Anti-lock alarm device of brake actuating mechanism

Abstract

The utility model discloses an anti-lock alarm device of a brake actuating mechanism, which comprises a sensing device and an alarm device, the sensing device is arranged at the air drum position of the rear wheel of a traction vehicle and used for sensing the movement stroke of the brake actuating mechanism of the rear wheel, and the alarm device is arranged in the cab of the front wheel of the traction vehicle and used for alarming the brake actuating mechanism of the rear wheel of the traction vehicle. The alarm device is used for giving an alarm when the sensing device senses that the wheels of the rear vehicle are locked, and the alarm device is electrically connected with the sensing device through a cable. The rear wheel locking monitoring device is suitable for locking monitoring of rear wheels in a traction vehicle, and through the arrangement of the rear wheel locking monitoring device, when a rear wheel brake executing mechanism of the traction vehicle is reset again, the situation that the rear wheel brake executing mechanism is not reset or is not reset in place occurs, the stroke detection device can convert a detection signal into an electric signal and transmit the electric signal to the alarm device; and the alarm device gives an alarm to inform a driver, so that the situations that front and rear vehicles are damaged and the fuel consumption of the vehicles is increased due to abnormal locking and dragging of the rear vehicle can be avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to brake lock monitoring technical field, especially a brake actuator anti -lock alarm device. BACKGROUND

[0002] It is known that a towing vehicle is a combined structure that provides driving traction for a rear vehicle to move, and the brake system of the rear vehicle is generally provided by the front vehicle;

[0003] For some special geographical environment, such as some floating dust is serious and the wind is large, the small particles are blown into the brake cylinder clamp of the rear vehicle, the exhaust hole and air duct are blocked, the brake cylinder piston cannot reset, at this time the brake actuator of the rear vehicle will always be in the state of brake, the brake shoe and the brake drum cannot be effectively separated, at this time forced driving will cause the brake shoe to overheat and even lock the brake drum. Although the clamp has been cleaned before use, but the sand and dust is large in use, there is still a risk of blockage, combined with the extremely poor road conditions in the combat area, the driver is difficult to feel the abnormal brake through the traction heavy condition, based on this, an alarm device capable of monitoring the brake actuator of the rear vehicle wheel is urgently needed. SUMMARY

[0004] The utility model discloses a brake actuator anti -lock alarm device, which can avoid the abnormal lock of the rear vehicle and the towing of the rear vehicle, the damage of the front and rear vehicles and the increase of the vehicle fuel consumption.

[0005] To achieve the above purpose, the technical scheme adopted by the utility model is:

[0006] The utility model discloses a brake actuating mechanism anti -lock alarm device, apply to the lock monitoring of the rear car wheel in the towing vehicle, including inductive device and alarm device, wherein, inductive device installs in the air drum department of the rear car wheel in the towing vehicle, is used for inductive rear car wheel brake actuating mechanism's moving stroke, alarm device installs in the cab of the front car in the towing vehicle, is used for when inductive device senses the rear car wheel and appears lock and reports to the police, alarm device with inductive device between passes through the cable electricity and is connected, inductive device includes stroke detection device and fixed plate, and the fixed plate fixed mounting is in the air drum department of the rear car wheel in the towing vehicle, the upper surface symmetry of fixed plate installs two L shape card frame, the both sides below of stroke detection device all fixed mounting has the clamping strip, two the clamping strip slidingly inserts between two L shape card frame, and is fixed by locking mechanism locking, the device when application, first through bolt fixed plate fixed in the air drum department of the rear car wheel in the towing vehicle, again the clamping strip of stroke detection device both sides corresponds between two L shape card frame, and sliding stroke detection device makes its detection probe detect the moving stroke of car wheel brake actuating mechanism, then passes through locking mechanism locking, namely completes installation, when car wheel brake actuating mechanism resets, appears not reset or reset not in position, and stroke detection device can be converted into electric signal and is transmitted to alarm device with the detection signal, reports to the police through alarm device and informs the driver, like this can avoid appearing rear car abnormal lock and be dragged and go, lead to front and rear vehicle damage and vehicle oil consumption increase's situation, and the stroke detection device in the device is fixedly installed on the fixed plate through the mode of inserting, therefore when installation and disassembly, convenient operation, convenient for its replacement and maintenance, and stroke detection device can be adjusted position through sliding under not being locked by locking mechanism, like this can guarantee the detection probe of stroke detection device can accurately correspond detection position, makes the installation limit of device whole smaller.

[0007] As a further description of the above technical solutions: the locking mechanism includes a receiving housing, a movable plate and a locking pin, wherein the receiving housing is fixedly installed above the L-shaped card frame, the movable plate is movably installed in the receiving housing and can move up and down in the receiving housing, and the locking pin is fixedly installed at the bottom of the movable plate; a locking hole adapted to the locking pin is formed in the upper surface of the clamping strip; the locking pin can be inserted into the locking hole under external constraint, so as to lock the stroke detection device; when the movable plate moves up to exit the locking hole, the clamping strip can be adjusted in position by sliding in the two L-shaped card frames; and when the locking pin is inserted into the locking hole, the position of the clamping strip is fixed, so the stroke detection device is locked.

[0008] As a further description of the above technical solutions: a plurality of locking holes are formed, and the plurality of locking holes are equidistantly distributed along the length direction of the clamping strip.

[0009] As the further description of the above technical scheme: the top of the movable plate is provided with a lifting rod, the top of the lifting rod extends to the outside of the accommodating shell from the top of the accommodating shell, and the top of the lifting rod has a spherical head, so that the movable plate can be lifted by the lifting rod during use, the locking bolt is withdrawn from the lock hole, and the control of the locking bolt is realized.

[0010] As the further description of the above technical scheme: the top of the movable plate is provided with a lifting rod, the top of the lifting rod extends to the outside of the accommodating shell from the top of the accommodating shell, and the top of the lifting rod has a spherical head, so that the movable plate can be lifted by the lifting rod during use, the locking bolt is withdrawn from the lock hole, and the control of the locking bolt is realized.

[0011] As the further description of the above technical scheme: the alarm device comprises an assembly frame and an alarm, wherein the assembly frame is fixedly installed in the cab of the towing vehicle, the assembly frame adopts a hollow structure with an open top, the alarm is inserted and assembled in the assembly frame through the open top of the assembly frame, the side surface of the alarm is provided with a buzzer, and the top is provided with an alarm lamp; when the rear vehicle wheel is abnormally locked, the buzzer and the alarm lamp can simultaneously issue an alarm to remind the driver to overhaul.

[0012] As the further description of the above technical scheme: the alarm device comprises an assembly frame and an alarm, wherein the assembly frame is fixedly installed in the cab of the towing vehicle, the assembly frame adopts a hollow structure with an open top, the alarm is inserted and assembled in the assembly frame through the open top of the assembly frame, the side surface of the alarm is provided with a buzzer, and the top is provided with an alarm lamp; when the rear vehicle wheel is abnormally locked, the buzzer and the alarm lamp can simultaneously issue an alarm to remind the driver to overhaul.

[0013] As the further description of the above technical scheme: the alarm device comprises an assembly frame and an alarm, wherein the assembly frame is fixedly installed in the cab of the towing vehicle, the assembly frame adopts a hollow structure with an open top, the alarm is inserted and assembled in the assembly frame through the open top of the assembly frame, the side surface of the alarm is provided with a buzzer, and the top is provided with an alarm lamp; when the rear vehicle wheel is abnormally locked, the buzzer and the alarm lamp can simultaneously issue an alarm to remind the driver to overhaul.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] When the rear vehicle wheel brake actuator of the towing vehicle is reset, if the reset is not completed or is not in place, the travel detection device can convert the detection signal into an electric signal and transmit it to the alarm device, and the alarm device can alarm and inform the driver, so that the rear vehicle is not abnormally locked and dragged, and the damage of the front and rear vehicles and the increase of the vehicle oil consumption are avoided.

[0016] The travel detection device and the alarm device are detachably installed, so that when the towing vehicle needs to be separated from the rear vehicle, or when the travel detection device and the alarm device are damaged, the travel detection device and the alarm device can be quickly detached, and the operation is convenient and fast. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a whole structure schematic view of the utility model;

[0018] Figure 2 It is an induction device structure schematic view in the utility model;

[0019] Figure 3 It is a locking mechanism structure schematic view in the utility model;

[0020] Figure 4 It is an alarm device structure schematic view in the utility model;

[0021] Figure 5 It is an alarm device installation structure schematic view in the utility model.

[0022] Reference signs: 1, induction device; 10, travel detection device; 11, clamping strip; 12, fixed plate; 13, L-shaped clamping frame; 14, locking mechanism; 140, containing shell; 141, elastic component; 142, movable plate; 143, locking bolt; 144, lifting rod; 15, lock hole; 2, cable; 3, alarm device; 30, alarm; 300, alarm lamp; 301, buzzer; 302, sliding groove; 303, metal sheet; 31, assembly frame; 310, convex rib; 311, magnetic attraction sheet. DETAILED DESCRIPTION

[0023] The specific implementation of the utility model is further described below in combination with the accompanying drawings. Figures 1-5 The utility model discloses a kind of brake actuator anti-lock alarm devices, overcome the defect that the rear vehicle brake of towing vehicle is abnormal in prior art, leading to the brake actuator of rear vehicle is always in the state of braking during driving, brake shoe friction brake drum overheating even the fault of lock, by setting the device, when the rear vehicle wheel brake actuator of towing vehicle resets, appears not reset or reset not in place, travel detection device can be converted into electrical signal and transmitted to alarm device by detection signal, alarm informs driver by alarm device, so that the situation that rear vehicle abnormal lock is dragged, leading to front and rear vehicle damage and vehicle oil consumption increase can be avoided.The utility model discloses a kind of brake actuator anti-lock alarm devices not limited to the description of the following embodiment.

[0024] Embodiment 1:

[0025] The embodiment provides a brake actuator anti-lock alarm device, as shown in the drawings. Figures 1-5 The anti-lock alarm device is applied to the anti-lock monitoring of the rear wheels of a towing vehicle and comprises a sensing device 1 and an alarm device 3. The sensing device 1 is installed at the air drum of the rear wheels of the towing vehicle and is used for sensing the moving stroke of the brake actuator of the rear wheels. The alarm device 3 is installed in the cab of the front vehicle of the towing vehicle and is used for alarming when the sensing device 1 senses that the rear wheels are locked. The alarm device 3 is electrically connected with the sensing device 1 through a cable 2. The sensing device 1 comprises a stroke detection device 10 and a fixed plate 12. The fixed plate 12 is fixedly installed at the air drum of the rear wheels of the towing vehicle. Two L-shaped clamping frames 13 are symmetrically installed on the upper surface of the fixed plate 12. Two clamping strips 11 are fixedly installed below the two sides of the stroke detection device 10. The two clamping strips 11 are slidingly inserted between the two L-shaped clamping frames 13 and are locked and fixed through a locking mechanism 14.

[0026] By adopting the technical scheme,

[0027] When the device is applied, the fixed plate 12 is first fixed at the air drum of the rear wheels of the towing vehicle through bolts. Then the clamping strips 11 on the two sides of the stroke detection device 10 are inserted between the two L-shaped clamping frames 13. The stroke detection device 10 is slid to make the detection probe of the stroke detection device 10 detect the moving stroke of the brake actuator of the wheels. Then the stroke detection device 10 is locked through the locking mechanism 14, and the installation is completed. When the brake actuator of the wheels is reset, the stroke detection device 10 can convert the detection signal into an electric signal and transmit the electric signal to the alarm device 3 when the brake actuator is not reset or is not reset to the position. The alarm device 3 alarms to inform the driver. In this way, the abnormal locking of the rear wheels and the towing of the rear wheels can be avoided, the damage of the front and rear vehicles and the increase of the fuel consumption of the vehicles can be avoided, the stroke detection device 10 in the device is fixedly installed on the fixed plate 12 in a plug-in mode, and therefore the stroke detection device 10 is convenient to operate, replace and maintain during installation and disassembly. When the stroke detection device 10 is not locked by the locking mechanism 14, the position of the stroke detection device 10 can be adjusted through sliding. In this way, the detection probe of the stroke detection device 10 can accurately correspond to the detection position, and the installation limitation of the device as a whole is small (if the stroke detection device 10 cannot be moved, the fixed position of the fixed plate 12 is limited).

[0028] Specifically, as Figures 2-3As shown in the figure, in order to realize the locking of the locking mechanism 14, in this embodiment, the locking mechanism 14 includes a containing shell 140, a movable plate 142 and a locking bolt 143, wherein the containing shell 140 is fixedly installed above the L-shaped card frame 13, the movable plate 142 is movably installed in the containing shell 140 and can move up and down in the containing shell 140, and the locking bolt 143 is fixedly installed at the bottom of the movable plate 142. The upper surface of the card strip 11 is provided with a lock hole 15 which can be matched with the locking bolt 143. The locking bolt 143 can be inserted into the lock hole 15 under external constraint, so that the travel detection device 10 is locked. When the movable plate 142 moves up and the locking bolt 143 exits from the lock hole 15, the card strip 11 can slide and adjust the position in the two L-shaped card frames 13. When the locking bolt 143 is inserted into the lock hole 15, the position of the card strip 11 is fixed, and then the travel detection device 10 is locked.

[0029] Specifically, as shown in the figure, Figures 2-3 In order to ensure that the locking mechanism 14 can be locked at multiple positions, in this embodiment, a plurality of lock holes 15 are provided, and the plurality of lock holes 15 are equidistantly distributed along the length direction of the card strip 11.

[0030] Specifically, as shown in the figure, Figures 2-3 In order to realize the control of the locking bolt 143, in this embodiment, the top of the movable plate 142 is provided with a lifting rod 144, the top of the lifting rod 144 extends out of the containing shell 140 from the top of the containing shell 140, and has a spherical head, which is convenient for lifting the movable plate 142 by the lifting rod 144 to make the locking bolt 143 exit from the lock hole 15, so as to control the locking bolt 143.

[0031] Specifically, as shown in the figure, Figures 2-3 In order to ensure that the locking mechanism 14 will not be abnormally unlocked, that is, the locking bolt 143 will not be abnormally pulled out of the lock hole 15, causing the travel detection device 10 to be abnormally detached, in this embodiment, an elastic component 141 is arranged between the top of the movable plate 142 and the containing shell 140. The elastic component 141 provides a downward force to the movable plate 142, so that the locking bolt 143 can be clamped in the lock hole 15, and the travel detection device 10 is protected from being abnormally detached. Specifically, the elastic component 141 is a spring or a spring sheet.

[0032] Embodiment 2:

[0033] This embodiment gives a kind of anti-lock braking mechanism alarm device, as shown in the figure, Figures 4-5As shown in the figure, in order to realize the installation of the alarm device 3, the alarm device 3 comprises a mounting frame 31 and an alarm 30, wherein the mounting frame 31 is fixedly installed in the cab of the towing vehicle, the mounting frame 31 adopts a hollow structure with a top opening, and the alarm 30 is inserted and assembled in the mounting frame 31 through the top opening of the mounting frame 31, the alarm 30 is provided with a buzzer 301 on the side and an alarm lamp 300 on the top, and the buzzer 301 and the alarm lamp 300 can simultaneously issue an alarm to remind the driver to overhaul when the rear vehicle wheel is abnormally locked.

[0034] Specifically, as shown in the figure, Figures 4-5 In order to ensure the stability of the alarm 30 after installation, in the embodiment, a metal sheet 303 is embedded and installed on the outer surface of the alarm 30, a magnetic sheet 311 is embedded and installed on the inner wall of the mounting frame 31 at the corresponding position of the metal sheet 303, the metal sheet 303 can be attracted to the magnetic sheet 311, so that the alarm 30 can be attracted and fixed, and it is ensured that it is not easy to abnormally fall off due to the vibration of the vehicle.

[0035] Specifically, as shown in the figure, Figures 4-5 In order to further ensure the stability of the alarm 30 after installation, in the embodiment, a sliding groove 302 is provided on both sides of the alarm 30 along the length direction, and a convex rib 310 is provided on the inner wall of the mounting frame 31 along the length direction, the convex rib 310 is slidingly engaged in the sliding groove 302, and the stability of the alarm 30 is increased.

[0036] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above embodiments, and the above embodiments and the description in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A brake actuator anti-lock alarm device, used for monitoring wheel lock-up in a tractor vehicle, characterized in that: The utility model relates to a kind of safety device for trailer, including: Induction device (1) is installed in the air drum of rear wheel of towing vehicle, for sensing the moving stroke of rear wheel brake actuator; Alarm device (3) is installed in the cab of front vehicle of towing vehicle, for alarm when sensing device (1) senses that rear wheel appears lock, and the alarm device (3) is electrically connected between the induction device (1) by cable (2); Wherein, the induction device (1) includes stroke detection device (10) and fixed plate (12), the fixed plate (12) is fixedly installed in the air drum of rear wheel of towing vehicle, the upper surface of the fixed plate (12) is symmetrically installed with two L-shaped card frame (13), the lower side of stroke detection device (10) is fixedly installed with card strip (11), two the card strip (11) is slidably inserted between two L-shaped card frame (13), and is locked and fixed by locking mechanism (14).

2. The anti-lock braking system for a brake actuator according to claim 1, wherein: The locking mechanism (14) includes: Containing housing (140) is fixedly installed above the L-shaped card frame (13); Movable plate (142) is movably installed in the containing housing (140), and can move up and down in containing housing (140); Locking bolt (143) is fixedly installed at the bottom of the movable plate (142); Wherein, the upper surface of the card strip (11) is provided with locking hole (15) that can be adapted with the locking bolt (143), and the locking bolt (143) can be inserted into the locking hole (15) under external constraint, so that the stroke detection device (10) is locked.

3. A brake actuator anti-lock warning device according to claim 2, wherein: The locking hole (15) is provided with a plurality of, and a plurality of locking holes (15) are equidistantly distributed along the length direction of the card strip (11).

4. The anti-lock braking system for a brake actuator according to claim 2, wherein: The top of the movable plate (142) is provided with a lifting rod (144), and the top of the lifting rod (144) extends from the top of the containing housing (140) to the outside of the containing housing (140) and has a spherical head.

5. A brake actuator anti-lock warning device according to any one of claims 2 or 4, wherein: The top of the movable plate (142) and the containing housing (140) are provided with elastic component (141), which provides a downward force to the movable plate (142), so that the locking bolt (143) can be engaged in the locking hole (15).

6. The brake actuator anti-lock warning device of claim 1 wherein: The alarm device (3) includes: Assembly frame (31) is fixedly installed in the cab of towing vehicle, and the assembly frame (31) adopts a top opening hollow structure; Alarm (30) is inserted and assembled in the assembly frame (31) through the top opening of the assembly frame (31), and the side of the alarm (30) is provided with a buzzer (301), and the top is provided with an alarm lamp (300).

7. A brake actuator anti-lock warning device according to claim 6, wherein: The outer surface of the alarm (30) is embedded with a metal sheet (303), and the inner wall of the assembly frame (31) is embedded with a magnetic sheet (311) at the corresponding position of the metal sheet (303), and the metal sheet (303) can be attracted to the magnetic sheet (311).

8. The brake actuator anti-lock warning device of claim 6 wherein: The alarm (30) is provided with a sliding groove (302) on both sides along the length direction, and the inner wall of the assembling frame (31) is provided with a convex rib (310) along the length direction, which is slidingly engaged in the sliding groove (302).

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