to the release member 6 as long as it is a member that can be inserted into the hole 2e and has a length necessary to operate the lock pin 4 in a sliding manner. Can be released.

Furthermore, since the locking ball 11 is engaged with the concave portion 6a of the release pin 6 and the concave portion 4a of the lock pin 4 is held so as to face the lock ball 5, the male member 3 is fitted. When removing or pulling out, the operation of sliding the lock pin 4 is omitted, and the work of fitting and separating the female member 2 and the male member 3 can be easily performed.

In the correspondence between the configuration of the present invention and the above-described embodiment, the release member of the present invention corresponds to the release pin 6 of the embodiment, and similarly, the locking member corresponds to the locking ball 11. However, the present invention is not limited to the configuration of the above-described embodiment.

The female member 2 constituting the above-mentioned exhibit fixing device 1 may be fixed to the frame Aa of the exhibit A, and the male member 3 may be fixed to the fixing portion B.

Further, instead of the balls 5 and 11, for example, a pin-type member may be used. Further, as an urging means instead of the coil springs 8 and 12, an elastic body such as a plate spring or rubber may be used. May be used.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a separated state of an exhibit fixing device.

FIG. 2 is a front view showing a state in which a release pin is inserted into a male member.

FIG. 3 is a longitudinal sectional front view showing a locked state by a lock pin.

FIG. 4 is a longitudinal sectional front view showing a state where a lock by a lock pin is released.

FIG. 5 is a longitudinal sectional side view showing a state where an exhibit fixing device is attached to a picture frame.

FIG. 6 is a front view showing a state where the exhibit fixing device is attached to a picture frame.

[Explanation of symbols]

 A: Exhibit Aa: Frame B: Fixing part 1: Exhibit fixture 2: Female member 2c: Fitting groove 2e: Insertion hole 3: Male member 3c: Convex part 3d: Recess 4 Lock ball 6 ... Release pin 6a ... Recess 8 ... Coil spring 10 ... Holding hole 11 ... Locking ball 12 ... Coil spring

Claims (3)

[Utility model registration claims] 1. An exhibit fixing device for integrally fixing a fixing portion and an exhibition object, wherein the fixing member and the exhibition object are integrally fixed to each other. A fixed male member is provided so as to be fitted therein, and a holding hole formed to intersect with the fitting groove holds a lock ball engaged with a concave portion formed in the male member, and is formed to intersect with the holding hole. The lock pin is movably held in the insertion hole, and the lock pin is brought into contact with a position where the lock ball is engaged with a concave portion formed in the lock pin and an outer peripheral portion of the lock pin. An exhibit fixing device slidably provided at a position where the lock ball is engaged with the concave portion of the male member. 2. A rod-shaped release member which is in contact with an end of said lock pin and moves a concave portion of said lock pin to a position opposed to a lock ball with respect to said insertion hole. An exhibit fixing device according to 1. 3. A locking member is provided in the insertion hole, the locking member being locked to the concave portion formed in the release member when the release member moves the concave portion of the lock pin to a position facing the lock ball. An exhibit fixture according to claim 1.