JPH0617219U - Distributor cover - Google Patents

Abstract

(57) [Abstract] [Purpose] The present invention relates to a distributor attached to a distributor arranged in an engine room of an automobile, and can be easily attached and detached. According to the present invention, at least one terminal portion 22 of a plurality of terminal portions 22 to 26 for connecting high tension cords 30 and 31 connected to an ignition coil or a spark plug is provided inside a distributor cover 10. To 26 and are provided at positions corresponding to
Is fitted into the outer circumference of the terminal 26 from above and the terminal portion 22
26 is provided with clamp parts 40 to 60 held on the outer circumference.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a distributor cover for protecting a distributor of an internal combustion engine, which is attached to, for example, a distributor arranged in an engine room of an automobile, and has its electric cord connected to heat, dust, water, damage or damage. Used to protect from etc.

[0002]

[Prior art]

 Conventionally, this type of distributor cover is integrally formed of rubber, synthetic resin, etc. in a substantially cup shape, and a plurality of elastically deformable inward locking claws are provided around the opening of the cup. Was known (for example, Japanese Utility Model Publication No. 59-30500). The above-mentioned conventional distributor cover is attached by covering it from above the electrical component and pushing it in.At that time, the locking claw bends outward along the outer shape of the electrical component and is provided on the outer periphery of the electrical component. It is removably fixed by engaging with the stepped portion or the protruding portion.

[0003]

[Problems to be solved by the device]

 However, in the above-mentioned distributor cover, when the cover is detached from the electrical components, it is necessary to bend the plurality of locking claws outward simultaneously to release the engagement, so that the working space is particularly narrow and In the case of a distributor placed in the engine room of a complicated automobile, there was a problem that the removal work was extremely difficult.

Therefore, the distributor cover according to claim 1 and claim 2 has been made in view of the problems of the above-mentioned prior art, and the purpose thereof is to attach and detach to and from the distributor. The aim is to provide a distributor cover that is relatively easy. In addition to this, the distributor cover according to the second aspect of the present invention is such that the clamp part can be attached to the terminal part of the distributor with one-touch, and the distributor cover that can be easily attached and detached is provided. .

[0005]

[Means for Solving the Problems]

 The present invention is intended to achieve the above-mentioned object, and the contents thereof will be described below with reference to the embodiments shown in the drawings. The distributor cover according to claim 1 has therein a plurality of terminal portions (22 to 26) for connecting high tension cords (30, 31) connected to an ignition coil or a spark plug (not shown). A clamp portion (40 to 60) which is provided at a position corresponding to at least one of the terminal portions, is fitted into the outer periphery of the terminal portion from above, and is held on the outer periphery of the terminal portion. To do.

According to a second aspect of the distributor cover, the clamp portion (40 to 60) has a substantially C-shaped cross section with an open lower surface, and the inner diameter is smaller than the outer diameter of the terminal portion (22 to 26). And elastically deformable.

[0007]

[Action]

 Therefore, according to the distributor cover of claim 1, by covering the distributor from above, the clamp portion (40 to 60) is fitted into the terminal portion (22 to 26) of the distributor, and the terminal portion (22 to 26) of the distributor is covered. By being held on the outer periphery, the cover is attached to the distributor via the clamp part.

On the other hand, when the cover is detached, the clamp portion is pulled out upward from the terminal portion of the distributor and the cover is detached from the distributor simply by grasping the outside and pulling it upward. According to the second aspect of the present invention, when the distributor is covered with the cover from above, the open lower surface of the clamp portion (40 to 60) engages with the terminal portion (22 to 26) of the distributor.

Here, when the cover is pressed downward, the open lower surface of the clamp part is pressed against the outer periphery of the terminal part, the clamp part is elastically deformed, and the inner diameter thereof is expanded. Therefore, the terminal portion fits into the inside through the open lower surface of the clamp portion. Then, when the terminal portion fits inside the clamp portion, the clamp portion elastically restores, and the outer peripheral surface of the terminal portion is held by the inner peripheral surface thereof, so that the cover is attached via the clamp portion. Install on distributor.

On the other hand, when removing the cover, the inner diameter of the clamp portion is elastically deformed by being pushed by the outer peripheral surface of the terminal portion of the distributor simply by grasping the outer side and pulling it upward. Then, the terminal portion is pulled out downward from the open lower surface of the clamp portion, and the cover is detached from the distributor.

[0011]

【Example】

 1 to 6 show an embodiment of the present invention. FIG. 1 is a schematic perspective view showing a distributor and its distributor cover, FIG. 2 is a plan view of a distributor cover, and FIG. 3 is a distributor cover. 4 is a bottom view of the distributor cover, FIG. 5 is a sectional view taken along line VV of FIG. 4, and FIG. 6 is a sectional view taken along line VI-VI of FIG.

In FIG. 1, reference numeral 10 denotes a distributor cover mounted on a distributor 20 of an automobile engine (not shown). As shown in FIG. 1, the distributor cover 10 is formed into a cap 21 of the distributor 20 and is opened downward so as to cover the entire cap 21 and has a substantially cup-like shape that fits the outer contour of the cap 21. And has appropriate elasticity and rigidity, for example, P. P. It is integrally molded with a thermoplastic resin such as.

The cap 21 is normally integrally formed of synthetic rubber or the like. In this embodiment, as shown in FIG. 1, the first terminal portion 22 on the ignition coil side and the four first terminals on the engine side are formed. The terminal portions 23 to 26 of 2 to 5 are provided so as to project in the lateral direction in opposite directions. The first terminal portion 22 is arranged substantially in the center of the cap 21, while the second to fifth terminal portions 23 to 26 are arranged on the left and right side portions of the cap 21, two by two, respectively. There is.

As shown in FIG. 1, each of the terminal portions 22 to 26 has a cylindrical shape having substantially the same diameter, and each of the terminal portions 22 to 26 is connected to an ignition coil and each spark plug of the engine. The connection terminals 32 and 33 of the high tension cords 30 and 31 to be connected are respectively connected. As shown in FIGS. 1 to 4, the distributor cover 10 is composed of a semi-cylindrical portion that covers the first terminal portion 22 and a box-shaped portion that covers the second to fifth terminal portions 23 to 26. The semi-cylindrical portion is provided with a slit 11 extending in the vertical direction at the center of the side surface thereof with a width sufficient to allow the high tension cord 30 to pass through. On the other hand, the side surface of the box-shaped portion opposite to the semi-cylindrical portion is fully opened so that the four high tension cords 31 ... Can be sufficiently drawn out.

As shown in FIGS. 1 and 3 to 5, inside the distributor cover 10, three first to third members are vertically provided from an inner wall surface 12 thereof and have a C-shaped cross section with an open lower surface. The clamp parts 40 to 60 are integrally formed. The first clamp portion 40, as shown in FIGS. 1 and 3 to 5, corresponds to the first terminal portion 22 of the cap 21 on which the distributor cover 10 is fitted, and is formed in the semi-cylindrical portion. It is located in the central position. As shown in FIGS. 1, 4 and 5, the second and third clamp portions 50 and 60 are made to correspond to the upper two second and third terminal portions 23 and 24 of the cap 21, and the box It is arranged on each of the left and right sides in the shape part.

As shown in FIGS. 1 and 3 to 5, the first clamp portion 40 faces each other and has a substantially C-shaped cross section, and its inner diameter is equal to the outer diameter of the first terminal portion 22 of the cap 21. Correspondingly, in the present embodiment, it is formed within a space between the pair of left and right holding pieces 41, 41 having a relatively thin wall thickness and the tips of both holding pieces 41, and is slightly narrower than the outer diameter of the first terminal portion 22. It has an open lower surface 42 facing downward, and a pair of left and right guide portions 43, 43 extending downward from the respective tips of the two holding pieces 41 and opening in a V shape.

As shown in FIGS. 1, 4, and 5, the second and third clamp portions 50 and 60 similarly face each other and have substantially C-shaped cross sections, and the second and third clamp portions 50 and 60 have corresponding inner diameters. In the present embodiment, a pair of left and right holding pieces 51, 61 of a relatively thin thickness, which correspond to the outer diameters of the three terminal portions 23, 24, respectively, are provided within the distance between the tips of the holding pieces 51, 61. The open lower surfaces 52 and 62 formed downward, which are slightly narrower than the outer diameters of the second and third terminal portions 23 and 24, and extend downward from both ends of the holding pieces 51 and 61, respectively, and have a V-shape It is provided with a pair of left and right guide portions 53 and 63 that are open to the outside. Then, one holding piece 51, 61 of each holding piece 51, 61 close to the inner wall 13 of the distributor cover 10 extends further downward than the other holding piece 51, 61, and the inner wall 13 Are integrally connected to.

Next, when the distributor cover 10 is attached to the distributor 20, the high tension cord 30 connected to the first terminal portion 22 passes through the slit 11 as shown by the arrow in FIG. The distributor cover 10 is covered from above the cap 21 so that the four high tension cords 31 connected to the second to fifth terminal portions 23 to 26 pass through the open side surface opposite to the slit 11.

Then, the respective guide portions 43, 53, 63 are aligned with the corresponding terminal portions 22 to 24, and are pressed from above with the outer periphery of the terminal portions being in contact with the inside of the guide piece. Since the holding pieces 41, 51, 61 of the clamp portions 40 to 60 are formed thin as described above, they are easily elastically deformed by a comparatively small pressing force, and the open lower surfaces 42, 52, 62 are Are spread outwardly on the outer circumference of the terminal portions 22 to 24.

The terminal portions 22 to 24 are guided by the guide portions 43, 53, and 63 to pass through the open lower surfaces 42, 52, 62 thus expanded, and the terminal portions 22 to 24 are respectively inserted into the holding pieces 41, 51, 61. Fitted and held. When removing the distributor cover 10 mounted in this way from the distributor 20, it is only necessary to grasp the distributor cover 10 from the outside and pull it upward.

In this case as well, the holding pieces 41, 51, 61 are easily elastically deformed by a relatively small pulling force, and the open lower surfaces 42, 52, 62 are expanded, so that the respective terminal portions 22 to 24 are closed. You can pull it out. Therefore, the work of removing the distributor cover 10 can be performed extremely easily with one hand, and the complicated and troublesome work of simultaneously opening a plurality of locking claws unlike the prior art is not required.

It should be noted that the clamp parts 40, 50, 60 hold the terminal parts 22 to 24 by changing the widths, wall thicknesses, etc. of the open lower surfaces 42, 52, 62 of the clamp parts 40, 50, 60. The force can be adjusted easily. Further, the clamp portions 40, 50, 60 are not limited to the C-shaped cross section, but can be various other shapes, and the number and arrangement of the clamp portions 40, 50, 60 can be different from those of the distributor 20 to which the distributor cover 10 is attached or the cap 21. It can be changed appropriately depending on the shape and the like.

[0023]

[Effect of device]

 Since the present invention is configured as described above, it has the following effects. According to the distributor cover of the first aspect, it is possible to provide a distributor cover that can be attached to and removed from the distributor with relative ease.

According to the distributor cover of the second aspect, the clamp part can be attached to the terminal part of the distributor with one touch, and the distributor cover that can be easily attached and detached can be provided. it can .

[Brief description of drawings]

FIG. 1 is a schematic perspective view showing a distributor and a distributor cover.

FIG. 2 is a plan view of a distributor cover.

FIG. 3 is a front view of a distributor cover.

FIG. 4 is a bottom view of the distributor cover.

5 is a cross-sectional view taken along the line VV of FIG.

6 is a sectional view taken along line VI-VI of FIG.

[Explanation of symbols]

 10 Distributor cover 20 Distributor 22 to 26 Terminal section 30,31 High tension cord 40 to 60 Clamp section

Claims (2)

[Scope of utility model registration request] 1. A distributor cover, which is detachably attached to a distributor of an internal combustion engine from above and covers the distributor from above, wherein a high tension cord connected to an ignition coil or a spark plug is connected to the inside of the distributor cover. A plurality of terminal portions for holding a clamp portion that is provided at a position corresponding to at least one terminal portion, is fitted into the outer periphery of the terminal portion from above, and is held on the outer periphery of the terminal portion. And a distributor cover. 2. The clamp part has a substantially C-shaped cross section with an open lower surface, and the inner diameter is smaller than the outer diameter of the terminal part.
A distributor cover characterized by being elastically deformable.