阅读说明：本技术 一种用于电动汽车的辅助应急制动装置 (Auxiliary emergency braking device for electric automobile ) 是由 李欣芳 于 2021-11-03 设计创作，主要内容包括：本发明涉及新能源汽车领域,尤其涉及一种用于电动汽车的辅助应急制动装置,包括有悬架、刹车盘、传动机、挡板、踏板检测组件等；悬架前后两侧均设有刹车盘,悬架底部设有传动机,挡板位于悬架上方,挡板上设有踏板检测组件。在应急制动时,通过三槽连接杆及其上装置往复运动三次,使得刹车片二分三次对电动汽车进行点刹,利用点刹可以逐步地减慢电动汽车的速度,防止出现抱死现象而导致轮胎局部与地面拖滑,延长轮胎的使用寿命,并保证电动汽车在制动过程中其方向转动的稳定性,方便电动汽车调整方向以躲避障碍物或行人,降低危险性,应急制动效果更佳。(The invention relates to the field of new energy automobiles, in particular to an auxiliary emergency braking device for an electric automobile, which comprises a suspension, a brake disc, a transmission machine, a baffle, a pedal detection assembly and the like; both sides all are equipped with the brake disc around the suspension, and the suspension bottom is equipped with the driving machine, and the baffle is located the suspension top, is equipped with footboard detecting component on the baffle. When emergency braking, through three groove connecting rod and last device reciprocating motion cubic for the brake block is divide the cubic to carry out the point to stop to electric automobile, utilizes the point to stop can progressively slow down electric automobile's speed, prevents to appear locking phenomenon and leads to tire part and ground to drag the cunning, prolongs the life of tire, and guarantees electric automobile its direction pivoted stability in braking process, makes things convenient for electric automobile adjustment direction in order to avoid barrier or pedestrian, reduces danger, emergency braking effect is better.)

1. The utility model provides an auxiliary emergency braking device for electric automobile, including suspension (1), brake disc (12), transmission (13), baffle (14), footboard determine module (2) and emergency braking subassembly (3), characterized by: the pedal detection assembly (2) comprises an installation sleeve (22), a brake pedal (23), a gear (24), a first return spring (25), a rectangular slotted block (26), a rack (27), a second return spring (28), a control switch (29) and an execution switch (210): the brake disc (12) is arranged on the front side and the rear side of the suspension (1); the transmission machine (13) is arranged at the bottom of the suspension (1); the baffle (14), the baffle (14) is located above the suspension (1); the pedal detection assembly (2) is arranged on the baffle (14), and the pedal detection assembly (2) is used for detecting whether a primary braking system of the equipment is damaged; the emergency brake assembly (3) is arranged on the suspension (1), and the emergency brake assembly (3) is used for braking under an emergency condition; the mounting sleeve (22), the mounting sleeve (22) is fixedly connected to the front part of the baffle (14); the right side of the mounting sleeve (22) is rotatably connected with the brake pedal (23), and a driver steps on the brake pedal (23) to brake the equipment; the gear (24) is symmetrically fixedly connected to the upper part of the brake pedal (23); the first return spring (25) is connected between the mounting sleeve (22) and the brake pedal (23); a pair of rectangular slotted blocks (26) is fixedly connected to one side, close to the mounting sleeve (22), of the inner part of the baffle plate (14); the rack (27) is connected above the rectangular slotted block (26) in a sliding manner, and the rack (27) is meshed with the gear (24); a second return spring (28), wherein the second return spring (28) is connected between the rack (27) and the rectangular slotted block (26); the baffle (14) is fixedly connected with a control switch (29), and the control switch (29) is used for controlling an external hydraulic supply end to input hydraulic pressure into the communicating pipeline 32; the baffle plate (14) is fixedly connected with the execution switch (210), the control switch (29) is positioned on the rear side of the mounting sleeve (22), and the execution switch (210) is positioned on the front side of the mounting sleeve (22).

2. The auxiliary emergency brake device for the electric vehicle as claimed in claim 1, wherein: the emergency brake component (3) comprises a special-shaped support frame (31), a communicating pipeline (32), a rectangular support block (33), a vacuum air pipe (34), a pressure valve (35), a push frame (36), a brake sleeve I (37), a brake pad I (38), a first homing spring (39) and a sensing component, the special-shaped support frame (31) is fixedly connected to the front side and the rear side of the suspension frame (1), the special-shaped support frame (31) is positioned above the brake disc (12), the communicating pipeline (32) is fixedly connected to the upper side of the special-shaped support frame (31), the brake sleeve I (37) is fixedly connected to the communicating pipeline (32), the rectangular support block (33) is fixedly connected to the right side above the brake sleeve I (37), the vacuum air pipe (34) is fixedly installed on the rectangular support block (33), the pressure valve (35) is fixedly connected to the right end of the vacuum air pipe (34), the push frame (36) is fixedly connected to the left end of the vacuum air pipe (34), the brake sleeve I (37) is symmetrically and slidably connected with a brake pad I (38), a first homing spring (39) is connected between the brake pad I (38) and the brake sleeve I (37), the sensing part is fixedly connected to the top of the communicating pipeline (32), and the sensing part is used for sensing whether the positions of the brake pad I (38) and the device on the brake pad I (38) are changed or not.

3. The auxiliary emergency brake device for the electric vehicle as claimed in claim 2, wherein: one side of the two communicating pipelines (32) close to each other is provided with a circular connector, so that the hydraulic pipeline can be conveniently and subsequently installed.

4. The auxiliary emergency brake device for the electric vehicle as claimed in claim 2, wherein: the lower part of the first brake pad (38) is of an arc-shaped structure and is used for limiting the brake disc (12) to play a braking role.

5. The auxiliary emergency brake device for the electric vehicle as claimed in claim 2, wherein: the induction part comprises a T-shaped slotting frame (310), a metal sensor (311), a limiting slotting frame (312), metal sheets (313) and tension springs (314), the top of the communication pipeline (32) is fixedly connected with the T-shaped slotting frame (310), the metal sensor (311) is fixedly connected to the front side and the rear side of the T-shaped slotting frame (310), the limiting slotting frame (312) is connected onto the T-shaped slotting frame (310) in a sliding mode, the limiting slotting frame (312) is in limiting fit with a brake pad I (38), the metal sheets (313) are symmetrically fixedly connected onto the limiting slotting frame (312), the metal sheets (313) are in sliding fit with the T-shaped slotting frame (310), and the tension springs (314) are connected between the vacuum air pipes (34) and the pushing frame (36).

6. The auxiliary emergency brake device for the electric vehicle as claimed in claim 2, wherein: the belt rod type groove cutting machine is characterized by further comprising a speed reducing assembly (4), the speed reducing assembly (4) is arranged on the communicating pipeline (32), the speed reducing assembly (4) comprises a special-shaped groove cutting frame (41), a belt rod pushing frame (42), a second homing spring (43), a rectangular slide rail frame (44), a first return spring (45), a wedge-shaped pulling rod (46), a wedge-shaped hole cutting frame (47), a second return spring (48), a speed reducing round rod (49) and a first return spring (410), the top of the communicating pipeline (32) is symmetrically and fixedly connected with the special-shaped groove cutting frame (41), the belt rod pushing frame (42) is jointly and slidably connected between the two special-shaped groove cutting frames (41) on the same side, the belt rod pushing frame (42) is in contact with the limiting groove frame (312), the second homing spring (43) is connected between the belt rod pushing frame (42) and the special-shaped groove cutting frame (41), and the rectangular slide rail frame (44) is fixedly connected to the left side of the belt rod pushing frame (42), the push frame (36) is connected with the rectangular slide rail frame (44) in a sliding mode, a first return spring (45) is connected between the push frame (36) and the rectangular slide rail frame (44), one side, far away from the vacuum air pipe (34), of the upper portion of the push frame (36) is fixedly connected with a wedge-shaped pulling rod (46), the two special-shaped slotted frames (41) are connected with a wedge-shaped slotted frame (47) in a sliding mode, the wedge-shaped slotted frame (47) is in contact with the wedge-shaped pulling rod (46), a second return spring (48) is connected between the wedge-shaped slotted frame (47) and the special-shaped slotted frame (41), the wedge-shaped slotted frame (47) is symmetrically connected with a plurality of speed reducing round rods (49) in a linear distribution sliding mode, the speed reducing round rods (49) are located above the special-shaped slotted frame (41), and a first return spring (410) is connected between the speed reducing round rods (49) and the wedge-shaped slotted frame (47).

7. The auxiliary emergency brake device for electric vehicle as claimed in claim 6, wherein: the emergency brake device is characterized by further comprising an inching brake component (5), the inching brake component (5) is arranged on the emergency brake component (3), the inching brake component (5) comprises a rectangular fixed rod (51), a rectangular swinging rod (501), a torsion spring (502), an arc-shaped connecting frame (52), a brake sleeve II (53), a brake block II (54), a second reducing spring (55), a rectangular limiting plate (56), a three-slotted frame (57), a sliding slide rail frame (58), a first restoring spring (59), a triggering round rod (510), a second restoring spring (511), a special-shaped slotted plate (512), a wedge-shaped limiting frame (513), an extrusion spring (514) and a three-slotted connecting rod (515), the rectangular fixed rod (51) is fixedly connected to the front side of the pushing frame (36), the rectangular swinging rod (501) is connected to the front end of the rectangular fixed rod (51), and a pair of torsion springs (502) is connected between the rectangular swinging rod (501) and the rectangular fixed rod (51), the right side of the special-shaped support frame (31) is symmetrically and fixedly connected with arc-shaped connecting frames (52), the arc-shaped connecting frames (52) are positioned at two sides of a first brake sleeve (37), a second brake sleeve (53) is fixedly connected between the two arc-shaped connecting frames (52) at the same side, a second brake pad (54) is symmetrically and slidably connected on the second brake sleeve (53), the second brake pad (54) is positioned at the front side and the rear side of a brake disc (12), a second reducing spring (55) is connected between the second brake pad (54) and the second brake sleeve (53), one side of the top of the communication pipeline (32), which is far away from the suspension (1), is fixedly connected with a rectangular limiting plate (56), a three-slotted frame (57) is fixedly connected at one side of the top of the special-shaped support frame (31), which is far away from the suspension (1), three sliding slide rail frames (58) are linearly and uniformly distributed and slidably connected on the three slotted frame (57), and the sliding rail frames (58) are positioned above the rectangular limiting plate (56), a first restoring spring (59) is connected between the sliding slide rail frame (58) and the three-grooved-rail frame (57), a triggering circular rod (510) is connected in the sliding manner in the sliding slide rail frame (58), the triggering circular rod (510) is in limit fit with the rectangular limit plate (56), a second restoring spring (511) is connected between the triggering circular rod (510) and the sliding slide rail frame (58), a special-shaped grooved plate (512) is fixedly connected to the right side of the second brake sleeve (53), a wedge-shaped limit frame (513) is connected in the middle of the special-shaped grooved plate (512) in a sliding manner, the same-side wedge-shaped limit frame (513) is in limit fit with the second brake pad (54), an extruding spring (514) is connected between the special-shaped grooved plate (512) and the wedge-shaped limit frame (513), a three-grooved connecting rod (515) is fixedly connected to one side, far away from the suspension (1), and the same-side three grooved connecting rod (515) is in contact with the sliding slide rail frame (58).

8. The auxiliary emergency brake device for electric vehicle as claimed in claim 7, wherein: still including suggestion subassembly (6), on baffle (14) were located in suggestion subassembly (6), suggestion subassembly (6) including distance sensor (61), mounting panel (62) and pilot lamp (63), suspension (1) left side rigid coupling has distance sensor (61), baffle (14) top rigid coupling has mounting panel (62), and mounting panel (62) right side symmetry rigid coupling has pilot lamp (63).

9. The auxiliary emergency brake device for electric vehicle as claimed in claim 8, wherein: still including electromagnetic brake subassembly (7), it is inboard that UNICOM pipeline (32) are located in electromagnetic brake subassembly (7), electromagnetic brake subassembly (7) are including arc mounting bracket (71), electro-magnet (72) and permanent magnet (73), the inboard symmetry rigid coupling of UNICOM pipeline (32) has arc mounting bracket (71), the rigid coupling has electro-magnet (72) on arc mounting bracket (71), one side rigid coupling that brake block (38) kept away from each other has permanent magnet (73), permanent magnet (73) and electro-magnet (72) contact.

Technical Field

The invention relates to the field of new energy automobiles, in particular to an auxiliary emergency braking device for an electric automobile.

Background

In recent years, new energy automobiles are rapidly developed and increasingly popularized, wherein a brake boosting system is an indispensable configuration of modern vehicles, a brake control system of the new energy automobiles is different from a brake control system of traditional fuel automobiles, the brake safety of the new energy automobiles and the traditional fuel automobiles is very important, and the stability of the automobile brake system is beneficial to ensuring the safety of the automobiles and drivers.

In the braking process, when the conventional braking system breaks down, need use emergency braking system to guarantee the brake performance of vehicle, but current emergency braking system does not possess the function of speed reduction protection, when the in-process emergency braking of going at the vehicle high speed, current emergency system leads to equipment overheat damage because of quick braking easily, be difficult to guarantee emergency braking's security, and the in-process of emergency braking probably appears the locking phenomenon among the prior art, lead to tire part and ground to drag the cunning, the electric automobile adjustment direction of not being convenient for, there is certain potential safety hazard.

Disclosure of Invention

Therefore, in order to solve the above problems, it is necessary to provide an auxiliary emergency braking device for an electric vehicle, which can effectively slow down the emergency braking speed to ensure the safety during braking and effectively ensure the stability of the direction rotation of the electric vehicle during emergency braking, so as to solve the problems that the conventional emergency system proposed in the background art is easy to cause the overheating damage of equipment due to rapid braking and is inconvenient for the electric vehicle to adjust the direction during emergency braking.

The technical implementation scheme of the invention is as follows: the utility model provides an auxiliary emergency braking device for electric automobile, including suspension, brake disc, driving machine, baffle, footboard determine module and emergency braking subassembly, characterized by: footboard determine module is including installation cover, brake pedal, gear, first reset spring, rectangle fluting piece, rack, second reset spring, control switch and execution switch: brake discs are arranged on the front side and the rear side of the suspension; the transmission machine is arranged at the bottom of the suspension; the baffle is positioned above the suspension; the pedal detection component is arranged on the baffle and used for detecting whether a primary braking system of the equipment is damaged or not; the emergency brake assembly is arranged on the suspension and used for braking under the emergency condition; the mounting sleeve is fixedly connected to the front part of the baffle; the right side of the mounting sleeve is rotatably connected with a brake pedal, and a driver steps on the brake pedal to enable the equipment to play a braking role; the upper part of the brake pedal is symmetrically and fixedly connected with a gear; the first return spring is connected between the mounting sleeve and the brake pedal; a pair of rectangular slotted blocks is fixedly connected to one side, close to the mounting sleeve, of the inner part of the baffle; the rack is connected above the rectangular slotted block in a sliding manner and is meshed with the gear; the second return spring is connected between the rack and the rectangular slotted block; the baffle plate is fixedly connected with a control switch which is used for controlling an external hydraulic supply end to input hydraulic pressure into the communicating pipeline; the execution switch is fixedly connected to the baffle, the control switch is located on the rear side of the installation sleeve, and the execution switch is located on the front side of the installation sleeve.

Further, the emergency brake component comprises a special-shaped support frame, a communication pipeline, a rectangular support block, a vacuum air pipe and a pressure valve, the brake comprises a push frame, a first brake sleeve, a first brake pad, a first homing spring and a sensing part, wherein special-shaped support frames are fixedly connected to the front side and the rear side of a suspension frame, the special-shaped support frames are positioned above a brake disc, a communicating pipeline is fixedly connected to the upper portion of the special-shaped support frames, the first brake sleeve is fixedly connected to the special-shaped support frames, the first brake sleeve is communicated with the communicating pipeline, a rectangular support block is fixedly connected to the right side of the upper portion of the first brake sleeve, a vacuum air pipe is fixedly mounted on the rectangular support block, a pressure valve is fixedly connected to the right end of the vacuum air pipe, the push frame is fixedly connected to the left end of the vacuum air pipe, the first brake sleeve is connected with the first brake pad in a symmetrical sliding mode, the first homing spring is connected between the first brake pad and the first brake sleeve, the sensing part is fixedly connected to the top of the communicating pipeline, and the sensing part is used for sensing whether the position of the first brake pad and the device on the first brake pad changes.

Furthermore, one side of each of the two communicating pipelines, which is close to each other, is provided with a circular connector, so that the hydraulic pipeline can be conveniently and subsequently installed.

Furthermore, the lower part of the brake pad is of an arc structure and is used for limiting the brake disc to play a braking role.

Further, the induction part comprises a T-shaped slotting frame, a metal sensor, a limiting slotting frame, a metal sheet and a tension spring, the T-shaped slotting frame is fixedly connected to the top of the communication pipeline, the metal sensor is fixedly connected to the front side and the rear side of the T-shaped slotting frame, the limiting slotting frame is connected with the limiting slotting frame in an up-sliding mode, the limiting slotting frame is in limiting fit with the brake pad, the metal sheet is symmetrically and fixedly connected to the limiting slotting frame, the metal sheet is in sliding fit with the T-shaped slotting frame, and the tension spring is connected between the vacuum air pipe and the pushing frame.

The device further comprises a speed reducing assembly, the speed reducing assembly is arranged on the communication pipeline and comprises a special-shaped slotted frame, a strip rod pushing frame, a second homing spring, a rectangular slide rail frame, a first return spring, a wedge-shaped pulling rod, a wedge-shaped slotted frame, a second return spring, a speed reducing round rod and a first return spring, the top of the communication pipeline is symmetrically and fixedly connected with the special-shaped slotted frame, the strip rod pushing frame is connected between the two special-shaped slotted frames at the same side in a sliding mode, the strip rod pushing frame is contacted with a limiting slotted frame, the second homing spring is connected between the strip rod pushing frame and the special-shaped slotted frames, the rectangular slide rail frame is fixedly connected to the left side of the strip rod pushing frame, the pushing frame is connected with the rectangular slide rail frame in a sliding mode, the first return spring is connected between the pushing frame and the rectangular slide rail frame, the wedge-shaped pulling rod is fixedly connected to one side, far away from the vacuum air pipe, of the upper portion of the pushing frame is fixedly connected with the wedge-shaped slotted frame, the wedge-shaped slotted frame is connected between the two special-shaped slotted frames in a sliding mode, wedge trompil frame and wedge pulling pole contact are connected with second return spring between wedge trompil frame and the heterotypic fluting frame, and the symmetry is linear distribution slidingly to be connected with a plurality of speed reduction pole on the wedge trompil frame, and speed reduction pole is located heterotypic fluting frame top, is connected with first reducing spring between speed reduction pole and the wedge trompil frame.

Further comprises a point brake component, the point brake component is arranged on the emergency brake component, the point brake component comprises a rectangular fixed rod, a rectangular swinging rod, a torsion spring, an arc-shaped connecting frame, a second brake sleeve, a second brake pad, a second restoring spring, a rectangular limiting plate, a three-slotted-frame, a sliding slide rail frame, a first restoring spring, a triggering round rod, a second restoring spring, a special-shaped slotted-plate, a wedge-shaped limiting frame, an extrusion spring and a three-slotted-rod, the rectangular fixed rod is fixedly connected to the front side of the pushing frame, the rectangular swinging rod is rotatably connected to the front end of the rectangular fixed rod, a pair of torsion springs are connected between the rectangular swinging rod and the rectangular fixed rod, the arc-shaped connecting frames are symmetrically and fixedly connected to the right side of the special-shaped supporting frame, the arc-shaped connecting frames are positioned at the two sides of the first brake sleeve, the second brake sleeve is fixedly connected between the two arc-shaped connecting frames at the same side, and the second brake pad is symmetrically and slidably connected to the second brake sleeve, two brake pads are positioned on the front side and the rear side of the brake disc, a second reducing spring is connected between the second brake pad and the second brake sleeve, one side of the top of the communicating pipeline, which is far away from the suspension, is fixedly connected with a rectangular limiting plate, one side of the top of the special-shaped support frame, which is far away from the suspension, is fixedly connected with a three-slotted-frame, three sliding slide rail frames are slidably connected on the three-slotted-frame in a linear and uniform distribution manner, the sliding slide rail frames are positioned above the rectangular limiting plate, a first reducing spring is connected between the sliding slide rail frames and the three-slotted-frame, a triggering round rod is slidably connected in the sliding slide rail frames, the triggering round rod is in limiting fit with the rectangular limiting plate, a second reducing spring is connected between the triggering round rod and the sliding slide rail frames, a special-shaped slotted plate is fixedly connected on the right side of the second brake sleeve, a wedge-shaped limiting frame is slidably connected in the middle of the special-shaped slotted plate, the wedge-shaped limiting frame is in limiting fit with the second brake pads, and an extrusion spring is connected between the special-shaped slotted plate and the wedge-shaped limiting frame, one side of the wedge-shaped limiting frame, which is far away from the suspension, is fixedly connected with a three-groove connecting rod, and the three-groove connecting rod at the same side is contacted with the sliding rail frame.

Further, still including the suggestion subassembly, on the baffle was located to the suggestion subassembly, the suggestion subassembly was including distance sensor, mounting panel and pilot lamp, and suspension left side rigid coupling has distance sensor, and baffle top rigid coupling has the mounting panel, and mounting panel right side symmetry rigid coupling has the pilot lamp.

Further, still including the electromagnetic brake subassembly, the intercommunication pipeline is inboard located to the electromagnetic brake subassembly, and the electromagnetic brake subassembly is including arc mounting bracket, electro-magnet and permanent magnet, and the inboard symmetry rigid coupling of intercommunication pipeline has the arc mounting bracket, and the rigid coupling has the electro-magnet on the arc mounting bracket, and one side rigid coupling that a brake block was kept away from each other has the permanent magnet, permanent magnet and electro-magnet contact.

The invention has the following advantages:

when the function of braking through hydraulic pressure is damaged, the vacuum air pipe can operate to achieve the effect of emergency braking, the electric automobile can still be braked under the condition that a hydraulic braking system fails, and the driving safety is improved.

When emergency braking is carried out, the speed of equipment braking is reduced through the matching of the speed reduction round rod, the first reduction spring and the device on the speed reduction round rod, the heating and the abrasion of a brake disc are reduced, the balance in the braking process is kept, the potential safety hazard caused by too fast braking is avoided, and the safety of emergency braking is further ensured.

When emergency braking, through three groove connecting rod and last device reciprocating motion cubic for the brake block is divide the cubic to carry out the point to stop to electric automobile, utilizes the point to stop can progressively slow down electric automobile's speed, prevents to appear locking phenomenon and leads to tire part and ground to drag the cunning, prolongs the life of tire, and guarantees electric automobile its direction pivoted stability in braking process, makes things convenient for electric automobile adjustment direction in order to avoid barrier or pedestrian, reduces danger, emergency braking effect is better.

Drawings

Fig. 1 is a schematic sectional perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic sectional perspective view of a second embodiment of the present invention.

FIG. 3 is a schematic perspective view of a portion of the pedal detecting assembly of the present invention.

FIG. 4 is a schematic perspective view of the pedal detecting assembly of the present invention in partial section.

Fig. 5 is a schematic view of a first partially cut-away perspective structure of the present invention.

Fig. 6 is a schematic view of a first partially assembled body of the emergency brake assembly of the present invention.

Fig. 7 is a schematic view of a second partial body construction of the emergency brake assembly of the present invention.

Fig. 8 is a schematic view of a partial cross-sectional perspective structure of the emergency brake assembly of the present invention.

Fig. 9 is a perspective view of a third portion of the emergency brake assembly of the present invention.

Fig. 10 is a perspective view of a fourth portion of the emergency brake assembly of the present invention.

Fig. 11 is a schematic view of a fifth partial body of the emergency brake assembly of the present invention.

Fig. 12 is a schematic perspective view of the deceleration assembly of the present invention.

Fig. 13 is a schematic view of a first partially separated body structure of the snub assembly of the present invention.

FIG. 14 is a schematic view of a second partially assembled body of the snub assembly of the present invention.

FIG. 15 is a perspective view of a third partial snub assembly of the present invention.

Fig. 16 is a perspective view of a fourth partial snub assembly of the present invention.

Fig. 17 is a second partially sectional perspective view of the present invention.

The meaning of the reference symbols in the figures: 1: suspension, 12: brake disc, 13: a driving machine, 14: baffle, 2: pedal detection assembly, 22: mounting sleeve, 23: brake pedal, 24: gear, 25: first return spring, 26: rectangular slotted block, 27: rack, 28: second return spring, 29: control switch, 210: execution switch, 3: emergency brake assembly, 31: special-shaped support frame, 32: communication pipe, 33: rectangular supporting block, 34: vacuum gas tube, 35: pressure valve, 36: push frame, 37: first brake sleeve, 38: first brake pad, 39: first return spring, 310: t-slotted rack, 311: metal sensor, 312: spacing truss, 313: metal sheet, 314: tension spring, 4: speed reduction assembly, 41: special-shaped slotted frame, 42: tape spool, 43: second return spring, 44: rectangular slide rail frame, 45: first return spring, 46: wedge pulling rod, 47: wedge-shaped perforated frame, 48: second return spring, 49: deceleration round bar, 410: first return spring, 5: snub assembly, 51: rectangular fixing rod, 501: rectangular oscillating lever, 502: torsion spring, 52: arc link, 53: a second brake sleeve, 54: second brake pad, 55: second return spring, 56: rectangular limit plate, 57: three slotted frames, 58: sliding rail frame, 59: first return spring, 510: trigger lever, 511: second return spring, 512: profiled grooved plate, 513: wedge spacing, 514: compression spring, 515: three-slot connecting rod, 6: prompt component, 61: distance sensor, 62: mounting plate, 63: indicator lamp, 7: electromagnetic brake assembly, 71: arc-shaped mounting frame, 72: electromagnet, 73: and a permanent magnet.

Detailed Description

In the description of the present invention, it should be noted that the terms "connected" and "connected" are used broadly and should be understood to include, for example, fixed connections, detachable connections, integrated connections, mechanical connections, electrical connections, direct connections, and indirect connections through intervening media, unless expressly specified or limited otherwise. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

The utility model provides an auxiliary emergency braking device for electric automobile, as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10 and fig. 11, including suspension 1, brake disc 12, transmission 13, baffle 14, pedal detection component 2 and emergency braking component 3, suspension 1 front and back both sides all are equipped with brake disc 12, suspension 1 bottom is equipped with transmission 13, baffle 14 is located suspension 1 top, be equipped with pedal detection component 2 on the baffle 14, pedal detection component 2 is used for detecting whether the one-level braking system of equipment damages, be equipped with emergency braking component 3 on suspension 1, emergency braking component 3 is used for braking under the condition of emergency.

The pedal detection component 2 comprises an installation sleeve 22, a brake pedal 23, a gear 24, a first return spring 25, rectangular slotted blocks 26, a rack frame 27, a second return spring 28, a control switch 29 and an execution switch 210, wherein the installation sleeve 22 is fixedly connected to the front part of the baffle plate 14, the brake pedal 23 is rotatably connected to the right side of the installation sleeve 22, the gear 24 is symmetrically and fixedly connected to the upper part of the brake pedal 23, the two gears 24 are positioned at two sides of the installation sleeve 22, the first return spring 25 is connected between the installation sleeve 22 and the brake pedal 23, a pair of rectangular slotted blocks 26 is fixedly connected to the inner side, close to the installation sleeve 22, of the baffle plate 14, the rack frame 27 is slidably connected to the upper part of the rectangular slotted blocks 26, the rack frame 27 is meshed with the gear 24, the second return spring 28 for driving the rack frame 27 to return is connected between the rack frame 27 and the rectangular slotted blocks 26, the control switch 29 for controlling the external hydraulic supply end to input hydraulic pressure into the communication pipeline 32 is fixedly connected to the baffle plate 14, an execution switch 210 is fixedly connected to the baffle plate 14, the control switch 29 is positioned on the rear side of the mounting sleeve 22, the execution switch 210 is positioned on the front side of the mounting sleeve 22, and the control switch 29 and the execution switch 210 are respectively positioned above the two rack frames 27.

The emergency brake component 3 comprises a special-shaped support frame 31, a communicating pipeline 32, a rectangular support block 33, a vacuum air pipe 34, a pressure valve 35, a pushing frame 36, a brake sleeve I37, a brake pad I38, a first homing spring 39, a T-shaped slotted frame 310, a metal sensor 311, a limiting slotted frame 312, a metal sheet 313 and a tension spring 314, the special-shaped support frame 31 is fixedly connected with the front side and the rear side of the suspension frame 1, the special-shaped support frame 31 is positioned above the brake disc 12, the communicating pipeline 32 is fixedly connected above the special-shaped support frame 31, the brake sleeve I37 is fixedly connected on the special-shaped support frame 31, the brake sleeve I37 is communicated with the communicating pipeline 32, the rectangular support block 33 is fixedly connected on the right side above the brake sleeve I37, the vacuum air pipe 34 is fixedly installed on the rectangular support block 33, the pressure valve 35 is fixedly connected at the right end of the vacuum air pipe 34, the vacuum air pipe 34 operates when the pressure valve 35 is opened, the pushing frame 36 is fixedly connected at the left end of the vacuum air pipe 34, the brake pad I38 is symmetrically and slidably connected inside the brake sleeve I37, the brake pad I38 is used for limiting the brake disc 12, a first homing spring 39 used for driving the brake pad I38 to reset is connected between the brake pad I38 and the brake sleeve I37, a T-shaped slotted frame 310 is fixedly connected to the top of the communicating pipeline 32, metal sensors 311 are fixedly connected to the front side and the rear side of the T-shaped slotted frame 310, a limiting slotted frame 312 is slidably connected onto the T-shaped slotted frame 310, oblique sliding grooves are symmetrically formed in one side, away from the T-shaped slotted frame 310, of the limiting slotted frame 312, the brake pad I38 is in limiting fit with the limiting slotted frame 312, metal sheets 313 are symmetrically and fixedly connected onto the limiting slotted frame 312, the metal sheets 313 are slidably matched with the T-shaped slotted frame 310, and a tension spring 314 is connected between the vacuum air pipe 34 and the push frame 36.

When the device is installed on an electric automobile, the communication pipeline 32 is communicated with an external hydraulic pressure supply end, when the device is normally braked, a driver steps on the brake pedal 23, the first return spring 25 is compressed along with the first return spring, the gear 24 drives the rack frame 27 to move upwards, the second return spring 28 is compressed along with the second return spring, so that the rack frame 27 presses the control switch 29 and the execution switch 210, the control switch 29 controls the external hydraulic pressure supply end to input hydraulic pressure into the communication pipeline 32, the hydraulic pressure enters the brake sleeve I37 and pushes the brake pad I38 and the brake pad I upper device to move towards the mutually approaching direction, the first return spring 39 is compressed along with the control switch, the brake pad I38 also limits the brake disc 12 to play a braking role, meanwhile, the brake pad I38 pushes the limiting groove frame 312 and the brake pad I device to move towards the direction approaching the pressure valve 35, and the metal sensor 311 detects the metal sheet 313 after 1-2 seconds, the metal sensor 311 transmits information to the control center, the execution switch 210 does not control the pressure valve 35 to open, when the electric vehicle stops, the external hydraulic supply end stops transmitting hydraulic pressure, the first homing spring 39 resets accordingly and drives the first brake pad 38 and the device thereon to reset, when the hydraulic system fails, a driver steps on the brake pedal 23 with feet, the first brake pad 38 does not limit the brake disc 12, after 1-2 seconds, the metal sensor 311 does not detect the metal sheet 313, the execution switch 210 controls the pressure valve 35 to open, so that the vacuum air pipe 34 operates, pressure difference is generated inside the vacuum air pipe 34 to drive the pushing frame 36 to move towards the direction close to the pressure valve 35, the tension spring 314 is compressed accordingly, then the pushing frame 36 pushes the limiting groove frame 312 to move together, the limiting groove frame 312 drives the first brake pad 38 and the device thereon to move towards the direction close to each other, the metal sensor 311 can detect the metal sheet 313, the metal sensor 311 transmits information to the control center to control the vacuum air pipe 34 to stop operating, the tension spring 314 can reset accordingly and drive the push frame 36 and the devices thereon to reset, and the safety guarantee of the electric automobile brake can be effectively improved by repeating the operations.

Example 2

On the basis of embodiment 1, as shown in fig. 12, the emergency brake device further includes a deceleration component 4, the deceleration component 4 is disposed on the communication pipe 32, the deceleration component 4 is used for decelerating during emergency braking, the deceleration component 4 includes a special-shaped slotted frame 41, a band rod pushing frame 42, a second return spring 43, a rectangular slide rail frame 44, a first return spring 45, a wedge-shaped pulling rod 46, a wedge-shaped slotted frame 47, a second return spring 48, a deceleration round rod 49 and a first return spring 410, the top of the communication pipe 32 is symmetrically and fixedly connected with the special-shaped slotted frame 41, the band rod pushing frame 42 is slidably connected between the two special-shaped slotted frames 41 on the same side, the top of the band rod pushing frame 42 is symmetrically provided with slots, the band rod pushing frame 42 is in contact with the limit slotted frame 312, the second return spring 43 is connected between the band rod pushing frame 42 and the special-shaped slotted frame 41, the rectangular slide rail frame 44 is fixedly connected to the left side of the band rod pushing frame 42, the pushing frame 36 is connected with the rectangular sliding rail frame 44 in a sliding manner, a first return spring 45 is connected between the pushing frame 36 and the rectangular sliding rail frame 44, one side of the upper portion of the pushing frame 36, which is far away from the vacuum air pipe 34, is fixedly connected with a wedge-shaped pulling rod 46, the wedge-shaped pulling rod 46 is of a T-shaped structure, a wedge-shaped slotted frame 47 is connected between the two special-shaped slotted frames 41 in a sliding manner, a plurality of small round holes are symmetrically formed in the wedge-shaped slotted frame 47, the wedge-shaped slotted frame 47 is in contact with the wedge-shaped pulling rod 46, a second return spring 48 is connected between the wedge-shaped slotted frame 47 and the special-shaped slotted frame 41, a plurality of speed reducing round rods 49 are symmetrically and linearly distributed on the wedge-shaped slotted frame 47 in a sliding manner, the speed reducing round rods 49 are positioned above the special-shaped slotted frame 41, and a first return spring 410 is connected between the speed reducing round rods 49 and the wedge-shaped slotted frame 47, by the cooperation of the deceleration round bar 49 and the first restoring spring 410, the speed of the movement of the belt bar pushing frame 42 and the devices thereon is slowed down.

When the vacuum air tube 34 is operated, the pushing frame 36 drives the pushing frame 42 with the rod to move towards the direction close to the T-shaped slotted frame 310 through the first return spring 45, the pushing frame 42 with the rod pushes the limiting slotted frame 312 and the device thereon to move together, when the pushing frame 36 and the device thereon move, the wedge-shaped pulling rod 46 pushes the wedge-shaped slotted frame 47 and the device thereon to move downwards, so that one pair of the decelerating circular rods 49 are clamped on the clamping grooves on the pushing frame 42 with the rod, the speed of the pushing frame 42 with the rod and the device thereon is reduced through the cooperation of the decelerating circular rods 49 and the first restoring spring 410, so that the first brake pad 38 slowly limits the first brake disc 12, the damage of the equipment due to excessive heat generated by the severe friction between the first brake disc 12 and the first brake pad 38 is prevented, meanwhile, the balance in the braking process is kept, and the safety hazard caused by the over-fast braking is avoided, when the pushing frame 36 and the devices thereon are reset, the wedge-shaped hole frame 47 and the devices thereon are reset, and the safety guarantee in the braking process can be increased through the operation.

Example 3

On the basis of embodiment 2, as shown in fig. 13, 15 and 16, the emergency braking device further includes an inching brake assembly 5, the inching brake assembly 5 for preventing the occurrence of the locking phenomenon is disposed on the emergency braking assembly 3, the inching brake assembly 5 includes a rectangular fixing rod 51, a rectangular swinging rod 501, a torsion spring 502, an arc-shaped connecting frame 52, a second brake sleeve 53, a second brake pad 54, a second restoring spring 55, a rectangular limit plate 56, a three-slotted-groove frame 57, a sliding rail frame 58, a first restoring spring 59, a triggering circular rod 510, a second restoring spring 511, a special-shaped slotted-groove plate 512, a wedge-shaped limit frame 513, an extrusion spring 514 and a three-slotted-groove connecting rod 515, the rectangular fixing rod 51 is fixedly connected to the front side of the pushing frame 36, the rectangular swinging rod 501 is rotatably connected to the front end of the rectangular fixing rod 51, a pair of torsion springs 502 is connected between the rectangular swinging rod 501 and the rectangular fixing rod 51, an arc-shaped connecting frame 52 is symmetrically and fixedly connected to the right side of the special-shaped supporting frame 31, the arc-shaped connecting frames 52 are positioned at two sides of the first brake sleeve 37, a second brake sleeve 53 is fixedly connected between the two arc-shaped connecting frames 52 at the same side, the second brake sleeve 53 is symmetrically and slidably connected with a second brake pad 54, the second brake pad 54 is used for spot braking of the electric automobile to facilitate the direction adjustment of the electric automobile to avoid obstacles or pedestrians, the second brake pad 54 is positioned at the front side and the rear side of the brake disc 12, a second reducing spring 55 is connected between the second brake pad 54 and the second brake sleeve 53, a rectangular limiting plate 56 is fixedly connected at one side of the top of the communication pipeline 32, which is far away from the suspension 1, three inclined sliding chutes are formed at the top of the rectangular limiting plate 56, a three-slotted frame 57 is fixedly connected at one side of the top of the special-shaped support frame 31, which is far away from the suspension 1, three sliding slide rail frames 58 are linearly and uniformly distributed and slidably connected on the three-slotted frame 57, the sliding slide rail frames 58 are positioned above the rectangular limiting plate 56, and a first restoring spring 59 is connected between the sliding rail frames 58 and the three-slotted frame 57, sliding type is connected with in the sliding rail frame 58 and triggers round bar 510, trigger round bar 510 and the spacing cooperation of rectangle limiting plate 56, it recovers spring 511 to be connected with the second between round bar 510 and the sliding rail frame 58 to trigger, two 53 right sides rigid couplings of brake cover have heterotypic fluting board 512, heterotypic fluting board 512 middle part sliding type is connected with wedge spacing frame 513, wedge spacing frame 513 is used for driving two 54 of brake block can move towards the direction that is close to each other, homonymy wedge spacing frame 513 and two 54 spacing cooperations of brake block, be connected with extrusion spring 514 between heterotypic fluting board 512 and the wedge spacing frame 513, 1 one side rigid coupling has three-groove connecting rod 515, homonymy three-groove connecting rod 515 and the sliding rail frame 58 contact are kept away from to wedge spacing frame 513.

In the process of emergency braking of the equipment, through the matching of the rectangular swing rod 501, the torsion spring 502, the triggering circular rod 510 and the devices thereon, the rectangular swing rod 501 sequentially pushes the triggering circular rod 510 and the devices thereon to move along the sliding grooves on the rectangular limit plate 56, so that the three sliding rail brackets 58 sequentially push the three-groove connecting rod 515 to move in the direction away from the second brake sleeve 53, when the three-groove connecting rod 515 moves in the direction away from the second brake sleeve 53, the extrusion spring 514 is stretched accordingly, through the action of the wedge-shaped limit frame 513, the second brake pad 54 moves in the direction approaching each other, the second reduction spring 55 is compressed accordingly, the second brake pad 54 also limits the brake disc 12 to play a braking role, when the three-groove connecting rod 515 is reset, the extrusion spring 514 is reset accordingly and drives the wedge-shaped limit frame 513 and the devices thereon to reset, the second reduction spring 55 is reset accordingly and drives the second brake pad 54 to reset, in the process of the second 54-time reciprocating motion of the brake pad, the second 54-time brake pad performs inching on the electric automobile for three times, the speed of the electric automobile can be reduced step by step through inching, the locking phenomenon is prevented, and the electric automobile can conveniently adjust the direction to avoid obstacles or pedestrians.

Example 4

On embodiment 3's basis, as shown in fig. 17, still including suggestion subassembly 6, suggestion subassembly 6 is located on baffle 14, suggestion subassembly 6 is used for reminding the driver to brake, suggestion subassembly 6 is including distance sensor 61, mounting panel 62 and pilot lamp 63, suspension 1 left side rigid coupling has the distance sensor 61 that is used for responding to the barrier in electric automobile the place ahead, baffle 14 top rigid coupling has mounting panel 62, mounting panel 62 right side symmetry rigid coupling has pilot lamp 63, pilot lamp 63 is used for reminding the driver to brake.

In the process that electric automobile went, distance sensor 61 is used for responding to the barrier in electric automobile the place ahead, and when there was the barrier in electric automobile five meters in the place ahead, distance sensor 61 can sense the barrier and give control center control pilot lamp 63 with information transfer and light to remind the navigating mate brake.

Example 5

On embodiment 4's basis, as shown in fig. 8, still including electromagnetic brake subassembly 7, electromagnetic brake subassembly 7 is located the intercommunication pipeline 32 inboard, driving safety has been guaranteed to electromagnetic brake subassembly 7, electromagnetic brake subassembly 7 is including arc mounting bracket 71, electro-magnet 72 and permanent magnet 73, the inboard symmetry rigid coupling of intercommunication pipeline 32 has arc mounting bracket 71, the rigid coupling has electro-magnet 72 on the arc mounting bracket 71, electro-magnet 72 circular telegram back has magnetism, one side rigid coupling that a brake block 38 kept away from each other has permanent magnet 73, permanent magnet 73 and the electro-magnet 72 after the circular telegram repel each other, permanent magnet 73 and electro-magnet 72 contact.

After the indicator light 63 is continuously lit for a period of time, the driver does not step on the brake disc 12 in time, the electromagnet 72 is electrified, and the electromagnet 72 and the permanent magnets 73 repel each other, so that the two permanent magnets 73 and the devices thereon move towards the direction of mutual approaching, the speed of the electric vehicle is reduced, and the driving safety is ensured.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.