CN211392779U

CN211392779U - Novel screw conveyer chain plate quick assembly disassembly instrument

Info

Publication number: CN211392779U
Application number: CN201922143512.4U
Authority: CN
Inventors: 毕玉超; 高勇; 丛鑫; 刘辉; 马洪明; 张世福; 段晓威; 张晓艺; 窦金迪; 王宝智
Original assignee: China Tobacco Shandong Industrial Co Ltd
Current assignee: China Tobacco Shandong Industrial Co Ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-09-01
Anticipated expiration: 2029-12-02

Abstract

The utility model discloses a novel screw conveyer chain plate quick assembly disassembly instrument, include: the disassembling component of the mutually connected positioning components is of a U-shaped structure, one side surface of the U-shaped structure is fixedly connected with the positioning block, and the other side surface of the U-shaped structure is provided with a through hole and is fixedly connected with the disassembling component; the dismounting assembly comprises a moving rod provided with a ratchet strip, the moving rod is driven by a ratchet strip transmission mechanism to penetrate through the through hole to realize the dismounting of the pin shaft, the dismounting of the pin shaft can be completed by a single person and quickly, the operation can be performed in a region with a narrow space, and the dismounting assembly is simple, portable and convenient to maintain.

Description

Novel screw conveyer chain plate quick assembly disassembly instrument

Technical Field

The utility model relates to a link joint quick assembly disassembly instrument of tobacco logistics industry screw conveyer belongs to tobacco logistics machinery technical field.

Background

In the tobacco logistics industry, the screw conveyor is heavy in task, and the chain plates need to be frequently disassembled to replace damaged chain plates or maintain the chain plates. In the process of disassembling and assembling the chain plates of the screw conveyor, the chain links of all the chain plates are connected through pin shafts, and the chain links are disassembled and assembled by adopting a hammer and a pin punch in the traditional disassembling and assembling mode. This method has the following problems in the process of assembling and disassembling the link plate: 1. at least two people are required to cooperate. One person holds the chain plate and the other person carries out dismounting, and the pin impact is easy to scratch the hand when the chain plate is hammered, so that personal injury is caused; 2. the maintenance space is narrow, the potential safety hazard is large, and the space at the high position of the screw conveyor is narrow, so that two persons can replace the chain plate at the high position inconveniently, and danger is easy to occur; 3. the maintenance operation time is long. The hammer and the pin punch are adopted to carry out dismounting operation at high altitude, which is inconvenient and consumes long time.

Disclosure of Invention

The utility model provides a solve above-mentioned problem, provide a novel screw conveyer chain plate quick assembly disassembly instrument.

The technical scheme adopted by the disclosure is as follows:

a novel screw conveyor chain plate quick assembly disassembly tool includes: the disassembling component of the mutually connected positioning components is of a U-shaped structure, one side surface of the U-shaped structure is fixedly connected with the positioning block, and the other side surface of the U-shaped structure is provided with a through hole and is fixedly connected with the disassembling component; the dismounting assembly comprises a moving rod provided with a ratchet strip, and the moving rod is driven by the ratchet strip transmission mechanism to penetrate through the through hole to realize the dismounting of the pin shaft.

Furthermore, the motion rod is also provided with a smooth area without a ratchet structure, and the motion rod is reset by rotating the motion rod after the pin shaft is disassembled and assembled.

Furthermore, the disassembling component also comprises a fixed handle, a pawl and a spring which are connected with the rotating handle, and the rotating handle is rotationally connected with the fixed handle; one end of the spring is connected with the rotating handle, and the other end of the spring is connected with the fixed handle, so that the resetting effect of the rotating handle is realized; the pawl is arranged at the top of the rotating handle and is matched with the ratchet to form a ratchet transmission mechanism.

Further, the positioning block and the moving rod are located on the same axis.

Further, two pawls are arranged; one pawl is a locking pawl and is used for locking the pawl to prevent the ratchet bar from moving backwards; the other pawl is a transmission pawl and is used for pushing the ratchet strip to move forwards.

Furthermore, a through hole is formed in one side face of the fixed handle, the fixed handle is fixedly connected with the U-shaped structure, and the fixed handle is used for being matched with the through hole in one side face of the U-shaped structure to enable the moving rod to move through the through hole.

Furthermore, the positioning assembly comprises a mounting plate, a connecting rod and a mounting disc, wherein one end of the connecting rod is fixedly connected with the mounting plate, and the other end of the connecting rod is fixedly connected with the mounting disc to form a U-shaped structure; the mounting disc is provided with a through hole which is fixedly connected with one side surface of the fixed handle.

Furthermore, the positioning assembly further comprises a pin shaft recovery hollow pipe, the inner side of the mounting plate is connected with the positioning block, and the outer side of the mounting plate is connected with the pin shaft recovery hollow pipe.

Furthermore, the top of the connecting rod is provided with a reinforcing rib, and the connecting part of the connecting rod and the mounting disc is also provided with a reinforcing rib.

Furthermore, the locating piece has a through hole, the locating piece is in same axis with the round pin axle recovery hollow tube for location when round pin axle is dismantled and the recovery effect after dismantling.

Compared with the prior art, the beneficial effect of this disclosure is:

1. the utility model provides a novel link joint quick assembly disassembly instrument to the rotation of handheld handle promotes the ratchet and moves forward, and the dismouting of round pin axle is accomplished in the contact of ratchet and round pin axle, can realize single, accomplish the dismouting of round pin axle fast, can be in the narrow and small regional operation in space, and is simple portable, easy maintenance.

2. This openly can realize intermittent type linear motion, to longer round pin axle in the link joint, can change the pawl and the short dismounting device of pivot distance, through reducing the feed distance at every turn, improve application of force dynamics, alleviate the tired sense of dismouting, also can pause at any time at the dismouting process, can not influence follow-up dismouting work.

3. After the disassembly is completed, the ratchet bar is turned 180 degrees, the smooth surface faces downwards, the quick reset of the ratchet bar is facilitated, and the quick disassembly and assembly of the whole chain plate pin shaft are finally realized.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

FIG. 1 is a schematic structural view of a novel link plate quick assembly/disassembly tool of the present disclosure;

FIG. 2 is a schematic structural view of the ratchet drive mechanism of the present disclosure;

1. the ratchet bar comprises a ratchet bar body 2, a sheet metal handle 3, a reinforcing rib 4, a connecting rod 5, a positioning block 6, a pin shaft recycling hollow pipe 7, a locking pawl 8 and a transmission pawl.

The specific implementation mode is as follows:

the present disclosure is further described with reference to the following drawings and examples.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same 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. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

In the present disclosure, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only relational terms determined for convenience in describing structural relationships of the parts or elements of the present disclosure, and do not refer to any parts or elements of the present disclosure, and are not to be construed as limiting the present disclosure.

In the present disclosure, terms such as "fixedly connected", "connected", and the like are to be understood in a broad sense, and mean either a fixed connection or an integral connection or a detachable connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present disclosure can be determined on a case-by-case basis by persons skilled in the relevant art or technicians, and are not to be construed as limitations of the present disclosure.

Example 1

A novel screw conveyor chain plate quick assembly disassembly tool includes: the disassembling component of the mutually connected positioning components is of a U-shaped structure, one side surface of the U-shaped structure is fixedly connected with the positioning block 5, and the other side surface of the U-shaped structure is provided with a through hole and is fixedly connected with the disassembling component; the dismounting assembly comprises a moving rod provided with a ratchet 1, and the moving rod is driven by a ratchet transmission mechanism to penetrate through the through hole to realize the dismounting of the pin shaft.

The motion rod is also provided with a smooth area without a ratchet structure and is used for resetting by rotating the motion rod after the pin shaft is disassembled and assembled. The disassembling component also comprises a fixed handle, a pawl and a spring which are connected with the rotating handle, and the rotating handle is rotationally connected with the fixed handle; one end of the spring is connected with the rotating handle, and the other end of the spring is connected with the fixed handle, so that the resetting effect of the rotating handle is realized; the pawl is arranged at the top of the rotating handle and is matched with the ratchet to form a ratchet transmission mechanism. The positioning block and the moving rod are positioned on the same axis.

Two pawls are arranged; one pawl is a locking pawl and is used for locking the pawl to prevent the ratchet bar from moving backwards; the other pawl is a transmission pawl and is used for pushing the ratchet strip to move forwards. And one side surface of the fixed handle is provided with a through hole and is fixedly connected with the U-shaped structure, and the fixed handle is matched with the through hole on one side surface of the U-shaped structure to realize that the moving rod passes through the through hole to move. The positioning assembly comprises an installation plate, a connecting rod and an installation disc, wherein one end of the connecting rod is fixedly connected with the installation plate, and the other end of the connecting rod is fixedly connected with the installation disc to form a U-shaped structure; the mounting disc is provided with a through hole which is fixedly connected with one side surface of the fixed handle. The positioning assembly further comprises a pin shaft recovery hollow pipe, the inner side of the mounting plate is connected with the positioning block, and the outer side of the mounting plate is connected with the pin shaft recovery hollow pipe.

The top of the connecting rod is provided with a reinforcing rib, and the joint of the connecting rod and the mounting disc is also provided with a reinforcing rib; the locating block is provided with a through hole, and the locating block and the pin shaft recycling hollow pipe are located on the same axis and used for locating when the pin shaft is detached and recycling after detachment.

The utility model aims to provide a novel link joint quick assembly disassembly instrument to the rotation of handheld handle promotes the ratchet and moves forward, and the dismouting of round pin axle is accomplished in the ratchet and the contact of round pin axle, can realize one, accomplish the dismouting of round pin axle fast.

The novel quick disassembling tool for the chain plate of the screw conveyor consists of a positioning part, a ratchet part and a metal plate handle part. The positioning part is composed of a positioning block 5, a connecting rod 4, a disc and a pin shaft recovery pipe 6, and the positioning block 5 can clamp the chain plate to avoid shaking. The ratchet strip part is designed to be an asymmetric structure, one side of the ratchet strip is provided with the ratchet and the other side of the ratchet strip is smooth, so that the ratchet strip is convenient to move forwards and reset quickly. The metal plate handle 2 is composed of a rotating handle, a fixed handle, a pawl and a double-torsion spring, the pawl is clamped into a ratchet of a ratchet bar, the ratchet bar moves forwards through rotation of the rotating handle to complete disassembly and assembly of a chain plate pin shaft, and the back surface is smooth and can be reset quickly.

During the use, hug closely one side of link joint with assembly and disassembly tools's locating piece, it prevents that the link joint from rocking to press from both sides tight link joint, it makes its one side that has the ratchet cooperate with the pawl in the panel beating handle down to rotate the handle through with the hand constantly, transmission pawl 8 promotes the ratchet and moves forward, locking pawl 7 prevents that the ratchet from moving backward, realize the intermittent type linear motion of ratchet, accomplish the dismouting to the round pin axle through the motion of ratchet, after the dismantlement is accomplished, carry out 180 degrees upsets with the ratchet, make smooth one side down, make things convenient for the quick return of ratchet, finally realize the quick assembly disassembly of whole link joint round pin axle.

Different positioning blocks and ratchet bars can be processed and manufactured according to the types of the required chain plates, so that the chain plates of different types can be disassembled and assembled.

The rotation of the handheld handle pushes the ratchet to move forwards, the ratchet is contacted with the pin shaft to complete the disassembly and assembly of the pin shaft, the pin shaft can be disassembled and assembled quickly by one person, the operation can be performed in a narrow and small area, and the novel pin shaft assembling and disassembling device is simple and portable and convenient to maintain. Intermittent linear motion can be realized, to the longer round pin axle of link joint, can change the short dismounting device of pawl and pivot distance, through reducing feed distance at every turn, improve application of force dynamics, alleviate the tired sense of dismouting, also can be at the dismouting in-process pause at any time, can not influence follow-up dismouting work. After the disassembly is completed, the ratchets are overturned for 180 degrees, so that the smooth surfaces face downwards, the ratchets are convenient to reset quickly, and the quick disassembly and the assembly of the whole chain plate pin shaft are finally realized.

Although the present disclosure has been described with reference to specific embodiments, it should be understood that the scope of the present disclosure is not limited thereto, and those skilled in the art will appreciate that various modifications and changes can be made without departing from the spirit and scope of the present disclosure.

Claims

1. A novel screw conveyor chain plate quick assembly disassembly tool which is characterized by comprising: the disassembling component of the mutually connected positioning components is of a U-shaped structure; one side surface of the U-shaped structure is fixedly connected with the positioning block, and the other side surface of the U-shaped structure is provided with a through hole and is fixedly connected with the disassembling component; the dismounting assembly comprises a moving rod provided with a ratchet strip, and the moving rod is driven by the ratchet strip transmission mechanism to penetrate through the through hole to realize the dismounting of the pin shaft.

2. The tool of claim 1, wherein the motion bar further comprises a smooth area without a ratchet structure for resetting by rotating the motion bar after the pin is removed and removed.

3. The screw conveyor chain plate quick release tool of claim 1, wherein the disassembly assembly further comprises a fixed handle, a pawl, and a spring, all connected to a rotating handle, the rotating handle being rotatably connected to the fixed handle; one end of the spring is connected with the rotating handle, and the other end of the spring is connected with the fixed handle, so that the resetting effect of the rotating handle is realized; the pawl is arranged at the top of the rotating handle and is matched with the ratchet to form a ratchet transmission mechanism.

4. The screw conveyor chain plate quick release tool of claim 1, wherein the locating block is co-axial with the motion bar.

5. The screw conveyor chain plate quick release tool of claim 3, wherein there are two of said pawls; one pawl is a locking pawl and is used for locking the pawl to prevent the ratchet bar from moving backwards; the other pawl is a transmission pawl and is used for pushing the ratchet strip to move forwards.

6. The tool for quickly disassembling and assembling a chain plate of a spiral conveyor according to claim 3, wherein a side surface of the fixed handle is provided with a through hole and is fixedly connected with the U-shaped structure, and the through hole is used for being matched with the through hole on the side surface of the U-shaped structure to realize the movement of the moving rod through the through hole.

7. The screw conveyor chain plate quick assembly disassembly tool of claim 2, wherein the positioning assembly comprises a mounting plate, a connecting rod and a mounting disc, one end of the connecting rod is fixedly connected with the mounting plate, and the other end of the connecting rod is fixedly connected with the mounting disc to form a U-shaped structure; the mounting disc is provided with a through hole which is fixedly connected with one side surface of the fixed handle.

8. The tool of claim 7, wherein the positioning assembly further comprises a pin recycling empty pipe, the inner side of the mounting plate is connected to the positioning block, and the outer side of the mounting plate is connected to the pin recycling empty pipe.

9. The tool of claim 7, wherein the top of the connecting rod is provided with a stiffener, and the connecting portion of the connecting rod and the mounting plate is also provided with a stiffener.

10. The tool for quickly disassembling and assembling a chain plate of a spiral conveyor according to claim 8, wherein the positioning block is provided with a through hole, and the positioning block and the pin shaft recovery hollow pipe are positioned on the same axis and used for positioning during pin shaft disassembly and recovering after pin shaft disassembly.