CN112161008B

CN112161008B - New energy automobile arresting gear

Info

Publication number: CN112161008B
Application number: CN202010865709.3A
Authority: CN
Inventors: 吕瑶
Original assignee: CHONGQING WANGCHENG TECHNOLOGY CO LTD
Current assignee: CHONGQING WANGCHENG TECHNOLOGY CO LTD
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2022-07-15
Anticipated expiration: 2040-08-25
Also published as: CN112161008A

Abstract

The invention discloses a new energy automobile braking device which comprises a frame and a fixing frame, wherein the fixing frame is fixed on the outer wall of the frame; the pressing plate is pivoted in the frame; the transmission part is arranged in the fixed frame; the transmission piece is hinged to one end of the pressing plate; the auxiliary support frame is fixed at the bottom of the inner cavity of the frame; the positioning piece is pivoted at the edge of the upper side of the frame and is in sliding fit with the pressing plate; the friction piece is fixed on the upper side of the other end of the pressure plate; the transmission part comprises a pull rod and a first adjusting seat, and the first adjusting seat is fixed at the upper end of the pull rod; the second adjusting seat is fixed in the middle of the pull rod; the friction piece comprises a mounting frame and a second side plate, and the second side plate is fixed at two ends of the lower side of the mounting frame; the first screw is screwed into the second side plate; the plurality of first screw rods are arranged along the length direction of the second side plate; the bearing plate is fixed at the bottom of the inner cavity of the mounting frame; the friction block is fixed on the upper side of the bearing plate; the adjusting block is fixed between two adjacent friction blocks.

Description

New energy automobile arresting gear

Technical Field

The invention relates to the technical field of automobile braking, in particular to a new energy automobile braking device.

Background

In the process of braking of an automobile, an acting force is directly applied to wheels by an automobile braking device to brake, a reaction force is generated to the automobile braking device in the process, when emergency braking occurs, the braking force generated in a short time is large, the braking part can be greatly damaged, and even the automobile braking part can be broken and damaged. However, the existing brake component and the wheel are directly in hard contact, so that the hard acting force which is directly acted with each other is difficult to avoid, and the existing brake component lacks a necessary buffer component, cannot buffer the force which is acted on the existing brake component, and has limited protection capability.

Therefore, a new energy automobile braking device is needed to be provided, when a reaction force is generated in the braking process, the new energy automobile braking device can generate a buffering effect on the reaction force, a good self-protection effect is achieved, and damage caused by an overlarge direct hard action force is avoided.

Disclosure of Invention

The invention aims to provide a new energy automobile braking device, which is used for solving the problem that the new energy automobile braking device cannot realize self-buffering protection when receiving a larger reaction force.

In order to realize the purpose, the technical scheme of the invention is as follows:

the utility model provides a new energy automobile arresting gear, includes the frame, still includes:

a fixing frame fixed on the outer wall of the frame by bolts;

a pressure plate pivoted in the frame;

the transmission part is arranged in the fixing frame; the transmission piece is hinged to one end of the pressing plate, which extends to the inside of the fixing frame;

the auxiliary support frame is fixed at the bottom of the inner cavity of the frame;

the positioning piece is pivoted at the edge of the upper side of the frame and is in sliding fit with the pressure plate;

a friction member fixed to an upper side of the other end of the pressure plate;

the driving medium includes the pull rod of round bar shape, still includes:

the first adjusting seat is fixed at the upper end of the pull rod;

the second adjusting seat is fixed in the middle of the pull rod;

the friction piece includes the mounting bracket of character cut in bas-relief, still includes:

a second side plate fixed at both ends of a lower side of the mounting frame; the second side plate extends along the width direction of the mounting rack;

a first screw rod screwed into the second side plate; the plurality of first screw rods are arranged along the length direction of the second side plate;

the bearing plate is fixed at the bottom of the inner cavity of the mounting frame;

a friction block fixed on the upper side of the bearing plate;

and the adjusting block is fixed between two adjacent friction blocks.

Preferably, the frame includes a rectangular bottom plate, and further includes:

a first side plate fixed at an edge of the bottom plate along a length direction of the bottom plate; the longitudinal section of the first side plate is trapezoidal;

the first mounting hole is a circular hole penetrating through the first side plate;

a top plate which is rectangular and fixed to the top ends of the two bottom plates;

the top plate, the bottom plate and the two first side plates form a quadrangular frustum pyramid-shaped installation space in a surrounding mode.

Preferably, the fixing frame includes a rectangular connecting plate, and further includes:

a first support plate which is rectangular and fixed to an upper end of the connection plate;

and a second support plate which is rectangular and fixed to a lower end of the connection plate.

Preferably, the first adjusting seat comprises a cylindrical first cylinder, and further comprises:

the first fixing hole is circular and penetrates through the axis of the first cylinder;

the first adjusting cavity penetrates through a circular hole in the first cylinder along the circumferential direction of the first cylinder;

the connecting hole penetrates through the top of the first cylinder and is communicated with the first adjusting cavity;

the first spring is bound in the first cylinder and extends out of the connecting hole; the upper end of the first spring is bound on the first supporting plate; the plurality of first springs are distributed along a circumferential direction of the first cylinder.

Preferably, the second adjusting seat includes a cylindrical second cylinder, and further includes:

a second fixing hole penetrating therethrough in an axial direction of the second cylinder;

the second adjusting cavity penetrates through the second cylinder along the circumferential direction of the second cylinder;

and one end of the second spring is bound on the top of the second adjusting cavity, and the other end of the second spring is bound on the second supporting plate.

Preferably, the auxiliary supporting frame includes a rectangular supporting plate, and further includes:

a base fixed to the bottom of the inner cavity of the frame; the lower part of the supporting plate is pivoted on the base;

the second telescopic rod is supported between the supporting plate and the base in a sliding mode;

the lower end of the first telescopic rod is slidably arranged in the supporting plate in a penetrating way; the plurality of first telescopic rods are arranged along the width direction of the supporting plate;

a carrier plate which is a rectangular plate; the lower side of the carrying plate is hinged to the top end of the first telescopic rod, and the upper side of the carrying plate is fixed to one side, away from the friction piece, of the pressing plate;

the third spring is sleeved on the first telescopic rod;

and the nut is screwed on the first telescopic rod and tightly pressed at one end of the third spring, which is deviated from the loading plate.

Preferably, the pressing plate includes a plate body, and further includes:

the transmission hole is arranged at one end of the pressing plate, which extends into the fixed frame, in a penetrating way;

the second mounting groove is a semi-cylindrical groove concavely arranged on the upper side of the plate body;

the guide groove is an arc-shaped groove concavely arranged in the second mounting groove; at least 2 guide grooves are distributed along the axial direction of the second mounting groove;

the first rotating shaft is pivoted in the plate body, and two ends of the first rotating shaft are respectively pivoted in the two first mounting holes;

the friction piece is arranged in the first mounting groove.

Preferably, the adjusting block comprises a frame, an adjusting groove is concavely arranged at the upper part of the frame, and the edge of the bottom of the adjusting groove is a cylindrical curved surface;

the regulating block further comprises:

the first rubber block is pivoted at the bottom of the adjusting groove; the outer wall of one end of the first rubber block, which is in contact with the side wall of the frame, is a cylindrical curved surface; the two first rubber blocks are aligned in the horizontal direction;

the third rubber block is pivoted on the first rubber blocks and is positioned above the contact part of the two first rubber blocks; the longitudinal section of the third rubber block is trapezoidal;

and the second rubber block is fixed on the upper side of the first rubber block and is extruded between the third rubber block and the side wall of the frame.

Preferably, the carrying plate comprises a rectangular carrying frame;

the pressure resistant block is in a quadrangular frustum pyramid shape; the plurality of pressure-resistant blocks are arranged and fixed along the length direction of the bearing frame; the top surface and the bottom surface of two adjacent pressure-resistant blocks are opposite in direction.

Preferably, the locating piece cuboid-shaped cover plate further comprises:

a guide roller which is semi-cylindrical and is fixed on the cover plate by a bolt;

the second screw is screwed in the cover plate by threads;

a slide belt which is arc-shaped and is fixed to the outer side of the guide roller by bolts; at least two sliding belts are distributed along the axial direction of the guide roller.

The invention has the following advantages:

(1) when the pull rod slides towards the inside of the fixing frame along the second fixing hole, the second cylinder moves, meanwhile, one end, connected with the transmission piece, of the pressing plate rotates, the other end of the pressing plate rotates and drives the friction piece to be far away from the brake drum of the extruded wheel. This in-process, the second spring plays the traction to the second barrel, and the second spring appears warping in order to absorb the pulling force by tensile in-process, plays fine buffering guard action, avoids the second barrel to receive great pulling force in the short time and great displacement appears, the condition of damage appears even.

(2) In the braking process, drive when the clamp plate rotates and carry the thing board, carry the first telescopic link of thing board pulling, first telescopic link pulling backup pad, the backup pad is along with rotating. And the second telescopic rod extends out of the base while the supporting plate rotates. In the process, the second telescopic rod plays a good supporting role for the base. Meanwhile, the third spring extrudes the loading plate, and the third spring plays a role in supporting and pushing the loading plate.

(3) In the braking process, the third rubber block and the second rubber block are adjusted in position through the first rubber block to achieve braking, proper braking force between the third rubber block and the brake drum is guaranteed to be kept, and damage to the third rubber block and the second rubber block caused by too large reaction force is avoided.

Drawings

Fig. 1 is a schematic view of a brake device of a new energy automobile.

Figure 2 is a schematic view of the framework of the invention.

Fig. 3 is a schematic view of the holder of the present invention.

FIG. 4 is a schematic view of a transmission of the present invention.

FIG. 5 is a partial view of a transmission of the present invention.

Fig. 6 is a partial view of a first adjustment block of the present invention.

Fig. 7 is a partial view of a second adjustment block of the present invention.

Fig. 8 is a schematic view of the auxiliary stand of the present invention.

FIG. 9 is a schematic view of a platen of the present invention.

FIG. 10 is a schematic view of the friction member of the present invention.

FIG. 11 is a partial view of the adjustment block of the present invention.

FIG. 12 is a schematic view of a carrier plate of the present invention.

FIG. 13 is a schematic view of a positioning member of the present invention.

1-a frame; 11-a first side panel; 12-a first mounting hole; 13-a top plate; 14-a base plate; 2-a fixed mount; 21-a first support plate; 22-a connecting plate; 23-a second support plate; 3-a transmission part; 31-a first adjustment seat; 311-a first cylinder; 312-a first fixation hole; 313-attachment hole; 314-a first spring; 315-a first conditioning chamber; 32-a pull rod; 33-a second adjustment seat; 331-a second cylinder; 332-a second fixing hole; 333-a second spring; 334-a second regulation cavity; 4-auxiliary support frame; 41-carrying plate; 42-a first telescoping rod; 43-a third spring; 44-a nut; 45-a support plate; 46-a second telescoping rod; 47-a base; 5, pressing a plate; 51-a drive bore; 52-a plate body; 53-a first shaft; 54-a second mounting groove; 55-a first mounting groove; 56-guide groove; 6-a friction member; 61-a friction block; 62-a mounting frame; 63-a second side plate; 64-a first screw; 65-a carrier plate; 651-resistant compact; 652-bearer frame; 66-an adjusting block; 661-frame; 662-a first rubber block; 663-second rubber block; 664-a third rubber block; 7-a positioning member; 71-a second screw; 72-a guide roller; 73-a cover plate; 74-sliding belt.

Detailed Description

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Examples

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the invention is further described with reference to the figures and the specific embodiments.

The high pressure resistant press jig of the present invention will be described in detail with reference to fig. 1 to 13.

The brake device of the new energy automobile comprises a frame 1. The new energy automobile braking device further comprises a fixing frame 2, and the fixing frame 2 is fixed on the outer wall of the frame 1 through bolts. The pressing plate 5 is pivoted in the frame 1. The transmission part 3 is arranged in the fixed frame 2; the transmission member 3 is hinged to one end of the pressing plate 5 extending to the inside of the fixing frame 2. The auxiliary support frame 4 is fixed at the bottom of the inner cavity of the frame 1 by bolts. The positioning element 7 is pivoted at the edge of the upper side of the frame 1 and is in sliding engagement with the pressure plate 5. The friction member 6 is fixed to the other end of the pressure plate 5 at the upper side thereof by bolts.

The working principle of the new energy automobile braking device is as follows:

the transmission part 3 slides along the fixed frame 2 and pulls one end of the pressing plate 5, the pressing plate 5 rotates around the positioning part 7, one end, far away from the transmission part 3, of the pressing plate 5 rotates around the positioning part 7, meanwhile, the friction part 6 is driven to rotate, the friction part 6 extrudes on a brake drum of a wheel to apply acting force for braking, and the braking process is achieved. In the process of rotating the pressing plate 5, the auxiliary supporting frame 4 stretches along with the rotation of the pressing plate 5, so that the pressing plate 5 is supported. The reaction force generated by the wheel brake drum is applied to the friction piece 6 in the braking process, and the friction piece 6 can generate certain deformation to adapt to the reaction force, so that the friction piece has a good buffering and protecting effect on the friction piece. After the friction piece 6 transmits the acting force to the auxiliary supporting frame 4, the auxiliary supporting frame 4 adjusts itself to adapt to the acting force, and the buffering protection effect is achieved. Meanwhile, the transmission piece 3 achieves the buffer protection effect along with adjustment.

The frame 1 comprises a rectangular bottom plate 14. The frame 1 further comprises a first side plate 11, and the first side plate 11 is fixed at the edge of the bottom plate 14 along the length direction of the bottom plate 14 by bolts; the two first side plates 11 are respectively arranged at two sides of the bottom plate 14, and the longitudinal section of the first side plate 11 is trapezoidal. The first mounting hole 12 is a circular hole formed through the first side plate 11. The top plate 13 is rectangular and is bolted to the top ends of two bottom plates 14. The top plate 13, the bottom plate 14 and the two first side plates 11 enclose a quadrangular frustum pyramid-shaped installation space.

When the brake pad is used, the top plate 13 is arranged on one side close to a wheel, the pressure plate 5 rotates in the installation space and drives the friction piece 6 to rotate together, and the friction piece 6 rotates and is extruded to a brake drum of the wheel to realize braking.

The holder 2 comprises a rectangular connecting plate 22. The fixing frame 2 further comprises a first supporting plate 21 which is rectangular and fixed at the upper end of the connecting plate 22 by bolts; the second support plate 23 is rectangular and is fixed to the lower end of the connecting plate 22 with bolts.

In use, the first support plate 21 and the second support plate 23 are bolted to the side walls of the frame 1. The first support plate 21 is used for connection with the upper end of the transmission member 3, and the second support plate 23 is used for supporting and guiding the middle part of the transmission member 3. In the braking process, the transmission member 3 moves along the second support plate 23 and drives the end of the pressing plate 5 to rotate, and the end of the transmission member 3 is fixed on the first support plate 21, so that the transmission member 3 is ensured not to have large position deviation.

The transmission element 3 comprises a tie rod 32 in the form of a round rod. The transmission member 3 further comprises a first adjusting seat 31, and the first adjusting seat 31 is screwed and fixed at the upper end of the pull rod 32 by threads. The second adjusting seat 33 is hinged and fixed in the middle of the pull rod 32.

The first adjusting seat 31 includes a first cylinder 311 having a cylindrical shape. The first adjusting seat 31 further includes a first fixing hole 312, and the first fixing hole 312 is circular and passes through the axis of the first cylinder 311. The first adjusting cavity 315 penetrates through the first cylinder 311 along the circumferential direction of the first cylinder 311, the first adjusting cavity 315 is annular, and the longitudinal section of the first adjusting cavity 315 is rectangular. The coupling holes 313 are circular, and a plurality of coupling holes 313 are distributed along a circumferential direction of the first cylinder 311, and the coupling holes 313 penetrate the top of the first cylinder 311 and communicate with the first regulation chamber 315. The first spring 314 is bound inside the first cylinder 311, and the first spring 314 protrudes from the coupling hole 313. The upper end of the first spring 314 is bound to the first support plate 21. The plurality of first springs 314 are distributed along a circumferential direction of the first cylinder 311.

The second adjustment seat 33 includes a cylindrical second cylinder 331. The second adjusting seat 33 further includes a circular second fixing hole 332, and the second fixing hole 332 penetrates through the second cylinder 331 along the axial direction thereof. The second adjusting cavity 334 is arranged in the second cylinder 331 along the circumferential direction of the second cylinder 331, the second adjusting cavity 334 is annular, and the longitudinal section of the second adjusting cavity 334 is rectangular. One end of the second spring 333 is bound to the top of the second regulation chamber 334, and the other end of the second spring 333 is bound to the second support plate 23.

In use, the top end of the first adjusting seat 31 is hinged on the first supporting plate 21, and the lower end of the second adjusting seat 33 is fixed on the second supporting plate 23 by bolts. The pull rod 32 slides along the second support plate 23 to drive the first adjusting seat 31 and the second adjusting seat 33.

When the pull rod 32 pulls the first cylinder 311, the first cylinder 311 moves along with the pull rod 32, the upper end of the first spring 314 is bound to the first support plate 21, and the lower end of the first spring 314 pulls the bottom end of the first cylinder 311, so as to prevent the first cylinder 311 from shifting greatly. The first spring 314 is deformed when being pulled to buffer the pulling force, so as to achieve a good buffering protection effect. The plurality of first springs 314 respectively surround the periphery of the pull rod 32, and respectively play a role in buffering, so that damage to a single first spring 314 caused by concentrated acting force when the single first spring is subjected to a large pulling force is avoided.

When the pull rod 32 pulls the second cylinder 331, the second cylinder 331 moves along with the pull rod 32 and the top of the second cylinder 331 starts to press the second spring 333, and the second spring 333 is deformed to support the second cylinder 331. The second spring 333 plays a good role in buffering and protecting the support of the second cylinder 331. The plurality of second springs 333 are distributed around the circumference of the pull rod 32, so that the pulling force transmitted from the pull rod 32 to the second cylinder 331 is further uniformly transmitted to the plurality of second springs 333, each second spring 333 is uniformly stressed, and the situation that the single second spring 333 is damaged due to large extrusion is avoided.

Likewise, when the pull rod 32 slides along the second fixing hole 332 toward the inside of the fixing frame 2, the second cylinder 331 moves along with the rotation of the end of the pressure plate 5 connected to the transmission member 3, and the other end of the pressure plate 5 rotates and drives the friction member 6 away from the brake drum of the pressed wheel. In the process, the second spring 333 plays a role in drawing the second cylinder 331, the second spring 333 deforms in the drawing process to absorb the pulling force, a good buffering protection effect is achieved, and the situation that the second cylinder 331 is damaged or even is greatly displaced due to the fact that the second cylinder 331 is subjected to large pulling force in a short time is avoided.

The auxiliary support frame 4 includes a rectangular support plate 45. The auxiliary support frame 4 further comprises a base 47, the longitudinal section of the base 47 is trapezoidal, and the base 47 is fixed at the bottom of the inner cavity of the frame 1 through bolts. The lower portion of the support plate 45 is pivotally attached to a base 47. The second telescopic rod 46 is of a round bar shape, the second telescopic rod 46 sliding between the support plate 45 and the base 47. A plurality of second telescopic bars 46 are arranged along the axial direction of the base 47. The first telescopic rod 42 is in a round rod shape, and the lower end of the first telescopic rod 42 is slidably arranged on the upper part of the supporting plate 45 in a penetrating way; the plurality of first telescopic bars 42 are arranged along the width direction of the support plate 45. The carrier plate 41 is a rectangular plate; the lower side of the carrying plate 41 is hinged to the top end of the first telescopic rod 42, and the upper side of the carrying plate 41 is fixed on the side of the pressure plate 5, which is far away from the friction piece 6, by bolts. The third spring 43 is sleeved on the first telescopic rod 42, and two ends of the third spring 43 respectively prop against the loading plate 41 and the nut 44. A nut 44 is screwed onto the first telescopic rod 42, and the nut 44 presses against the end of the third spring 43 facing away from the carrier plate 41. The nut 44 is rotated along the first telescopic rod 42 to adjust the distance between the nut 44 and the carrier plate 41, thereby adjusting the pressing force of the third spring 43 on the carrier plate 41.

When using, in braking process, drive when clamp plate 5 rotates and carry thing board 41, carry thing board 41 pulling first telescopic link 42, first telescopic link 42 pulling backup pad 45, backup pad 45 is along with rotating. While the support plate 45 rotates, the second telescopic bar 46 is extended from the inside of the base 47. In the process, the second telescopic rod 46 plays a good role in supporting the base 47. Meanwhile, the third spring 43 presses the carrier plate 41, and the third spring 43 supports and pushes the carrier plate 41.

During the brake cancellation, the pressure plate 5 rotates and drives the friction element 6 away from the brake drum of the wheel. The pressing plate 5 rotates and presses the loading plate 41, and the loading plate 41 presses the first telescopic rod 42 and the third spring 43. During the process that the first telescopic rod 42 slides into the supporting plate 45 along the axial direction of the supporting plate 45, the first telescopic rod 42 plays a good role in supporting the loading plate 41. The third spring 43 is deformed to absorb the pressing force after being pressed by the loading plate 41, thereby achieving a good buffering and protecting effect.

At the in-process of cancellation braking, backup pad 45 rotates and is close to base 47, and backup pad 45 extrudes second telescopic link 46, and in backup pad 45 and base 47 were contracted respectively to the both ends of second telescopic link 46 simultaneously, this in-process second telescopic link 46 played fine supporting role to backup pad 45, avoided backup pad 45 quick travel to cause the striking to damage.

The pressing plate 5 includes a plate body 52, and the plate body 52 is elongated. The pressure plate 5 further comprises a circular transmission hole 51; the transmission hole 51 is formed through one end of the pressing plate 5 extending into the fixing frame 2. The transmission hole 51 extends in the thickness direction of the plate body 52.

The second mounting groove 54 is a semi-cylindrical groove concavely formed in the upper side of the plate body 52. The guide groove 56 is an arc-shaped groove recessed in the second mounting groove 54; at least 2 guide grooves 56 are distributed along the axial direction of the second mounting groove 54.

The first rotating shaft 53 is pivotally connected to the board 52 along the width direction of the board 52, and two ends of the first rotating shaft 53 are pivotally connected to the two first mounting holes 12, respectively. The first mounting groove 55 is a rectangular groove concavely formed in the upper side of the plate body 52, and the friction member 6 is fixed in the first mounting groove 55 by bolts.

In use, the first shaft 53 rotates within the first mounting hole 12. The pull rod 32 is hinged to the driving hole 51. The pull rod 32 moves and drives the plate body 52 to rotate around the first rotating shaft 53, and the other end of the plate body 52 rotates along with the rotation and drives the friction member 6 to rotate.

The friction element 6 comprises a mounting 62 in the form of a recess. The friction member 6 further comprises a second side plate 63, the second side plate 63 being rectangular. Two second side plates 63 are respectively bolted at both ends of the lower side of the mounting bracket 62. The second side plate 63 extends in the width direction of the mounting bracket 62. The first screw 64 is screwed into the second side plate 63. The plurality of first screws 64 are arranged along the longitudinal direction of the second side plate 63. The carrier plate 65 is bolted to the bottom of the cavity of the mounting bracket 62. The friction block 61 is fixed to the upper side of the carrier plate 65 with bolts. The adjusting block 66 is fixed between two adjacent friction blocks 61 by bolts.

The adjusting block 66 comprises a rectangular frame 661, an adjusting groove is concavely arranged on the upper portion of the frame 661, and the edge of the bottom of the adjusting groove is a cylindrical curved surface. The adjustment block 66 also includes a first rubber block 662. The first rubber block 662 is pivoted at the bottom of the adjusting slot. The first rubber block 662 is long, and the outer wall of one end of the first rubber block 662, which is in contact with the side wall of the frame 661, is a cylindrical curved surface; the two first rubber blocks 662 are aligned in the horizontal direction. The third rubber block 664 is pivoted on the upper side of the first rubber blocks 662, and the third rubber block 664 is positioned above the contact part of the two first rubber blocks 662. The third rubber block 664 has a trapezoidal longitudinal section. The second rubber block 663 is hinged on the upper side of the first rubber block 662, and the second rubber block 663 is extruded between the third rubber block 664 and the side wall of the frame 661.

The carrier plate 65 includes a rectangular carrier frame 652. The resistant pressing block 651 is quadrangular frustum pyramid shaped; a plurality of press-resistant blocks 651 are arranged along the longitudinal direction of the carriage frame 652 and fixed by bolts; the top and bottom surfaces of two adjacent press resistant blocks 651 are opposite in direction.

In use, during braking, when the friction block 61 and the adjustment block 66 contact the brake drum of the braked wheel, the surface of the adjustment block 66 is pressed. The sides of the second rubber block 663 and the third rubber block 664, which contact with the brake drum of the wheel, are both pressed, and the reaction force of the brake drum is applied to the second rubber block 663 and the third rubber block 664. When the reaction force is mainly concentrated on the second rubber block 663, the end part of the first rubber block 662 is pressed after the second rubber block 663 is extruded, the first rubber block 662 rotates, one end of the first rubber block 662, which is far away from the second rubber block 663, jacks up the third rubber block 664, and the third rubber block 664 is further close to the brake drum, so that the friction force between the third rubber block 664 and the brake drum is increased. In the process, the second rubber block 663 is properly far away from the brake drum, so that a proper distance is kept between the second rubber block 663 and the brake drum. In the braking process, the positions of the third rubber block 664 and the second rubber block 663 are adjusted through the first rubber block 662 to achieve braking, and proper braking force between the third rubber block 664 and the second rubber block 663 and a brake drum is ensured to be kept, so that the third rubber block 664 and the second rubber block 663 cannot be damaged due to too large reaction force.

And a cover plate 73 in the shape of a rectangular parallelepiped for the positioning member 7. The positioning member 7 further includes a guide roller 72, and the guide roller 72 is semi-cylindrical and is fixed to the cover plate 73 by a bolt. The second screw 71 is screwed into the cover plate 73. The slide belt 74 is arc-shaped and fixed to the outside of the guide roller 72 by bolts; at least two sliding belts 74 are distributed along the axial direction of the guide roller 72.

In use, the guide roller 72 is rotated in the second mounting groove 54, the slide belt 74 is slid in the guide groove 56, and the cover plate 73 is pressed against the upper side of the plate body 52. When the plate body 52 rotates around the first rotating shaft 53, the second mounting groove 54 and the guide roller 72 rotate relatively, and the sliding belt 74 slides in the guide groove 56, so that the guide roller 72 and the sliding belt 74 position-limit the second mounting groove 54 and the guide groove 56, and ensure that the pressure plate 5 is in a stable state during rotation, and the pressure plate 5 does not have position deviation. The cover plate 73 defines the position of the plate body 52, ensuring stability during rotation of the plate body 52.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements may be made based on the invention. Accordingly, it is intended that all such modifications and alterations be included within the scope of this invention as defined in the appended claims.

Claims

1. A new energy automobile brake device is characterized in that,

comprising a frame (1) and further comprising:

a fixing frame (2) fixed on the outer wall of the frame (1) by bolts;

a pressure plate (5) pivoted in the frame (1);

the transmission piece (3) is arranged in the fixed frame (2); the transmission piece (3) is hinged to one end of the pressing plate (5) extending into the fixed frame (2);

an auxiliary support frame (4) fixed at the bottom of the inner cavity of the frame (1);

a positioning piece (7) which is pivoted at the upper side edge of the frame (1) and is in sliding fit with the pressure plate (5);

a friction member (6) fixed to the upper side of the other end of the pressure plate (5);

the transmission part (3) comprises a round rod-shaped pull rod (32) and further comprises:

a first adjusting seat (31) fixed at the upper end of the pull rod (32);

a second adjusting seat (33) fixed in the middle of the pull rod (32);

the friction piece (6) comprises a concave mounting frame (62) and further comprises:

a second side plate (63) fixed at both ends of a lower side of the mounting bracket (62); the second side plate (63) extends along the width direction of the mounting frame (62);

a first screw (64) screwed into the second side plate (63); a plurality of first screws (64) are arranged along the length direction of the second side plate (63);

a bearing plate (65) fixed to the bottom of the inner cavity of the mounting bracket (62);

a friction block (61) fixed on the upper side of the bearing plate (65);

an adjusting block (66) fixed between two adjacent friction blocks (61);

the second adjustment seat (33) includes a cylindrical second cylinder (331), and further includes:

a second fixing hole (332) penetrating therethrough in an axial direction of the second cylinder (331);

a second adjustment chamber (334) inserted in the second cylinder (331) along the circumferential direction thereof;

a second spring (333) having one end bound to the top of the second regulation chamber (334) and the other end bound to the second support plate (23);

the auxiliary support frame (4) comprises a rectangular support plate (45) and further comprises:

a base (47) fixed to the bottom of the inner cavity of the frame (1); the lower part of the supporting plate (45) is pivoted on the base (47);

a second telescopic rod (46) which is supported between the support plate (45) and the base (47) in a sliding manner;

the lower end of the first telescopic rod (42) is slidably arranged in the supporting plate (45) in a penetrating way; a plurality of first telescopic rods (42) are arranged along the width direction of the support plate (45);

a carrier plate (41) which is a rectangular plate; the lower side of the carrying plate (41) is hinged to the top end of the first telescopic rod (42), and the upper side of the carrying plate (41) is fixed on one side, away from the friction piece (6), of the pressing plate (5);

a third spring (43) sleeved on the first telescopic rod (42);

and the nut (44) is screwed on the first telescopic rod (42) and is pressed against one end of the third spring (43) which is far away from the loading plate (41).

2. The brake device of the new energy automobile according to claim 1,

the frame (1) comprises a rectangular bottom plate (14) and further comprises:

a first side plate (11) fixed to an edge of the bottom plate (14) along a length direction of the bottom plate (14); the longitudinal section of the first side plate (11) is trapezoidal;

the first mounting hole (12) is a circular hole penetrating in the first side plate (11);

a top plate (13) which is rectangular and fixed to the top ends of the two bottom plates (14);

the top plate (13), the bottom plate (14) and the two first side plates (11) enclose a quadrangular frustum pyramid-shaped installation space.

3. The brake device of the new energy automobile according to claim 1,

the mount (2) includes rectangular connecting plate (22), still includes:

a first support plate (21) which is rectangular and fixed to the upper end of the connection plate (22);

a second support plate (23) which is rectangular and fixed to the lower end of the connection plate (22).

4. The brake device of the new energy automobile according to claim 1,

the first adjusting seat (31) comprises a first cylindrical barrel (311) and further comprises:

a first fixing hole (312) which is circular and is arranged at the axis of the first cylinder (311) in a penetrating way;

a first adjustment chamber (315) which is provided in the first cylinder (311) along the circumferential direction of the first cylinder (311) and passes through an annular hole in the first cylinder (311);

a connection hole (313) penetrating the top of the first cylinder (311) and communicating with the first regulation chamber (315);

a first spring (314) bound inside the first cylinder (311) and protruding from the coupling hole (313); the upper end of the first spring (314) is bound on the first supporting plate (21); the plurality of first springs (314) are distributed along the circumferential direction of the first cylinder (311).

5. The brake device of the new energy automobile as claimed in claim 1,

the pressure plate (5) comprises a plate body (52) and further comprises:

the transmission hole (51) is arranged at one end of the pressing plate (5) extending into the fixing frame (2) in a penetrating way;

a second mounting groove (54) which is a semi-cylindrical groove concavely arranged on the upper side of the plate body (52);

a guide groove (56) which is an arc-shaped groove concavely arranged in the second mounting groove (54); at least 2 guide grooves (56) are distributed along the axial direction of the second mounting groove (54);

a first rotating shaft (53) which is pivoted in the plate body (52) and two ends of which are respectively pivoted in the two first mounting holes (12);

and the first mounting groove (55) is a rectangular groove concavely arranged on the upper side of the plate body (52), and the friction piece (6) is mounted in the first mounting groove (55).

6. The brake device of the new energy automobile as claimed in claim 1,

the adjusting block (66) comprises a frame (661), an adjusting groove is concavely arranged at the upper part of the frame (661), and the edge of the bottom of the adjusting groove is a cylindrical curved surface;

the adjustment block (66) further comprises:

a first rubber block (662) which is pivoted at the bottom of the adjusting groove; the outer wall of one end of the first rubber block (662) which is contacted with the side wall of the frame (661) is a cylindrical curved surface; the two first rubber blocks (662) are aligned in the horizontal direction;

a third rubber block (664) which is pivoted on the first rubber blocks (662) and is positioned above the contact part of the two first rubber blocks (662); the longitudinal section of the third rubber block (664) is trapezoidal;

and a second rubber block (663) which is fixed to the upper side of the first rubber block (662) and is pressed between the third rubber block (664) and the side wall of the frame (661).

7. The brake device of the new energy automobile as claimed in claim 1,

the carrier plate (65) comprises a rectangular carrier frame (652);

the pressure resistant block (651) is quadrangular frustum pyramid shaped; a plurality of withstand voltage blocks 651 are arranged and fixed along the longitudinal direction of the carriage 652; the top surface and the bottom surface of two adjacent withstand voltage blocks (651) are opposite in direction.

8. The brake device of the new energy automobile as claimed in claim 7,

the cuboid cover plate (73) of the positioning piece (7) further comprises:

a guide roller (72) which is semi-cylindrical and is fixed to the cover plate (73) by a bolt;

a second screw (71) screwed into the cover plate (73) by a screw thread;

a slide belt (74) which is arc-shaped and is fixed to the outer side of the guide roller (72) by bolts; at least two sliding belts (74) are distributed along the axial direction of the guide roller (72).