CN212616037U

CN212616037U - Bidirectional buffering brake mechanism

Info

Publication number: CN212616037U
Application number: CN202020761933.3U
Authority: CN
Inventors: 杨永生; 任世永; 潘树国; 王勇
Original assignee: 713th Research Institute of CSIC
Current assignee: 713th Research Institute of CSIC
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2021-02-26
Anticipated expiration: 2030-05-11

Abstract

The bidirectional buffering brake mechanism comprises a sliding part capable of reciprocating, wherein a collision head is arranged on the sliding part, two sides of the sliding part are respectively provided with a buffer, and the sliding part is in contact with a contact of the buffer to perform buffering brake in the reciprocating sliding process. The utility model discloses make up two buffers, it is extremely spacing in two directions of swivel mount, realized the swivel mount spacing through a slider mechanism and bumped the piece and bumped the different side contact of head, the two-way buffering arrestment mechanism's of drive buffer compression realizes two-way mechanical buffering braking. The bidirectional buffering brake mechanism has the advantages of compact structure, safety and reliability, and effectively solves the problems that the traditional buffer can only perform unidirectional braking, and two buffers cannot be directly installed to realize bidirectional buffering braking under the conditions of small limit angle and limited structural space.

Description

Bidirectional buffering brake mechanism

Technical Field

The utility model belongs to the mechanical braking field especially relates to a two-way buffering arrestment mechanism.

Background

When the device with the rotating frame and the follow-up system runs, the follow-up system controls the rotating frame to do high-low pitching and azimuth revolving motions, and the rotating frame runs in a certain working range. When the rotating frame does azimuth rotary motion, if the control is out of control, the rotating frame moves beyond the working range under the action of inertia force, so that a transmission system and a structure of the rotating frame are protected from overload and damage, and a cable is not twisted off. The conventional buffer brake mechanism (hereinafter referred to as a buffer) can only perform one-way braking, and two buffers cannot be mounted to meet the requirement of two-way buffer braking under the conditions of small limit angle and limited structural space.

SUMMERY OF THE UTILITY MODEL

The utility model provides a two-way buffering arrestment mechanism to solve the problem that prior art exists.

The utility model adopts the following technical scheme:

the bidirectional buffering brake mechanism comprises a sliding part capable of reciprocating, wherein a collision head is arranged on the sliding part, two sides of the sliding part are respectively provided with a buffer, and the sliding part is in contact with a contact of the buffer to perform buffering brake in the reciprocating sliding process.

The brake mechanism comprises a brake mechanism body, a sliding part is slidably mounted on the brake mechanism body, and buffers are fixed on the brake body on two sides of the sliding part.

The brake body is internally provided with a cavity, the sliding part slides in the cavity, the upper part of the cavity is provided with a groove, and the contact head on the sliding part extends out of the groove.

The cavity is a circular cavity, and the section of the sliding part is matched with that of the cavity.

The utility model has the advantages that: the utility model discloses make up two buffers, it is extremely spacing in two directions of swivel mount, realized the swivel mount spacing through a slider mechanism and bumped the piece and bumped the different side contact of head, the two-way buffering arrestment mechanism's of drive buffer compression realizes two-way mechanical buffering braking. The bidirectional buffering brake mechanism has the advantages of compact structure, safety and reliability, and effectively solves the problems that the traditional buffer can only perform unidirectional braking, and two buffers cannot be directly installed to realize bidirectional buffering braking under the conditions of small limit angle and limited structural space.

Drawings

Fig. 1 is a schematic diagram of the composition of a bidirectional buffering brake mechanism.

Fig. 2 is a schematic diagram of the collision right limit position of the bidirectional buffering brake mechanism.

Fig. 3 is a schematic diagram of the collision left limit position of the bidirectional buffering brake mechanism.

Fig. 4 is a schematic perspective partial cross-sectional view of a bidirectional buffering brake mechanism.

Fig. 5 is a perspective view of the present invention.

Fig. 6 is a schematic diagram of a limit bump and a bi-directional automatic buffer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same technical meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

In the present invention, the terms such as "left" and "right" indicate the position or the positional relationship based on the position or the positional relationship shown in the drawings, and the terms are only the relation words determined for the convenience of describing the structural relationship of each component or the element of the present invention, and are not specific to any component or element of the present invention, and are not to be construed as limiting the present invention.

The utility model provides a two-way buffering arrestment mechanism, this two-way buffering arrestment mechanism are applied to and cushion the braking to the equipment that is rotatory position motion in the certain limit, prevent that the scope of equipment rotatory position motion from exceeding the damage that working range caused.

The bidirectional buffer braking mechanism adopts a combined structure, two buffer contacts are installed face to face, a sliding block mechanism is arranged between the two buffer contacts, and two side faces of a limiting collision block arranged on the rotating equipment are in contact with two side faces of a collision head of the buffer braking sliding block mechanism, so that the bidirectional buffer braking effect is realized.

Particularly, the utility model provides a two-way buffering arrestment mechanism, this two-way buffering arrestment mechanism include the sliding part, reciprocating motion can be done on the track of settlement to the sliding part, it bumps the head to set up in the sliding part for with set up spacing on the rotating equipment and bump piece contact pair rotating equipment and brake, the sliding part both sides respectively set up a buffer, and the sliding part is in-process cushions the braking through the contact with the buffer.

Wherein current buffer is chooseed for use to above-mentioned buffer, and current buffer generally includes the shell, and the inside spring that sets up of shell, contact are installed in the spring or on the spring, and during outside power compression contact, contact compression spring, its elastic potential energy increase of the in-process of spring compressed play the effect of buffering, and of course, other current buffers can also be chooseed for use to foretell buffer, the utility model discloses not injecing its concrete model or structure.

Further, the utility model discloses still include the arrestment mechanism body, the bearing structure of stopper body conduct sliding part, but direct design is the chamber type track, the sliding part is for the shape with chamber type track matched with this moment, in the embodiment shown in fig. 1, the arrestment mechanism body is columniform chamber type track for internal design, the sliding part preferred is

slider

4, 4 shapes of slider and chamber type track cooperate, make slider 4 can slide in the chamber type track, contact 3 installs on slider 4 this moment, the fluting of stopper body upper portion of chamber type, this inslot sets up. At this time, the left and

right dampers

1 and 5 may be respectively installed on both end surfaces of the brake body, and in the case where the brake body is long, the left and

right dampers

1 and 5 may also be installed inside the brake door body. Of course, the shape of the cavity track is not limited to a cylinder, and other shapes, such as a rectangular or polygonal cross-section, can be designed.

In one or more feasible embodiments, the brake body is not limited to be a cavity-shaped track, and can also be set to be a plane structure or an arc-shaped structure, etc., the track is arranged on the upper part of the brake body of the structure, and the lower part of the sliding block 4 as the sliding part is provided with a walking wheel matched with the track, etc., so that the purpose of sliding the sliding block 4 on the brake body in a reciprocating manner is achieved, therefore, the utility model discloses do not limit the specific structure thereof, and fig. 1-5 show only one of the embodiments.

Further, in some embodiments, when the cavity-type brake body is provided, in order to ensure the normal use of the brake, a groove needs to be formed in the cavity-type structure of the brake body, the contact head 3 on the sliding block 4 extends out of the cavity, and the contact head 3 slides in the groove during the sliding process of the sliding block 4 in the cavity. The size of the groove is larger than that of the collision head 3, so that the collision head 3 can slide conveniently.

The working process of the present invention will be described by taking the embodiments shown in fig. 1 to 6 as examples.

The utility model discloses a device that this embodiment was applied to when certain revolving rack was the position rotary motion in the certain limit, was cushioned to the motion of revolving rack. Firstly, a brake mechanism body, a left buffer 1 and a right buffer 5 are all arranged on a direction buffer mounting seat 6, the direction buffer mounting seat 6 is fixed on a rotating frame mounting base, a limiting collision block 2 is arranged on the lower portion of a rotating frame 8, so that the limiting collision block 2 can do direction rotary motion along with the rotating frame, the rotating frame is in an out-of-control state and rotates to a limit position, one side surface of the limiting collision block 2 is in contact with a corresponding side surface of a collision head 3 on a sliding block 4, the sliding block 4 is driven to slide towards one direction, a contact of the sliding block 4 compressed buffer compresses towards the inside of the buffer, and the buffer performs buffer braking; in the same principle, the rotating frame rotates to move to the other limit position, the other side surface of the limiting collision block 2 is in contact with the corresponding side surface of the collision head 3 on the sliding block 4, the sliding block 4 is driven to slide towards the other direction, the sliding block 4 compresses the contact of the buffer at the other side to compress the buffer, and the buffer performs buffering braking.

In the embodiment shown in fig. 6, the limit stop 2 is mounted at the lower part of the rotating frame 8, the buffer brake mechanism is mounted on the rotating frame mounting base, the rotating frame 8 performs plus-minus 180 degree left-right direction movement on the rotating frame mounting base, the limit stop 2 is arranged at 0 degree position or 180 degree position, the mounting position of the two-way buffer brake mechanism and the mounting position of the limit stop 2 are basically symmetrical on the axis passing through the rotating shaft of the rotating frame 8, when the rotating frame 8 rotates 180 degree, the limit stop 2 touches the stop 3 of the two-way buffer brake mechanism, the stop 3 starts to move under the force of the limit stop 2, and then the slide block 4 is driven to compress the contact of the buffer, and the buffer performs buffer brake on the movement of the rotating frame 8; the rotating frame is prevented from rotating 360 degrees without limit.

As shown in fig. 2 and 6, when the rotating frame moves to the right limit, the right side of the limit stop block 2 fixed on the rotating frame collides with the left side of the cylinder of the stop head 3 rapidly; then the collision head 3 drives the slide block 4 to rapidly compress the contact of the right buffer 5, and the contact of the right buffer 5 is compressed to the bottom, the right limit buffer 5 absorbs the motion kinetic energy of the rotating frame, so that the rotating frame in motion stops under the reaction force as small as possible, and the transmission system and the mechanical structure of the rotating frame are protected.

On the same principle, as shown in fig. 3 and 6, when the rotating frame moves to the left limit, the left side surface of the limit collision block 2 fixed on the rotating frame collides with the right side surface of the cylinder of the collision head 3 rapidly; then the collision head 3 drives the slide block 4 to rapidly compress the contact of the left buffer 1, and the contact of the left buffer 1 is compressed to the bottom, the left buffer 1 absorbs the motion kinetic energy of the rotating frame, so that the rotating frame in motion stops under the reaction force as small as possible, and the transmission system and the mechanical structure of the rotating frame are protected.

The utility model discloses a two-way buffering arrestment mechanism adopts integrated configuration, makes up two buffers, and is extremely spacing in two directions of swivel mount, has realized the spacing block of bumping and the different side contact of bumping on the swivel mount through a slider mechanism, and the buffer compression of the two-way buffering arrestment mechanism of drive realizes two-way mechanical buffering braking. The bidirectional buffering brake mechanism has the advantages of compact structure, safety and reliability, and effectively solves the problems that the traditional buffer can only perform unidirectional braking, and two buffers cannot be directly installed to realize bidirectional buffering braking under the conditions of small limit angle and limited structural space.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.

Claims

1. A bidirectional buffer brake mechanism is characterized in that: the buffer device comprises a sliding part capable of reciprocating, wherein a collision head is arranged on the sliding part, two sides of the sliding part are respectively provided with a buffer, and the sliding part is in contact with a contact of the buffer to perform buffering braking in the reciprocating sliding process.

2. A bi-directional snubbing braking mechanism according to claim 1, wherein: the brake mechanism comprises a brake mechanism body, a sliding part is slidably mounted on the brake mechanism body, and buffers are fixed on the brake body on two sides of the sliding part.

3. A bi-directional cushion brake mechanism as claimed in claim 2, wherein: the brake body is internally provided with a cavity, the sliding part slides in the cavity, the upper part of the cavity is provided with a groove, and the contact head on the sliding part extends out of the groove.

4. A bi-directional snubbing braking mechanism according to claim 3, wherein: the cavity is a circular cavity, and the section of the sliding part is matched with that of the cavity.