EMB braking device

Abstract

The utility model discloses an EMB braking device, and particularly relates to the technical field of automobile braking, the EMB braking device comprises a shell, a controller, a first brake pad, a second brake pad, an electromagnet, a first movable magnet and a second movable magnet, the electromagnet, the first movable magnet and the second movable magnet are arranged in the shell, and the electromagnet fixed in the shell is electrically connected with the controller. The two ends of the first movable magnet are connected with the first brake pad and the first movable rod respectively, the other end of the first movable rod extends into a fixing piece fixedly connected with the shell and slides relative to the fixing piece, the first spring is arranged in the fixing piece and arranged outside the first movable rod in a sleeving mode, and the first movable rod can compress the first spring when moving. The second moving magnet is connected with the second brake pad, the second moving rod is connected with the second brake pad, the second moving rod can slide relative to the shell, the second spring is arranged outside the second moving rod in a sleeving mode, and the second spring can be compressed when the second moving rod moves. The braking device can accelerate the braking response speed and improve the stability of the locking effect, and is simple in structure and convenient to operate.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile braking, in particular to an EMB braking device. Background Art

[0002] The braking system is a system that forcibly reduces the speed of a moving device. In a vehicle, braking is usually performed by the brake.

[0003] Traditional braking systems usually use mechanical locking mechanisms, which have problems such as complex structure, inconvenient operation, and easy wear. Although the existing EMB braking system can achieve electronic control, it still needs to be improved in terms of locking effect and stability. Therefore, it is an urgent need for the current technological development to develop an EMB braking device with the advantages of simple structure, convenient operation, and stable locking effect. Utility Model Content

[0004] The purpose of the utility model is to provide an EMB brake device to solve the problems existing in the above-mentioned prior art, which can accelerate the braking response speed, improve the stability of the locking effect, and has a simple structure and is easy to operate.

[0005] To achieve the above purpose, the utility model provides the following solutions:

[0006] The utility model provides an EMB brake device, comprising a shell, a controller, a first brake pad, a second brake pad, and an electromagnet, a first moving magnet, a second moving magnet, a first stretching mechanism, and a second stretching mechanism arranged in the shell, the shell is connected to the controller, the electromagnet is fixedly connected to the shell, and the electromagnet is electrically connected to the controller, one end of the first moving magnet is fixedly connected to the first brake pad through a first connecting rod, the electromagnet and the shell are both slidably connected to the first connecting rod, the other end of the first moving magnet is fixedly connected to the first moving rod of the first stretching mechanism, the first stretching mechanism comprises a fixing member, the first moving rod and a first spring, the fixing member is fixedly connected to the shell, an end of the first moving rod away from the first moving magnet extends into the fixing member and can The first spring slides relative to the fixed member, and is placed in the fixed member and sleeved outside the first moving rod, one end of the first spring is fixedly connected to one end of the first moving rod extending into the fixed member, and the other end is fixedly connected to the inner side wall of the fixed member; the second moving magnet is fixedly connected to the second brake pad through a second connecting rod, and the second connecting rod is slidably connected to the shell, the second stretching mechanism includes a second moving rod and a second spring, one end of the second moving rod passes through the shell and is fixedly connected to the second brake pad, and the second moving rod can slide relative to the shell, the second spring is sleeved outside the second moving rod, and one end of the second spring is fixedly connected to one end of the second moving rod away from the second brake pad, and the other end is fixedly connected to the inner side wall of the shell close to the second brake pad.

[0007] Preferably, the electromagnet is provided with a first through hole, the side wall of the shell corresponding to the first through hole is provided with a second through hole matching the first through hole, and the end of the first connecting rod away from the first moving magnet passes through the first through hole and the second through hole in sequence and is fixedly connected to the first brake pad.

[0008] Preferably, the fixing member is a cylinder, an opening is provided at one end of the cylinder close to the first moving magnet, the first movable rod is a T-shaped rod, a T-shaped head of the T-shaped rod is placed in the cylinder, an end of the T-shaped rod away from the T-shaped head passes through the opening and is fixedly connected to the first moving magnet, one end of the first spring is fixedly connected to the T-shaped head, and the other end of the first spring is fixedly connected to the inner side wall of the cylinder at one end having the opening.

[0009] Preferably, the number of the second movable rods and the number of the second springs are both two, the two second movable rods respectively pass through the shell and are fixedly connected to the upper and lower parts of the second brake pad, the second stretching mechanism also includes a sliding plate, the ends of the two second movable rods away from the second brake pad are fixedly connected to the sliding plate, one ends of the two second springs are fixedly connected to the sliding plate, and the other ends of the two second springs are fixedly connected to the inner side wall of the shell close to one end of the second brake pad.

[0010] Preferably, a slide groove is provided on the inner bottom surface of the housing close to the second brake pad, and one end of the sliding plate extends into the slide groove and is slidably connected to the slide groove.

[0011] Preferably, a circular tube is fixedly installed in the shell, and a through groove is opened in the side wall of the shell near the circular tube. The second connecting rod is an L-shaped rod, and the L-shaped rod is slidably connected to the circular tube. One end of the L-shaped rod passes through the circular tube and is fixedly connected to the second moving magnet, and the other end of the L-shaped rod passes through the through groove and is fixedly connected to the second brake pad, and the L-shaped rod can move in the through groove.

[0012] Preferably, the shell is fixedly connected to the controller via a connecting plate, the connecting plate includes a first connecting plate and a second connecting plate, the first connecting plate is fixedly connected to the shell, the second connecting plate is fixedly connected to the controller, and the first connecting plate and the second connecting plate are fixedly connected by bolts.

[0013] Preferably, the first brake pad and the second brake pad are of the same shape and size.

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

[0015] The utility model provides an EMB brake device. During braking, the electromagnet is energized by a controller to generate magnetism, so as to attract the first moving magnet and the second moving magnet to approach the electromagnet at the same time, thereby simultaneously driving the first brake pad connected to the first moving magnet and the second brake pad connected to the second moving magnet to move toward each other, thereby locking the brake disc, and realizing the locking function by driving the electromagnetic force. The EMB brake device has a simple structure and is easy to operate. The first brake pad and the second brake pad move toward each other at the same time, thereby accelerating the braking response speed and ensuring the stability of vehicle locking. During the process of the first brake pad and the second brake pad moving toward each other, the first moving rod of the first stretching mechanism also moves toward the electromagnet along with the first moving magnet, and drives the first spring to be compressed, thereby assisting the movement of the first brake pad and maintaining stable movement. At the same time, the second moving rod in the second stretching mechanism moves along with the second brake pad, and drives the second spring to be compressed, thereby assisting the movement of the second brake pad, thereby realizing the first brake pad and the second brake pad to move toward each other stably and be locked in the braking position, thereby ensuring the stability of the vehicle locking effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a structural schematic diagram of the EMB brake device of the utility model;

[0018] Figure 2 It is a partial structural schematic diagram of the first brake pad and the first stretching mechanism of the EMB brake device of the utility model;

[0019] Figure 3 It is a partial structural schematic diagram of the second brake pad and the second stretching mechanism of the EMB brake device of the utility model.

[0020] In the figure: 1. shell; 2. connecting plate; 3. controller; 4. first brake pad; 5. second brake pad; 6. electromagnet; 7. first connecting rod; 8. first moving magnet; 9. second connecting rod; 10. round tube; 11. second moving magnet; 12. first stretching mechanism; 1201. cylinder; 1202. first moving rod; 1203. first spring; 1204. connecting block; 13. second stretching mechanism; 1301. sliding plate; 1302. second moving rod; 1303. second spring; 1304. slide groove; 14. through groove. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] The purpose of the utility model is to provide an EMB brake device to solve the problems existing in the above-mentioned prior art, which can accelerate the braking response speed, improve the stability of the locking effect, and has a simple structure and is easy to operate.

[0023] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0024] The utility model provides an EMB braking device, such as Figure 1As shown, it includes a shell 1, a controller 3, a first brake pad 4, a second brake pad 5, and an electromagnet 6, a first moving magnet 8, a second moving magnet 11, a first stretching mechanism 12 and a second stretching mechanism 13 arranged in the shell 1, the shell 1 is connected to the controller 3, the electromagnet 6 is fixedly connected to the shell 1, and the electromagnet 6 is electrically connected to the controller 3, one end of the first moving magnet 8 is fixedly connected to the first brake pad 4 through the first connecting rod 7, the electromagnet 6 and the shell 1 are both slidably connected to the first connecting rod 7, the other end of the first moving magnet 8 is fixedly connected to the first moving rod 1202 of the first stretching mechanism 12, the first stretching mechanism 12 includes a fixing member, the first moving rod 1202 and a first spring 1203, the fixing member is fixedly connected to the shell 1, the end of the first moving rod 1202 away from the first moving magnet 8 extends into the fixing member and can slide relative to the fixing member, the first spring 12 03 is placed in the fixing part and is sleeved on the outside of the first moving rod 1202, one end of the first spring 1203 is fixedly connected to one end of the first moving rod 1202 extending into the fixing part, and the other end is fixedly connected to the inner wall of the fixing part close to the first moving magnet 8; the second moving magnet 11 is fixedly connected to the second brake pad 5 through the second connecting rod 9, and the second connecting rod 9 is slidably connected to the shell 1, the second stretching mechanism 13 includes a second moving rod 1302 and a second spring 1303, one end of the second moving rod 1302 passes through the shell 1 and is fixedly connected to the second brake pad 5, and the second moving rod 1302 can slide relative to the shell 1, the second spring 1303 is sleeved on the outside of the second moving rod 1302, and one end of the second spring 1303 is fixedly connected to one end of the second moving rod 1302 away from the second brake pad 5, and the other end is fixedly connected to the inner wall of the shell 1 close to the second brake pad 5. When the vehicle is braking, a signal is transmitted to the controller 3, and the controller 3 energizes the electromagnet 6 to generate magnetism, attracting the first moving magnet 8 and the second moving magnet 11 located on both sides of the electromagnet 6 to move close to the electromagnet 6 at the same time, thereby driving the first brake pad 4 connected to the first moving magnet 8 and the second brake pad 5 connected to the second moving magnet 11 to move toward each other, thereby locking the brake disc. The locking function is achieved by driving the electromagnetic force. The EMB brake device has a simple structure and is easy to operate. The first brake pad 4 and the second brake pad 5 move toward each other at the same time, which speeds up the braking response speed and ensures the stability of vehicle locking. During the process of the first brake pad 4 and the second brake pad 5 moving toward each other, the first moving rod 1202 of the first stretching mechanism 12 also moves toward the electromagnet 6 along with the first moving magnet 8, and drives the first spring 1203 to be compressed, thereby assisting the movement of the first brake pad 4 and keeping it moving stably. At the same time, the second moving rod 1302 in the second stretching mechanism 13 moves along with the second brake pad 5, and drives the second spring 1303 to be compressed, thereby assisting the movement of the second brake pad 5, thereby realizing the stable movement of the first brake pad 4 and the second brake pad 5 toward each other, and locking them in the braking position, thereby ensuring the stability of the vehicle locking effect.When stopping braking, the controller 3 cuts off the power to the electromagnet 6, causing the magnetism of the electromagnet 6 to disappear, and the electromagnet 6 loses its attraction to the first moving magnet 8 and the second moving magnet 11. The first brake pad 4 and the first moving magnet 8 move away from the electromagnet 6 under the elastic force of the first spring 1203. At the same time, the second brake pad 5 and the second moving magnet 11 also move away from the electromagnet 6 under the elastic force of the second spring 1303, so that the first brake pad 4 and the second brake pad 5 leave the brake disc and reset, so that the vehicle is in a free state.

[0025] It is further preferred in the embodiment of the utility model that the electromagnet 6 is provided with a first through hole, the side wall of the shell 1 corresponding to the first through hole is provided with a second through hole matching the first through hole, and the end of the first connecting rod 7 away from the first moving magnet 8 passes through the first through hole and the second through hole in sequence and is fixedly connected to the middle part of the first brake pad 4.

[0026] It is further preferred in the embodiments of the present invention that Figure 2 As shown, the fixing member is a cylinder 1201, and an opening is provided at one end of the cylinder 1201 close to the first moving magnet 8. The first moving rod 1202 is a T-shaped rod, and the T-shaped head of the T-shaped rod is placed in the cylinder 1201. The end of the T-shaped rod away from the T-shaped head passes through the opening and is fixedly connected to the first moving magnet 8 through a connecting block 1204. One end of the first spring 1203 is fixedly connected to the T-shaped head, and the other end of the first spring 1203 is fixedly connected to the inner side wall of the cylinder 1201 with the opening. The area of ​​the T-shaped head is larger than the area of ​​the opening, and when the T-shaped rod moves toward the opening, the T-shaped head can prevent the T-shaped rod from detaching from the cylinder 1201.

[0027] In the embodiment of the utility model, it is further preferred that the number of the second moving rod 1302 and the second spring 1303 are both two, the two second moving rods 1302 pass through the housing 1 and are fixedly connected to the upper and lower parts of the second brake pad 5, respectively, the second stretching mechanism 13 also includes a sliding plate 1301, the ends of the two second moving rods 1302 away from the second brake pad 5 are fixedly connected to the sliding plate 1301, the ends of the two second springs 1303 are fixedly connected to the sliding plate 1301, and the other ends of the two second springs 1303 are fixedly connected to the inner side wall of the housing 1 close to one end of the second brake pad 5. The two second moving rods 1302 are fixedly connected to the upper and lower parts of the second brake pad 5, respectively, which can improve the stability of the second brake pad 5, and the ends of the two second moving rods 1302 away from the second brake pad 5 are fixedly connected to the sliding plate 1301, which can ensure that the two second moving rods 1302 can move together, thereby improving the stability of the movement of the second brake pad 5.

[0028] In the embodiment of the utility model, it is further preferred that a slide groove 1304 is provided on the inner bottom surface of the housing 1 near the second brake pad 5, and one end of the sliding plate 1301 extends into the slide groove 1304 and is slidably connected with the slide groove 1304. When the sliding plate 1301 moves, it can move stably along the slide groove 1304 and is not easy to deviate.

[0029] It is further preferred in the embodiments of the present invention that Figure 3 As shown, a round tube 10 is fixedly mounted on the inner side wall of the housing 1, and a through slot 14 is provided on the side wall of the housing 1 on which the round tube 10 is mounted. The second connecting rod 9 is an L-shaped rod, which is slidably connected to the round tube 10, and one end of the L-shaped rod passes through the round tube 10 and is fixedly connected to the second moving magnet 11, and the other end of the L-shaped rod passes through the through slot 14 and is fixedly connected to the second brake pad 5, and the L-shaped rod can move in the through slot 14. The electromagnet 6 generates magnetism, and the second moving magnet 11 drives one end of the L-shaped rod to move along the round tube 10 toward the electromagnet 6 under the attraction of the magnetic force, and the other end of the L-shaped rod moves in the through slot 14, and the round tube 10 can make the L-shaped rod move more smoothly.

[0030] It is further preferred in the embodiment of the utility model that the shell 1 is fixedly connected to the controller 3 through a connecting plate 2, the connecting plate 2 includes a first connecting plate 2 and a second connecting plate 2, the first connecting plate 2 is fixedly connected to the shell 1, the second connecting plate 2 is fixedly connected to the controller 3, and the first connecting plate 2 and the second connecting plate 2 are fixedly connected by bolts.

[0031] It is further preferred in the embodiment of the present invention that the first brake pad 4 and the second brake pad 5 are the same in shape and size.

[0032] The present invention uses specific examples to illustrate the principle and implementation of the present invention. The above examples are only used to help understand the method and core idea of ​​the present invention. At the same time, for those skilled in the art, according to the idea of ​​the present invention, there will be changes in the specific implementation and application scope. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. An EMB brake device, characterized in that: The invention comprises a shell, a controller, a first brake pad, a second brake pad, and an electromagnet, a first moving magnet, a second moving magnet, a first stretching mechanism, and a second stretching mechanism arranged in the shell, the shell is connected to the controller, the electromagnet is fixedly connected to the shell, and the electromagnet is electrically connected to the controller, one end of the first moving magnet is fixedly connected to the first brake pad through a first connecting rod, the electromagnet and the shell are both slidably connected to the first connecting rod, the other end of the first moving magnet is fixedly connected to the first moving rod of the first stretching mechanism, the first stretching mechanism comprises a fixing part, the first moving rod and a first spring, the fixing part is fixedly connected to the shell, and one end of the first moving rod away from the first moving magnet extends into the fixing part and can slide relative to the fixing part The first spring is placed in the fixing member and is sleeved outside the first moving rod, one end of the first spring is fixedly connected to one end of the first moving rod extending into the fixing member, and the other end is fixedly connected to the inner side wall of the fixing member; the second moving magnet is fixedly connected to the second brake pad through a second connecting rod, and the second connecting rod is slidably connected to the shell, the second stretching mechanism includes a second moving rod and a second spring, one end of the second moving rod passes through the shell and is fixedly connected to the second brake pad, and the second moving rod can slide relative to the shell, the second spring is sleeved outside the second moving rod, and one end of the second spring is fixedly connected to one end of the second moving rod away from the second brake pad, and the other end is fixedly connected to the inner side wall of the shell close to the second brake pad.

2. The EMB brake device according to claim 1, characterized in that: The electromagnet is provided with a first through hole, and the side wall of the shell corresponding to the first through hole is provided with a second through hole matching the first through hole, and the end of the first connecting rod away from the first moving magnet passes through the first through hole and the second through hole in sequence and is fixedly connected to the first brake pad.

3. The EMB brake device according to claim 1, characterized in that: The fixing member is a cylinder, and an opening is formed at one end of the cylinder close to the first moving magnet. The first moving rod is a T-shaped rod, and a T-shaped head of the T-shaped rod is placed in the cylinder. An end of the T-shaped rod away from the T-shaped head passes through the opening and is fixedly connected to the first moving magnet. One end of the first spring is fixedly connected to the T-shaped head, and the other end of the first spring is fixedly connected to the inner side wall of the cylinder at one end having the opening.

4. The EMB brake device according to claim 1, characterized in that: The number of the second moving rods and the second springs are both two, and the two second moving rods pass through the shell and are fixedly connected to the upper and lower parts of the second brake pad respectively. The second stretching mechanism also includes a sliding plate, and the ends of the two second moving rods away from the second brake pad are fixedly connected to the sliding plate, one ends of the two second springs are fixedly connected to the sliding plate, and the other ends of the two second springs are fixedly connected to the inner side wall of the shell close to one end of the second brake pad.

5. The EMB brake device according to claim 4, characterized in that: A sliding groove is provided on the inner bottom surface of the housing close to the second brake pad, and one end of the sliding plate extends into the sliding groove and is slidably connected with the sliding groove.

6. The EMB brake device according to claim 1, characterized in that: A round tube is fixedly installed in the shell, and a through groove is opened in the side wall of the shell near the round tube. The second connecting rod is an L-shaped rod, and the L-shaped rod is slidably connected to the round tube. One end of the L-shaped rod passes through the round tube and is fixedly connected to the second moving magnet, and the other end of the L-shaped rod passes through the through groove and is fixedly connected to the second brake pad, and the L-shaped rod can move in the through groove.

7. The EMB brake device according to claim 1, characterized in that: The shell is fixedly connected to the controller via a connecting plate, the connecting plate includes a first connecting plate and a second connecting plate, the first connecting plate is fixedly connected to the shell, the second connecting plate is fixedly connected to the controller, and the first connecting plate and the second connecting plate are fixedly connected by bolts.

8. The EMB brake device according to claim 1, characterized in that: The first brake pad and the second brake pad have the same shape and size.

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