JPH0773990A - Ground device for static eliminating mat - Google Patents

Abstract

PURPOSE:To provide a grounding device for a static eliminating mat which can be simply mounted on/demounted from a static eliminator mat, and can hardly come off when the aforesaid device is in operation or when, a man gets in/out of it. CONSTITUTION:In the earthing device 12 for a static eliminator mat, a conducting plate 16 is inserted into the inside of a overlock 15 through a gap at the peripheral section of the static eliminating mat 11, and an earth cord 14 inserted together with the conducting plate 16 is pulled out thereafter. By this constitution, all of the conducting plate 16 is covered by the overlock 15, and concurrently, the earth cord 14 is turned out to be fixed in a state that it is connected to the overlock section through the gap of the overlock 15 except the end section of the conducting plate 16.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a grounding device for a static elimination mat. More particularly, the present invention relates to a grounding device for a static elimination mat that can be easily attached to and detached from the static elimination mat and that does not easily come off during getting on and off or during driving.

[0002]

2. Description of the Related Art Conventionally, as a grounding device for a static elimination mat, there is one disclosed in Japanese Utility Model Laid-Open No. 60-87500. As shown in FIG. 10, the grounding device 2 is composed of a fitting cylinder 5 attached to the end of the ground cord 4 and a pedestal 7 provided with a protrusion 6 that fits into the fitting cylinder 5.

[0003]

However, in the grounding device 2, the static elimination mat 1 is provided with a hole 8 into which the projection 6 of the pedestal 7 is fitted and the fitting tube 5 is fitted into the projection 6. Since the mounting structure is adopted in which the end of the earth cord 4 is fixed to the static elimination mat 1 by fitting the ground cord 4 to the static elimination mat 1, the earth cord 4 does not easily come off during getting on / off or driving operation. It is not easy to install or remove it on the 1.
It has to be carried out with the grounding device 2 attached to the static elimination mat 1, and there is a problem that the grounding cord 4 becomes an obstacle and sufficient cleaning cannot be performed.

The present invention has been made in view of the above circumstances, and is for a static elimination mat which can be easily attached to and detached from the static elimination mat, and which does not easily come off during getting on and off or during driving operation. It is intended to provide a grounding device.

[0005]

In order to achieve the above object, the invention according to claim 1 is a grounding device which is fixed to the peripheral portion of the static elimination mat to ground the static electricity of the static elimination mat to the vehicle body side. A grounding device for a static elimination mat, comprising: a conductive plate inserted into the overlock of the peripheral edge of the static elimination mat, and a ground cord connected to a portion of the conductive plate excluding an end thereof. did.

According to a second aspect of the present invention, there is provided a grounding device which is fixed to the peripheral edge of the static elimination mat to ground the static electricity of the static elimination mat to the vehicle body side, and is inserted into the overlock of the peripheral edge of the static elimination mat. A fixed pin extending from the base end of the conductive pin into a substantially U-shape, and an earth cord also connected to the base end of the conductive pin. The grounding device for a static elimination mat is characterized in that a hook for hooking a thread constituting an overlock is provided on the back surface.

According to a third aspect of the present invention, there is provided a grounding device which is fixed to the peripheral edge of the static elimination mat to ground the static electricity of the static elimination mat to the vehicle body side and is inserted into the overlock of the peripheral edge of the static elimination mat. A conductive plate, a fixing plate pivotally attached to the base end of the conductive pin, and an earth cord also connected to the base end of the conductive pin. The grounding device for a static elimination mat is characterized in that a hole is provided and a projection that fits into the fitting hole of the conductive pin is provided on the rear surface of the tip of the fixed plate.

[0008]

In the grounding device for the static eliminator according to claim 1, after inserting the whole conductive plate into the overlock through the overlock gap at the peripheral edge of the static eliminator mat, the ground cord inserted together with the conductive plate is used. By pulling back, the entire conductive plate is covered with the overlock, and the earth cord is fixed in a state of being connected to the portion except the end portion of the conductive plate through the gap of the overlock.

In this way, when the conductive plate is inserted inside the overlock of the peripheral edge of the static elimination mat, the conductive plate and the static elimination mat are electrically connected, and the static electricity of the static elimination mat is overlocked at the peripheral edge of the static elimination mat. A conductive plate that comes into contact with
It comes to be grounded to the vehicle body side via the ground cord.

On the other hand, when removing the device, the conductive plate inside the overlock is displaced toward one end side and the other end of the conductive plate is moved to the position of the overlock gap where the earth cord is inserted. It can be performed by pulling out the other end of the conductive plate from this gap.

In the grounding device for the static eliminator mat according to the present invention, the conductive pin is inserted into the overlock through the overlock gap at the peripheral edge of the static eliminator mat, so that the conductive pin and the fixing plate are overlocked. The hooks on the back surface of the tip of the fixing plate are locked by overlocking when sandwiched.

Thus, when the conductive pin is inserted into the overlock of the peripheral edge of the static elimination mat, the conductive pin and the static elimination mat are electrically connected, and the static electricity of the static elimination mat causes the overlock of the peripheral edge of the static elimination mat. It comes to be grounded to the vehicle body side through the contacting conductive pin and earth cord.

On the other hand, the device can be removed by pulling up the tip of the fixing plate to release the hook from the overlock, and in this state, pulling out the conductive pin from the inside of the overlock. ing.

According to another aspect of the present invention, there is provided the grounding device for the static elimination mat, wherein the conductive pin is inserted into the overlock through the overlock gap at the peripheral edge of the static elimination mat, and is pivoted at the proximal end of the conductive pin. Rotate the fixed plate attached,
The protrusion is fixed at the tip of the fixing plate by fitting it into the fitting hole at the tip of the conductive pin while the overlock is sandwiched between the conductive pin and the fixing plate.

Thus, when the conductive pin is inserted into the overlock of the peripheral edge of the static elimination mat, the conductive pin and the static elimination mat are electrically connected, and the static electricity of the static elimination mat causes the overlock of the peripheral edge of the static elimination mat. It comes to be grounded to the vehicle body side through the contacting conductive pin and earth cord.

On the other hand, the device can be removed by pulling up the tip of the fixing plate to pull out the projection from the fitting hole, and then pulling out the conductive pin from the inside of the overlock.

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A grounding device for an antistatic mat according to the present invention will be described in detail below with reference to an embodiment shown in the drawings. First, the grounding device for a static elimination mat according to claim 1 will be described. In the present invention, the antistatic mat means that the matte surface and the overlock are made to be electrically conductive by including conductive materials or fibers such as carbon and iron in the yarns constituting the matte surface and the overlock, and the mat entire surface is 1 It has the function of two conductors. When the human body comes into contact with the static elimination mat, the static electricity charged on the human body flows to the side of the static elimination mat. As shown in FIG. 1, the static elimination mat according to the present embodiment includes electrically conductive fibers in the pile on the mat surface 13 and the overlock yarns constituting the overlock 15 to electrically connect the pile and the overlock. The entire surface of the static elimination mat 11 is a single conductor.

As shown in FIGS. 1, 2 and 3, the grounding device 12 for the static elimination mat comprises a conductive plate 16 and a ground cord 14. The conductive plate 16 is preferably thin and long and has conductivity so that it can be easily inserted through the gap of the thread forming the overlock 15 at the peripheral edge of the static elimination mat 11. In this embodiment, as shown in FIG. As the material, an iron plate formed into an elongated shape was used. still,
As the conductive plate 16, it is also possible to suitably use a plate obtained by molding a synthetic resin into the above-mentioned shape and then forming a conductive layer made of a conductive material such as iron, copper or carbon on the surface thereof.

The earth cord 14 is not particularly limited, but a band-shaped conductive tape woven by including conductive fibers in its constituent fibers, or a conductive cord obtained by knitting a core material with a thread containing conductive fibers. And the like are preferable from the viewpoint of appearance and handleability, because the surface layer of the conventional earth cord is not deteriorated by the influence of heat, sunlight, or the like, or the internal conductivity is divided due to repeated bending.
In this embodiment, the conductive cord is used as the earth cord 14.

The earth cord 14 is connected to the conductive plate 16 by forming a notch 21 on the surface of the conductor plate 16 and inserting the end of the earth cord 14 into the notch 21 and caulking it from above to conduct electricity. Earth cord 14 on the surface of plate 16
The structure is such that the ends are connected.

In the grounding device 12 for the static elimination mat thus configured, the conductive plate 16 is entirely inserted into the overlock 15 through the gap of the overlock 15 at the peripheral edge of the static elimination mat 11, and then the conductive plate 16 is inserted. By pulling back the earth cord 14 inserted together with the conductive plate 16
The whole is covered with the overlock 15, and the earth cord 14 is connected to the conductive plate 16 through the gap of the overlock 15.
It will be fixed in the state that it is connected to the part except the end part.

On the other hand, when removing the device 12, the conductive plate 16 inside the overlock 15 is displaced toward one end side and the other end of the conductive plate 16 is moved to the position of the clearance of the overlock 15 into which the earth cord 14 is inserted. And after this,
This can be done by pulling out the other end of the conductive plate 16 from this gap.

As another aspect of the present invention, as shown in FIGS. 4 and 5, iron is formed into an elongated plate shape and a plurality of holes 22 are formed in the longitudinal direction. It is used as a conductive plate 16 and a hook 23 is provided at the end of the earth cord 14.
Installed. Then, by hooking the hook 23 at the end of the earth cord 14 into the hole 22 of the conductive plate 16,
The structure is such that the end of the earth cord 14 is connected to the surface of the conductive plate 16.

Next, a grounding device for a static elimination mat according to claim 2 will be described. Since the static elimination mat and the earth cord are the same as those of the invention described in claim 1, the description thereof will be omitted.

The grounding device 12 for the static elimination mat is shown in FIG.
Further, as shown in FIG. 7, it is provided with a conductive pin 16, a fixing plate 17, and an earth cord 14. It is preferable that the conductive pin 16 has conductivity and is elongated so that it can be easily inserted through the gap of the thread forming the overlock 15 at the peripheral portion of the static elimination mat 11. In this embodiment, as shown in FIG. , Iron in the shape of a pin was used. As the conductive plate 16, it is also possible to preferably use a plate obtained by molding a synthetic resin into the above shape and then forming a conductive layer made of iron, copper, carbon or the like on the surface thereof. The end of the earth cord 14 is attached to the base end of the conductive pin 16 by a caulking plate 24.

From the base end of the conductive pin 16 to the fixing plate 17
Are extended in a substantially U shape. The fixing plate 17 is its material,
Although the shape and size are not particularly limited, an oblong plate was used in this example. A hook 18 is provided on the rear surface of the tip of the fixing plate 17.

In the grounding device 12 for the static elimination mat thus configured, the conductive pin 16 is inserted into the overlock 15 through the gap of the overlock 15 at the peripheral edge of the static elimination mat 11. While the overlock 15 is sandwiched between the fixing plate 17 and the fixing plate 17, the hook 18 on the rear surface of the front end portion of the fixing plate 17 is fixed by hooking the thread forming the overlock 15.

On the other hand, the fixing plate 1 is used to remove the device 12.
7 By pulling up the tip end of the hook 18 to release the hook from the overlock 15, the conductive pin 16 can be pulled out from the inside of the overlock 15 in this state.

Next, a grounding device for a static elimination mat according to claim 3 will be described. Since the static elimination mat and the earth cord are the same as those of the invention described in claim 1, the description thereof will be omitted.

The grounding device 12 for the static elimination mat is shown in FIG.
Further, as shown in FIG. 9, it is provided with a conductive pin 16, a fixing plate 17, and an earth cord 14. It is preferable that the conductive pin 16 has conductivity and is slender so that it can be easily inserted through the gap of the thread forming the overlock 15 at the peripheral edge of the static elimination mat 11. In this embodiment, as shown in FIG. In this embodiment, iron was formed into a pin shape and the fitting hole 20 was formed at its tip. As the conductive plate 16, after molding a synthetic resin into the above-mentioned shape, iron,
A conductive layer formed of copper, carbon, or the like can also be preferably used. The end of the earth cord 14 is attached to the base end of the conductive pin 16 by a caulking plate 24.

From the base end of the conductive pin 16 to the fixing plate 17
Is pivotally attached so as to be rotatable about a rotation axis. Fixed plate 17
The material, shape, size, etc. are not particularly limited, but in this embodiment, an oblong plate was used. A protrusion 19 is provided on the rear surface of the tip of the fixing plate 17 so as to be fitted into the fitting hole 20 at the tip of the conductive pin 16.

In the grounding device for the static elimination mat thus configured, the conductive pin 16 is overlocked 1 from the gap of the overlock 15 at the peripheral edge of the static elimination mat 11.
5, the fixing plate 17 pivotally attached to the base end portion of the conductive pin 16 so as to rotate is rotated, and the fixing plate 17 is held with the overlock 15 sandwiched between the conductive pin 16 and the fixing plate 17. The projection 19 at the tip end is fitted into the fitting hole 2 at the tip end of the conductive pin 16.
It is designed to be fixed by fitting it to 0.

On the other hand, the fixing plate 1 is used to remove the device 12.
It is possible to pull out the projection 19 from the fitting hole 20 by pulling up the tip end of the 7 and then pull out the conductive pin 16 from the inside of the overlock 15 in this state.

[0034]

According to the present invention, the above-mentioned structure is provided.
In the grounding device for the static eliminator mat, after inserting the entire conductive plate into the overlock from the overlock gap at the peripheral edge of the static eliminator mat, it can be fixed by pulling back the ground cord inserted together with the conductive plate. To remove the conductive plate, move the conductive plate inside the overlock to one end side and move the other end of the conductive plate to the position of the overlock gap where the earth cord is inserted. It can be done by pulling out the end. Therefore, it is possible to easily attach / detach the static elimination mat.

Further, in the grounding device for the static elimination mat, the entire conductive plate is covered with the overlock, and the ground cord is connected to the part except the end of the conductive plate through the gap of the overlock. There is. For this reason,
Even if the ground cord is pulled by slipping the mat when getting on or off or when driving, and by pulling the leg on the ground cord, both ends of the conductive plate will not get caught easily inside the overlock.

In the grounding device for the static eliminator according to the second aspect of the present invention, the conductive pin can be fixed by inserting the conductive pin into the overlock through the clearance of the overlock at the peripheral edge of the static eliminator. It can be done by pulling up the hook to release the hook from the overlock and pulling out the conductive pin from the inside of the overlock in this state. Therefore, it is possible to easily attach / detach the static elimination mat.

In this grounding device for the static elimination mat,
The hooks on the rear surface of the tip of the fixing plate are locked by the overlock while the overlock is sandwiched between the conductive pin and the fixing plate. For this reason, even if the mat is displaced or the ground cord is pulled by hooking the leg on the ground cord when getting on or off or driving, the device is disengaged from the overlock by the hooking force of the hook at the tip of the fixing plate. Never.

According to a third aspect of the present invention, there is provided the grounding device for the static eliminator mat, wherein the conductive pin is inserted into the overlock through the overlock gap at the peripheral edge of the static eliminator mat, and is pivoted at the base end of the conductive pin. It can be fixed by rotating the attached fixing plate and fitting the projection at the tip of the fixing plate into the fitting hole at the tip of the conductive pin.To remove it, pull up the tip of the fixing plate and pull the projection out of the fitting hole. This can be done by pulling out and pulling out the conductive pin from the inside of the overlock in this state. Therefore, it is possible to easily attach / detach the static elimination mat.

In this grounding device for the static elimination mat,
The protrusion is fixed at the tip of the fixing plate by fitting it into the fitting hole at the tip of the conductive pin while the overlock is sandwiched between the conductive pin and the fixing plate. Therefore, even if the ground cord is pulled by slipping the mat when getting on and off or driving, or by hooking the leg on the ground cord, the fitting force between the protrusion of the fixing plate tip and the fitting hole of the conductive pin tip This prevents the device from slipping out of overlock.

[Brief description of drawings]

FIG. 1 is a perspective view showing a state in which a grounding device for a static elimination mat of the present invention is fixed to a static elimination mat.

FIG. 2 is an enlarged plan view of the grounding device for the static elimination mat of the present invention.

FIG. 3 is an enlarged cross-sectional view of the grounding device for the static elimination mat of the present invention.

FIG. 4 is a perspective view showing a state in which the grounding device for the static elimination mat of the present invention is fixed to the static elimination mat.

FIG. 5 is an enlarged perspective view of the grounding device for the static elimination mat of the present invention.

FIG. 6 is a perspective view showing a state in which the grounding device for the static elimination mat of the present invention is fixed to the static elimination mat.

FIG. 7 is an enlarged side view showing the grounding device for the static elimination mat of the present invention.

FIG. 8 is a perspective view showing a state in which the grounding device for the static elimination mat of the present invention is fixed to the static elimination mat.

FIG. 9 is an enlarged side view showing the grounding device for the static elimination mat of the present invention.

FIG. 10 is an enlarged cross-sectional view showing another conventional grounding device for a static elimination mat.

[Explanation of symbols]

 11 Antistatic Mat 13 Mat Surface 14 Earth Cord 15 Overlock 16 Conductive Material 17 Fixing Plate

Claims (3)

[Claims] 1. A grounding device which is fixed to the peripheral edge of the static elimination mat to ground the static electricity of the static elimination mat to the vehicle body side, and a conductive plate which is inserted into an overlock of the peripheral edge of the static elimination mat. A grounding device for a static elimination mat, comprising: a ground cord connected to a portion of the conductive plate excluding the end portion. 2. A grounding device fixed to the peripheral edge of the static elimination mat to ground the static electricity of the static elimination mat to the vehicle body side, wherein the conductive pin is inserted into the overlock of the peripheral edge of the static elimination mat, and the conductive pin. It is equipped with a fixing plate extending from the base end of the pin into a substantially U-shape, and an earth cord also connected to the base end of the conductive pin. A grounding device for a static elimination mat, characterized in that it is provided with a hook for hooking. 3. A grounding device fixed to the peripheral edge of the static elimination mat to ground the static electricity of the static elimination mat to the vehicle body side, the conductive pin inserted into the overlock of the peripheral edge of the static elimination mat, and the conductive pin. A fixing plate pivotally attached to the pin base end portion and a ground cord which is also connected to the conductive pin base end portion are provided, and a fitting hole is provided at the conductive pin tip end portion for fixing. A grounding device for a static elimination mat, characterized in that a projection that fits into the fitting hole of the conductive pin is provided on the back surface of the front end of the plate.