CN217623721U

CN217623721U - Brake device

Info

Publication number: CN217623721U
Application number: CN202221848680.9U
Authority: CN
Inventors: 区锐峰; 梁杰宏; 宣松
Original assignee: Jiangmen North Norin Mechanical And Electrical Equipment Manufacturing Co ltd
Current assignee: Jiangmen North Norin Mechanical And Electrical Equipment Manufacturing Co ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2022-10-21
Anticipated expiration: 2032-07-15

Abstract

The utility model relates to the technical field of brake structures, and discloses a brake device, which comprises a first brake pedal, a second brake pedal, a fixed rod, a linkage rod, a first connecting piece, a second connecting piece, a reset piece and a brake; the fixed rod is fixedly arranged on the bottom frame, the first brake pedal is connected with the linkage rod through the first transmission assembly, the second brake pedal is connected with the linkage rod through the second transmission assembly, the first connecting piece is rotatably connected with the linkage rod, the first connecting piece is rotatably connected with the fixed rod, the first connecting piece is rotatably connected with the second connecting piece, the second connecting piece is provided with a connecting rod which penetrates through a first guide hole of the fixed rod, the connecting rod is connected with the brake, and the reset piece is connected with the brake; the utility model discloses the brake can be braked in both sides around equipment or shallow to the realization is pressed first brake pedal and second brake pedal respectively, mutually noninterfere brake braking between first brake pedal and the second brake pedal simultaneously, makes things convenient for one-man operation.

Description

Brake device

Technical Field

The utility model relates to a brake structure technical field especially relates to a brake equipment.

Background

For moving convenience, casters are arranged at the bottom of the cart or the bottom of the equipment for pushing. When a cart or equipment is stopped, the wheels need to be braked and fixed, but usually the brake pedal is arranged on the same side (such as the rear side) of the cart or equipment, while a user pushes the cart or equipment on the side (such as the front side) opposite to the side provided with the brake pedal, when the cart or equipment needs to be stopped, the user needs to go around to the side provided with the brake pedal to step on the brake pedal to brake, and during the going around process, the cart or equipment is easy to move, so that a large potential safety hazard exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a brake equipment realizes pressing down first brake pedal respectively and realizes treating the brake truckle and brakies with second brake pedal, can brake the brake in both sides around equipment or shallow, mutually noninterfere brake braking between first brake pedal and the second brake pedal simultaneously, makes things convenient for one-man operation.

In order to achieve the purpose, the utility model provides a brake device, be applied to the equipment that is equipped with the truckle, the bottom of equipment is equipped with the underframe, the underframe is equipped with the truckle, brake device includes first brake pedal, second brake pedal, first drive assembly, second drive assembly, dead lever, gangbar, first connecting piece, second connecting piece, reset piece and brake; the fixed rod is fixedly connected to the bottom frame along the length direction of the frame, the first brake pedal is connected with the first end of the linkage rod through the first transmission assembly, the second brake pedal is connected with the second end of the linkage rod through the second transmission assembly, the linkage rod is arranged in parallel with the fixed rod, the first end of the first connecting piece is rotatably connected with the linkage rod, the second end of the first connecting piece is rotatably connected with the fixed rod, the third end of the first connecting piece is rotatably connected with the first end of the second connecting piece, the fixed rod is provided with a first guide hole arranged along the length direction of the fixed rod, the second end of the second connecting piece is provided with a connecting rod penetrating through the first guide hole, the connecting rod is connected with the brake, the reset piece is arranged on the bottom frame and is connected with the brake;

when the first brake pedal is pressed down, the first transmission assembly drives the linkage rod to horizontally move towards one side close to the caster wheel to be braked and drives the connecting rod to move from the first end of the first guide hole to the second end of the first guide hole, so that the brake is abutted against the caster wheel to be braked;

when the second brake pedal is pressed down, the second transmission assembly drives the linkage rod to horizontally move towards one side close to the caster wheel to be braked, and drives the first connecting piece to enable the connecting rod to move from the first end of the first guide hole to the second end of the first guide hole, so that the brake is abutted against the caster wheel to be braked;

when the first brake pedal and the second brake pedal are loosened, the reset piece drives the brake to keep away from the caster to be braked, the brake drives the connecting rod to move from the second end of the first guide hole to the first end of the first guide hole, and the first connecting piece is driven to drive the linkage rod to move towards one side of the linkage rod, which is far away from the caster to be braked, horizontally.

As a preferred embodiment of the present invention, the first transmission assembly includes a first fixing frame and a first connecting frame, a lower portion of the first fixing frame is fixed on the fixing rod, the first brake pedal is fixedly disposed on the first connecting frame, a vertically disposed second guiding hole is disposed on a lower portion of the first connecting frame, a first limiting portion slidably fitted with the second guiding hole is disposed at a first end of the linkage rod, an upper end of the first connecting frame is rotatably connected with an upper end of the first fixing frame, and an upper end of the first fixing frame is higher than a highest position of the linkage rod; when the first brake pedal is pressed down, the first limiting part is positioned at the lower end of the second guide hole.

As the utility model discloses preferred scheme, second drive assembly includes second mount, second link and third link, the second mount is fixed on the dead lever, second brake pedal sets firmly on the second link, the lower extreme of second link with the second mount rotates to be connected, the third guiding hole of vertical setting is seted up on the upper portion of second link, the extreme lower level of third guiding hole is higher than the highest position of gangbar, the lower part of third link is fixed on the second end of gangbar, the upper portion of third link be equipped with the spacing portion of third guiding hole sliding fit's second, when pressing down during second brake pedal, the spacing position of second is in the lower extreme of third guiding hole.

As the utility model discloses preferred scheme, be equipped with a plurality of third connecting pieces along its length direction interval on the dead lever, the first end of third connecting piece with the dead lever rotates to be connected, the second end of third connecting piece with the gangbar rotates to be connected.

As the utility model discloses preferred scheme, both sides are equipped with at least one respectively around the third connecting piece.

As a preferred scheme of the present invention, the reset member includes a spring, a driving plate and a swing arm plate, the upper end of the driving plate is provided with a fourth guiding hole in rotational fit with the connecting rod, the lower end of the driving plate is fixedly connected with a driving rod, the upper end of the swing arm plate is rotationally connected with the bottom frame, the lower end of the swing arm plate is fixedly connected with the driving rod, the first end of the spring is connected with the swing arm plate, and the second end of the spring is connected with the bottom frame; the brake actuator is disposed on the drive rod.

As the preferable proposal of the utility model, two reset pieces and two brake brakes are arranged; the two resetting pieces are symmetrically arranged on the left side and the right side of the linkage rod.

As a preferred scheme of the utility model, the cross section of the fixed rod is in a U shape, the cross section of the linkage rod is in an inverted U shape, and the linkage rod is nested on the inner cavity of the fixed rod; the cross section of the first connecting piece and the cross section of the second connecting piece are both U-shaped, and the first connecting piece and the second connecting piece are both arranged in a cavity formed by the linkage rod and the fixing rod.

The embodiment of the utility model provides a brake equipment compares with prior art, and its beneficial effect lies in:

the utility model can synchronously move the linkage rod by pressing down the first brake pedal and the second brake pedal so as to brake the caster to be braked by the brake, and can brake the front and the back of the equipment or the cart, and the first brake pedal and the second brake pedal do not interfere with each other to brake; brake equipment can reform transform the installation on existing equipment, does not only monopolize and uses installation space, can one-man operation, and safe and reliable effectively reduces equipment cost and human operation cost.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.

Fig. 1 is a perspective view of a brake apparatus provided by the present invention;

fig. 2 is a schematic structural view of a brake apparatus provided by the present invention;

FIG. 3 is a braking schematic of a first brake pedal;

FIG. 4 is a braking schematic of a second brake pedal;

FIG. 5 is a schematic view of a first connector;

in the figure, 1 is a first brake pedal; 2 is a second brake pedal; 3 is a fixed rod; 31 is a first guide hole; 4 is a linkage rod; 41 is a first limit part; 51 is a first connecting piece; 52 is a second connector; 53 is a third connecting piece; 54 is a connecting rod; 6 is a reset piece; 61 is a spring; 62 is a driving plate; 621 is a fourth guide hole; 63 is a swing arm plate; 64 is a driving rod; 7 is a brake; 71 is a caster to be braked; 8 is a first transmission component; 81 is a first fixing frame; 82 is a first connecting frame; reference numeral 821 denotes a second guide hole; 9 is a second transmission component; 91 is a second fixing frame; 92 is a second connecting frame; a third guide hole 921; 93 is a third connecting frame; 931 is a second limiting portion.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1 to 5, the brake apparatus according to the preferred embodiment of the present invention is applied to an apparatus having casters, wherein the bottom of the apparatus is provided with a bottom frame provided with casters, and the brake apparatus includes a first brake pedal 1, a second brake pedal 2, a first transmission assembly 8, a second transmission assembly 9, a fixing rod 3, a linkage rod 4, a first connecting member 51, a second connecting member 52, a reset member 6, and a brake 7; the fixed rod 3 is fixedly connected to the bottom frame along the length direction of the frame, the first brake pedal 1 is connected with a first end of the linkage rod 4 through the first transmission assembly 8, the second brake pedal 2 is connected with a second end of the linkage rod 4 through the second transmission assembly 9, the linkage rod 4 is arranged in parallel with the fixed rod 3, a first end of the first connecting piece 51 is rotatably connected with the linkage rod 4, a second end of the first connecting piece 51 is rotatably connected with the fixed rod 3, a third end of the first connecting piece 51 is rotatably connected with a first end of the second connecting piece 52, the fixed rod 3 is provided with a first guide hole 31 arranged along the length direction of the fixed rod, a second end of the second connecting piece 52 is provided with a connecting rod 54 penetrating through the first guide hole 31, the connecting rod 54 is connected with the brake 7, the reset piece 6 is arranged on the bottom frame, and the reset piece 6 is connected with the brake 7;

when the first brake pedal 1 is pressed down, the first transmission assembly 8 drives the linkage rod 4 to horizontally move towards one side close to the caster 71 to be braked, and drives the connecting rod 54 to move from the first end of the first guide hole 31 to the second end of the first guide hole 31, so that the brake 7 abuts against the caster 71 to be braked;

when the second brake pedal 2 is pressed down, the second transmission assembly 9 drives the linkage rod 4 to horizontally move towards one side close to the caster 71 to be braked, and drives the first connecting piece 51 to move the connecting rod 54 from the first end of the first guide hole 31 to the second end of the first guide hole 31, so that the brake 7 abuts against the caster 71 to be braked;

when the first brake pedal 1 and the second brake pedal 2 are loosened, the reset piece 6 drives the brake 7 to be away from the caster 71 to be braked, the brake 7 drives the connecting rod 54 to move from the second end of the first guide hole 31 to the first end of the first guide hole 31, and the first connecting piece 51 is driven to drive the linkage rod 4 to horizontally move towards one side away from the caster 71 to be braked.

Therefore, the utility model can synchronously move the linkage rod 4 by pressing down the first brake pedal 1 and the second brake pedal 2, so that the brake 7 brakes the caster wheel 71 to be braked, and can brake the front and the back of the equipment or the cart, and the first brake pedal 1 and the second brake pedal 2 do not interfere with each other to brake; brake equipment can reform transform the installation on primary equipment, does not only monopolize and uses installation space, can one-man operation, and safe and reliable effectively reduces equipment cost and human operation cost. When any one of the first brake pedal 1 and the second brake pedal 2 is pressed down or the two brake pedals are pressed down simultaneously, the brake of the caster can be realized.

Exemplarily, the first transmission assembly 8 includes a first fixing frame 81 and a first connecting frame 82, a lower portion of the first fixing frame 81 is fixed on the fixing rod 3, the first brake pedal 1 is fixedly arranged on the first connecting frame 82, a second guide hole 821 vertically arranged is formed in a lower portion of the first connecting frame 82, a first limiting portion 41 slidably matched with the second guide hole 821 is arranged at a first end of the linkage rod 4, an upper end of the first connecting frame 82 is rotatably connected with an upper end of the first fixing frame 81, and a position of the upper end of the first fixing frame 81 is higher than a highest position of the linkage rod 4; when the first brake pedal 1 is depressed, the first stopper 41 is located at the lower end of the second guide hole 821; specifically, when the first brake pedal 1 is pressed down, under the action of the first limiting portion 41 on the first end of the second guide hole 821 and the linkage rod 4, the first connecting frame 82 rotates around the upper end of the first fixing frame 81, so that the lower end of the first connecting frame 82 moves towards one side close to the caster 71 to be braked, meanwhile, the linkage rod 4 is driven to horizontally move towards one side close to the caster 71 to be braked, the connecting rod 54 is driven to move from the first end of the first guide hole 31 to the second end of the first guide hole 31, the brake 7 abuts against the caster 71 to be braked, and braking of the caster is achieved.

Exemplarily, the second transmission assembly 9 includes a second fixing frame 91, a second connecting frame 92 and a third connecting frame 93, the second fixing frame 91 is fixed on the fixing rod 3, the second brake pedal 2 is fixed on the second connecting frame 92, the lower end of the second connecting frame 92 is rotatably connected with the second fixing frame 91, the upper portion of the second connecting frame 92 is provided with a vertically arranged third guide hole 921, the lowest position of the third guide hole 921 is higher than the highest position of the linkage rod 4, the lower portion of the third connecting frame 93 is fixed on the second end of the linkage rod 4, the upper portion of the third connecting frame 93 is provided with a second limiting portion 931 in sliding fit with the third guide hole 921, and when the second brake pedal 2 is pressed down, the second limiting portion 931 is located at the lower end of the third guide hole 921; specifically, when the second brake pedal 2 is pressed down, the second connecting frame 92 rotates around the second fixing frame 91 under the action of the third guide hole 921 and the second limiting portion 931 of the third connecting frame 93, and the upper end of the second connecting frame 92 moves towards the side away from the caster 71 to be braked, so that the third connecting frame 93 drives the linkage rod 4 to horizontally move towards the side close to the caster 71 to be braked, and drives the connecting rod 54 to move from the first end of the first guide hole 31 to the second end of the first guide hole 31, so that the brake 7 abuts against the caster 71 to be braked, and the braking of the caster is realized.

In order to ensure the stability of the horizontal movement of the linkage rod 4, a plurality of third connecting pieces 53 are arranged on the fixing rod 3 at intervals along the length direction of the fixing rod, the first ends of the third connecting pieces 53 are rotatably connected with the fixing rod 3, and the second ends of the third connecting pieces 53 are rotatably connected with the linkage rod 4.

Illustratively, at least one third connecting piece 53 is respectively arranged at the front side and the rear side of each third connecting piece 53, so that the stability of the linkage rod 4 during horizontal movement is further improved.

Exemplarily, the reset member 6 includes a spring 61, a driving plate 62 and a swing arm plate 63, the upper end of the driving plate 62 is provided with a fourth guide hole 621 which is rotatably matched with the connecting rod 54, the fourth guide hole 621 is a vertically arranged hole, the lower end of the driving plate 62 is fixedly connected with a driving rod 64, the upper end of the swing arm plate 63 is rotatably connected with the base frame, the lower end of the swing arm plate 63 is fixedly connected with the driving rod 64, the first end of the spring 61 is connected with the swing arm plate 63, and the second end of the spring 61 is connected with the base frame; the brake 7 is arranged on the driving rod 64, so that after the first brake pedal 1 and the second brake pedal 2 are effectively released, the brake 7 is separated from the caster 71 to be braked under the action of the reset force of the spring 61, and the brake device (the brake 7) automatically resets.

Illustratively, two reset pieces 6 and two brake brakes 7 are arranged; two 6 symmetries of piece that resets set up the left and right sides of gangbar 4 can carry out the simultaneous braking to two truckles (two truckles of front side or two truckles of rear side) like this, can realize one-man operation and can once only brake the brake, improves the security, and the brake is efficient. The existing equipment with four casters at the bottom is usually provided with a brake mechanism by two casters, and the equipment can be fixed only by performing braking operation twice; when the brake is carried out on the slope, the equipment still has the risk of sliding downwards after the single caster is braked, and the whole operation difficulty is large.

Illustratively, the cross section of the fixing rod 3 is U-shaped, the cross section of the linkage rod 4 is inverted U-shaped, and the linkage rod 4 is nested on the inner cavity of the fixing rod 3; the cross section of the first connecting piece 51 and the cross section of the second connecting piece 52 are both U-shaped, and the first connecting piece 51, the second connecting piece 52 and the third connecting piece 53 are all arranged in a cavity formed by the linkage rod 4 and the fixed rod 3;

the first ends of the left side and the right side of the first connecting piece 51 are rotatably connected with the left side and the right side of the linkage rod 4, the second ends of the left side and the right side of the first connecting piece 51 are rotatably connected with the left side and the right side of the fixed rod 3, the third ends of the left side and the right side of the first connecting piece 51 are rotatably connected with the first ends of the left side and the right side of the second connecting piece 52, the two first guide holes 31 are symmetrically arranged on the left side and the right side of the fixed rod 3 respectively, and the second ends of the left side and the right side of the second connecting piece 52 are provided with connecting rods 54 penetrating through the first guide holes 31; the first end, the second end and the third end of the first connecting piece 51 are arranged in a triangle shape, and the first end and the second end are arranged vertically; the movement stability among the parts of the brake device is effectively improved; preferably, the cross section of the third connecting member 53 is U-shaped, first ends of left and right sides of the third connecting member 53 are rotatably connected to left and right sides of the fixing rod 3, and second ends of left and right sides of the third connecting member 53 are rotatably connected to left and right sides of the linkage rod 4.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. A brake device is applied to equipment provided with trundles, the bottom of the equipment is provided with a bottom frame, and the bottom frame is provided with the trundles, and the brake device is characterized by comprising a first brake pedal, a second brake pedal, a first transmission assembly, a second transmission assembly, a fixed rod, a linkage rod, a first connecting piece, a second connecting piece, a reset piece and a brake; the fixed rod is fixedly connected to the bottom frame along the length direction of the frame, the first brake pedal is connected with the first end of the linkage rod through the first transmission assembly, the second brake pedal is connected with the second end of the linkage rod through the second transmission assembly, the linkage rod is arranged in parallel with the fixed rod, the first end of the first connecting piece is rotatably connected with the linkage rod, the second end of the first connecting piece is rotatably connected with the fixed rod, the third end of the first connecting piece is rotatably connected with the first end of the second connecting piece, the fixed rod is provided with a first guide hole arranged along the length direction of the fixed rod, the second end of the second connecting piece is provided with a connecting rod penetrating through the first guide hole, the connecting rod is connected with the brake, the reset piece is arranged on the bottom frame and is connected with the brake;

when loosening first brake pedal with during the second brake pedal, the piece that resets drives brake keeps away from waiting to brake the truckle, just brake drives the connecting rod is followed the second end of first guiding hole moves to the first end of first guiding hole drives first connecting piece messenger and drives the gangbar orientation is kept away from one side horizontal migration who waits to brake the truckle.

2. The brake device according to claim 1, wherein the first transmission assembly comprises a first fixing frame and a first connecting frame, the lower portion of the first fixing frame is fixed on the fixing rod, the first brake pedal is fixedly arranged on the first connecting frame, a second guide hole which is vertically arranged is formed in the lower portion of the first connecting frame, a first limiting portion which is in sliding fit with the second guide hole is arranged at the first end of the linkage rod, the upper end of the first connecting frame is rotatably connected with the upper end of the first fixing frame, and the upper end of the first fixing frame is higher than the highest position of the linkage rod; when the first brake pedal is pressed down, the first limiting part is positioned at the lower end of the second guide hole.

3. The brake device according to claim 1, wherein the second transmission assembly includes a second fixing frame, a second connecting frame and a third connecting frame, the second fixing frame is fixed on the fixing rod, the second brake pedal is fixedly arranged on the second connecting frame, the lower end of the second connecting frame is rotatably connected with the second fixing frame, a vertically arranged third guide hole is formed in the upper portion of the second connecting frame, the lowest position of the third guide hole is higher than the highest position of the linkage rod, the lower portion of the third connecting frame is fixed on the second end of the linkage rod, a second limiting portion in sliding fit with the third guide hole is arranged on the upper portion of the third connecting frame, and when the second brake pedal is pressed down, the second limiting portion is located at the lower end of the third guide hole.

4. The brake apparatus of claim 1, wherein the fixed bar is provided with a plurality of third connectors spaced along a length thereof, a first end of each of the third connectors being rotatably connected to the fixed bar, and a second end of each of the third connectors being rotatably connected to the linkage bar.

5. The brake apparatus as claimed in claim 4, wherein at least one of said third connecting members is provided on each of front and rear sides of said third connecting member.

6. The brake device according to claim 1, wherein the reset member comprises a spring, a driving plate and a swing arm plate, the upper end of the driving plate is provided with a fourth guide hole which is rotatably matched with the connecting rod, the lower end of the driving plate is fixedly connected with a driving rod, the upper end of the swing arm plate is rotatably connected with the base frame, the lower end of the swing arm plate is fixedly connected with the driving rod, the first end of the spring is connected with the swing arm plate, and the second end of the spring is connected with the base frame; the brake actuator is disposed on the drive rod.

7. The brake apparatus of claim 6, wherein there are two of said reset member and said brake actuator; the two resetting pieces are symmetrically arranged on the left side and the right side of the linkage rod.

8. The brake apparatus as claimed in claim 1, wherein the cross section of the fixing rod is U-shaped, the cross section of the linkage rod is inverted U-shaped, and the linkage rod is nested in the inner cavity of the fixing rod; the cross section of the first connecting piece and the cross section of the second connecting piece are both U-shaped, and the first connecting piece and the second connecting piece are both arranged in a cavity formed by the linkage rod and the fixing rod.