CN219883676U - Sectional type adjusting pedal of commercial vehicle with micro switch - Google Patents

Abstract

The utility model provides a sectional type adjusting pedal of a commercial vehicle with a micro switch, wherein a main arm can rotate around a slave arm; the angle control unit is connected with the main arm and used for controlling the rotation of the main arm; when the angle control unit is in a connection state with the main arm, the angle control unit at least limits the downward rotation of the pedal part of the main arm relative to the auxiliary arm, and the main arm and the auxiliary arm synchronously move when the pedal part of the main arm rotates downwards relative to the auxiliary arm; when the angle control unit is disconnected with the main arm to cancel the restriction on the main arm, the main arm can rotate upwards or downwards relative to the auxiliary arm; when the main arm rotates for a certain angle relative to the auxiliary arm, the controllable angle control unit is used for limiting the connection of the main arm, and the angle control unit is used for at least limiting the downward rotation of the pedal part of the main arm relative to the auxiliary arm. The device has the advantages of convenient adjustment, safe use and the like.

Description

Sectional type adjusting pedal of commercial vehicle with micro switch

Technical Field

The utility model belongs to the field of automobile brake parts, and particularly relates to a sectional type adjusting pedal of a commercial vehicle with a micro switch.

Background

In commercial vehicle clutch pedals, a stamped integrated structure is often adopted, and the lever ratio is determined, so that the adjustment cannot be carried out after the assembly. However, as the force applied to the pedal is obviously increased along with the increase of the pedal stroke, the man-machine engineering of the stepping point on the pedal cannot meet all people, so that part of people feel that the pedal force is large and the pedal position is too high and too low. The partially adjustable pedals can not confirm the locking state after being adjusted and locked, so that the running safety of the whole vehicle is affected.

Chinese patent CN201410817157.3 discloses a brake pedal structure for an automobile. The angle adjustment is achieved by only rotating the pedal adjusting bolt, the adjustment operation is simple and convenient, the structure is simple, the cost is low, the connection reliability is high, and the driving comfort performance is improved.

But the bolt is adjusted and has the characteristics of easy movement, potential safety hazard exists, and easy rust and clamping can not realize adjustment, and simultaneously the adjustment mode is very inconvenient.

Disclosure of Invention

The utility model provides a sectional type adjusting pedal of a commercial vehicle with a micro switch, and aims to solve the problems that a longitudinal beam structure is weaker, rigidity and strength are insufficient or the structure is complex and a manufacturing process is complex due to the fact that a control arm is connected in the middle.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a take commercial car segmentation adjustment footboard of micro-gap switch, includes the footboard arm, and the footboard arm includes the master arm of connecting pedal position and is used for the slave arm of connecting with the vehicle, and the master arm is connected on the slave arm, and the master arm can rotate around the slave arm; the angle control unit is connected with the main arm and used for controlling the rotation of the main arm; when the angle control unit is in a connection state with the main arm, the angle control unit at least limits the downward rotation of the pedal part of the main arm relative to the auxiliary arm, and the main arm and the auxiliary arm synchronously move when the pedal part of the main arm rotates downwards relative to the auxiliary arm; when the angle control unit is disconnected with the main arm to cancel the restriction on the main arm, the main arm can rotate upwards or downwards relative to the auxiliary arm; when the main arm rotates for a certain angle relative to the auxiliary arm, the controllable angle control unit is used for limiting the connection of the main arm, and the angle control unit is used for at least limiting the downward rotation of the pedal part of the main arm relative to the auxiliary arm.

Preferably, the angle control unit is fixedly arranged on the slave arm, the angle control unit comprises a locking arm, the locking arm is connected to the slave arm through a first fixed shaft, the locking arm can rotate around the first fixed shaft, the master arm is connected to the slave arm through a second fixed shaft, the master arm can rotate around the second fixed shaft, a first locking tooth is arranged at one end, close to the locking arm, of the master arm, a second locking tooth is arranged at one side, close to the first locking tooth, of the locking arm, the angle control unit is connected with the master arm through cooperation of the first locking tooth and the second locking tooth, the first locking tooth and the second locking tooth are mutually matched to form a ratchet pawl structure, and the pedal end of the master arm is limited to move downwards after the ratchet pawl structure is matched.

Preferably, the second locking tooth comprises at least two ratchet grooves, the first locking tooth is a pawl mechanism, and the pawl can be matched with any ratchet groove of the second locking tooth.

Preferably, the second locking teeth comprise a first ratchet tooth groove and a second ratchet tooth groove, the locking arm is fixedly provided with a sensing element, the main arm is provided with a sensing piece matched with the sensing element, and the main arm rotates to drive the sensing piece to rotate; when the first locking tooth is matched with the first ratchet groove, the sensing element realizes the judgment of the current main arm position through sensing the sensing piece and outputs a signal; when the first locking tooth is matched with the second ratchet groove, the sensing piece is separated from the sensing area of the sensing original piece, and the sensing element recognizes the current position of the main arm through the change of the signal.

Preferably, the sensing element is an inductive switch, and the sensing sheet is a metal sheet or a plastic sheet.

Preferably, the device further comprises a tension spring, one end of the tension spring is connected to the slave arm, the other end of the tension spring is connected to the locking arm, and the locking arm is abutted against the master arm under the action of the tension spring.

Preferably, the device further comprises a torsion spring arranged on the slave arm, one end of the torsion spring is abutted against the lower side of the master arm, the other end of the torsion spring is directly or indirectly supported on the slave arm, and the torsion spring provides an upward rotation force for the master arm.

Preferably, the two ends of the first fixed shaft extend out of two sides of the slave arm, and the torsion spring is sleeved on the first fixed shaft and positioned at the other side relative to the master arm.

Preferably, two ends of the second fixed shaft extend out of two sides of the slave arm, the master arm is located at the outer side of the slave arm, the torsion spring is located at the inner side of the slave arm, a limiting groove is formed in the end portion, located at the inner side of the slave arm, of the second fixed shaft, and one end of the torsion spring abuts against the limiting groove.

Preferably, the first fixing shaft is located below the inner side of the second fixing shaft.

The scheme has the following beneficial effects:

according to the utility model, the positions of the pedal upper arm assembly and the pedal lower arm assembly can be changed through the matching of the tooth grooves and the teeth, so that the lever ratio of the pedal arm can be adjusted, and the optimal human-machine comfort is achieved. The utility model can also judge what kind of locking state of the pedal arm is through the on-off of the micro switch.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the device.

Fig. 2 is a schematic diagram of the overall structure of the device.

Fig. 3 is a partial enlarged view of fig. 1.

The pedal comprises a pedal arm 1, a main arm 2, a slave arm 3, an angle control unit 4, a locking arm 5, a first fixed shaft 6, a second fixed shaft 7, a first locking tooth 8, a second locking tooth 9, a ratchet groove 10, a ratchet groove 11, a sensing element 12, a sensing piece 13, a tension spring 14, a torsion spring 15, a limit groove 16, an adjusting handle 17, a handle 18 and a connecting part 19.

Detailed Description

Example 1

A sectional type adjusting pedal with a micro switch for a commercial vehicle mainly aims at realizing pedal face angle and height adjustment, so that different requirements are met. Meanwhile, the problems of convenience in actual use, stability meeting the requirements, convenience in recognition and the like are needed to be cared. The adjusting pedal comprises a pedal arm 1, wherein the pedal arm 1 comprises a main arm 2 connected with a pedal part and a slave arm 3 connected with a vehicle, the main arm 2 is connected with the slave arm 3, the main arm 2 can rotate around the slave arm 3, the scheme selects an included angle between the slave arm 3 and the main arm 2 to be adjustable, and in general, the main arm 2 and the slave arm 3 are in the same straight line state in a dehumidification state; the device also comprises an angle control unit 4, wherein the angle control unit 4 is connected with the main arm 2 and used for controlling the rotation of the main arm 2, which is equivalent to a rotation control switch, but needs to meet some other requirements of the scheme; when the angle control unit 4 is in a connection state with the main arm 2, the angle control unit 4 at least limits the downward rotation of the pedal part of the main arm 2 relative to the auxiliary arm 3, and the main arm 2 and the auxiliary arm 3 synchronously move when the pedal part of the main arm 2 rotates downward relative to the auxiliary arm 3; when the angle control unit 4 is disconnected from the main arm 2 to cancel the restriction on the main arm 2, the main arm 2 can be rotated upward or downward with respect to the sub arm 3; when the main arm 2 rotates at a certain angle relative to the auxiliary arm 3, the controllable angle control unit 4 performs connection limitation on the main arm 2, and the angle control unit 4 at least limits the pedal part of the main arm 2 to rotate downwards relative to the auxiliary arm 3.

In this embodiment, the angle control unit 4 is fixedly mounted on the slave arm 3, and the angle control unit 4 includes a locking arm 5, wherein the locking arm 5 not only serves the purpose of locking, but also serves the function of a control handle, and whether to perform locking operation can be completed by locking the locking arm 5. The locking arm 5 is connected on the driven arm through the first fixed axle 6, the locking arm 5 can rotate around the first fixed axle 6, the main arm 2 is connected on the driven arm 3 through the second fixed axle 7, the main arm 2 can rotate around the second fixed axle 7, one end of the main arm 2, which is close to the locking arm 5, is provided with a first locking tooth 8, one side of the locking arm 5, which is close to the first locking tooth 8, is provided with a second locking tooth 9, the angle control unit 4 is connected with the main arm 2 through the cooperation of the first locking tooth 8 and the second locking tooth 9, the first locking tooth 8 and the second locking tooth 9 are mutually matched to form a ratchet pawl structure, and the pedal end of the main arm 2 is limited to move downwards after the ratchet pawl structure is matched. The stable connection of the locking arm 5 and the main arm 2 can be ensured through the ratchet pawl structure, and dangerous situations such as shaking, tooth removal and the like of the pedal are avoided.

In order to realize the adjusting function, the second locking tooth 9 at least comprises two ratchet grooves, the first locking tooth 8 is a pawl mechanism, and a pawl can be matched with any ratchet groove of the second locking tooth 9. In the embodiment, two ratchet grooves are selected to realize control of two angles. Of course, it is within the scope of the present utility model to select three or more ratchet slot configurations.

For convenience of distinguishing, the second locking teeth 9 are defined to comprise a first ratchet tooth groove 10 and a second ratchet tooth groove 11, sensing elements are fixedly arranged on the locking arms 5, sensing pieces 13 matched with the sensing elements are arranged on the main arms 2, and the main arms 2 rotate to drive the sensing pieces 13 to rotate; when the first locking tooth 8 is matched with the first ratchet groove 10, the sensing element realizes the judgment of the current position of the main arm 2 through sensing the sensing piece 13 and outputs a signal; when the first locking tooth 8 is matched with the second ratchet groove 11, the sensing piece 13 is separated from the sensing area of the sensing element 12, and the sensing element recognizes the current position of the main arm 2 through the change of the signal.

In this scheme, the sensing element is an inductive switch, and the sensing sheet 13 is a metal sheet or a plastic sheet.

In order to ensure stability, the device also comprises a tension spring 14, one end of the tension spring 14 is connected to the slave arm 3, the other end is connected to the locking arm 5, and the locking arm 5 is abutted against the master arm 2 under the action of the tension spring 14. The lower end of the arm body of the locking arm 5 is connected with the slave arm 3 through a first fixed shaft 6, the other end of the locking arm 5 extends to the upper part of the slave arm 3, and the tension spring 14 is connected to the upper end of the locking arm 5. In order to achieve a convenient operation, the upper end of the locking arm 5 is further extended with an adjustment handle 17, the adjustment handle 17 being arranged perpendicular to the locking arm 5, the adjustment handle 17 comprising a laterally arranged grip portion 18 and a connecting portion 19 connected to the locking arm 5, the connecting portion 19 being arranged substantially parallel to the slave arm 3.

In this embodiment, the device further comprises a torsion spring 15 mounted on the slave arm 3, one end of the torsion spring 15 abuts against the lower side of the master arm 2, and the other end of the torsion spring 15 is directly or indirectly supported on the slave arm 3, and the torsion spring 15 provides an upward rotation force for the master arm 2. When this kind of structure guarantees to adjust, main arm 2 can not drop downwards, guarantees the stability in the adjustment process.

In this embodiment, the two ends of the first fixed shaft 6 extend out from two sides of the slave arm 3, and the torsion spring 15 is sleeved on the first fixed shaft 6 and located at the other side opposite to the master arm 2. The structural design can save space to the greatest extent and ensure dead foot space.

In this embodiment, two ends of the second fixing shaft 7 extend out of two sides of the slave arm 3, the master arm 2 is located outside the slave arm 3, the torsion spring 15 is located inside the slave arm 3, a limiting groove 16 is formed in the end portion, located inside the slave arm 3, of the second fixing shaft 7, and one end of the torsion spring 15 abuts against the limiting groove 16. The first fixed shaft 6 is positioned below the inner side of the second fixed shaft 7. In the embodiment, the positions of the pedal upper arm assembly and the pedal lower arm assembly can be changed through the matching of the tooth grooves and the teeth, so that the lever ratio of the pedal arm 1 can be adjusted, and the optimal human-machine comfort is achieved. The utility model can also judge which locking state of the pedal arm 1 is through the on-off of the micro switch. The use is safer.

Example 2

The present embodiment provides a vehicle equipped with the pedal structure described in embodiment 1.

Example 3

The pedal arm structure in this embodiment is a stamping.

Claims (10)

1. Take micro-gap switch's commercial car sectional type to adjust footboard, its characterized in that: the pedal arm (1) comprises a main arm (2) connected with a pedal part and a slave arm (3) connected with a vehicle, wherein the main arm (2) is connected to the slave arm (3), and the main arm (2) can rotate around the slave arm (3); the device also comprises an angle control unit (4), wherein the angle control unit (4) is connected with the main arm (2) and is used for controlling the rotation of the main arm (2); when the angle control unit (4) is in a connection state with the main arm (2), the angle control unit (4) at least limits the downward rotation of the pedal part of the main arm (2) relative to the auxiliary arm (3), and the main arm (2) and the auxiliary arm (3) synchronously move when the pedal part of the main arm (2) rotates downward relative to the auxiliary arm (3); when the angle control unit (4) is disconnected with the main arm (2) to cancel the restriction on the main arm (2), the main arm (2) can rotate upwards or downwards relative to the auxiliary arm (3); when the main arm (2) rotates for a certain angle relative to the auxiliary arm (3), the angle control unit (4) can be controlled to limit the connection of the main arm (2), and the angle control unit (4) at least limits the downward rotation of the pedal part of the main arm (2) relative to the auxiliary arm (3).

2. The sectional adjusting pedal for a commercial vehicle with a micro switch according to claim 1, wherein: the angle control unit (4) fixed mounting is on slave arm (3), angle control unit (4) are including locking arm (5), locking arm (5) are connected on slave arm through first fixed axle (6), locking arm (5) can rotate around first fixed axle (6), master arm (2) are connected on slave arm (3) through second fixed axle (7), master arm (2) can rotate around second fixed axle (7), one end that master arm (2) is close to locking arm (5) is provided with first locking tooth (8), one side that locking arm (5) is close to first locking tooth (8) is provided with second locking tooth (9), angle control unit (4) are connected through first locking tooth (8) and second locking tooth (9) cooperation realization, first locking tooth (8) and second locking tooth (9) cooperate each other and form ratchet pawl structure, limit master arm (2) pedal end downward motion behind the ratchet pawl structure cooperation.

3. The sectional adjusting pedal for a commercial vehicle with a micro switch according to claim 2, wherein: the first locking teeth (8) at least comprise two ratchet grooves, the second locking teeth (9) are pawl mechanisms, and pawls can be matched with any ratchet groove of the first locking teeth (8).

4. A sectional adjustment pedal for a commercial vehicle with a micro switch as claimed in claim 3, wherein: the second locking teeth (9) comprise ratchet grooves I (10) and ratchet grooves II (11), sensing elements are fixedly arranged on the locking arms (5), sensing pieces (13) matched with the sensing elements are arranged on the main arms (2), and the main arms (2) rotate to drive the sensing pieces (13) to rotate; when the first locking tooth (8) is matched with the first ratchet groove (10), the sensing element realizes the judgment of the current main arm (2) position through sensing the sensing piece (13) and outputs a signal; when the first locking tooth (8) is matched with the second ratchet groove (11), the sensing piece (13) is separated from the sensing area of the sensing element (12), and the sensing element recognizes the current position of the main arm (2) through the change of signals.

5. The sectional adjustment pedal for a commercial vehicle with a micro switch according to claim 4, wherein: the sensing element is an inductive switch, and the sensing sheet (13) is a metal sheet or a plastic sheet.

6. The sectional adjusting pedal for a commercial vehicle with a micro switch according to claim 2, wherein: the device also comprises a tension spring (14), one end of the tension spring (14) is connected to the slave arm (3), the other end of the tension spring is connected to the locking arm (5), and the locking arm (5) is abutted against the master arm (2) under the action of the tension spring (14).

7. The sectional adjusting pedal for a commercial vehicle with a micro switch according to claim 2, wherein: the device also comprises a torsion spring (15) arranged on the slave arm (3), one end of the torsion spring (15) is abutted against the lower side of the master arm (2), the other end of the torsion spring is directly or indirectly supported on the slave arm (3), and the torsion spring (15) provides an upward rotation force for the master arm (2).

8. The sectional adjustment pedal for a commercial vehicle with a micro switch according to claim 7, wherein: the two ends of the first fixed shaft (6) extend out of the two sides of the slave arm (3), and the torsion spring (15) is sleeved on the first fixed shaft (6) and positioned at the other side relative to the master arm (2).

9. The sectional adjustment pedal for a commercial vehicle with a micro switch according to claim 8, wherein: the both ends of second fixed axle (7) stretch out in the both sides of follow arm (3), and master arm (2) are located the outside of follow arm (3), and torsional spring (15) are located the inboard of follow arm (3), and the tip that second fixed axle (7) are located the inboard of follow arm (3) is provided with spacing groove (16), and the one end of torsional spring (15) is contradicted in spacing groove (16).

10. The sectional adjusting pedal for a commercial vehicle with a micro switch according to claim 2, wherein: the first fixed shaft (6) is positioned below the inner side of the second fixed shaft (7).