JPH0858479A - Auxiliary fixing device - Google Patents

Abstract

PURPOSE: To fix an object fixed on a fixed body or an object holding means in an auxiliary way. CONSTITUTION: A visor plate 11 is fit in a sun visor S with pressure, a holder 2 holding a video camera V is suspended on the visor plate 11, and the holder 2 is fixed by stay pipes 3, 4. The stay pipes 3, 4 are constituted of a bar body 62 consisting of a small diametrical pipe 61a and a large diametrical pipe 61b holding specified length until specified external force is applied on them, an installation part 63 provided on one end of the bar body 62 and to install the bar body 62 on the holder 2 in every direction freely and a support part 64 provided on the other end of the bar body 62, having a suction cup 73 and supporting the bar body 62 on a main body B. In the case when the external force applied on the video camera V or the holder 2 is smaller than specified, the bar bodies 62 of the stay pipes 3, 4 hold the specified length and prevents oscillation of the video camera V or the holder 2, and in the case when the external force is large, the bar bodies 62 extend or contract and protect the video camera V or the holder 2.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an auxiliary fixing device for auxiliary fixing an object or an object holding means such as a camera or a display fixed to a fixed body such as a vehicle body.

[0002]

2. Description of the Related Art For example, with the widespread use of video cameras and other photographing devices in recent years, there have been increasing opportunities to use them in vehicles for traveling. In addition, display devices such as navigation monitors have become widespread, and there is an increasing need to install them in easily visible places in vehicles.

However, when photographing from inside a vehicle, the photographer must hold the photographer by hand, which is bothersome as the photographer must be on board and the photographer must be held in his hand. If you take a picture as it is, the screen is blurred, or if you take a picture for a long time, your arm is often tired and you cannot continue to take a picture.

Therefore, it is necessary to suspend or fix the photographing device on the main body of the vehicle when there is no passenger or when photographing for a long time.

[0005]

However, when the camera is suspended from the main body of the vehicle, the vehicle is vibrated when the vehicle starts and stops or the road surface bumps the impact on the camera. However, there is a problem in that the image quality of the photographed image becomes poor.

An object of the present invention is to solve the above-mentioned problems and to provide an auxiliary fixing device capable of preventing vibrations of a fixed object or its object holding means even if an external force is applied thereto. .

[0007]

An auxiliary fixing device according to the present invention for achieving the above object is an auxiliary fixing device for auxiliaryly fixing an object or an object holding means fixed to a part of a fixed body. A plurality of expandable and contractible rod-shaped bodies for holding a distance between the object or the object holding means and the other part of the fixed body at a predetermined length, and a mounting portion for attaching these rod-shaped bodies to the object or the object holding means And each of the rod-shaped bodies is attached to the attachment portion via a universal joint.

[0008]

In the auxiliary fixing device having the above-described structure, the plurality of expandable telescopic rods are connected to the mounting portion so that they can be freely oriented, and the mounting portion is mounted on the object or the object holding means. , The rod-shaped body is held to a predetermined length, and the free end is brought into contact with the fixed body to prevent vibration of the object or the object holding means.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail based on the illustrated embodiments. FIG. 1 is a perspective view of the present embodiment. For example, a holder body 1 is attached to a sun visor S as a fixed body which is a shade plate of a passenger seat of a vehicle, and a holder 2 as object holding means is hung on the holder body 1. The holder 2 is fixed by stay pipes 3 and 4 which are auxiliary fixing devices.
The holder 2 holds a video camera V, for example.

As shown in the partial sectional view of FIG. 2, the holder body 1 has a visor plate 11 fitted on the upper and lower surfaces of the sun visor S, and a top plate 12 which contacts the upper surface of the sun visor S.
It is formed of, for example, a steel plate having a bottom plate 13 that contacts the lower surface of the sun visor S and a connecting portion 14 that is curved and connects the top plate 12 and the bottom plate 13.

The distance between the free end of the top plate 12 and the bottom plate 13 is narrowed, and the free end of the top plate 12 is formed with a bulging portion 12a which bulges toward the bottom plate 13 and urges the upper surface of the sun visor S. ing. As a result, the sun visor S becomes the top plate 12 and the bottom plate 1.
The sun visor S is elastically pressed by the bulging portion 12a while being easily inserted between the two.

As shown in the partially enlarged perspective view of FIG. 3, projections 15a and 15b are provided on both side edges of the bottom plate 13, and projections 15a and 15b are provided with elongated holes 15c and 15d, respectively. There is. Sliders 16 and 17 are attached to the projecting pieces 15a and 15b slidably in the direction of arrow A, and these sliders 16 and 17 are elongated holes 15c and 15b.
The screws 18 and 19 are formed so as to vertically pass through d.

An adjustment rod 20 made of, for example, a U-shaped metal rod is fixed to the sliders 16 and 17. The adjusting rod 20 is provided with parallel portions 20a and 20b which are respectively held by the sliders 16 and 17, and a connecting portion 20c which connects the parallel portions 20a and 20b, and the rear portions of the parallel portions 20a and 20b are slightly bent upward. The connecting portion 20 is bent substantially vertically upward.

A first pressing plate 21 for pressing the roof R, which is the ceiling of the vehicle, from below is attached to the connecting portion 20c so as to be rotatable in the direction of arrow B. The first pressing plate 21 is made of, for example, a synthetic resin material and has a cross section of approximately L.
Fitting portion 21a shaped like a letter and fitted to the adjusting rod 20
And an appropriate number of protrusions 21b that come into contact with the roof R are provided.

Further, a second pressing plate 22 can be attached to the first pressing plate 21 so as to be compatible with a roof-up type roof R. The second pressing plate 22 is an arm 22a implanted in the first pressing plate 21.
And a roof touch 22b which is connected to the arm 22a in the form of a ball joint and is rotatable in the direction of arrow C. The roof touch 22b is also provided with an appropriate number of projections 22c that come into contact with the roof R.

Accordingly, the slider 16 is fixed to the adjusting rod 20 by the screws 18 and 19 after the connecting portion 20c of the adjusting rod 20 is moved back and forth so as to fit the rear end of the sun visor S and adjusted. In addition, since the first pressing plate 21 and the second pressing plate 22 are raised to the roof R side,
The space between the roof R and the adjusting rod 20 is fixed.

Further, the lower bottom plate 13, which is approximately in the center of the top plate 12, is provided with a hemispherical groove 23 having a through hole 23a at the bottom and an engaging projection 23b at the inner periphery. A rotary plate 25 is attached to the front end of the bottom plate 13 via a bracket 24 so as to be rotatable in the arrow D direction. The rotating plate 25 has its forward rotation amount restricted by an adjusting screw 26 screwed into the bracket 24, and its swinging is prevented. A sliding plate 27 having a bent portion 27a at the front end and an elongated hole 27b in the center is slidably joined to the side surface of the rotary plate 25 in the direction of arrow E, and is fixed to the rotary plate 25 by a fixing screw 28. It has become so.

Thus, the length of the rotary plate 25 in the direction of the arrow E is adjusted and the rotary plate 25 is rotated in the direction of the arrow D so that not only the normal roof R but also the roof-up type roof R can be supported. It has become.

On the other hand, a base joint 29 as a joint member is incorporated in the through hole 23a of the bottom plate 13 of the visor plate 11 as shown in the enlarged sectional view of FIG.
The base joint 29 is a shaft portion 2 having a threaded portion on the inner and outer circumferences.
9a and a hemispherical head portion 29b, and the outer surface of the head portion 29b is in contact with the inner surface of the hemispherical groove 23. A notch groove 29c into which the engaging protrusion 23b of the hemispherical groove 23 fits is formed in a part of the head portion 29b.

When such a base joint 29 is incorporated in the hemispherical groove 25, the head portion 29b of the base joint 29 is slidably joined to the inner peripheral surface of the hemispherical groove 23, and the engaging projection 23b is formed. The base joint 29 is fitted in the notch groove 29c, and the rotation of the base joint 29 in the circumferential direction is restricted.

The shaft portion 29a of the base joint 29
A fixed nut 30 having a screw hole 30a is screwed into the. The upper surface of the fixed nut 30 is provided with a hemispherical groove 30b slidably joined to the outer surface of the hemispherical groove 23, and the lower surface of the fixed nut 30 is provided with an annular groove 30c into which the upper portion of the compression spring 31 is fitted. Has been.

Therefore, when the fixing nut 30 is loosely screwed into the base joint 29, the fixing nut 30 is inclined in all directions, and the fixing nut 30 is attached to the base joint 29.
When tightened strongly, the direction of the fixing nut 30 is fixed.

Further, below the fixing nut 30, a pressing ring 32 is attached by a base bolt 33 via a compression spring 31. The base bolt 33 is the retaining ring 3.
It passes through the two stepped holes 32 a and the inside of the compression spring 31, and is screwed into the threaded portion in the shaft portion 29 a of the base joint 29. An annular groove 32b into which the lower part of the compression spring 31 is fitted is provided on the upper surface of the pressing ring 32, and guide grooves 32c are provided at two opposing positions in the stepped hole 32a of the pressing ring 32. The base bolt 33 has a shaft portion 33a screwed into the shaft portion 29a of the base joint 29, a shaft portion 33b fitted into the stepped hole 32a of the holding ring 32, and a guide groove 32c of the holding ring 32. Facing 2
The individual guide protrusions 33c and the flange 3 that engages with the holder 2
3d is provided.

Here, the guide protrusion 33 of the base bolt 33
When c is fitted in the guide groove 32c of the holding ring 32, the holding ring 32 is urged by the compression spring 31 and pressed against the flange 33d of the base bolt 33. However, when the press ring 32 is pushed up against the compression spring 31 and the press ring 32 is rotated after the guide groove 32c is disengaged from the guide protrusion 33c, the guide protrusion 33c does not fit into the guide groove 32c, and the press ring 32 is locked in that position. As a result, the distance between the pressing ring 32 and the flange 33d is maintained at a predetermined value.

The holder 2 is constructed as shown in the front view of FIG. 5, and the holder frame 41 has a grip portion 42 which has a slant portion 42a and is gripped by hand, and a video camera V is mounted thereon. It is composed of a mounting portion 43 and is made of a synthetic resin material or a steel plate. An engaging portion 44 engaged with the flange 33d of the base bolt 33 of the holder body 11 is provided at the upper end of the inclined portion 42a. The engagement portion 44 is formed in a substantially columnar shape from synthetic resin or the like, and is provided with a shaft portion fitting groove 44a into which the shaft portion 33b of the base bolt 33 is fitted and a flange fitting groove 44b into which the flange 33d is fitted. ing. Further, a screw hole 44c is provided in the lower wall of the flange fitting groove 44b, and a fixing screw 45 is screwed into the screw hole 44c.

The lower surface of the flange 33d fitted in the flange fitting groove 44b is pressed by the fixing screw 45,
The holder 2 is fixed to the holder body 1.

A rubber plate 46 is placed on the upper surface of the placing portion 43, and fixing screws 47 are attached to the placing portion 43 and the rubber plate 46. The fixing screw 47 is screwed into a screw hole already provided in the video camera V, and the video camera V mounted on the mounting portion 43 is easily fixed by the fixing screw 47. A screw hole 47a for attaching the stay pipes 3 and 4 is provided inside the fixing screw.

Further, between the engaging portion 44 and the placing portion 43,
The tightening band 50 is stretched via the fixed washers 48 and 49 so that the video camera V mounted on the mounting portion 43 is favorably held on the holder frame 41 by the tightening band 50. Further, a pull-out type handle 51 is supported by a support shaft 52 on the grip portion 42, and is pulled out to a position of a handle 51 ′ shown by an imaginary line so that the video camera V can be used for pointing in any direction. It has become. A protector 53 shown by an imaginary line is attached to the rear side of the holder frame 41 as needed.

Stay pipes 3 and 4 as auxiliary fixing devices
Are similarly configured, for example, one stay pipe 3 is shown in FIG.
As shown in Fig. 6, a small-diameter pipe 61 that is telescopically fitted to each other
a and a rod-shaped body 62 provided with a large-diameter pipe 61b, a mounting portion 63 provided at one end of the rod-shaped body 62 for mounting the rod-shaped body 62 on the holder 2, and a rod-shaped body 62 provided at the other end of the rod-shaped body 62. A supporting portion 64 for supporting the small diameter pipe 61a between the outer peripheral surface of the small diameter pipe 61a and the inner peripheral surface of the large diameter pipe 61b, as shown in the partially enlarged cross-sectional view of FIG. A leaf spring 65 is provided for urging the outer peripheral surface and the inner peripheral surface of the large diameter pipe 61b.

Here, the biasing force of the leaf spring 65 is such that the relative positions of the small diameter pipe 61a and the large diameter pipe 61b can be maintained within a predetermined external force. That is, if the normal human hand is increased to a predetermined force, the relative positions of the small diameter pipe 61a and the large diameter pipe 61b can be changed with a predetermined force, and conversely no external force is applied. As long as their relative positions do not change.

As a result, the length of the rod-shaped body 62 is determined by the holder 2
After the rod-shaped body 62 is attached between the holder 2 and the body B, the holder 2 can be fixed to an external force of a predetermined value or less after the rod-shaped body 62 is attached between the holder 2 and the body B. If an external force such as a shock is applied that exceeds a certain level,
The rod-shaped body 62 can be expanded or contracted to absorb the impact.

On the other hand, the mounting portion 63 and the supporting portion 64 are formed in a universal joint shape. That is, in the attachment portion 63, the plate 66 is supported by the small diameter pipe 61a by the shaft 67, and the rod-shaped body 62 is rotatable in the direction G with respect to the plate 66. Further, as shown in the bottom view of FIG. 8, a shaft hole through which the arm screw 68 is inserted is bored in the plate 66 in the rotating direction. The plate 66 of the stay pipe 3 is fixed to the fixing screw 47 of the holder 2 by the arm screw 68 together with the plate 66 of the other stay pipe 4.

Here, the stay pipe 3 and the stay pipe 4
Each of the plates 66 is rotatably overlapped with each other in the direction H, and then the arm screw 68 is permanently provided. Even after being fixed to the holder 2, the plates 66 are also rotatable in the direction H. ing.

In the support portion 64, a fitting shaft 71 for fitting the large diameter pipe 61b is provided at one end of the cylindrical base portion 70.
It is rotatably supported by 2, and a suction cup 73 made of synthetic resin, rubber or the like is connected to the other end of the base portion 70. As shown in FIG. 9, the base 70 is formed with a slit 70a oriented in a direction perpendicular to the shaft 72, and the fitting shaft 71 is formed with a plate-shaped portion 71a to be cut into the slit 70a.

As a result, the suction cup 73 is rotatable about the fitting shaft 71 by about 180 degrees in the axial direction, and the fitting shaft 71 is fitted in and removed from the large diameter pipe 61b in the direction I and is rotatable in the circumferential direction. It is said that. Therefore, since the fitting shaft 71 of the suction cup 73 is rotatable in the circumferential direction of the large-diameter pipe 61b and is rotatable in the direction perpendicular to the fitting shaft 71, the stay pipes 3 and 4 are supported by the support portion 64 by the main body B. This means that it was supported by a universal joint.

The holder 2 of this embodiment having such a structure
Is attached to the sun visor S and the holder 2 is fixed by the stay pipes 3 and 4, first, the screws 18 and 19 of the sliders 16 and 17 of the holder body 1 are loosened,
The visor plate 11 with the adjusting rod 20 extended rearward
Is press-fitted onto the sun visor S from the support shaft P side. After the visor plate 11 is completely crimped to the sun visor S, the adjusting rod 2
0 is pushed forward, the fitting portion 21a of the first pressing plate 21 is brought into contact with the rear end of the sun visor S, and the screws 18 and 19 of the sliders 16 and 17 are tightened, respectively.

Then, the first pressing plate 21 and, if necessary, the second pressing plate 22 are rotated around the connecting portion 20c, so that they are orthogonal to the roof R and the projection 21b at the tip thereof.
Alternatively, the projection 22c is brought into contact with the roof R. The adjustment of the adjusting rod 20 does not need to be performed again when the same sun visor S is used.

Next, the adjusting screw 26 is loosened to rotate the rotary plate 25 rearward, and the tip 27a of the sliding plate 27 is rotated.
Is oriented orthogonally to the roof R, the sliding plate 27 is adjusted, the fixing screw 28 is tightened, and then the adjusting screw 26 is tightened. As a result, the holder body 1 is fixed to the sun visor S by the adjusting rod 20 and the rotating plate 25 without rotating around the support shaft P.

When the holder 2 is attached to the holder body 1 fixed to the sun visor S in this way, the video camera V is previously mounted on the mounting portion 43 of the holder frame 41 and the fixing screw 47 is tightened. The video camera V is fixed to the holder 2 by fixing the band 50 and tightening the band 50 appropriately. Next, the holding ring 3 of the holder body 1
2 is pushed up and rotated, the guide protrusion 33c of the base bolt 33 is removed from the guide groove 32c of the pressing ring 32, and the pressing ring 32 is fixed in the pushed up position.

As a result, a predetermined gap is provided between the pressing ring 32 and the flange 33d of the base bolt 33, and the engaging portion 44 of the holder 2 is engaged with this gap. That is, the handle 51 is pulled out as needed, and the shaft portion 33b and the flange 33d of the base bolt 33 are fitted into the shaft portion fitting groove 44a and the flange fitting groove 44b of the engaging portion 44, respectively.

When the pressing ring 32 is rotated in this state,
The guide groove 32c of the press ring 32 and the guide protrusion 33c of the base bolt 33 are aligned with each other, and the press ring 32 is compressed by the compression spring 3
The upper surface of the engaging portion 44 is pressed by being biased by 1.
Further, when the fixing screw 45 is tightened, the fixing screw 45 presses the lower surface of the flange 33d of the base bolt 33. As a result, the holder 2 holding the video camera V is suspended from the holder body 1.

When the fixing nut 30 of the holder body 1 is in a loose state, the holder 2 is in a freely swinging state, so that the handle 51 of the holder 2 is used to direct the video camera V in a desired direction. Then, the fixing nut 30 is tightened. As a result, the video camera V is fixed to the sun visor S in a predetermined direction, and the handle 51 is stored.

Further, the plate 66 of the stay pipes 3 and 4
Under the fixing screw 47 of the holder 2 and arm screw 68
When the rod-shaped members 62 are screwed into the screw holes 47a of the fixing screw 47, the rod-shaped members 62 hang down on the holder 2 so that they can extend and contract and can freely move. From this state, the sticker 74 is attached to the position of the main body B where the suction cup 73 of the support portion 64 is adsorbed, and the length of the rod-shaped body 62 is manually adjusted.
Is pressed against the sticker 74. As a result, the holder 2 is supplementarily fixed by the stay pipes 3 and 4, and the vibration of the holder 2 is prevented.

Here, when one of the stay pipes 4 is connected to the door, the fitting shaft 71 of the support portion 64 easily separates from the large diameter pipe 61b of the rod-shaped body 62 when the door is opened, and the support is supported. The portion 64 is in a state of being supported by the door by the suction cup 73. On the other hand, the rod-shaped body 62 is in a suspended state so as to swing around the shaft 67 of the mounting portion 63. However, by closing the door and fitting the large diameter pipe 61b of the rod-shaped body 62 and the fitting shaft 71 again, the original state can be restored.

As described above, in this embodiment, the base joint 29 is inserted into the hemispherical groove 23 of the bottom plate 12 of the visor plate 11.
Since the hemispherical head portion 29b of the above is slidably joined, the video camera V can be set in any direction in the horizontal direction, and can be set in a substantially sufficient direction in the vertical direction.
By tightening 0, the base joint 29 can be fixed in that position.

Further, since the adjusting rod 20 of the holder main body 1 is provided so as to be adjustable, it can be applied to sun visors S having different sizes, and the pressing plate 21 can press the roof R against the adjusting rod 20,
Since 22 is provided, a roof-up type roof R can be used in addition to the normal type. Furthermore, by appropriately adjusting the rotating plate 25 and the sliding plate 27 on the holder body 1 and bringing them into contact with the roof R, the holder body 1 can be prevented from swinging. Since the holder 2 is provided with the tightening band 50, the video camera V can be properly fixed. Since the sun visor S is supported relatively firmly by the support shaft P, even if an external force such as a certain amount of vibration is applied to the video camera V, there is almost no problem.

Further, since the holder body 1 can be removably attached to the sun visor S, when the sun visor S is required to function as an original shade plate, the holder body 1 and the stay pipes 3 and 4 can be attached. Can be easily removed and the sun visor S can be used for its original purpose.

Since the holder 2 can be removably attached to the holder main body 1, the holder main body 1 can be left attached to the sun visor S. In this case, when the necessity of photographing arises. It can be dealt with promptly and can be adjusted only by removing the holder 2 when it is necessary to adjust the device.

Further, since the stay pipes 3 and 4 are set and the mounting portion 63 is provided with the arm screw 68, the stay pipes 3 and 4 can be easily attached to the holder 2. Further, since the stay pipes 3 and 4 are provided with the suction cups 73, the work of pressing the stay pipes 3 and 4 to the main body B can be facilitated.

When the external force applied to the stay pipes 3 and 4 is smaller than a predetermined value, the stay pipes 3 and 4 try to keep the distance between the holder 2 and the main body B constant, so that the external force is applied to the video camera V. Even if added, the vibration of the video camera V can be prevented. On the other hand, when an external force such as an impact is applied to the video camera V, the rod-shaped body 62 of the stay pipes 3 and 4 can be expanded or contracted to absorb the impact.

Although the stay pipes 3 and 4 are used in this embodiment, stay bolts, stay arms, etc. may be used, and they may be provided with expansion / contraction means for expanding / contracting with a predetermined force. Further, in the embodiment, the two stay pipes 3 and 4 are used, but a large number of stay pipes may be used.

Further, the small diameter pipe 61a and the large diameter pipe 61
Although the leaf springs 65 are provided in the fitting portion of b to hold their positions, rubber or an adjusting screw or the like may be used instead of the leaf springs 65. Further, instead of the arm screw 68, a fixing pin 80 having a split 80a as shown in FIG. 10 can be used.

Further, instead of the above-mentioned supporting portion 64, FIG.
1, an elastic body such as rubber having a tubular fitting portion 90a fitted to the large diameter pipe 61b, and a disc-shaped pressure contact portion 90b connected to the fitting portion 90a and being pressed against the main body B. The cushion member 90 made of

Further, the suction cup 73 is made to be adsorbed to the main body B via the sticker 74. However, if it is made to be adsorbed to the window W, the adsorption force can be improved without using the sticker 74.

Although the above-described embodiment has been described for use in a vehicle, the present invention can be used in a fixed body other than a vehicle, and a photographing device such as a still camera other than a video camera or a navigation monitor. It can also be applied to a case where a display device such as a television display is fixed.

[0056]

As described above, in the auxiliary fixing device according to the present invention, the rod-shaped body is made to be expandable and contractible and held for a predetermined length, and one end of the plurality of rod-shaped bodies is rotatably attached to the mounting portion. Since it is attached, the rod-shaped body can hold a predetermined length to prevent vibration of the object or the object holding means, and when the external force applied is large, the rod-shaped body expands or contracts to protect the object or the object holding means. can do.

Further, since the rod-shaped body can be attached to the object or the object holding means in a stretchable and directional manner, the free end of the rod-shaped body can be brought into contact with any position of the fixed body, and the object or the object holding means. Can be fixed at three or more points including the point fixed in advance and at an optimum angle.

[Brief description of drawings]

FIG. 1 is a schematic perspective view of the present embodiment.

FIG. 2 is a side view in which a part of a holder body is cut away.

FIG. 3 is a partially enlarged perspective view of a holder body.

FIG. 4 is a partially enlarged sectional view.

FIG. 5 is a side view in which a part of a holder holding a video camera is cut away.

FIG. 6 is a side view of a stay pipe.

FIG. 7 is a partially enlarged cross-sectional view thereof.

FIG. 8 is a bottom view of the mounting portion.

FIG. 9 is a perspective view of a fixing portion.

FIG. 10 is a perspective view of a modified example of a fixing member.

FIG. 11 is a side view of a modified example of the fixing portion.

[Explanation of symbols]

 1 Holder Main Body 2 Holder 3, 4 Stay Pipe 11 Visor Plate 30 Fixing Nut 32 Holding Ring 47 Fixing Screw 61a Small Diameter Pipe 61b Large Diameter Pipe 62 Rod-like Body 63 Attachment Part 64 Supporting Part 65 Leaf Spring 68 Arm Screw 73 Sucker 74 Sticker 80 Fixing Material 90 Cushion material B Main body R Roof S Sun visor V Video camera W Wind

Claims (5)

[Claims] 1. An auxiliary fixing device for auxiliary fixing of an object or an object holding means fixed to a part of a fixed body, wherein a distance between the object or the object holding means and the other part of the fixed body is a predetermined length. Having a plurality of expandable and contractible rod-shaped bodies held therein, and a mounting portion for mounting these rod-shaped bodies on the object or the object holding means, each rod-shaped body being mounted on the mounting portion via a universal joint. Auxiliary fixing device characterized in that. 2. The rod-shaped body is composed of a multi-stage pipe which is telescopically fitted, and an elastic member which is interposed in the fitting portion of each pipe and radially urges an adjacent pipe to hold it at a predetermined position. The auxiliary fixing device according to claim 1. 3. The auxiliary fixing device according to claim 1, wherein the attachment portion has an attachment hole, and the attachment portion is attached to the object or the object holding means by a fixing member that passes through the attachment hole. 4. The auxiliary fixing device according to claim 3, wherein the fixing member is a screw member permanently provided in the mounting hole. 5. The auxiliary fixing device according to claim 1, wherein an elastic body is attached to a free end of the rod-shaped body.