CN210411103U

CN210411103U - Outer formula breaker protection device that arranges

Info

Publication number: CN210411103U
Application number: CN201921026065.8U
Authority: CN
Inventors: 杨文华; 薛家兵; 周鹏; 张旭
Original assignee: Hubei Sanning Chemical Co Ltd
Current assignee: Hubei Sanning Chemical Co Ltd
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-04-28
Anticipated expiration: 2029-07-03

Abstract

The utility model discloses an external discharging type crusher protection device, which comprises a storage bin, wherein a first conveying belt is arranged below a discharge port of the storage bin, a first metal detector is arranged on the first conveying belt, the tail end of the conveying belt is connected with an inlet of a three-way valve, one outlet of the three-way valve is connected with a crusher, the other outlet of the three-way valve is arranged above a second conveying belt, a second metal detector and a magnetic adsorption structure are arranged on the second conveying belt, and the tail end of the second conveying belt is connected with the storage bin; the utility model discloses not only can make the metal foreign matter not get into the breaker, fundamentally has guaranteed safe, stable, the high-efficient operation of breaker, has saved the manpower moreover, has improved work efficiency, has guaranteed the continuous operation of device.

Description

Outer formula breaker protection device that arranges

Technical Field

The utility model relates to a breaker safety protection field specifically indicates an outer formula of arranging breaker protection device.

Background

In the industrial sectors of metallurgy, mining, chemical industry, cement and the like, a large amount of raw materials and recycled waste materials need to be processed and treated by a crusher every year. In order to achieve separation of the useful minerals from the ore into individual bodies, for example, in a concentrating mill, it is necessary to crush the raw ore with a crusher to the particle size required for the ore grinding process. Crushers are mainly classified into jaw crushers, impact crushers, and the like according to the principle.

The protection device that present breaker was used commonly is mechanical protection, falls into non-broken thing such as metal in the broken chamber of breaker, for example the bucket tooth of forklift, the bull head of rig, and the mechanical protection of breaker is through equipment protection action such as control hydraulic pressure or flywheel, prevents that breaker equipment from damaging. When the single protection device is influenced by the outside, the protection is easy to be out of time, the crusher can be overloaded seriously, the crusher is stopped slightly to influence the production efficiency, and the main parts of the crusher are damaged seriously, so that the crusher must be provided with an accurate and reliable overload protection device.

Therefore, there is a need for an external discharge type crusher protection device to solve the above problems.

Disclosure of Invention

An object of the utility model is to overcome the aforesaid not enough, provide an outer formula of arranging breaker protection device, can make metallic foreign matter not get into the breaker, fundamentally has guaranteed safe, stable, the high-efficient operation of breaker.

The utility model discloses a solve above-mentioned technical problem, the technical scheme who adopts is: the utility model provides an outer formula of arranging breaker protection device, includes the feed bin, is equipped with first conveyer belt below the discharge gate of feed bin, is equipped with first metal detector on first conveyer belt, links to each other with the three-way valve entry at the conveyer belt tail end, and an export of three-way valve links to each other with the breaker, and second conveyer belt top is located to another export of three-way valve, is equipped with second metal detector and magnetic adsorption structure on second conveyer belt, and second conveyer belt tail end links to each other with the feed bin.

Preferably, the discharge port of the bin is positioned at the bottom of the bin, and the tail end of the second conveyor belt is positioned at the top of the bin.

Preferably, the three-way valve is a pneumatic external three-way valve.

Preferably, the three-way valve is connected with a microcontroller, and the microcontroller is respectively connected with the first metal detector and the second metal detector.

Preferably, the magnetic adsorption structure and the three-way valve are respectively arranged on two sides of the second metal detector, and a certain distance is kept between the second metal detector and the magnetic adsorption structure and between the second metal detector and the three-way valve, so that the magnetic adsorption structure and the three-way valve are prevented from interfering the second metal detector.

Preferably, the magnetic adsorption structure specifically adopts a magnetic plate, and the magnetic plate is fixed above the second conveying belt through a bracket.

Preferably, the first metal detector is fixed on one side of the first conveying belt, the second metal detector is fixed on the second conveying belt, and an isolation layer is arranged between the first conveying belt and the second conveying belt.

The utility model has the advantages that:

1. the metal foreign matters can be prevented from entering the crusher, so that the safe, stable and efficient operation of the crusher is fundamentally ensured;

2. the labor is saved, and the working efficiency is improved;

3. the continuous operation of the device is ensured.

Drawings

FIG. 1 is a schematic structural view of an external discharge crusher protection apparatus;

FIG. 2 is a control flow diagram of an external discharge crusher protection apparatus;

in the figure, a storage bin 1, a first conveying belt 2, a first metal detector 3, a three-way valve 4, a crusher 5, a second conveying belt 6, a second metal detector 7, a magnetic adsorption structure 8 and a microcontroller 9 are arranged.

Detailed Description

The invention is described in further detail below with reference to the figures and the embodiments.

As shown in fig. 1 and 2, an outer formula breaker protection device that arranges, including feed bin 1, be equipped with first conveyer belt 2 below the discharge gate of feed bin 1, be equipped with first metal detector 3 on

first conveyer belt

2, 2 tail ends at conveyer belt link to each other with 4 entrances of three-way valve, 4 exports of three-way valve link to each other with

breaker

5, 6 tops of second conveyer belt are located to another export of three-way valve 4, be equipped with second metal detector 7 and magnetic adsorption structure 8 on

second conveyer belt

6, 6 tail ends of second conveyer belt link to each other with feed bin 1.

Preferably, the discharge port of the silo 1 is positioned at the bottom of the silo 1, and the tail end of the second conveyor belt 6 is positioned at the top of the silo 1. Such setting is convenient for get into feed bin 1 through the broken thing that second conveyer belt 6 got rid of after the metal to pass through first conveyer belt 2 once more, guaranteed the continuous operation of device.

Preferably, the three-way valve 4 is a pneumatic external three-way valve, and in this embodiment, a DN type pneumatic three-way valve of a berlon brand is specifically adopted, so that the setting is more convenient to operate.

Preferably, the three-way valve 4 is connected to a microcontroller 9, and the microcontroller 9 is connected to the first metal detector 3 and the second metal detector 7, respectively. Such setting makes can receive the signal of first metal detector 3, second metal detector 7 through microcontroller 9 to the export of control three-way valve 4 opens and shuts, has reduced the manpower, has improved work efficiency. In this embodiment, the microcontroller 9 specifically uses a single chip microcomputer, and the specific model is STM32F 103.

Preferably, the magnetic adsorption structure 8 and the three-way valve 4 are respectively disposed at two sides of the second metal detector 7, and a certain distance is kept between the second metal detector 7 and the magnetic adsorption structure 8 and the three-way valve 4 to prevent the magnetic adsorption structure 8 and the three-way valve 4 from interfering with the second metal detector 7. Due to the arrangement, the magnetic adsorption structure 8 and the three-way valve 4 are prevented from influencing the work of the second metal detector 7, and the detection accuracy of the second metal detector 7 is ensured.

Preferably, the magnetic adsorption structure 8 is embodied by a magnetic plate, which is fixed above the second conveyor belt 6 by a bracket. Magnetic adsorption structure 8 specifically adopts magnet in this embodiment, has better adsorption effect to the metallic foreign matter, and the metallic foreign matter on the magnetic adsorption structure 8 regularly clears up to carry out recycle to the metallic foreign matter.

Preferably, the first metal detector 3 is fixed on one side of the first conveyor belt 2, the second metal detector 7 is fixed on the second conveyor belt 6, and an isolation layer is arranged between the first conveyor belt 2 and the second conveyor belt 6. Due to the arrangement, the mutual interference of the first metal detector 3, the second metal detector 7 and the metal foreign matters in the broken objects is avoided, the detection is influenced, and the detection accuracy is ensured. In this embodiment, the first metal detector 3 and the second metal detector 7 are specifically of an electromagnetic induction type, and the isolation layer is specifically made of a thick lead plate.

The working principle of the embodiment is as follows: when in use, the crushed materials are added into the bin 1 and fall on the first conveying belt 2 through the discharge hole at the bottom of the bin 1. The three-way valve 4 is initially in a state in which the outlet connected to the crusher 5 is open and the outlet connected to the second conveyor belt 6 is closed. When the first metal detector 3 detects metal, an alarm signal is sent to the microcontroller 9, the microcontroller 9 controls to open the outlet connected with the second conveying belt 6 and close the outlet connected with the crusher 5, and the crushed objects containing the metal foreign matters enter the second conveying belt 6. When waiting that second metal detector 7 detects the metal, send alarm signal to microcontroller 9, microcontroller 9 control opens the export that links to each other with breaker 5 to close the export that links to each other with second conveyer belt 6, the broken thing that does not contain the metallic impurity continues to get into breaker 5 and carries out the breakage, guarantees the safe operation that gets into the breaker, has promoted breaker operating efficiency, increases output.

On the other hand, the broken objects containing the metal foreign matters on the second conveying belt 6 are adsorbed by the magnetic adsorption structure 8 in the conveying process, the broken objects with the metal foreign matters removed are conveyed to the upper part of the storage bin 1 and fall into the storage bin 1, and the broken objects pass through the first conveying belt 2 again, so that the continuous operation of the device is ensured, and the metal foreign matters are also completely removed.

The utility model discloses not only can make the metal foreign matter not get into the breaker, fundamentally has guaranteed the safe, stable, the high-efficient operation of breaker, has saved the manpower moreover, has improved work efficiency, has guaranteed the continuous operation of device.

The above embodiments are merely preferred technical solutions of the present invention, and should not be considered as limitations of the present invention, and the features in the embodiments and the examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.

Claims

1. The utility model provides an outer formula of arranging breaker protection device, includes feed bin (1), its characterized in that: discharge gate below at feed bin (1) is equipped with first conveyer belt (2), be equipped with first metal detector (3) on first conveyer belt (2), it links to each other with three-way valve (4) entry at conveyer belt (2) tail end, export and breaker (5) link to each other in three-way valve (4), second conveyer belt (6) top is located in another export of three-way valve (4), be equipped with second metal detector (7) and magnetic adsorption structure (8) on second conveyer belt (6), second conveyer belt (6) tail end links to each other with feed bin (1).

2. The external discharge crusher protector as claimed in claim 1, wherein: the discharge hole of the storage bin (1) is positioned at the bottom of the storage bin (1), and the tail end of the second conveying belt (6) is positioned at the top of the storage bin (1).

3. The external discharge crusher protector as claimed in claim 1, wherein: the three-way valve (4) adopts a pneumatic external three-way valve.

4. The external discharge crusher protector as claimed in claim 3, wherein: the three-way valve (4) is connected with the microcontroller (9), and the microcontroller (9) is respectively connected with the first metal detector (3) and the second metal detector (7).

5. The external discharge crusher protector as claimed in claim 1, wherein: the magnetic adsorption structure (8) and the three-way valve (4) are respectively arranged on two sides of the second metal detector (7), and a certain distance is kept between the second metal detector (7) and the magnetic adsorption structure (8) and between the second metal detector and the three-way valve (4) to avoid the magnetic adsorption structure (8) and the three-way valve (4) from interfering the second metal detector (7).

6. The external discharge crusher protector as claimed in claim 1, wherein: the magnetic adsorption structure (8) specifically adopts a magnetic plate, and the magnetic plate is fixed above the second conveying belt (6) through a support.

7. The external discharge crusher protector as claimed in claim 1, wherein: first metal detector (3) are fixed in first conveyer belt (2) one side, and second metal detector (7) are fixed in second conveyer belt (6), and are equipped with the isolation layer between first conveyer belt (2) and second conveyer belt (6).