JP4551754B2 - Brake operation device - Google Patents

Description

  The present invention relates to a brake operation device in which an operation portion of a lever main body projects forward from a box-shaped lever cover and a brake is operated by the vertical movement of the operation portion.

  The automobile vehicle is provided with a foot brake mainly used during traveling and a hand brake mainly used during parking. The hand brake is generally operated by a brake operation device installed at the center in the vehicle width direction on the floor panel of the vehicle body. This brake operation device has a lever body that extends substantially forward and backward. A wire connected to the brake device is fixed to the lever body, and the brake is operated by moving the operation part formed on the front end side of the lever body up and down. Is done. Thereby, the driver can perform the brake operation using the hand on the center side in the vehicle width direction.

  In this type of brake operation device, the rear side of the lever main body is rotatably supported by a lever bracket fixed to the floor panel. Further, the rear side of the lever main body and the lever bracket are covered with a box-shaped lever cover whose bottom surface is opened. The lever cover is fixed to the floor panel via a cover bracket, and the lower surface is closed by the floor panel. A concave portion such as a cup holder or an accessory case is formed on the upper surface of the lever cover.

As this type of brake operating device, a protrusion that protrudes downward from the center of the left and right sides of the upper surface of the lever cover is provided. What is provided is known (for example, refer to Patent Document 1). Here, the lever bracket is connected to the vehicle body fixing portion along the floor panel, the shaft support plate portion supporting the rear end side of the lever main body and facing the plate surface to the left and right, the vehicle body fixing portion, and the shaft support plate portion. It has a connecting plate part or the like with its surface facing. In the brake operation device described in Patent Document 1, an engagement plate portion is formed to protrude from the connection plate portion.
Japanese Patent Laid-Open No. 7-300028

However, in the brake operating device, since the engaging plate portion of the lever bracket is arranged at the left and right center in the lever cover, when the lever main body is arranged at the left and right center of the lever cover, the lever bracket is connected to the brake device. There is a problem that the shape and arrangement location of the lever bracket are limited and the degree of freedom in design is reduced.
In addition, since the engaging plate portion is formed to protrude from the connecting plate portion, the processing of the lever bracket is troublesome, and since the engaging plate portion is formed to be offset from the vehicle body fixing portion in the left-right direction, the load from the lever cover This is disadvantageous in terms of rigidity, strength, durability and the like. Further, since the receiving portion is formed on the upper surface of the lever cover, there is a problem that the load concentrates on the forming portion of the receiving portion and the upper surface of the lever cover is deformed.

  The present invention has been made in view of the above circumstances, and an object thereof is to prevent the lever bracket from interfering with the connecting device of the brake device while ensuring the relative positional accuracy of the lever cover and the lever body. Brake operation that can secure the space in the center of the lever cover, improve the rigidity, strength, durability, etc. of the lever bracket, and also improve the rigidity of the lever cover and suppress the deformation of the lever cover To provide an apparatus.

  In order to achieve the above object, according to the first aspect of the present invention, a lever body that extends substantially in the front-rear direction and has an operating portion that is gripped by an occupant on the front end side, and a rear end side of the lever main body are rotatable And a box-shaped lever cover having a lower surface that covers the rear side of the lever body and the lever bracket, and is positioned outside the lever cover. In the brake operating device in which the brake is operated by the vertical movement of the operating portion, the lever bracket is formed on the upper side, and the upper side extends leftward or rightward from the rear end side of the lever body and is substantially upward from the vehicle body fixing portion. A connecting plate portion extending to the front and back and having a plate surface facing forward and backward, and a protruding plate portion formed continuously with the upper surface and one side surface of the lever cover and substantially perpendicular to the upper surface and one side surface, The connecting plate portion, characterized in that the formation of the receiving portion for receiving an object to be receiving portion provided at a lower end side of the projecting plate portion.

According to the first aspect of the present invention, the connecting plate portion of the lever bracket that connects the lever main body and the vehicle body extends to the left or right from the rear end side of the lever main body, so that the connecting plate portion extends from the rear end of the lever main body. There is no interference with connecting parts of the brake device such as a wire extending in the rearward direction and a stopper.
The receiving portion of the protruding plate portion formed on the lever cover is received by the receiving portion formed on the connecting plate portion, and the lever cover is positioned with respect to the lever bracket. Accordingly, the lever cover can be attached to the lever body with high accuracy, the relative positional accuracy between the lever cover and the lever body exposed in the vehicle compartment is ensured, and the appearance in the vehicle compartment is not impaired.
In addition, since the connecting plate portion is located almost directly above the vehicle body fixing portion, it is possible to receive a downward load applied from the lever cover side in the compression direction of the connecting plate portion, such as rigidity, strength, durability, etc. Is advantageous. That is, there is no possibility that the cover bracket is deformed or cracked unlike the conventional one that receives the load from the lever cover side in the shear direction.
Further, since the protruding plate portion of the lever cover is related to the connecting plate portion, the protruding plate portion is restrained on the lever bracket side, and stress concentrates on the portion where the protruding plate portion of the lever cover is formed. Here, since the protruding plate portion is formed substantially continuously with the upper surface and one side surface of the lever cover, the rigidity and strength of the corner portion of the upper surface and one side surface of the box-shaped lever cover are dramatically improved. . Thereby, a deformation | transformation of the formation part of a protrusion board part can be suppressed, and an external appearance is not impaired by a deformation | transformation of a lever cover.
Furthermore, since the protruding plate portion of the lever cover is continuous with the right side surface, the protruding plate portion is formed on the right side, and a space can be secured at the center inside the lever cover. As a result, there is no interference with the lever body and the connecting device with the brake device arranged at the center of the left and right, and this space is used to form an accessory box and a concave part such as a cup holder in the center of the lever cover. It is also possible to do.

  According to a second aspect of the present invention, in the brake operation device according to the first aspect, the receiving portion includes a notch formed at an upper end of the connection plate portion.

  According to the second aspect of the invention, in addition to the action of the first aspect, the protruding plate portion can be locked to the lever bracket by cutting out the upper end of the connecting plate portion, and the lever bracket can be complicatedly processed. There is no need to apply, and the manufacturing cost does not increase. Also, by engaging the lever cover with the lever bracket from above, the receiving part of the protruding plate part can be received in the notch of the connecting plate part, so it is easy and easy to mount the lever cover and reduce the burden on the operator can do.

  According to a third aspect of the present invention, in the brake operation device according to the second aspect, the received portion includes a locking plate portion that is received by the notch and has a plate surface facing left and right.

  According to the third aspect of the present invention, in addition to the operation of the second aspect, the locking plate portion with the plate surface facing left and right is received in the notch, so that the lever cover is laterally and vertically with respect to the lever bracket Is positioned. Here, the operating part of the lever body that moves up and down protrudes forward from the lever cover, and the relative position of the lever body and the lever cover in the left-right direction has a greater influence on the appearance than in other directions. Therefore, by positioning the lever main body and the lever cover in the left-right direction, the appearance in the vehicle compartment can be effectively improved.

  According to a fourth aspect of the present invention, in the brake operation device according to the third aspect, the upper end of the notch is formed so as to become smaller in the width direction downward.

  According to the fourth aspect of the invention, in addition to the action of the third aspect, the upper end of the notch is formed larger in the width direction than the lower side. Even in the state of being displaced, the locking plate portion of the protruding plate portion can be received in the notch. Then, the lever cover is automatically guided to the normal left-right position by moving the locking plate portion downward from the upper end of the notch using the weight of the lever cover. Thereby, an operator's burden can further be reduced.

  According to a fifth aspect of the present invention, in the brake operating device according to the third or fourth aspect, the lower end of the notch and the lower end of the locking plate portion are formed in a substantially semicircular shape when viewed from the front. Features.

  According to the fifth aspect of the present invention, in addition to the action of the third or fourth aspect, the lower end of the notch and the lower end of the locking plate are substantially semicircular, and therefore, when the lever cover is assembled to the lever bracket, The stop plate portion is smoothly guided into the notch, the positions of the locking plate portion and the notch are uniquely determined, and the lever cover does not rattle with respect to the lever bracket.

  According to a sixth aspect of the present invention, in the brake operation device according to any one of the first to fifth aspects, the receiving portion includes a hole formed in an upper portion of the connection plate portion. .

  According to the sixth aspect of the invention, in addition to the effects of the first to fifth aspects, the protruding plate portion can be locked to the lever bracket by forming a hole in the connecting plate portion, and the receiving portion is complicated. There is no need for processing, and the manufacturing cost does not increase.

  According to a seventh aspect of the present invention, in the brake operation device according to any one of the first to sixth aspects, the lever cover is fixed to the vehicle body via a cover bracket, and the protruding plate portion An engaging portion that engages with the engaged portion of the cover bracket is formed.

  According to the seventh aspect of the present invention, in addition to the operation of any one of the first to sixth aspects, the protruding plate portion of the lever cover is formed by the engaged portion of the cover bracket and the received portion of the lever bracket. Can be shared. Further, since the protruding plate portion is also positioned on the vehicle body side by the cover bracket, the lever cover can be attached to the vehicle body with a predetermined accuracy.

  According to an eighth aspect of the present invention, in the brake operation device according to the seventh aspect, in the state where the received portion is received by the receiving portion, the protruding plate portion is laterally moved with respect to the connection plate portion. And the movement in the front-rear direction is allowed. With the engaged part engaged with the engaging part, the protruding plate part moves in the front-rear direction with respect to the cover bracket. It is restricted and can move in the left-right direction.

According to the eighth aspect of the invention, in addition to the action of the seventh aspect, the movement of the protruding plate portion is restricted relative to the lever bracket in the left-right direction, and the movement is allowed relative to the cover bracket. Thereby, the lever cover is positioned with respect to the lever body in the left-right direction.
Further, the movement of the protruding plate portion with respect to the cover bracket in the front-rear direction is restricted, and the movement with respect to the lever bracket is allowed. Thereby, the lever cover is positioned with respect to the vehicle body in the front-rear direction.
Here, the operating part of the lever body that moves up and down protrudes forward from the lever cover, and the relative position of the lever body and the lever cover in the left-right direction has a greater influence on the appearance than in other directions. Accordingly, by positioning the lever body and the lever cover in the left-right direction while positioning the lever cover with respect to the vehicle body in the front-rear direction, the appearance in the vehicle compartment can be effectively improved.

  As described above, according to the brake operating device of the present invention, the lever bracket does not interfere with the connecting device of the brake device, as well as the relative positional accuracy of the lever cover and the lever body is ensured. A space can be secured in the center of the interior. Furthermore, the rigidity, strength, durability and the like of the lever bracket can be improved, and the rigidity of the lever cover can be improved to suppress the deformation of the lever cover.

  1 to 4 show an embodiment of the present invention, FIG. 1 is an external perspective view of a brake operating device, FIG. 2 is an external perspective view of a lever body and a lever bracket, and FIG. 3 is an external perspective view of a rear portion of a cover. FIG. 4 is a rear view of the lever main body and the lever bracket.

  As shown in FIG. 1, the brake operating device 1 is used for a side brake of a four-wheeled vehicle and is installed on a floor panel of a vehicle body. The brake operating device 1 includes a lever body 2 that is operated by an occupant, a lever bracket 3 that rotatably supports a rear end side of the lever body 2 and is fixed to a floor panel, a rear side of the lever body 2, and a lever bracket. 3, and a lever cover 4 covering 3. In the present embodiment, the lever cover 4 is divided into a cover front part 5 and a cover rear part 6.

  The lever body 2 is formed with a rod-like operation portion 7 that extends substantially front and rear and is gripped by the occupant on the front end side. As shown in FIG. 1, the operation unit 7 is located outside the lever cover 4, and the side brake is operated by the vertical movement of the operation unit 7. As shown in FIG. 2, rear end plate portions 8 with the plate surfaces facing left and right are formed in parallel at a predetermined interval on the rear end side of the lever body 2, and the lever bracket 3 is attached to each rear end plate portion 8. A shaft support plate portion 9 is sandwiched. A caulking pin 10 is inserted into each rear end plate portion 8 and the shaft support plate portion 9, and the lever body 2 rotates around the caulking pin 10.

  Further, as shown in FIG. 2, the front end of the rod-like metal fitting 11 extending rearward is sandwiched below the caulking pin 10 in each rear end plate portion 8. A caulking pin (not shown) is inserted through the rear end plate portion 8 and the front end of the bar-shaped metal piece 11, and the bar-shaped metal object 11 rotates around the caulking pin. An equalizer 12 is installed on the rear end side of the bar-shaped metal fitting 11, and the ends of two cables (not shown) connected to the left and right rear disc brakes are fixed to the equalizer 12 so as to be symmetrical. . Thereby, when the operation part 7 moves upward and the lever main body 2 rotates, the rod-shaped metal fitting 11 moves forward, and each cable is pulled.

  As shown in FIG. 1, a release button 13 protrudes from the front end of the operation unit 7. The release button 13 is formed at the front end of the link extending in the axial direction inside the operation unit 7. This link is connected to the upper end of a rotation restricting member whose upper side is pivotally supported by each rear end plate portion 8. At the lower end of this rotation restricting member, there is formed an engaging portion that is detachable from an arcuate tooth-like portion installed at the upper part of the front end of the shaft support plate portion 9 of the lever bracket 3. A plurality of teeth are continuously formed in the rotation direction of the lever main body 2 on the tooth-shaped portion, and the engaging portion selectively engages with each tooth. When the toothed portion and the engaging portion are engaged, the downward movement of the operation portion 7 is restricted, and the brake cannot be released unless the release button 13 is pressed to release the engagement. The structure around the release button 13 is the same as the conventional structure.

  The operation part 7 of the lever main body 2 is made of a resin that covers the metal member inserted through the link. In the present embodiment, a flexible resin cover 14 is connected to the rear end of the operation portion 7 in the lever body 2 so as to be substantially flush. The operation portion 7 and the resin cover 14 are the same color, and a protrusion 15 is formed at the rear end of the operation portion 7 in the circumferential direction so as to be related to the front end of the resin cover 14. In the present embodiment, a gate portion at the time of resin molding is arranged on the protruding portion 15 so that the gate mark 16 appears on the protruding portion 15 (see FIG. 4). Thereby, the appearance is improved without the gate mark 16 being exposed outside the room.

  As shown in FIG. 2, the lever bracket 3 is fixed to the floor panel by a front vehicle body fixing portion 17 and a rear vehicle body fixing portion 18 formed at the lower portion. The lever bracket 3 extends in the front-rear direction and has the above-described shaft support plate portion 9 with the plate surface facing left and right, and the front connection plate portion 19 that extends downward from the front end of the shaft support plate portion 9 and faces the plate surface to the left and right. And a rear connection plate portion 20 extending rightward from the rear end of the shaft support plate portion 9 and facing the front and rear surfaces. The front vehicle body fixing portion 17 is formed by bending the lower end of the front connection plate portion 19 leftward, and the rear vehicle body fixing portion 18 is formed by bending the lower end of the rear connection plate portion 20 backward. That is, the lever bracket 3 is formed by bending a single plate member. The front connection plate portion 19 extends substantially upward from the front vehicle body fixing portion 17, and the rear connection plate portion 20 extends substantially upward from the rear vehicle body fixing portion 18, and the upper side extends rightward from the rear end side of the lever body 2. It extends.

  As shown in FIG. 4, the rear connection plate portion 20 has a substantially square shape, and the upper end is formed substantially horizontally. A cutout 21 extending downward is formed on the right side of the upper end of the rear connection plate portion 20. The notch 21 has a first section 21a at the upper end, a second section 21b at the center in the vertical direction, and a third section 21c at the lower end. The first section 21a is formed so as to decrease in the width direction, that is, the left-right direction downward, the second section 21b is formed with a uniform width direction dimension, and the third section 21c is substantially semicircular when viewed from the front. It is formed.

  The notch 21 receives the lower end side of the protruding plate portion 22 formed in the lever cover 4. The lever cover 4 made of resin is formed in a box shape having an open lower surface, and an insertion hole 23 is formed on the upper surface thereof through the lever body 2 and extending in the front-rear direction. The protruding plate portion 22 is continuous with the upper surface and the right side surface of the lever cover 4 and is formed substantially perpendicular to the upper surface and the right side surface. Thereby, the right corner of the lever cover 4 is closed. An engaging portion 25 is formed at the lower end of the protruding plate portion 22 to engage with the right engaged portion 24a formed at the upper end of the rear cover bracket 24 fixed to the floor panel. Thus, the lever cover 4 is fixed to the floor panel via the rear cover bracket 24. In the present embodiment, the lever cover 4 is divided into a cover front part 5 and a cover rear part 6, and the rear cover bracket 24 is engaged with the cover rear part 6.

  The rear cover bracket 24 has a pair of left and right vehicle body fixing portions 24b formed at the lower end and a pair of left and right engaged portions 24a formed at the upper end. Here, the protruding plate part 26 is also formed at the left corner of the lever cover 4, and the engaging part 27 that engages the left engaged part 24 a is formed at the lower end.

  In the present embodiment, as shown in FIG. 1, the engaged portion 24 a is a hole formed in a flat surface formed at the upper end of the rear cover bracket 24. This hole has a quadrangular shape extending substantially in the left-right direction. Further, the engaging portions 25 and 27 are formed at the lower ends of the protruding plate portions 22 and 26, respectively, and are formed along the engaging plate portion and are engaged with the engaging plate portions. An auxiliary metal fitting. With each auxiliary metal fitting inserted into the engaged portion 24 a and the engaged portion 24 a engaged with the engaged portion 25, the protruding plate portions 22, 26 are in the vertical direction and front-rear direction with respect to the cover bracket 24. The direction is constrained, and movement in the left-right direction is allowed by a predetermined amount.

  In addition, a locking plate portion 28 as a receiving portion that is locked to the notch 21 is formed on the lower left side on the right and left sides of the right protruding plate portion 22. The locking plate portion 28 is formed with the plate surfaces facing left and right, and the lower end side of the locking plate portion 28 is formed in a substantially semicircular shape in a front view like the notch 21. That is, in a state where the locking plate portion 28 is received in the notch 21, the protruding plate portion 22 is restricted from moving in the left-right direction with respect to the rear connection plate portion 20 and allowed to move in the front-rear direction. It is like that. In the present embodiment, the locking plate portion 28 is formed by arranging relatively thin plates on the left and right sides and connecting each plate at the lower end, and the left and right center side is hollow. Further, the protruding plate portion 22 has a flange plate portion 29 extending from the front end and the rear end of the locking plate portion 28 to the left and right outer sides.

  Further, the cover front portion 5 of the lever cover 4 is engaged with the front cover bracket 30. The front cover bracket 30 has a pair of left and right vehicle body fixing portions 30b at the lower end and a pair of left and right engaged portions 30a at the upper end. In the present embodiment, the engaged portion 30 a is a hole formed in a flat surface formed at the upper end of the front cover bracket 30. This hole has a rectangular shape extending substantially in the front-rear direction.

  Here, a concave accessory case 33 protruding downward is formed on the upper surface of the cover front portion 5. A plurality of reinforcing plate portions 31 are formed in the front portion of the cover 5 so as to be continuous with the upper surface and the side surfaces and the side portions of the accessory case 33 and face the front and rear. Further, the cover front portion 5 is provided with a pair of left and right engaging plate portions 32 that extend from the lower ends of the two reinforcing plate portions 31 adjacent to each other in the front and rear direction and protrude downward with the plate surfaces facing left and right. Each of the engagement plate portions 32 is inserted into the engaged portion 30a and the engaged plate portion 32 is engaged with the engaged plate portion 32, so that the cover front portion 5 is moved in the vertical direction with respect to the front cover bracket 30. It is restrained in the left-right direction, and is allowed to move by a predetermined amount in the front-rear direction.

  In the brake operating device 1 configured as described above, the rear connecting plate portion 20 that connects the lever main body 2 and the floor panel extends rightward from the rear end side of the lever main body 2, so that FIG. As shown, the rear connection plate portion 20 does not interfere with connecting members of the brake device such as the rod-shaped metal fitting 11, the equalizer 12, and the wires extending rearward from the rear end of the lever body 2.

  The locking plate portion 28 of the protruding plate portion 22 formed in the lever cover 4 is received in the notch 21 formed in the rear connection plate portion 20, and the lever cover 4 is positioned with respect to the lever bracket 3. Thereby, the lever cover 4 can be attached to the lever main body 2 with high accuracy, the relative positional accuracy of the lever cover 4 and the lever main body 2 exposed in the vehicle interior is ensured, and the appearance in the vehicle interior is impaired. There is no.

  Further, since the rear connection plate portion 20 is positioned almost directly above the rear vehicle body fixing portion 18, it is possible to receive a downward load applied from the lever cover 4 side in the compression direction of the rear connection plate portion 20. It is advantageous in terms of rigidity, strength, durability and the like. That is, unlike the conventional one that receives the load from the lever cover 4 side in the shear direction, there is no possibility that the cover brackets 24 and 30 are deformed or cracked.

  Further, since the protruding plate portion 22 of the lever cover 4 is related to the rear connection plate portion 20, the protruding plate portion 22 is restrained to the lever bracket 3 side, and stress concentrates on the portion where the protruding plate portion 22 of the lever cover 4 is formed. . Here, since the protruding plate portion 22 is formed substantially continuously with the upper surface and the right side surface of the lever cover 4, the rigidity and strength of the corner portions of the upper surface and the right side surface of the box-shaped lever cover 4 are dramatically improved. is doing. Thereby, a deformation | transformation of the formation site | part of the protrusion board part 22 can be suppressed, and an external appearance is not impaired by the deformation | transformation of the lever cover 4. FIG.

  Furthermore, since the protruding plate portion 22 of the lever cover 4 is continuous with the right side surface, the protruding plate portion 22 is formed on the right side, and a space can be secured in the center inside the lever cover 4. Accordingly, there is no interference with the lever main body 2 and the connecting device with the brake device arranged at the center of the left and right. Can also be formed.

  Further, according to the brake operating device 1 of the present embodiment, the protruding plate portion 22 can be locked to the lever bracket 3 by notching the upper end of the rear connection plate portion 20, and the lever bracket 3 is complicatedly processed. The manufacturing cost does not increase. Further, by engaging the lever cover 4 with the lever bracket 3 from above, the locking plate portion 28 of the projecting plate portion 22 can be received in the notch 21 of the rear connection plate portion 20, so that the lever cover 4 can be attached. It is simple and easy, and the burden on the operator can be reduced.

  In addition, since the locking plate portion 28 with the plate surface facing left and right is received in the notch 21, the lever cover 4 is positioned in the left-right direction and the up-down direction with respect to the lever bracket 3. Here, the operating portion 7 of the lever body 2 that moves up and down projects forward from the lever cover 4, and the relative position in the left-right direction of the lever body 2 and the lever cover 4 has a greater effect on the appearance than in other directions. It will be. Therefore, by positioning the lever body 2 and the lever cover 4 in the left-right direction, the appearance in the vehicle compartment can be effectively improved.

  Furthermore, since the upper end of the notch 21 is formed larger in the width direction than below, even if the lever cover 4 is shifted from the locking position in the left-right direction with respect to the lever bracket 3, The locking plate portion 28 can be received in the notch 21. Then, the lever cover 4 is automatically guided to the normal left and right position by moving the locking plate portion 28 downward from the upper end of the notch 21 by utilizing the weight of the lever cover 4. Thereby, an operator's burden can further be reduced.

  Furthermore, since the lower end of the notch 21 and the lower end of the locking plate portion 28 are substantially semicircular, the locking plate portion 28 is smoothly guided into the notch 21 when the lever cover 4 is assembled to the lever bracket 3. In addition, the positions of the locking plate portion 28 and the notch 21 are uniquely determined, and the lever cover 4 does not rattle with respect to the lever bracket 3.

  Further, according to the brake operating device 1 of the present embodiment, since the engaging portion 25 of the cover bracket 4 is formed on the protruding plate portion 22, the protruding plate portion 22 is connected to the engaged portion 24a of the rear cover bracket 24 and the lever. It can be shared with the notch 21 of the bracket 3. Further, since the protruding plate portion 22 is also positioned on the floor panel side by the cover bracket 4, the lever cover 4 can be attached to the floor panel with a predetermined accuracy.

In the present embodiment, the protruding plate portion 22 is restricted from moving with respect to the lever bracket 3 in the left-right direction, and is allowed to move with respect to the rear cover bracket 24. Thereby, the lever cover 4 is positioned with respect to the lever main body 2 in the left-right direction.
Further, the movement of the protruding plate portion 22 with respect to the rear cover bracket 24 in the front-rear direction is restricted, and the movement with respect to the lever bracket 3 is allowed. Thereby, the lever cover 4 is positioned with respect to the floor panel in the front-rear direction.
Therefore, by positioning the lever body 2 and the lever cover 4 in the left-right direction while positioning the lever cover 4 with respect to the floor panel in the front-rear direction, the appearance in the vehicle compartment can be effectively improved.

  In the above embodiment, the receiving portion is the notch 21, but for example, as shown in FIG. 5, the receiving portion is a hole 121 formed in the upper part of the rear connection plate portion 20. There may be. FIG. 5 shows the lever bracket 4 in which the hole 121 as the receiving portion is formed in a substantially circular shape, and FIG. 6 correspondingly forms a columnar receiving portion 128 extending forward on the protruding plate portion 22. The cover rear portion 6 is shown. Furthermore, the receiving part may include both the notch 21 and the hole 121.

  Moreover, in the said embodiment, although the rear side connection board part 20 showed what extended to the right from the rear-end side of the lever main body 2, it may extend to the left. Similarly, the protruding plate portion 22 is formed continuously with the upper surface and the right side surface of the lever cover 4, but the protruding plate portion 22 may be formed continuously with the upper surface and the left side surface. Good.

  Moreover, in the said embodiment, although what formed the lower end of the notch 21 and the lower end of the latching board part 28 in the substantially semicircle shape was shown, for example, a square shape may be sufficient, and a notch and a latching board part are used. A plurality of them may be provided. Further, the lever cover 4 does not have to be divided, and it is needless to say that specific details such as a detailed structure can be appropriately changed.

1 is an external perspective view of a brake operation device showing an embodiment of the present invention. It is an external appearance perspective view of a lever main body and a lever bracket. It is an external appearance perspective view of a cover rear part. It is a rear view of a lever main body and a lever bracket in the state where a lever cover was removed. It is a rear view of a lever main part and a lever bracket in the state where a modification is shown and a lever cover is removed. It is an external appearance perspective view of the cover rear part which shows a modification.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Brake operation apparatus 2 Lever main body 3 Lever bracket 4 Lever cover 7 Operation part 18 Rear side vehicle body fixing part 20 Rear side connection board part 21 Notch 22 Projection board part 24 Rear side cover bracket 24a Engagement part 24b Car body fixing part 25 Engagement Joint part 27 Engagement part 28 Locking plate part 121 Hole 128 Receiving part

Claims (8)

A lever body that extends substantially in the front-rear direction and has an operating portion that is gripped by the occupant on the front end side;
A lever bracket that rotatably supports the rear end side of the lever body, and has a vehicle body fixing portion formed at a lower portion;
A box-shaped lever cover having a lower surface covering the rear side of the lever main body and the lever bracket; and
In the brake operation device in which the brake is operated by the vertical movement of the operation unit located outside the lever cover,
A connecting plate portion formed on the lever bracket, the upper side extending leftward or rightward from the rear end side of the lever main body and extending substantially upward from the vehicle body fixing portion, with the plate surfaces facing front and rear;
A protrusion plate portion formed continuously with the upper surface and one side surface of the lever cover, and substantially perpendicular to the upper surface and one side surface;
The brake operating device according to claim 1, wherein a receiving portion for receiving a receiving portion provided on a lower end side of the protruding plate portion is formed on the connection plate portion.   The brake operating device according to claim 1, wherein the receiving portion includes a notch formed at an upper end of the connection plate portion.   The brake operating device according to claim 2, wherein the received portion includes a locking plate portion received in the notch and having a plate surface directed to the left and right.   The brake operating device according to claim 3, wherein an upper end of the notch is formed so as to become smaller in the width direction downward.   The brake operating device according to claim 3 or 4, wherein the lower end of the notch and the lower end of the locking plate portion are formed in a substantially semicircular shape when viewed from the front.   The brake operating device according to any one of claims 1 to 5, wherein the receiving portion includes a hole formed in an upper portion of the connection plate portion. The lever cover is fixed to the vehicle body via a cover bracket,
The brake operating device according to any one of claims 1 to 6, wherein an engaging portion that engages with an engaged portion of the cover bracket is formed on the protruding plate portion. With the receiving portion being received by the receiving portion, the protruding plate portion is restricted from moving in the left-right direction with respect to the connecting plate portion and allowed to move in the front-rear direction,
With the engaged portion engaged with the engaged portion, the protruding plate portion is restricted from moving in the front-rear direction and allowed to move in the left-right direction with respect to the cover bracket. The brake operation device according to claim 7.

Images