JPH10292806A - Push-in clamp - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent the inclination of a push-in clamp itself, and also to prevent the occurrence of the abnormal sound attributable to vibration or the like. SOLUTION: To the fore end part of the supporting part 11a projected from a base part 10, elastic locking pieces 12, 13 are provided, which are elastically locked to the opening peripheral part of the fitting hole 4 of a panel surface 3b on the opposite side of the base part 10. The base part 10 is provided with a dish-shaped elastic pressedly contact part 15 that is provided so as to be opposite to the elastic pieces 12, 13 arid that is pressedly brought into contact with the panel surface 3a on the side of the base part 10. To the base part 10 on the outer side than the elastic pressedly contact part 15, holding parts 16, 17 being in contact with the panel surface 3a on the side of the base part 10 are provided.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a push clamp used for attaching a member to a panel in an automobile, an electric appliance or the like.

[0002]

2. Description of the Related Art FIG. 6 shows an example of a conventional product. The push-in clamp A is described in Design Registration No. 604899, and includes a rod-shaped object B such as a pipe or a pipe.
Is attached to the lower surface of the holding tool D for holding.

In this pushing clamp A, a plate-like supporting portion b is protruded from a base portion a which is a bottom portion of a holder D, and a left and right side of a distal end portion of the supporting portion b is located on the base a side from the distal end portion. Elastic locking pieces c1, c which are elastically locked to the opening edge of the mounting hole P3 of the panel surface P2 on the opposite side of the base a from the base a.
2, a plate-shaped elastic pressure-contact portion d is provided on the base a so as to be in pressure contact with the panel surface P1 on the side of the base a and cover the mounting hole P3 of the panel P over the entire circumference.

In this pushing clamp A, the elastic locking pieces c
Since the panel P is gripped from both sides by the plate-shaped elastic pressure contact portion d and the plate-shaped elastic pressure contact portion d, the bar-shaped object B held by the holder D can be attached to the panel P.

[0005]

However, the dish-shaped elastic pressure-contact portion d must be thin in manufacturing, and therefore has a weak gripping force for gripping the panel and is easily inclined.

Accordingly, the push clamp A itself is inclined in the push clamp A due to the inclination of the elastic pressure contact portion d, and a member such as a rod B attached to the panel P by the push clamp A is inclined. There is a problem.

Further, when vibration or the like is generated in the push-in clamp A, the push-in clamp A jumps in the vertical direction with respect to the panel P due to the weak gripping force, and an abnormal noise is generated. is there.

In view of the above-mentioned problems of the prior art, it is an object of the present invention to provide a push clamp which can prevent the push clamp itself from tilting and also can prevent the generation of abnormal noise due to vibration or the like. .

[0009]

As a means for solving the above-mentioned problems, according to the first aspect of the present invention, a tip of a support portion projecting from a base is inclined so as to spread from the tip to the base. An elastic locking piece elastically locked to an edge of the mounting hole on the panel surface on the side opposite to the base, and provided on the base in opposition to the elastic locking piece and pressed against the panel surface on the base side; In addition, a dish-shaped elastic pressure contact portion is provided, and a holding portion in contact with the panel surface on the base portion side is provided on a base portion outside the elastic pressure contact portion.

According to the first aspect of the present invention, the elastic locking piece elastically locked to the mounting hole opening edge of the panel surface opposite to the base, and the base panel provided opposite the elastic locking piece. The panel is gripped from both sides by a plate-shaped elastic pressure contact portion pressed against the surface, and as a result, the push clamp itself is attached to the panel.

In addition, according to the first aspect of the present invention, since the holding portion which is in contact with the panel surface on the base portion side is provided on the base portion outside the dish-shaped elastic pressure contact portion, the base portion can be prevented from tilting. As a result, the pushing clamp itself can be prevented from tilting.

According to the first aspect of the present invention, the holding portion is provided at the base outside the dish-shaped elastic pressure contact portion so as to be in contact with the panel surface on the base side. Can be prevented from jumping in the vertical direction, and as a result, generation of abnormal noise can also be prevented.

According to the second aspect of the present invention, a structure is added to the first aspect of the present invention in which the holding portion is an elastic piece that is pressed against the panel surface on the base portion side.

According to the second aspect of the present invention, the base can be prevented from tilting by the elastic piece pressed against the panel surface on the base side, so that the push clamp itself can be prevented from tilting.

Further, according to the second aspect of the present invention, the pressing clamp itself can be prevented from jumping in the vertical direction with respect to the panel by the elastic piece pressed against the panel surface on the base portion side. The occurrence can also be prevented.

According to the third aspect of the invention, a structure in which a pair of elastic pieces are symmetrically arranged is added to the second aspect of the invention.

According to the third aspect of the present invention, since the base portion is prevented from tilting by the pair of symmetrically arranged elastic pieces, the pushing clamp itself is prevented from tilting as compared with the second aspect of the invention. Effect becomes higher.

According to the third aspect of the present invention, the pair of elastic pieces arranged symmetrically suppress the push clamp itself from jumping in the vertical direction with respect to the panel. In comparison, the effect of preventing the generation of abnormal noise is enhanced.

According to the fourth aspect of the present invention, a structure is added to the first aspect of the present invention, in which the holding portion is a projection which abuts vertically on the panel surface on the base side.

According to the fourth aspect of the present invention, it is possible to prevent the base from tilting by the protrusion that abuts perpendicularly to the panel surface on the base side. As a result, the push clamp itself can be prevented from tilting. .

According to the fourth aspect of the present invention, the protrusion which comes into contact with the panel surface on the base side perpendicularly can also prevent the push clamp itself from jumping in the vertical direction with respect to the panel. Sound generation can also be prevented.

According to the fourth aspect of the present invention, since the holding portion is a projection, the space required for the holding portion can be reduced as compared with the second and third aspects of the present invention. Therefore, the pushing clamp itself can be reduced in size.

According to the fifth aspect of the present invention, a structure in which a projection is provided at the tip of an arm provided at the base is added to the fourth aspect of the invention.

According to the fifth aspect of the present invention, it is possible to suppress the protrusion from jumping in the direction perpendicular to the panel due to vibration or the like by the elasticity of the arm. The effect of preventing the generation of abnormal noise can be further enhanced as compared with the case of the first embodiment.

According to the sixth aspect of the present invention, a plate-shaped elastic pressure contact portion is provided on the base so as to cover the entire mounting hole of the panel, and the inner peripheral surface of the plate-shaped elastic pressure contact portion has a base portion. A structure in which a seal member that is in pressure contact with the entire periphery of the mounting hole on the side panel surface is mounted is added to the invention according to claims 1 to 5.

According to the sixth aspect of the present invention, the sealing member is pressed against the entire periphery of the mounting hole on the panel surface on the base side,
Intrusion of water and dust from the mounting holes of the panel can be prevented by the seal member.

According to the seventh aspect of the present invention, a structure provided in the protector for protecting the wire harness is added to the first to sixth aspects of the present invention.

Therefore, according to the seventh aspect of the present invention, the protector can be attached to the panel via the pushing clamp.

[0029]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIGS.
An example of an embodiment in which the inventions described in 3, 6, and 7 are implemented together is shown. As shown in FIG. 1, the push-in clamp 1 is provided on each of the left and right sides of a protector 2 for protecting a wire harness via bases 10, and the protector 2 is attached to an automobile panel 3 (see FIG. 4). ).

As shown in FIGS. 2 to 4, the pushing clamp 1 has a supporting portion 11 protruding from a distal end surface 10a of a base portion 10, and is provided on both left and right sides of the distal end portion 11a of the supporting portion 11. Elastic locking pieces 12 and 13 are provided so as to be inclined so as to spread from the distal end 11a toward the base 10. A panel surface 3b opposite to the base 10 is provided outside the lower end of each of the elastic locking pieces 12 and 13. Steps 12a and 13a elastically locked to the opening edge of the mounting hole 4 are formed.

On the distal end surface 10a of the base 10, a dish-shaped elastic pressure contact portion 15 which presses the panel surface 3a on the base 10 side via a seal member 14 covers the mounting hole 4 of the panel 3 over the entire circumference. As described above, the elastic locking pieces 12 and 13 are provided so as to face each other. A seal member 14 that is in pressure contact with is fixed. The base 1 is provided on both left and right sides of the base 10 outside the elastic pressure contact portion 15.
Elastic pieces 16 and 17 are provided on the outer side of the base plate 10 so as to extend and press against the panel surface 3a on the base 10 side.

When using the pushing clamp 1,
When the elastic locking pieces 12, 13 are pushed into the mounting holes 4 of the panel 3, the elastic locking pieces 12, 13 are pressed by the inner peripheral surface of the mounting hole 4 and sunk inward. When the step surfaces of the step portions 12a and 13a reach the panel surface 3b opposite to the base portion 10, the elastic locking pieces 12 and 13 return to the outside due to the repelling force, and the step of the elastic locking pieces 12 and 13 is formed. The portions 12a and 13a are engaged with the edges of the mounting holes 4 on the panel surface 3b opposite to the base 10.

At this time, the plate-like elastic pressure contact portion 15 is
The pressing clamp 1 presses the panel 3 from both sides 3a and 3b with the elastic locking pieces 12 and 13 and the elastic pressure contact portion 15, and presses the panel 3 against the panel surface 3a on the 0 side via the sealing member 14. 3 attached.

When the push-in clamp 1 is mounted on the panel 3, the elastic pieces 16, 17 disposed on the right and left sides of the base 10 are in pressure contact with the panel surface 3a on the base 10 side.

For this reason, in the pushing clamp 1, the plate-like elastic pressure contact portion 15 is inclined with respect to the panel 3 by the elastic piece 1.
6 and 17, so that the pushing clamp 1 itself is prevented from tilting, and the pushing clamp 1 is prevented from tilting.
To the panel 3 is stabilized.

Further, in the push-in clamp 1, the elastic pieces 16 and 17 arranged on the left and right sides of the base 10 are in pressure contact with the panel surface 3a on the base 10 side. On the other hand, jumping in the vertical direction can be suppressed, and generation of abnormal noise can be prevented.

Further, in the push-in clamp 1, with the push-in clamp 1 attached to the panel 3, the sealing member 14 is disposed around the mounting hole 4 in the panel surface 3 a on the base 10 side by the dish-shaped elastic pressure contact portion 15. Because of the pressure contact, intrusion of water or dust from the mounting hole 4 of the panel 3 is prevented by the seal member 14.

FIG. 5 shows an example of an embodiment in which the inventions according to the first, fourth, fifth and sixth aspects of the present invention are combined. The push clamp 100 will be described below. In the following description, the same members as those of the push clamp 1 described above are denoted by the same reference numerals, and the description of the members will be omitted.

In the push-in clamp 100, the elastic pressure contact portions 15 are used instead of the elastic pieces 16 and 17 of the push-in clamp 1.
On the right side of the outer base 10, a protruding portion 120 that vertically contacts the panel surface 3 a on the base 10 side via the arm 110.
The protruding portion 120 is provided to protrude from the distal end 111 of the arm 110 facing the panel surface 3a on the base 10 side.

When using the pushing clamp 100,
By pushing the elastic locking pieces 12, 13 into the mounting holes 4 of the panel 3, the steps 12 a, 1
3a is engaged with the opening edge of the mounting hole 4 of the panel surface 3b on the opposite side to the base 10, and the dish-shaped elastic pressure contact portion 15 is pressed against the panel surface 3a on the base 10 side via the sealing member 14,
The panel 3 is gripped from both sides 3a, 3b by the elastic locking pieces 12, 13 and the elastic pressure contact portion 15, and the pressing clamp 100 is attached to the panel 3.

Then, the pushing clamp 100 is attached to the panel 3
In this state, the protrusion 120 disposed on the right side of the base 10 outside the elastic pressure contact portion 15 is in vertical contact with the panel surface 3a on the base 10 side.

For this reason, in the push-in clamp 100, the protrusion 120 prevents the base 10 from leaning to the right, and as a result, the push-in clamp 100 itself is prevented from leaning to the right.
Stable mounting to

Further, in the push-in clamp 100, since the projection 120 abuts vertically on the panel surface 3a on the base 10 side, it is possible to prevent the push-in clamp 100 itself from jumping in the vertical direction with respect to the panel 3 due to vibration or the like. It is possible to suppress the occurrence of abnormal noise.

Moreover, in the push-in clamp 100, since the projection 120 is attached to the base 10 via the arm 110, the projection 120 is prevented from jumping in the direction perpendicular to the panel 3 due to vibration or the like. And the noise generated by the protrusion 120 due to vibration or the like can also be prevented.

In the pushing clamp 100, the elastic piece 1 extending outside the base 10 of the pushing clamp 1 is used.
Since the projection 120 is provided in place of 6 and 17 so as to vertically contact the panel surface 3a on the base 10 side, it is possible to make the push clamp 1 smaller.

[0046]

According to the first aspect of the present invention, since the holding portion that contacts the panel surface on the base side is provided at the base outside the dish-shaped elastic pressure contact portion, the base can be prevented from tilting.
As a result, the pushing clamp itself can be prevented from tilting.

According to the first aspect of the present invention, the holding portion is provided on the base portion outside the plate-shaped elastic pressure contact portion so as to contact the panel surface on the base portion side. On the other hand, jumping in the vertical direction can be suppressed, and as a result, generation of abnormal noise can also be prevented.

According to the second aspect of the present invention, the base can be prevented from tilting by the elastic piece pressed against the panel surface on the base side, so that the push clamp itself can be prevented from tilting.

Further, according to the second aspect of the present invention, the elastic piece which is pressed against the panel surface on the base side can prevent the push clamp itself from jumping in the direction perpendicular to the panel, thereby generating abnormal noise. Can also be prevented.

According to the third aspect of the present invention, since the base is prevented from tilting by the pair of symmetrically arranged elastic pieces, the pushing clamp itself is prevented from tilting as compared with the second aspect of the present invention. Effect becomes higher.

According to the third aspect of the present invention, the pair of elastic pieces arranged symmetrically suppress the push clamp itself from jumping in the direction perpendicular to the panel. As compared to the case, the effect of preventing generation of abnormal noise is also enhanced.

According to the fourth aspect of the present invention, since the base can be prevented from being tilted by the protrusion that comes into contact with the panel surface on the base side at right angles, the push clamp itself can be prevented from being tilted.

Further, according to the fourth aspect of the present invention, the push clamp itself can be prevented from jumping in the vertical direction with respect to the panel by the protruding portion abutting perpendicularly to the panel surface on the base side. Can be prevented from occurring.

Further, according to the fourth aspect of the present invention, since the holding portion is a projection, the holding portion is an elastic piece.
Compared with the two inventions described above, the space required for the holding portion can be reduced, and the pushing clamp itself can be reduced in size.

According to the fifth aspect of the present invention, the projections can be prevented from jumping in the direction perpendicular to the panel due to vibration or the like by the elasticity of the arm. The effect of preventing generation of abnormal noise can be further enhanced.

According to the sixth aspect of the present invention, since the seal member is pressed against the entire periphery of the mounting hole on the panel surface on the base side, it is possible to prevent water and dust from entering from the mounting hole of the panel.

According to the seventh aspect of the present invention, since the protector for protecting the wire harness is provided on the protector, the protector can be attached to the panel via the pushing clamp.

[Brief description of the drawings]

FIG. 1 is a plan view showing an example of an embodiment in which the inventions of claims 1, 2, 3, 6, and 7 are implemented together.

FIG. 2 is an enlarged view of a part X shown in FIG.

FIG. 3 is a bottom view of the one shown in FIG. 2;

FIG. 4 is a cross-sectional view showing a state where the one shown in FIG. 2 is mounted in a mounting hole of a panel.

FIG. 5 is a cross-sectional view showing an example of an embodiment in which the inventions of claims 1, 4, 5, and 6 are implemented together.

FIG. 6 is an explanatory sectional view showing an example of a conventional product.

[Explanation of symbols]

 Reference Signs List 1,100 Push clamp 2 Protector 3 Panel 3a Base panel surface 3b Panel surface opposite to base 4 Mounting hole 10 Base 11 Support 11a Tip of support 12,13 Elastic locking piece 14 Seal member 15 Elastic press contact Part 15a Inner peripheral surface of elastic pressure contact part 16, 17 Elastic piece (holding part) 110 Arm 111 End of arm 120 Projection part (holding part)

Claims (7)

[Claims] 1. A front end portion of a support portion projecting from a base portion is inclined so as to spread from the front end portion to the base side, and is elastically engaged with an edge of a mounting hole opening on a panel surface opposite to the base portion. An elastic locking piece is provided, and a dish-shaped elastic pressure-contacting section is provided on the base portion, which is provided to face the elastic locking piece and presses against the panel surface on the base side, and on a base outside the elastic pressure-contacting section, A push-in clamp, wherein a holding portion is provided in contact with the panel surface on the base side. 2. The push-in clamp according to claim 1, wherein the holding portion is an elastic piece pressed against the panel surface on the base side. 3. The push-in clamp according to claim 2, wherein the pair of elastic pieces are symmetrically arranged. 4. The push-in clamp according to claim 1, wherein the holding portion is a projection that abuts perpendicularly on the panel surface on the base side. 5. The push-in clamp according to claim 4, wherein a protrusion is provided at a tip of an arm provided at the base. 6. A dish-shaped elastic pressure contact portion is provided on the base so as to cover the entire mounting hole of the panel, and an inner peripheral surface of the dish-shaped elastic pressure contact portion is provided with a base-side panel surface. The push-in clamp according to any one of claims 1 to 5, wherein a seal member is provided for pressing around the entire circumference of the mounting hole. 7. The push-in clamp according to claim 1, which is provided on a protector for protecting the wire harness.