CN217917838U - A EPB pencil arrangement structure for drum brake - Google Patents
A EPB pencil arrangement structure for drum brake Download PDFInfo
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- CN217917838U CN217917838U CN202222184767.7U CN202222184767U CN217917838U CN 217917838 U CN217917838 U CN 217917838U CN 202222184767 U CN202222184767 U CN 202222184767U CN 217917838 U CN217917838 U CN 217917838U
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- epb
- harness
- wheel speed
- drum brake
- pencil
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Abstract
The utility model discloses a EPB pencil arrangement structure for drum brake belongs to the electronic braking technical field, has solved the arrangement structure of EPB pencil among the conventional art and can't prevent that the stone from splashing and pencil layout mix easily, and it includes drum brake and back trailing arm, connect with the secondary shaft between drum brake and the back trailing arm, the drum brake is last to be fixed to be provided with the EPB actuating mechanism, still includes wheel speed sensing subassembly and EPB grafting subassembly, wheel speed sensing subassembly and EPB grafting subassembly parallel connection have four-core bayonet joint; the end part of the wheel speed sensing assembly is connected with the drum brake, and the middle part of the wheel speed sensing assembly is fixedly connected with the second shaft; the end connection of four-core plug has integrated form pencil, the fixed setting of integrated form pencil is in the inboard of back trailing arm has realized protecting and the pencil arranges reasonable clear technological effect more to EPB's pencil.
Description
Technical Field
The utility model belongs to the technical field of electronic braking, concretely relates to EPB pencil arrangement structure for drum brake.
Background
With the continuous development of electronic appliances in the automobile field, the electronic parking brake system is generally applied to automobiles, and the integration of the system is higher and higher. An electronic parking structure for a drum brake has also been developed, but an EPB harness and a wheel speed sensor harness are not so optimistic in arrangement compared to a disc brake structure, and an original wheel speed sensor mounting position is occupied by an EPB actuator.
In prior art, the conflict of EPB pencil and the fast sensor pencil of wheel, perhaps the fast sensor pencil of wheel is often arranged at the trailing arm inboard in back, and the EPB pencil is arranged in the trailing arm outside in back, arranges like this not only to let the EPB pencil prevent the injury that the stone splashes and bring, and when whole car assembly, the fast pencil of wheel also confuses with the EPB pencil easily, still leads to unsightly, also can see the EPB pencil from car side direction.
SUMMERY OF THE UTILITY MODEL
The aforesaid is not enough to prior art, the utility model provides a pencil arrangement structure of EPB for drum brake has solved among the conventional art the problem that EPB's pencil arrangement structure can't prevent that the stone from splashing and causing the damage.
In order to achieve the purpose of the invention, the technical scheme adopted by the utility model is as follows:
the EPB wire harness arrangement structure comprises a drum brake and a rear longitudinal arm, wherein a second shaft is connected between the drum brake and the rear longitudinal arm, an EPB actuating mechanism is fixedly arranged on the drum brake, the EPB wire harness arrangement structure further comprises a wheel speed sensing assembly and an EPB plug-in assembly, and the wheel speed sensing assembly and the EPB plug-in assembly are connected with a four-core plug-in connector in parallel;
the end part of the wheel speed sensing assembly is connected with the drum brake, and the middle part of the wheel speed sensing assembly is fixedly connected with the second shaft;
the end of the four-core plug is connected with an integrated wiring harness which is fixedly arranged on the inner side of the rear trailing arm.
Adopt above-mentioned scheme, wherein the integrated form pencil that will connect four cores and connect stub is fixed in the inboard of trailing arm, can avoid the car at the in-process of traveling, the integrated form pencil is damaged by the stone or other splashes that fly up, wherein the integrated form pencil can be protected and sheltered from by trailing arm, the pleasing to the eye and regularity of wiring that has also increased the EPB pencil simultaneously, wherein the one end of fast sensing element quilt is fixed and is used for monitoring fast on drum brake, the middle part of fast sensing element is fixed on the second shaft, can solve fast sensing element of the fast and EPB pencil miscellaneous technical problem that is difficult to the branch clear among the traditional technique of the fast sensing element of the wheel through this kind of scheme.
A tee joint piece is arranged at one end of the integrated wiring harness, which is far away from the four-core plug;
the wheel speed sensing assembly comprises a wheel speed sensor wire harness and a wheel speed sensor, and the wheel speed sensor is fixedly arranged at the end part of the wheel speed sensor wire harness;
the EPB patch assembly comprises an EPB plug and an EPB wire harness, and the EPB plug is fixedly arranged at the end part of the EPB wire harness;
and a tee joint is fixedly arranged at the joint of the wheel speed sensor wire harness, the EPB wire harness and the integrated wire harness.
The adoption receives above-mentioned scheme, wherein the fast sensor of the wheel in the fast sensing assembly of wheel can monitor drum brake's rotational speed, and wherein the fast sensor pencil of wheel is used for transmitting data, is connected with integrated form pencil through fast sensor pencil of wheel and EPB pencil to set up the tee bend spare in the junction, can effectively strengthen the structural strength of three transmission line junctions, and join the department through tee bend spare protection pencil, play dustproof, waterproof and prevent the divided technological effect of pencil.
The EPB wire harness sheath is sleeved outside the EPB wire harness.
Adopt above-mentioned scheme, wherein EPB pencil sheath can play the guard action to the EPB pencil, prevents that the splash of car travel in-process from bringing the injury for the EPB pencil.
The tee joint piece is made of rubber.
By adopting the scheme, the weight of the three-way part can be reduced.
The lateral part of tee bend spare is fixed and is provided with tee bend spare fixed bolster, and the lateral part threaded connection of tee bend spare fixed bolster has fixing bolt.
By adopting the scheme, the tee joint part can be fixed on the inner side of the rear longitudinal arm through the tee joint part fixing support, when the tee joint part is required to be fixed, the fixing bolt is screwed into the screw hole in the rear longitudinal arm, and the three-way part can be installed and detached simply through the scheme.
The lateral part fixedly connected with rotation-proof structure of tee bend spare fixed bolster, rotation-proof structure is used for preventing tee bend spare fixed bolster and tee bend spare from rotating.
By adopting the scheme, the three-way part can meet the installation direction of the design state when being assembled by the anti-rotation structure, the three-way part is prevented from being reversely installed, and the stability of the three-way part at the inner side of the rear longitudinal arm is further enhanced.
The anti-rotation structure comprises a connecting plate, and an L-shaped piece is fixedly arranged on the connecting plate.
By adopting the scheme, the L-shaped piece can be inserted into the unthreaded hole on the inner side of the rear trailing arm during installation, and the rotation of the L-shaped piece is limited by the acting force of the inner wall of the unthreaded hole.
Be provided with the several buckle on the lateral part of wheel speed sensor pencil, the buckle is used for forming fixedly to wheel speed sensor pencil.
Be provided with domes on the buckle, the fast sensor pencil of the wheel that protects passes domes, and domes forms spacingly to the fast sensor pencil of wheel.
By adopting the scheme, when the wheel speed sensor is limited through the arch structure, the arc inner wall of the arch structure and the wire harness of the circular cross section are protected, and the wire harness is prevented from being bent and damaged when being limited.
The lateral part of integrated form pencil is provided with the several buckle.
The utility model has the advantages that:
1. by disposing the integrated wire harness inside the rear trailing arm, it is possible to effectively prevent the wire harness of the EPB from being damaged by spatters generated due to the running of the vehicle, and in this way, the arrangement position of the integrated wire harness in the conventional art is optimized.
2. Through fixing the fast sensor pencil of wheel on the second shaft, EPB pencil and the fast sensor pencil of wheel among the traditional art are confused easily, also can see the EPB pencil from car side direction, influence whole pleasing to the eye technical defect.
3. Through set up the tee bend spare at the junction of integrated form pencil, wheel speed sensor pencil and EPB pencil, can form dustproof, waterproof, the detached protection of prevention pencil to each pencil.
Drawings
Fig. 1 is a schematic view of a side corner structure of the present invention;
FIG. 2 is a schematic view of the side corner assembly of the present invention;
fig. 3 is an assembly schematic diagram of the three-way member of the present invention.
Reference numerals: 1-wheel speed sensor; 2-wheel speed sensor harness; 3-buckling; 4-EPB plug; 5-EPB harness; 6-EPB harness sheath; 7-a tee; 8-a three-way piece fixing bracket; 9-a four-core plug; 10-an integrated wiring harness; 11-drum brake; 12-EPB actuator; 13-second axis.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and various changes may be made apparent to those skilled in the art within the spirit and scope of the present invention as defined and defined by the appended claims.
The first embodiment is as follows:
an EPB wire harness arrangement structure for a drum brake comprises a drum brake 11 and a rear trailing arm 14, wherein a second shaft 13 is connected between the drum brake 11 and the rear trailing arm 14, an EPB execution mechanism is fixedly arranged on the drum brake 11, the EPB wire harness arrangement structure also comprises a wheel speed sensing assembly and an EPB plug-in assembly, and the wheel speed sensing assembly and the EPB plug-in assembly are connected with a four-core plug-in connector 9 in parallel;
the end part of the wheel speed sensing assembly is connected with a drum brake 11, and the middle part of the wheel speed sensing assembly is fixedly connected with a second shaft 13;
the end of the four-core plug 9 is connected with an integrated wiring harness 10, and the integrated wiring harness 10 is fixedly arranged on the inner side of the rear trailing arm 14.
In the embodiment, the wheel speed sensing assembly is used for monitoring the rotating speed of the wheel of the automobile, the EPB plug assembly is used for controlling the EPB, that is, the electronic braking system is controlled, one end of the EPB plug assembly is electrically connected with the EPB executing structure 12, and the other end of the EPB plug assembly is integrated in the integrated wiring harness 10. The integrated wire harness 10 is disposed inside the rear trailing arm 14, and the integrated wire harness 10 can be protected from being damaged by splashes generated when the automobile runs by using the rear trailing arm 14 as a barrier.
A tee joint 7 is arranged at one end of the integrated wiring harness 10 far away from the four-core plug 9;
the wheel speed sensing assembly comprises a wheel speed sensor wire harness 2 and a wheel speed sensor 1, wherein the wheel speed sensor 1 is fixedly arranged at the end part of the wheel speed sensor wire harness 2;
the EPB plug assembly comprises an EPB plug 4 and an EPB wire harness 5, wherein the EPB plug 4 is fixedly arranged at the end part of the EPB wire harness 5;
and a three-way part 7 is fixedly arranged at the junction of the wheel speed sensor wire harness 2, the EPB wire harness 5 and the integrated wire harness 10.
In the present embodiment, the three-way member 7 provided at the junction of the wheel speed sensing harness 2, the EPB harness 5, and the integrated harness 10 is a one-in two-out structure in which an inlet is used to connect the integrated harness 10, and two outlets are used to lead out the EPB harness 5 and the wheel speed sensing harness 2, and the three wires are formed into a Y-shaped structure. The junction of the three wire harnesses is of a Y-shaped structure, and if the included angle of each wire harness is directly exposed outside, dust is easily accumulated, so that the junction of the wire harnesses is provided with the three-way piece 7, the dust-proof and waterproof effects can be achieved, the basic positions of the three wire harnesses can be kept, and the phenomenon that the wire harnesses are separated due to vibration or external force is avoided.
The EPB wire harness 5 is sleeved with an EPB wire harness sheath 6.
In this embodiment, the sheath 6 disposed outside the EPB harness 5 can further protect the EPB harness 5 and prevent the EPB harness 5 from being damaged by splashes.
In this embodiment, the material of the three-way member 7 is preferably rubber in order to further reduce the weight of the present apparatus.
The lateral part of tee bend 7 is fixed and is provided with tee bend fixed bolster 8, and the lateral part threaded connection of tee bend fixed bolster 8 has fixing bolt.
In this embodiment, the three-way component 7 is fixed on the inner side of the rear trailing arm 14 through the fixing bracket 8, wherein the specific structure of the three-way component fixing bracket 8 is as shown in fig. 3, and specifically includes a fixing block, a through hole is provided inside the fixing block, and the through hole is used for leading out the integrated wiring harness 10, a fixing plate is fixedly connected to the side wall of the fixing block, and the fixing plate is in threaded connection with the fixing bolt, it should be noted that a screw hole needs to be provided on the side wall of the rear trailing arm 14, and the fixing bolt is screwed into the screw hole and tightened, so that the three-way component fixing bracket 8 and the three-way component 7 can be fixed. The concrete structure is shown in FIG. 1
Further, the side of the three-way part fixing bracket 8 is fixedly connected with an anti-rotation structure for preventing the three-way part fixing bracket 8 and the three-way part 7 from rotating.
The anti-rotation mechanism can prevent the three-way part fixing support 8 from rotating, so that the direction of the three-way part 7 is fixed, two outlets of the three-way part 7 are ensured to face the direction of the drum brake 11, an inlet of the three-way part 7 faces the direction of the four-core plug 9, and the direction of the three-way part 7 can be determined by fixing the anti-rotation mechanism and the fixing bolt at two points.
Further, the anti-rotation structure comprises a connecting plate, and an L-shaped piece is fixedly arranged on the connecting plate.
In this embodiment, the L-shaped member is used as the rotation-preventing structure, and it should be noted that the inner side of the rear trailing arm 14 needs to be provided with the unthreaded hole, and when the three-way member 7 is installed, the L-shaped member is inserted into the unthreaded hole first, and then the fixing bolt is tightened, so as to complete the installation and fixation of the three-way member 7. When the three-way part 7 has a rotation trend, the inner wall of the light hole can provide stress to the cross rod to offset the force forming the rotation trend, so that the rotation of the three-way part 7 is prevented. On the other hand, the cross rod in the L-shaped rod has direction uniqueness and can only be matched with the unthreaded hole in one direction, so that the structure avoids the error in the installation direction of the three-way part 7 in the installation process of a user, and improves the installation efficiency of the device. The specific structure is shown in fig. 3.
A plurality of buckles 3 are arranged on the side portion of the wheel speed sensor wire harness 2, and the buckles 3 are used for fixing the wheel speed sensor wire harness 2.
Be provided with domes on the buckle 3, the fast sensor pencil 2 of the wheel that protects passes domes, and domes are spacing to fast sensor pencil 2 formation of the wheel.
In this embodiment, the clip 3 includes an arch structure and a base, wherein the base is used for fixing the arch structure, the wheel speed sensor harness 2 passes through the arch structure, and the base limits the arch structure in the forming position. In the present embodiment, two buckles 3 are provided at the side of the wheel speed sensor harness 2, one buckle 3 is provided at the top of the second shaft 13, and the other buckle 3 is provided on the fixing bracket 15, wherein the fixing bracket 15 is fixedly provided at the side of the second shaft 13, wherein the fixing bracket is used for fixing the buckle 3, the brake hard tube and the brake hose, and the specific structure thereof is as shown in fig. 2.
The side of the integrated wire harness 10 is provided with a plurality of buckles 3.
In the present embodiment, the side of the integrated wire harness 10 is also provided with a plurality of buckles 3, and in the present embodiment, one buckle 3 is provided at the side of the integrated wire harness 10, and the buckle 3 is fixedly provided at the inner side of the rear trailing arm 14, by which the position of the integrated wire harness 10 can be fixed.
Claims (10)
1. An EPB wire harness arrangement structure for a drum brake comprises the drum brake (11) and a rear trailing arm (14), wherein a second shaft (13) is connected between the drum brake (11) and the rear trailing arm (14), and is characterized by further comprising a wheel speed sensing assembly and an EPB plug-in assembly, wherein the wheel speed sensing assembly and the EPB plug-in assembly are connected with a four-core plug (9) in parallel;
the end part of the wheel speed sensing assembly is connected with the drum brake (11), and the middle part of the wheel speed sensing assembly is fixedly connected with the second shaft (13);
the end of the four-core plug (9) is connected with an integrated wiring harness (10), and the integrated wiring harness (10) is fixedly arranged on the inner side of the rear trailing arm (14).
2. The EPB harness arrangement structure for a drum brake according to claim 1, wherein an end of the integrated harness (10) remote from the quad plug (9) is provided with a tee (7);
the wheel speed sensing assembly comprises a wheel speed sensor harness (2) and a wheel speed sensor (1), wherein the wheel speed sensor (1) is fixedly arranged at the end part of the wheel speed sensor harness (2);
the EPB plug assembly comprises an EPB plug (4) and an EPB wire harness (5), wherein the EPB plug (4) is fixedly arranged at the end part of the EPB wire harness (5);
the junction of the wheel speed sensor wiring harness (2), the EPB wiring harness (5) and the integrated wiring harness (10) is fixedly provided with the three-way piece (7).
3. The EPB harness arrangement structure for a drum brake according to claim 2, wherein an EPB harness sheath (6) is sheathed outside the EPB harness (5).
4. The EPB harness arrangement structure for a drum brake according to claim 2, wherein the material of the three-way member (7) is rubber.
5. The EPB wire harness arranging structure for a drum brake according to claim 2, wherein a three-way member fixing bracket (8) is fixedly provided to a side of the three-way member (7), and a fixing bolt is threadedly connected to a side of the three-way member fixing bracket (8).
6. The EPB harness arrangement structure for a drum brake according to claim 5, wherein an anti-rotation structure for preventing rotation of the three-way member fixing bracket (8) and the three-way member (7) is fixedly connected to a side portion of the three-way member fixing bracket (8).
7. The EPB harness arranging structure for a drum brake according to claim 6, wherein the rotation preventing structure includes a connecting plate on which an L-shaped member is fixedly provided, and an inner side of the rear trailing arm (14) is provided with a light hole that is fitted with the L-shaped member.
8. The EPB harness arrangement structure for a drum brake according to claim 2, wherein a plurality of snaps (3) are provided on a side portion of the wheel speed sensor harness (2), the snaps (3) being for fixing the wheel speed sensor harness (2).
9. The EPB harness arrangement structure for a drum brake according to claim 8, wherein an arch structure through which the wheel speed sensor harness (2) passes is provided on the buckle (3), the arch structure forming a limit to the wheel speed sensor harness (2).
10. EPB harness arrangement structure for a drum brake according to claim 8, characterized in that the side of the integrated harness (10) is provided with several of the snaps (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222184767.7U CN217917838U (en) | 2022-08-18 | 2022-08-18 | A EPB pencil arrangement structure for drum brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222184767.7U CN217917838U (en) | 2022-08-18 | 2022-08-18 | A EPB pencil arrangement structure for drum brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217917838U true CN217917838U (en) | 2022-11-29 |
Family
ID=84169971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222184767.7U Active CN217917838U (en) | 2022-08-18 | 2022-08-18 | A EPB pencil arrangement structure for drum brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217917838U (en) |
-
2022
- 2022-08-18 CN CN202222184767.7U patent/CN217917838U/en active Active
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