CN212387195U - Flexible connecting rod - Google Patents

Abstract

The utility model relates to a flexible connecting rod, which comprises a rod body and a connecting block, wherein both ends of the rod body are connected with a front vehicle or a middle vehicle through the connecting block, the rod body is a hollow structure with two open ends, both ends of the rod body are provided with connectors, at least one connector extends into the rod body and is connected with the rod body in a sliding way, a spring is arranged in the rod body, and the connectors are elastically connected through the spring; the connecting block passes through the connector with the body of rod is connected. Utility model's an usage is, through spring elastic connection between the connector, behind front truck and limit stop striking, the well car can be because inertia extrusion spring to slow stopping reduces or offsets the impact force that the striking produced, avoids equipment or product to receive the influence because of the vibrations that the impact force of striking produced.

Description

Flexible connecting rod

Technical Field

The utility model relates to a ferrous metallurgy field, more specifically, the utility model relates to a flexible connecting rod.

Background

In high-speed wire rod rolling production, the conveying of a wire rod coil is usually a mode that a C-shaped hook drives the wire rod to run along a suspension type conveying line to reach each processing station, the top of the C-shaped hook is connected with the conveying line through a lifting trolley group, the lifting trolley group is generally in a combined mode of a three-trolley group or a five-trolley group, and a connecting rod is usually additionally arranged between a front trolley and a middle trolley in order to prevent collision between the front trolley and the middle trolley due to a limit stop block in front of each station.

The existing connecting rod is mostly a rigid metal rod, and can generate large impact force in the process of collision between the front vehicle and the limit stop, so that the C-shaped hook can shake violently, the hanging type conveying line can vibrate, and vibration after a long time can cause loosening of each part, so that equipment damage or safety accidents are caused.

Therefore, there is a need for a new type of connecting rod that reduces the impact force generated by an impact.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at solve the impact force that produces when current connecting rod can't absorb the front truck striking, cause the problem of influence to equipment or product.

According to one aspect of the utility model, a flexible connecting rod is provided, which comprises a rod body and a connecting block, wherein both ends of the rod body are connected with a front vehicle or a middle vehicle through the connecting block, the rod body is a hollow structure with two open ends, both ends of the rod body are provided with connectors, at least one connector extends into the rod body and is connected with the rod body in a sliding manner, a spring is arranged in the rod body, and the connectors are elastically connected through the spring; the connecting block passes through the connector with the body of rod is connected.

Through this scheme, through spring elastic connection between the connector, after front truck and limit stop striking, the well car can be because inertia extrusion spring to slow stopping reduces or offsets the impact force that the striking produced, avoids equipment or product to receive the influence because of the vibrations that the impact force of striking produced.

Preferably, the connector includes a movable head and a fixed head, the fixed head is fixed to one end of the rod body and blocks the opening of the rod body, and the movable head is inserted into the rod body and is connected with the rod body in a sliding manner.

Through this scheme, only set up one end and be the expansion end, avoid the movable part too much to cause wearing and tearing too big or stability relatively poor, should set up the durability that can improve this device.

Preferably, the movable head with the one side that carries on the back mutually of fixed head all is provided with connecting portion, the articulated hole has been arranged perpendicularly on the connecting portion, the connecting block with connecting portion pass through the articulated hole is articulated.

Through this scheme, make between connecting block and the connector can the certain angle of horizontal rotation, be applicable to the turning department of suspension type transfer chain.

Preferably, a connecting rod/connecting hole is horizontally arranged on the connecting block, and the front vehicle or the middle vehicle is hinged with the connecting block through the connecting rod/connecting hole.

Through this scheme, make connecting block and front truck or well car can rotate certain angle perpendicularly, be applicable to the position that has certain slope on the suspension type conveying line, further improve the application scope of this device.

Preferably, an end cover is arranged at one end of the rod body, which is connected with the movable head, a through hole is formed in the center of the end cover, and the movable head is connected with the through hole in a sliding manner; the movable head is provided with a limiting table at one end extending into the rod body, and the outer diameter of the limiting table is larger than the inner diameter of the through hole.

Through this scheme, realize the sliding connection of activity head and the body of rod, the installation of the head of being convenient for activity and the body of rod to avoid the head roll-off body of rod of moving.

Preferably, the end cover is in threaded connection with the rod body through threads, a jacking screw is arranged on one side of the rod body, and the jacking screw penetrates through the rod body and jacks up the threaded part of the end cover.

Through this scheme, improve the fastness of being connected between end cover and the body of rod, avoid the end cover not hard up at long-time impact vibrations in-process.

Preferably, a fixing bolt penetrates through one end of the rod body, which is connected with the fixing head, and the fixing bolt penetrates through the fixing head simultaneously to enable the fixing head to be fixedly connected with the rod body.

Through this scheme, improve the fastness of being connected between fixed head and the body of rod.

The utility model discloses a technological effect lies in, uses this flexible connecting rod to connect front truck and well car, can make well car slowly park after the front truck strikes to the stopper, avoids the impact force that huge acceleration caused too big to can reduce vibrations, reduce or avoid the influence that vibrations caused product and equipment.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

Fig. 1 is a schematic view of an installation position of a flexible connecting rod in an embodiment of the present invention.

Fig. 2 is a schematic cross-sectional view of the flexible link of fig. 1.

Fig. 3 is a schematic cross-sectional view of the rod body of the flexible link of fig. 2.

Wherein like parts are designated by like reference numerals throughout the several views; the figures are not drawn to scale.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be considered a part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Examples

As shown in fig. 1 to 3, the flexible connecting rod 1000 in this embodiment includes a rod body 1100 and a connecting block 1200, two ends of the rod body 1100 are both connected to a front vehicle 2100 or a middle vehicle 2200 through the connecting block 1200, the rod body 1100 is a hollow structure with two open ends, two ends of the rod body 1100 are both provided with connecting heads 1300, at least one of the connecting heads 1300 extends into the rod body 1100 and is slidably connected to the rod body 1100, a spring 1110 is arranged in the rod body 1100, and the connecting heads 1300 are elastically connected through the spring 1110; the connecting block 1200 is connected to the rod body 1100 through the connecting head 1300.

Through this scheme of this embodiment, through spring 1110 elastic connection between the connector 1300, after front truck 2100 and limit stop striking, well car 2200 can be because inertia extrusion spring 1110 to slow stopping reduces or offsets the impact force that the striking produced, avoids equipment or product 3000 to receive the influence because of the vibrations that the impact force of striking produced.

In this embodiment or other embodiments, the connection head 1300 includes a movable head 1310 and a fixed head 1320, the fixed head 1320 is fixed to one end of the stick 1100 and blocks the opening of the stick 1100, and the movable head 1310 is inserted into the stick 1100 and slidably connected to the stick 1100. Only set up one end and be the expansion end, avoid the movable part too much to cause wearing and tearing too big or stability is relatively poor, should set up the durability that can improve this device.

In this embodiment or other embodiments, the opposite sides of the movable head 1310 and the fixed head 1320 are both provided with a connection portion 1301, a hinge hole 1302 is vertically arranged on the connection portion 1301, and the connection block 1200 and the connection portion 1301 are hinged through the hinge hole 1302. The connecting block 1200 and the connector 1300 can horizontally rotate by a certain angle, and the device is suitable for the turning of a hanging type conveying line.

In this embodiment or other embodiments, a connecting rod/connecting hole 1210 is horizontally disposed on the connecting block 1200, and the front vehicle 2100 or the middle vehicle 2200 is hinged to the connecting block 1200 through the connecting rod/connecting hole 1210. The connecting block 1200 and the front vehicle 2100 or the middle vehicle 2200 can vertically rotate by a certain angle, and the device is suitable for a position with a certain gradient on a hanging type conveying line, and the application range of the device is further widened.

In this embodiment or other embodiments, an end cap 1120 is disposed at one end of the rod 1100, to which the movable head 1310 is connected, a through hole is formed in the center of the end cap 1120, and the movable head 1310 is slidably connected with the through hole; one end of the movable head 1310, which extends into the rod body 1100, is provided with a limiting table 1311, and the outer diameter of the limiting table 1311 is larger than the inner diameter of the through hole. The sliding connection between the movable head 1310 and the stick body 1100 is realized, the installation of the movable head 1310 and the stick body 1100 is convenient, and the movable head 1310 is prevented from sliding out of the stick body 1100.

In this embodiment or other embodiments, the end cap 1120 is in threaded connection with the rod 1100 through threads, a tightening screw 1121 is disposed on one side of the rod 1100, and the tightening screw 1121 penetrates through the rod 1100 and tightens against a threaded portion of the end cap 1120, so that the firmness of the connection between the end cap 1120 and the rod 1100 is improved, and the end cap 1120 is prevented from loosening during long-time impact shock.

In this embodiment or other embodiments, a fixing bolt 1130 penetrates through an end of the stick 1100 to which the fixing head 1320 is connected, and the fixing bolt 1130 penetrates through the fixing head 1320 to fix and connect the fixing head 1320 and the stick 1100. The firmness of the connection between the fixing head 1320 and the rod 1100 is improved.

A technical effect of this embodiment lies in, uses this flexible connecting rod 1000 to connect front truck 2100 and well car 2200, can make well car 2200 slowly park after front truck 2100 strikes to the stopper, avoids the impact force that huge acceleration caused too big to can reduce vibrations, reduce or avoid the influence that vibrations caused product and equipment.

Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for purposes of illustration and is not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims (7)

1. A flexible connecting rod comprises a rod body and a connecting block, wherein two ends of the rod body are both connected with a front vehicle or a middle vehicle through the connecting block, and the flexible connecting rod is characterized in that the rod body is of a hollow structure with openings at two ends, two ends of the rod body are both provided with connectors, at least one connector extends into the rod body and is in sliding connection with the rod body, a spring is arranged in the rod body, and the connectors are elastically connected through the spring; the connecting block passes through the connector with the body of rod is connected.

2. The flexible connection rod of claim 1, wherein the connection head comprises a movable head and a fixed head, the fixed head is fixed to one end of the rod body and blocks the opening of the rod body, and the movable head is inserted into the rod body and slidably connected with the rod body.

3. The flexible connecting rod of claim 2, wherein the opposite sides of the movable head and the fixed head are provided with connecting portions, hinge holes are vertically arranged on the connecting portions, and the connecting blocks are hinged to the connecting portions through the hinge holes.

4. The flexible connecting rod of claim 3, wherein a connecting rod/connecting hole is horizontally arranged on the connecting block, and the front vehicle or the middle vehicle is hinged with the connecting block through the connecting rod/connecting hole.

5. The flexible connecting rod of claim 2, wherein an end cap is disposed at one end of the rod body, to which the movable head is connected, a through hole is formed in the center of the end cap, and the movable head is slidably connected with the through hole; the movable head is provided with a limiting table at one end extending into the rod body, and the outer diameter of the limiting table is larger than the inner diameter of the through hole.

6. The flexible connection rod of claim 5, wherein the end cap is threadedly coupled to the rod, and a tightening screw is provided at one side of the rod, and penetrates the rod and tightens a threaded portion of the end cap.

7. The flexible connecting rod of claim 2, wherein a fixing bolt is inserted through an end of the rod body to which the fixing head is connected, and the fixing bolt is inserted through the fixing head to fixedly connect the fixing head and the rod body.

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