JPH09217721A - Box anchor and parts item provided with box anchor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide anchor structure for fixing a box anchor easily with a simple work, improve workability at the time of disassembly, and disassemble the box anchor easily without marring a mating parts and parts-self, in an anchor structure for fixing various kinds of parts to a plate body. SOLUTION: A notch part for forming a lock piece is arranged along the axial direction on the circumferential wall of an almost cylindrical anchor main body 7. The longitudinal direction intermediate part of a lock piece 8 and the inner rim part of the notch part are connected to each other through a hinge connecting part 10, and the lock piece 8 is arranged in the notch part freely to elastically oscillate it. One end part of the lock piece 8 is projected from the outer peripheral surface of an anchor main body 7 to an outside, and the other end part of the lock piece 8 is projected from the circumferential wall inner circumferential surface of the anchor main body 7 to an inside at the top end side of the anchor main body 7. A shaft body (i) is inserted into the anchor main body 7, and thereby, the other end part of the lock piece 8 is push-pressed to the outside by the axial body (i), the lock piece 8 is rotated around the connecting part 10, and one end part of the lock piece 8 is buried in the notch part.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention comprises a substantially cylindrical anchor body having a peripheral wall provided with elastically deformable locking pieces in a state where a tip portion thereof projects outwardly from the outer peripheral surface of the anchor body. Of the mounting hole provided on the back side of the plate body by press-fitting into the mounting hole provided in the plate body, thereby sandwiching the peripheral portion of the mounting hole between the leading end of the locking piece and the back surface of the various components. More specifically, a box anchor for fixing a component to the plate and a component including the box anchor will be described in more detail. The component can be reliably fixed in the mounting hole of the plate, and the workability at the time of removal is dramatically improved. The present invention relates to a box anchor that can be used and a component including the box anchor.

[0002]

2. Description of the Related Art Conventionally, when fixing various components to a plate member from one surface side of the plate member, an anchor portion provided with a locking step or a locking claw is provided on the back surface side of the component so as to project from the anchor portion. By press-fitting the portion into the mounting hole provided in the plate body, the locking step and the locking claw provided in the anchor portion are engaged with the peripheral portion of the mounting hole on the back surface side of the plate body, Is used for fixing the plate to the plate body, and in particular in the field of automobile parts, parts having such an anchor portion are widely used.

An example of a component having such an anchor portion is the automobile component described in Japanese Utility Model Publication No. 4-46973. This fact fair 4-4697
The component disclosed in Japanese Patent Publication No. 3 is a holder attached to a ceiling panel of an automobile in order to detachably hold a shaft portion of an automobile sun visor, and has a structure shown in FIGS. 10 and 11. is there.

That is, this holder is bent in a substantially L shape at one end on the back surface side of a holder main body a on which a hook-shaped holding portion b for detachably holding the shaft of the sun visor is formed. A pair of first anchor pieces c each having a locking step portion at the tip end thereof are provided in a protruding manner, and an elastically deformable cross-section second hook having a locking step portion at the tip end at the other end on the back surface side. As shown in FIG. 10, the anchor piece d is provided so that the first anchor piece c is inserted into the first mounting hole f provided in the ceiling panel e, and the locking step portion thereof is made into the first step. 1 While engaging with the inner peripheral edge portion of the mounting hole f, the second anchor piece d is press-fitted into the second mounting hole g of the ceiling panel e so that its locking step portion is the inner peripheral edge portion of the second mounting hole g. It is fixed to the ceiling panel e by engaging with.

In recent years, it has been desired to reuse parts that can be used for repair and repair, and further, when an automobile is discarded, it is required to separately collect metal parts and plastic parts. As shown in FIG. 11, the holder of Japanese Utility Model Publication No. 4-46973 is elastically deformed by pressing the tip of the second anchor piece d with the tip of a minus driver h, as shown in FIG. By doing so, the engagement state between the tip end portion of the second anchor piece d and the inner peripheral edge portion of the mounting hole g is released, and in this state, the engaging portion between the first anchor piece c and the mounting hole f is used as an axis. By rotating the holder main body a, the second anchor piece d is pulled out from the second mounting hole g, and then the first anchor piece c is pulled out from the first mounting hole f, so that it can be removed from the ceiling panel e. Become That.

[0006]

As described above, in this holder, the first and second anchor pieces c and d are inserted into the first and second mounting holes g provided in the ceiling panel e, respectively. Although it can be easily attached and can be removed from the ceiling panel e, the conventional fixing structure using the first and second anchor pieces c and d has the following problems.

At the time of removal, the tip of the driver h is inserted between the holder body a and the ceiling panel e as described above, and the tip of the second anchor piece d is pressed, so that the driver It is easy to damage the interior material stretched on the surface of the ceiling panel e and the holder itself at the tip of the driver h during insertion. As described above, the dismounting work is performed by pressing the tip of the second anchor piece d with the tip of the driver h to release the engagement with the second mounting hole g, and while maintaining this state, the holder main body. While rotating a, the tip of the driver h presses the tip of the second anchor piece d,
The operation of rotating the holder body a is not always easy, and the fixing structure by the anchor pieces c and d is inferior in workability at the time of removal. In particular, the removal work becomes extremely difficult for a part used in a place where the work must be done by hand.

The present invention has been made in view of the above circumstances, and is an anchor structure for fixing various components to a plate body, which can be easily fixed by a simple operation and can be easily removed. It is also an object of the present invention to provide an anchor structure that can be easily removed without damaging the counterpart member or the component itself and a component including the anchor structure.

[0009]

In order to achieve the above-mentioned object, the present invention has an elastically deformable locking piece having a tip portion protruding outwardly from the outer peripheral surface of the anchor body on the peripheral wall of the substantially cylindrical anchor body. The mounting holes are provided between the front end of the locking piece and the back surface of the various parts by press-fitting into the mounting holes provided in the plate, which are projected on the back surface side of the various parts. In a box anchor that clamps various peripheral parts to the plate body by sandwiching the peripheral edge part of the, the notch for forming the locking piece is provided along the axial direction at a predetermined position on the peripheral wall of the anchor body, and the locking is performed. An intermediate portion in the longitudinal direction of the piece and an inner edge portion of the cutout portion are connected by an elastically deformable hinge connecting portion so that the locking piece is elastically swingable in the cutout portion and One end of the piece projects outward from the outer peripheral surface of the anchor body, and the locking piece With the other end portion protruding inward from the inner peripheral surface of the peripheral wall of the anchor body at the tip end side of the anchor body, the shaft body is inserted into the anchor body from the component side, and The other end of the locking piece is pressed outward so that the locking piece rotates around the connecting portion, and one end of the locking piece is embedded in the notch. On the back side of the box anchor and the component body, a locking piece elastically deformable on the peripheral wall of the substantially tubular anchor body is provided in a state where the tip portion projects outward from the outer peripheral surface of the anchor body. The box anchor provided is projected, and the box anchor is press-fitted into the mounting hole provided in the plate body so that the peripheral portion of the mounting hole is formed between the tip of the locking piece and the back surface of the component body. For parts that are clamped and fixed to the plate, Provided with a box anchor of the present invention as an anchor, in the anchor body, communicates with the hollow portion of the box anchor,
A shaft insertion hole opening on the surface side of the component body is provided so that the shaft body can be inserted into the anchor body from the surface side of the component body through the shaft insertion hole.

The box anchor of the present invention is provided for various parts and is for fixing various parts to the plate body by press-fitting into the mounting holes formed in the plate body. That is, when the box anchor of the present invention protrudingly provided on the back side of the component body is press-fitted into the mounting hole formed in the plate body from one surface side of the plate body, the locking piece protruding from the outer peripheral surface of the anchor body is One end is pressed inward by the inner peripheral edge of the mounting hole, the locking piece elastically pivots around the hinge connecting portion in a seesaw shape, and the one end of the locking piece is embedded in the notch. When one end of the locking piece passes through the mounting hole, the pressing state by the inner peripheral edge of the mounting hole is released, and the locking piece elastically returns to the original state, and the locking piece on the opposite side of the plate body. One end of the anchor protrudes from the outer peripheral surface of the anchor body. As a result, the peripheral edge of the mounting hole is sandwiched between the one end of the locking piece and the back surface of the component body, and the component is fixed to the plate body.

As described above, according to the box anchor of the present invention, various parts can be easily fixed to the plate body by press-fitting the box anchor in the mounting hole provided in the plate body. According to the box anchor of the present invention, it is possible to easily remove it from the plate body by a simple operation.

That is, when the part fixed to the plate body is removed while being press-fitted into the mounting hole of the plate body and holding the peripheral edge portion of the mounting hole between one end of the locking piece and the back surface of the component body, A shaft body such as a shaft portion of a driver is press-fitted into the box anchor of the present invention through a shaft insertion hole formed in the main body. As a result, the other end of the locking piece that protrudes inward from the inner peripheral surface of the peripheral wall of the anchor body is pressed outward by this shaft body, and the locking piece uses the hinge connecting portion as an axis. It elastically rotates like a seesaw, one end of the locking piece is buried in the notch, and the engagement between the one end of the locking piece and the peripheral edge of the mounting hole is released. At this time, the shaft body inserted into the box anchor is clamped by the other end of the locking piece, and in this state, pulling the shaft body in the direction to pull it out causes the box anchor together with the shaft body from the mounting hole. It can be pulled out and the part removed from the plate.

As described above, according to the box anchor of the present invention, a shaft body such as a driver is press-fitted into the box anchor through the shaft insertion hole provided in the component, and the shaft body is pulled out together with the box anchor from the mounting hole. It is possible to remove the component from the plate body by various operations, and moreover, the component can be reliably removed with good workability without damaging the plate body or the component.

Here, the component provided with the box anchor of the present invention has a shaft insertion hole opened on the surface side, and the inside of the plate can be seen through this shaft insertion hole, but in appearance If this becomes a problem or if noise or the like leaks through this hole, a lid that can openably close the shaft insertion hole can be provided on the front side of the component body.

If the component is relatively large, a second anchor portion may be provided together with the box anchor of the present invention on the back side of the component body as in the above-mentioned conventional example. The 2 anchor part is a fishhook-like elastically deformable second anchor part having a locking step part at its tip part, and the locking step part of the second anchor part is a second anchor part provided on the plate body. It is preferable that the second anchor portion is configured to engage with the inner peripheral edge of the mounting hole, and by making the second anchor portion have such a configuration, the component can be rotated around the second anchor portion when removing the component. The box anchor of the present invention can be easily pulled out from the mounting hole.

That is, when the second anchor portion other than the box anchor of the present invention is provided on various parts, the second anchor portion is used when the box anchor is pulled out from the mounting hole of the plate body using the shaft portion of the driver as described above. Remains in the state of being locked in the second mounting hole of the plate body, so that the box anchor of the present invention can be pulled out from the mounting hole by rotating the component around the locking position of the second anchor portion as an axis. However, in this case, when the box anchor is normally pulled out from the mounting hole while rotating, the tip side of the box anchor comes into contact with the inner peripheral edge of the mounting hole and cannot be easily pulled out. However, if the second anchor portion has the above-described configuration, the elastically deformable fishhook-shaped second anchor portion can be elastically deformed as the component is rotated, thereby moving the rotating shaft. While rotating the parts, the box anchor can be pulled out without being locked by the inner peripheral surface of the mounting hole.

[0017]

BEST MODE FOR CARRYING OUT THE INVENTION
The present invention will be described more specifically. 1 to 9 show an example of a part provided with a box anchor according to an embodiment of the present invention. This part is used to detachably hold a shaft part of a sun visor of a car, and is used as a ceiling of the car. It is a holder that can be attached to the panel.

In this holder 1, a holder main body (component main body) 2 having a substantially rectangular block shape is integrally provided with a holding portion 3 curved in a hook shape in cross section at a central portion on the front surface side, and is formed inside the holding portion 3. The shaft portion of the sun visor is detachably held in the concave portion 4, and the box anchor 5 according to the embodiment of the present invention is provided at one end on the rear surface side of the holder body 2 and the other end portion. Second elastically deformable second anchor portions 6 each having a fishing hook-shaped cross section are provided in a protruding manner.

The box anchor 5 has a rectangular tubular anchor body 7 projecting from one end of the back surface of the holder body (component body) 2 and is engaged with two surfaces of the peripheral wall of the anchor body 7 facing each other. The stoppers 8 and 8 are provided.

The anchor body 7 has cutouts 9, 9 penetrating inside and outside the anchor body 7 on both side surfaces facing each other.
The engaging pieces 8 and 8 are provided in the notches 9 and 9, respectively, and both side edges of the engaging pieces 8 and 8 in the longitudinal direction and the notches 9 and 9. The inner edge portion of the is integrally connected by elastically deformable hinge connecting portions 10 and 10, so that both locking pieces 8 and 8 can elastically rotate about the hinge connecting portions 10 and 10. Has become.

The two locking pieces 8, 8 have two long and short locking portions 11a, 11 on the upper end side (the proximal end side of the anchor body 7).
The locking stepped portion 12 is formed on the outer surface of the tip of each locking portion 11a, 11b. The tip portions of the locking portions 11a and 11b are shown in FIGS.
As shown in FIG. 5, the inner surface of the lower end portion of both locking pieces 8 projects outwardly from the outer peripheral surface of the anchor body 7, as shown in FIGS. The inner peripheral surface of the peripheral wall of No. 7 projects inward. In addition, in FIG.
As shown in FIG. 6, one surface of the anchor main body 7 (one end side of the holder main body 2) is provided with a tapered surface 13 in the shape of an oblique cutout, and corresponding to the above, both Edges on one side of the lower end portions of the locking pieces 8 and 8 are also obliquely cut out.

On the other hand, the second anchor portion 6 projecting from the other end portion on the back surface side of the holder body 2 is elastically deformable by being bent like a hook at the middle portion in the length direction. This second
A two-step locking step portion 14 is formed on the outer surface of the front end portion of the anchor portion 6, and a reinforcing rib 15 is integrally formed on the outer surface side from the base end portion to the vicinity of the bent portion to bend it. Only the tip side from the portion is elastically deformed. As shown in the drawing, the reinforcing rib 15 has a taper portion 22 whose front end side is obliquely cut.

In addition, on one end side of the holder body 2,
A shaft insertion hole 16 having a quadrangular cross-section that communicates with the hollow portion of the box anchor 5 and opens to the front surface side of the holder body 2 is formed, and the four surfaces forming the inner peripheral surface of the shaft insertion hole 16 have four surfaces. Axial guide ridges 17, 17, 17, 17 reaching the tip of the anchor body 7 along the axial direction, respectively.
Is protruding. A lid 18 is provided at one end on the front surface side of the holder body 2 so as to openably and closably close the opening of the shaft insertion hole 16.

Reference numeral 19 in the drawing denotes an elastically deformable pressing piece for surely holding the shaft portion of the sun visor in the concave portion 4, and 20 denotes a lightening concave portion for saving material.

As described above, the holder 1 is attached to the ceiling panel of the automobile and holds the shaft portion of the sun visor of the automobile detachably.
As shown in FIG. 7, the box anchor 5 and the second anchor portion 6 are press-fitted into the first and second mounting holes f and g formed in the ceiling panel (plate body) e, and the locking portion 11b.
Alternatively, the tip 11a and the locking step portion 14 of the second anchor portion 6
Are fixed to the ceiling panel e by engaging with the inner peripheral edge portions of the first and second mounting holes f and g, respectively. In this case, m in the figure is an interior material stretched on the surface of the ceiling panel e.

That is, when the box anchor 5 is press-fitted into the first mounting hole f formed in the ceiling panel e, the locking portions 11a and 11b of the locking pieces 8 and 8 projecting from the outer peripheral surface of the anchor body 7. Is pressed inward by the inner peripheral edge portion of the first mounting hole f, and both locking portions 11a and 11b bend, and
The locking pieces 8 and 8 elastically rotate in a seesaw shape about the hinge connecting portions 10 and 10, and the tips of the locking portions 11a and 11b constituting the upper ends of the locking pieces 8 and 8 are It becomes a state of being buried in the cutout portion 9 and the locking portion 11b.
When the tip portion passes through the mounting hole f, the pressing state by the inner peripheral edge portion of the mounting hole f is released, and the locking pieces 8, 8 elastically return to the original state, and the locking portion 11b on the opposite side of the ceiling panel e. One end of the anchor body 7 projects from the outer peripheral surface of the anchor body 7. As a result, the peripheral portion of the mounting hole f is sandwiched between the locking portion 11b and the back surface of the component body 2, and one end of the holder body 2 is fixed to the ceiling panel e.

In this case, the first mounting hole f is shown in this embodiment because it is mounted on the relatively thick ceiling panel e.
The shorter engaging portion 11b is engaged with the peripheral edge portion, and the longer engaging portion 11a is in a state in which the tip portion thereof remains in the mounting hole e as shown in FIG. At this time, the longer locking portion 11a bends to absorb the load, and the lower end portion of the locking piece 8 remains in the initial state in which it protrudes into the box body 7. When the ceiling panel e is relatively thin, the longer engaging portion 11a engages with the peripheral edge of the mounting hole.

On the other hand, when the second anchor portion 6 is press-fitted into the second mounting hole g, the outer surface of the front end portion is pressed inward by the inner peripheral edge of the mounting hole g and is formed at the front end portion. When the locking step portion 14 reaches the inside of the mounting hole g, the second anchor portion 6 elastically returns by the step portion of the step portion 14, and the step portion 14 engages with the peripheral portion of the mounting hole g and the step Part 14
The peripheral portion of the mounting hole g is sandwiched between the holder body 2 and the back surface of the holder body 2, and the other end portion of the holder body 2 is fixed to the ceiling panel e. The step portion 14 formed at the tip of the second anchor portion 6 has a two-step step as described above, and is fixed to the relatively thick ceiling panel e in the present embodiment. Therefore, the step of the second step engages with the mounting hole g. However, when fixing to a relatively thin ceiling panel, the step of the first step engages with the mounting hole.

As described above, in the holder 1 of this embodiment, the box anchor 5 and the second anchor portion 6 are press-fitted into the mounting holes f and g provided in the ceiling panel e, so that the holder 1 can be easily attached to the ceiling panel e. Can be fixed. In the state of being fixed to the ceiling panel e, the lid body 18 is closed and the shaft insertion hole 1 formed on the front surface side of the holder body 2 is inserted.
The opening of 6 is closed so that the inside of the ceiling panel e cannot be seen, and noise is prevented from entering the vehicle through this opening.

Further, the holder 1 of the present embodiment can be easily removed from the ceiling panel e by a simple work, because the box anchor 5 has the above-mentioned structure.

That is, when the holder 1 in the fixed state is removed from the ceiling panel e, as shown in FIG. 8, the lid 18 is opened to insert the shaft through the opening formed on the front surface side of the holder body 2. A shaft body i such as a shaft portion of a driver is press-fitted into the box anchor 5 through the hole 16. As a result, the lower ends of the locking pieces 8, 8 protruding inward from the inner peripheral surface of the peripheral wall of the anchor body 7 are pressed outward by the shaft i, and the locking pieces 8, 8 are Hinge connection part 1
It rotates elastically around 0 and 10 like a seesaw,
The locking portions 11a and 11b formed on the upper ends of the locking pieces 8 and 8 are buried in the notches 9 and 9,
The engagement between the locking portion 11b and the peripheral portion of the mounting hole f is released. At this time, the shaft i inserted into the box anchor 5 is in a state of being clamped by the lower ends of the locking pieces 8, 8.
When the shaft body is further pulled in this state, the force acts so as to rotate the lower end portions of the locking pieces 8, 8 further inward, so that the shaft body i is more firmly fixed. , 8 will be sandwiched.

By strongly pulling the shaft i in this state,
The box anchor 5 together with the shaft body i is pulled out from the mounting hole to remove the holder 1 from the ceiling panel e. At this time, the second anchor portion 6 is engaged with the second mounting hole g. Therefore, as shown in FIG. 9, the box anchor 5 is pulled out from the first mounting hole f by rotating the holder main body 2 about the second anchor portion 6 and the second mounting hole g.

That is, by pulling the shaft body i press-fitted into the box anchor 5, the holder main body 2 is rotated in the direction of arrow j in the figure about the locking position of the second anchor portion 6 as an axis. Attach the anchor 5 to the first mounting hole f
In this case, when the box anchor 5 is normally pulled out from the first mounting hole f while rotating, in this case, the tip side of the box anchor 5 comes into contact with the inner peripheral edge of the mounting hole f and is easily pulled out. Can not be. However, in the holder 1 of the present embodiment, since the second anchor portion has the above-described configuration, the elastically deformable fishhook-shaped second anchor portion 6 is moved inward as the holder body 2 is rotated. With this, the holder main body 2 is rotated while moving the rotation shaft in the direction of arrow k in the figure, and the box anchor 5 is locked at the inner peripheral surface of the first mounting hole f. Without it, it can be pulled out. The front end of the box anchor 5 has a tapered surface 13 whose one surface is cut out obliquely.
Therefore, if the taper surface 13 is pulled out, the box anchor 5 can be easily pulled out later.

When the box body 5 is pulled out from the first mounting hole f by rotating the holder body 2 as described above, the second anchor portion 6 is narrowed toward the tip side by the taper portion 22 of the reinforcing rib 15. Therefore, it can be easily rotated to come out of the second mounting hole g and be easily removed from the second mounting hole g.

As described above, the box anchor 5 of the present invention
According to the holder 1 using, the shaft body i such as a driver is press-fitted into the box anchor 5 through the shaft insertion hole 16 provided in the holder body 2,
At the same time, the holder 1 can be removed from the ceiling panel e by a very simple work of pulling it out from the mounting hole g, and moreover, the holder 1 can be removed reliably and with good workability without damaging the ceiling panel e or parts.

The box anchor of the present invention is not limited to the above-mentioned embodiment. For example, in the above-mentioned embodiment, the long and short engaging portions 11a, 11 are provided at the upper end of the engaging piece 8.
Although b is provided to cope with the change in the thickness of the ceiling panel, the number of the locking portions may be one, and in this case, two locking step portions are provided at the tip of one locking portion. You may make it respond to the change of the thickness of a ceiling panel. Further, in the above embodiment, the two locking pieces 8 and 8 are provided so as to face each other, but the number of the locking pieces may be one or three or more and can be appropriately selected, and the shape of the anchor body 7 is also a square. The shape is not limited to a tubular shape, and any shape may be used as long as it is a tubular shape, and other configurations may be variously modified without departing from the gist of the present invention.

The parts provided with the box anchor of the present invention are not limited to the above holders, and the box anchor of the present invention can be provided on various parts, in which case problems such as appearance and noise do not occur. If it is a component, the lid may be omitted. Further, the second anchor portion is not limited to the above embodiment, various anchor portions can be formed, and may be omitted if not necessary.

[0038]

As described above, according to the box anchor of the present invention, the box anchor can be easily fixed by a simple operation by pressing it into the mounting hole formed in the plate.
In addition, it is possible to remove easily and surely by inserting the shaft body of the driver etc. into the box anchor and pulling it out, and without damaging the other member or the part itself. It can be removed.

Therefore, the component provided with the box anchor of the present invention is excellent in workability in fixing and removing,
The work efficiency at the time of assembling and disassembling various industrial products can be effectively improved.

[Brief description of drawings]

FIG. 1 is a plan view showing an automobile sun visor holder provided with a box anchor according to an embodiment of the present invention.

FIG. 2 is a left side view showing the holder.

FIG. 3 is a front view showing the holder.

FIG. 4 is a bottom view showing the holder.

FIG. 5 is a cross-sectional view of the holder taken along the line AA of FIG. 2.

FIG. 6 is a partial cross-sectional side view showing a state in which the holder is attached to a ceiling panel.

FIG. 7 is a cross-sectional view taken along line BB of FIG. 6 showing the holder.

FIG. 8 is a cross-sectional view showing a state in which a shaft body is press-fitted into a box anchor of the holder.

FIG. 9 is a partial cross-sectional side view for explaining the operation when the holder is removed from the ceiling panel.

FIG. 10 is a perspective view showing a conventional anchor structure.

FIG. 11 is a cross-sectional view illustrating an operation when the sun visor holder having the anchor structure is removed from the ceiling panel.

[Explanation of symbols]

 1 Automobile sun visor holder (parts) 2 Holder body (part body) 5 Box anchor 6 Second anchor part 7 Anchor body 8 Locking piece 9 Notch part 10 Hinge connecting part 11a, 11b Locking part (locking piece) End part) 14 locking step 16 shaft insertion hole 18 lid e ceiling panel (plate) f first mounting hole (mounting hole) g second mounting hole i driver shaft (shaft)

Claims (4)

[Claims] 1. An elastically deformable locking piece is provided on a peripheral wall of a substantially tubular anchor body with its tip portion protruding outward from the outer peripheral surface of the anchor body, and is provided on the back side of various parts. And press-fitted into the mounting hole provided in the plate,
In a box anchor for fixing various components to the plate body by sandwiching the peripheral portion of the mounting hole between the tip of the locking piece and the back surface of the various components, a shaft anchor is provided at a predetermined position on the peripheral wall of the anchor body. A notch for forming the locking piece is provided along the direction, and the longitudinal middle part of the locking piece and the inner edge of the notch are connected by an elastically deformable hinge connecting part, A stopper is provided in the notch so as to be elastically swingable, and
One end of the locking piece projects outward from the outer peripheral surface of the anchor main body, and the other end of the locking piece projects inward from the inner peripheral surface of the peripheral wall of the anchor main body on the tip side of the anchor main body. When the shaft body is inserted into the anchor body from the side of the component, the shaft body pushes the other end of the locking piece outward so that the locking piece centers on the connecting portion. The box anchor is characterized in that the box anchor is configured so as to be pivoted, and one end portion of the locking piece is embedded in the cutout portion. 2. A box anchor in which an elastically deformable locking piece is provided on a rear wall of a component body on a peripheral wall of a substantially tubular anchor body with its tip portion protruding outward from the outer peripheral surface of the anchor body. By projecting and press-fitting the box anchor into a mounting hole provided in the plate body, the peripheral edge portion of the mounting hole is sandwiched between the tip of the locking piece and the back surface of the component body, In the component to be fixed to the body, the box anchor according to claim 1 is provided as the box anchor, and the anchor body is provided with a shaft insertion hole communicating with the hollow portion of the box anchor and opening on the surface side of the component body. A component which is configured such that a shaft can be inserted into the anchor body from the front surface side of the component body through the shaft insertion hole. 3. The component according to claim 2, wherein a lid body is provided on the front surface side of the component body so as to openably and closably close the shaft insertion hole. 4. A hook-like elastically deformable second anchor portion having a locking step portion at its tip is provided on the back surface side of the component body, and the locking step portion of the second anchor portion is provided with: The component according to claim 2 or 3, which is configured to be engaged with an inner peripheral edge of a second mounting hole provided in the plate body.