JPH04185497A - Drawing pin with magnet stopper - Google Patents

Abstract

PURPOSE:To add a function as a magnet stopper by allowing the engagement part of a drawing pin body to be engaged with an engagement groove in a pressing plate, and fixing a magnet plate to the rear of the pressing plate so that the drawing pin body rotates during the rotation of the drawing pin body. CONSTITUTION:A holding part 13 is introduced through a rotation hole 22 for a pin body from the rear side of a pressing plate 2, and at the same time, the engagement part of a pin body 1 is allowed to engage with an engagement groove 25 for a stud engagement part of the pressing plate 2. In addition, the pin body 1 is rotated in this state so that the holding part 13 of the pin body 1 is stored in a storage groove 24 for the stud engagement part provided on the front of the pressing plate 3. After that, a guide groove 33 for the stud part of a magnet plate 3 and thereby the magnet plate 3 is fixed to the rear of the pressing plate 2 by matching the guide groove 33 to a proper position so that the stud rotates from a horizontal level to a vertical level during its rotation. Thus the pin body 1 can rotate freely between the pressing plate and the magnet plate 3 and besides, is prevented from moving toward an area above the pressing plate and an area below the magnet plate. The stud with a magnet stopper A is manufactured as described above.

Description

[Detailed Description of the Invention] [Objective of the Invention] (Industrial Application Field) The present invention provides a magnet that functions as a thumbtack and as a magnetic stopper that can fix posters and other posted items using magnetic force. Regarding thumbtacks with stoppers.

In particular, when the present invention is not used as a thumbtack,
The chain part can be rotated and stored on the back of the thumbtack,
This invention relates to a thumbtack with a magnetic stopper that has the function of magnetically fixing a notice such as a poster by a flat magnet fixed to the back side of the thumbtack.

(Conventional Technology) As seen in recent living environments and working environments such as offices where office automation (OA) has advanced, interior technology for residences and offices is becoming more and more sophisticated and sophisticated.

Reflecting these advancements in interior technology and the rise of luxury, fixing devices such as thumbtacks used to fix various bulletin boards to walls in residences and offices, or bulletin boards, etc., are becoming more and more in harmony with the interior. There is a demand for what is available, but not enough has been proposed yet.

For example, thumbtacks are commonly used in an old-fashioned way, and have a structure that makes it difficult to achieve functional beauty that is in harmony with interior design technology, let alone sophisticated functionality.

(Problems to be Solved by the Invention) The present invention solves the above-mentioned drawbacks of the conventional thumbtack, and adds the function of a magnetic stopper (locking device) to it as well as the function of a thumbtack. This is what we are trying to do. In other words, the present invention combines the functions of a thumbtack and a magnetic stopper in such a way that the chain part of the thumbtack does not interfere with the function of the magnetic stopper, and can be extremely easily adapted to the sophistication and luxury of interior design. The present invention aims to provide a thumbtack with a magnetic stopper that has a structure that allows the use of magnetic stoppers.

[Structure of the invention]

(Means for Solving the Problems) To summarize the present invention, the present invention provides a thumbtack with a magnetic stopper that has the functions of both a thumbtack and a magnetic stopper. A rivet body having a locking part at approximately the center and a gripping part at the rear; (i) a pressing plate body; a rotating hole for the rivet body drilled at approximately the central part of the pressing plate body; and the pressing plate body. a storage groove for a riveting body grip formed on the surface side and communicating with the riveting body rotation hole;
a rivet body rivet storage groove formed on the back side of the pressing plate body and communicating with the rivet body rotation hole; A pressing plate having a locking groove for a stud body locking part formed on the circumferential side, a magnetic plate body, and a pressing body having a guide groove for the stud body stud part of the stud body formed in the magnet plate body. A magnetic plate fixed to the back side, the gripping part of the tack body is inserted from the back side of the pressing plate through the rotation hole for the rivet body, and the locking part of the rivet body is inserted into the rivet of the pressing plate. Lock it in the locking groove for the body locking part,
and a magnetic stopper, characterized in that the magnetic plate is fixed to the back surface of the pressing plate by aligning the guide groove for the rivet body rivet part of the magnetic plate so that the paper part can rotate when the rivet body rotates. The present invention relates to a thumbtack and a thumbtack with a magnetic stopper, characterized in that a reinforcing plate is interposed between the pressing plate and the magnetic plate.

Hereinafter, the technical configuration and embodiments of the present invention will be described in detail with reference to the drawings. It goes without saying that the present invention is not limited to what is shown in the drawings.

The greatest feature of the present invention, from the viewpoint of improving the thumbtack as described above, is that the structure of the thumbtack is improved so that it also has the function of a magnetic stopper, and the mode of its use is shown in Fig. 9. is shown. That is, as can be seen from the modes of use in FIG. 9, in the thumbtack (A) with a magnetic stopper of the present invention, the mode of use as a thumbtack (dotted line in FIG. 9) to the mode of use as a magnetic stopper (solid line in FIG. 9) ), the rivet body (1) is rotated and housed on the back side of the pressing plate (2), and the paper part of the rivet body (1) is an obstacle to realizing the function of the magnetic stopper (3). It is done after making sure that it does not cause any damage. In the present invention, the function of the rivet body as a rivet and then the function as a magnetic stopper by rotating the rivet body are as follows:
This can be achieved by the collaboration of the above-mentioned (i) rivet body, (ii) J pressing plate, and [phase] magnet plate, or by the collaboration of the four parties by adding (ii) a reinforcing plate.

(i) Stud body The stud body of the present invention is shown in FIG.

Figure 1 is a front view of the tack body (1), where the tack body (1) has a paper part (II) with a sharp tip, which is important for realizing the function as a thumbtack, and a roughly central part. It has a stop part (12) and a grip part (13) at the rear.

The locking portion (12) works together with a locking groove (25) for locking the rivet body of the pressing plate (2), which will be described later, to prevent the rivet body (1) from coming out from the rivet body (1). (2).

In FIG. 1, the locking part (12) is the locking piece (121).
and a locking piece fixing ball (122) for fixing the locking piece (121,).

Grip 1 (+3>) refers to the grip portion (1
3) is rotated upright and held, and is used when inserting the paper portion (11) into a wall surface or the like, or when pulling out the paper portion (11). In addition, a grip part (131) may be provided at the end of the grip part (13) for convenience when pulling out.

What follows from FIG. 1 assumes that the paper portion (11) and the gripping portion (13) of the tack body (1) are manufactured by processing a wire rod with a circular cross-sectional shape, so the gripping portion (131) ) is extremely effective and is also effective in enhancing the aesthetic appearance of the product. As will be described later, in another embodiment, if the gripping portion (+3) has a rectangular cross-sectional shape, a gripping recess may be formed here.

(i) Pressing plate The pressing plate of the present invention is shown in FIGS. 2-4.

FIG. 2 is a plan view of the front side of the suppression plate, and FIG. 3 is a plan view of the back side. Further, FIG. 4 shows a sectional view taken along the line II in FIG. 2.

The pressing plate (2) includes a pressing plate main body (21), a rotating hole (22) for a rivet drilled approximately at the center of the pressing plate main body, and a bracket formed on the surface side of the pressing plate main body. A rivet body gripping part storage groove (23) for storing a rivet body gripping part (13) communicating with the rivet body rotation hole, formed on the back side of the pressing plate main body, and configured to rotate the rivet body. A rivet body rivet storage groove (24) for accommodating the rivet body chain portion (11) communicating with the hole, and a rivet body rivet part storage groove (24) formed on the back side of the pressing plate main body and on the circumferential side of the rivet body rotation hole. It consists of a locking groove (25) for the stud body locking portion formed in the.

The shape of the press plate main body (21) of the press plate (2) of the present invention is not limited to the circular shape as shown in the drawings, but may be any desired shape such as a rectangular shape. Further, the material may be made of wood, plastic, metal, etc.

The depth of each storage groove (23, 24) that communicates with the rotation hole (22) for the rivet body formed on the front side and the back side of the pressing plate (2) is determined by the depth of the gripping part (of the rivet body (1)). 13) in the storage groove (23) and stud #(I+) in the storage groove (24),
It is sufficient if the stud body (1) can be housed flatly as shown by the dotted line in Figure 4.

In the pressing plate (2) of the present invention, the locking groove (25) for the stud body locking part on the back side cooperates with the locking part (12) of the stud body (1). There are no restrictions on its shape as long as it prevents it from coming out on the front side of the pressing plate (2). 3 and 4 show that the shape of the locking groove (25) has a circular step. However, in another embodiment described later, a concave groove shape is used to fit the locking portion (121) of the stud body (1).

Although it depends on the shape of the gripping part (13), it may not only be completely accommodated in the storage groove (23) when stored as shown in Fig. 4, but also be gripped on the surface of the press plate main body (21). Part (13
It goes without saying that the back part of ) may protrude.

In the pressing plate (2) of the present invention, as shown in FIG. 4, a magnet plate fixing recess (26) for fitting and fixing a magnet plate (3), which will be described later, may be formed on the back side thereof. .

In this case, the depth of the recess (25) is preferably such that the magnetic plate slightly protrudes from the recess so that the magnetic plate can fully perform its function.

door magnetic plate The magnetic plate of the present invention is shown in FIGS. 5-6.

FIG. 5 is a plan view of the magnet plate fixed to the back side of the pressing plate (2), and FIG. 6 is a cross-sectional view taken along line nn in FIG.

Magnet plate (the button is the magnet plate body (31), the magnet plate body (31)
), the magnet plate side hole part (32) is formed in the approximate center of the magnet plate side hole part (32) and communicates with the riveting body rotation hole (22).
) has a rivet body rivet guide groove (33) for rotationally guiding the chain part (11) when the rivet body (1) communicating with the rivet body (1) rotates. The hole size of the magnet plate side hole portion (32) is such that the locking portion (12) of the stud body (1) does not pass through.
) must be received by the magnetic plate.

In addition, in FIGS. 5 and 6, the locking piece fixing ball (12) of the stud body (1) shown in FIG.
2) A concave portion for holding the locking ball (the portion protruding from the locking groove (25) of the fixed ball in Fig. 4), that is, a holding portion (34) for the stud body locking portion is shown. .

In the present invention, the magnet plate (3) may be any material as long as it has magnetism, and the magnet plate (3) is made of a magnetic plastic material, rubber material, metal material, or the like.

In the present invention, a thumbtack with a magnetic stopper can be manufactured from the above-described structural members in the following manner.

First, the gripping part (13) of the stud body (1) may be provided with a gripping part (131) at the end as shown in FIG. is inserted from the back side of the suppression plate (2) through the rotation hole (22) for the rivet body, and the locking part (12) of the rivet body (1) is inserted into the locking part for the rivet body locking part of the pressing plate (2). The gripping portion (13) of the rivet body (1) is locked by locking it in the stop groove (25) and rotating the rivet body (1) in this state.
Storage m for the rivet gripping part provided on the surface side of the pressing plate (2)
(24).

Next, the magnetic plate (3) is attached to the chain part (1) when the stud body (1) is rotated.
1) is rotated from a horizontal state to a vertical state (dotted line in Figure 8).Align the guide groove (33) for the tack body tack portion of the magnet plate (3) and place it on the back surface of the pressing plate (2). stick. In this way, the stud body (1) is connected to the suppression plate (22) and the magnet plate (3).
The thumbtack with a magnetic stopper (
A) is produced.

■ Reinforcement plate The thumbtack (^) with a magnetic stopper of the present invention is manufactured from the above-mentioned components of fi)~, but for the following reason, the reinforcement plate is inserted between the pressing plate (2) and the magnetic plate (3). It is extremely effective to intervene.

(1) When the pressing plate is made of plastic or wood and is used as a thumbtack, a considerable pressing force is applied to the pressing plate and it may be damaged.

(2) When a magnet plate is made of magnetic plastic or rubber material, interposing a metal plate increases the magnetic attraction force.

(3) The reinforcing plate is a metal plate, and the stud body locking portion can be firmly locked and held on the metal plate.

The reinforcing plate in the present invention is shown in FIG.

FIG. 7 is a plan view of the reinforcing plate (4).

The reinforcing plate (4) includes a reinforcing plate main body (41), the reinforcing plate main body (
41), and is formed approximately in the center of the rivet body rotation hole (22).
), the reinforcing plate side hole (42) communicating with the reinforcing plate side hole (
The rivet body rivet part guide groove (43) is provided for rotationally guiding the rivet part (11) when the rivet body (1) communicating with the rivet body 42) rotates. Note that the size of the hole (42) is such that the locking portion (I2) of the stud body (1, 1) does not communicate with each other and the locking portion (12)
), it goes without saying that the reinforcing plate must be able to absorb it.

Moreover, as the reinforcing plate (4), one as shown in FIG. 8 may be used. The one in Fig. 8 has the locking piece (12+) of the locking part (12) of the stud body (1) shown in Figure 1 in the locking position on the circumferential side of the reinforcing plate side hole (42). A holding part (44) for the stud body locking part is provided, which is bent to hold the locking piece for fixation. In such a case, it goes without saying that the locking groove (25) for the stud locking portion formed on the back side of the pressing plate (2) may have a simple structure of a circular step shown in FIG. There is no such thing.

Various modifications can be made to the thumbtack with a magnetic stopper according to the present invention. For example, instead of the stud body (1) shown in FIG. 1, the one shown in FIG. 10 may be used. In the one shown in Fig. 1, the rivet part (11) and the grip part (13) use wire rods with a circular cross section (of course, the tip of the rivet part (11) must be sharp and acicular), but in Fig. 1G. In the case of the grip part (I3), the grip part (I3) is made of a short body having a square cross section or the like.

In this case, by providing the concave portion (132) in the gripping portion, there is an effect that it is easier to apply force when pulling out the stud body, for example. Correspondingly, the pressing plate may be configured as shown in FIG. 11 (front side plan view) and FIG. 12 (back side plan view). In addition, in Fig. 12, the locking groove of the stud body locking part (2
5) is different from the one shown in FIG. 3 and has a concave groove shape into which the locking part (12+) is completely fitted.

〔Effect of the invention〕

The thumbtack with a magnetic stopper of the present invention has both the functions of a thumbtack and a magnetic stopper. In addition to achieving both of these functions, the thumbtack with a magnetic stopper of the present invention prevents the risk of being stabbed by the needle of the thumbtack, and has an appearance that is in harmony with the advancement of interior technology and luxury in rooms and offices. It also has the excellent effect of being able to be shaped into a shape.

[Brief explanation of the drawing]

FIG. 1 is a front view of a tack body, which is a component of a push tack with a magnetic stopper. Fig. 2 is a plan view of a pressing plate which is a component of the thumbtack with a magnetic stopper of the present invention, Fig. 3 is a rear view of the pressing plate corresponding to Fig. 2, and Fig. 4 is a cross section taken along line n-n in Fig. 5. It is a diagram. FIG. 5 is a plan view of a magnetic plate which is a component of the thumbtack with a magnetic stopper of the present invention, and FIG. 6 is a sectional view taken along line nn in FIG. FIG. 7 is a plan view of a reinforcing plate that is a component of the thumbtack with a magnetic stopper of the present invention, and FIG. 8 is a plan view of a reinforcing plate according to another embodiment. FIG. 9 is a diagram illustrating how the thumbtack with a magnetic stopper of the present invention is used. FIG. 1θ is a front view of another embodiment of the stud body. FIG. 11 is a plan view of another embodiment of the pressing plate, and FIG. 12 is a rear view of the pressing plate corresponding to FIG. 11. A... Thumbtack with magnetic stopper 1...
.....Tack body 11 .....Tack portion 12 ..... Locking section 13 ..... Gripping section 2 .... ...Press plate 21...Press plate main body 22...Rotary hole for rivet body 23...Tack body gripping part storage groove 24...
....Storage groove 25 for the stud body and the stud portion...
Locking groove 26 for rivet body locking portion... Recessed portion for fixing magnet plate 3... Magnet plate 31... Magnet plate main body 32 ...... Magnet plate side hole section 33 ...... Guide groove for stud body stud section 34 ...
..... Holding section for stud body locking section 4 ..... Reinforcement plate 41 ..... Reinforcement plate main body 42 ..... Reinforcement plate Side hole

Claims (1)

[Claims] 1. A thumbtack with a magnetic stopper that functions as both a thumbtack and a magnetic stopper, the thumbtack with a magnetic stopper having (i) a tack portion at the front, a locking portion approximately at the center, and a gripping portion at the rear. (ii) a pressing plate main body, a rotation hole for the riveting body bored approximately in the center of the pressing plate main body, and a riveting hole formed on the surface side of the pressing plate main body;
and a storage groove for the rivet body gripping part that communicates with the rivet body rotation hole, a rivet body rivet storage groove that is formed on the back side of the pressing plate body and communicates with the rivet body rotation hole, and a pressing plate having a locking groove for a riveting body locking portion formed on the back side of the pressing plate body and formed on the circumferential side of the rotation hole for the riveting body; (iii) a magnet plate body; the magnetic plate; a magnetic plate fixed to the back side of a pressing body having a guide groove for the rivet part of the rivet body formed in the main body; Insert it through the rotation hole for the rivet body, and lock the locking part of the rivet body in the locking groove for the rivet body locking part of the pressing plate,
and a magnetic stopper, characterized in that the magnetic plate is fixed to the back surface of the pressing plate by aligning the guide groove for the rivet body rivet part of the magnetic plate so that the rivet part can rotate when the rivet body rotates. Thumbtack. 2. The magnetic stopper according to claim 1, wherein the magnetic plate is provided with a holder for the rivet body locking part for holding the rivet body locking part approximately in the center of the magnet plate body. Thumbtack. 3. A reinforcing plate having a reinforcing plate body and a guide groove for the rivet body rivet part that guides the rivet part when the rivet body formed on the reinforcing plate body rotates is interposed between the pressing body and the magnet plate. The thumbtack with a gunnet stopper according to claim 1, which is a pushpin with a gunnet stopper. 4. The magnetic stopper according to claim 3, wherein the reinforcing plate is provided with a holder for the rivet body locking part for holding the rivet body locking part approximately in the center of the reinforcing plate main body. Thumbtack. 5. The thumbtack with a magnetic stopper according to claim 1 or 3, wherein the locking portion of the tack body comprises a locking piece and a fixing ball for fixing the locking piece. 6. The thumbtack with a magnetic stopper according to claim 1 or 3, wherein the gripping portion of the tack body has a gripping ball. 7. The thumbtack with a magnetic stopper according to claim 1 or 3, wherein the pressing plate has a recess for fixing the magnetic plate. 8. The thumbtack with a magnetic stopper according to claim 1 or 3, wherein the pressing plate is made of a synthetic resin material or wood. 9. The magnet plate is made of magnetic rubber material, synthetic resin material,
The thumbtack with a magnetic stopper according to claim 1 or 3, wherein the thumbtack is made of a metal material.