CN215854049U

CN215854049U - Negative pressure car unloader with material collector

Info

Publication number: CN215854049U
Application number: CN202120783428.3U
Authority: CN
Inventors: 邹尔琪; 孙波; 陈猛; 杨平; 祁伟杰; 刘璐
Original assignee: Tianfu Heavy Industry Co ltd
Current assignee: Shandong Railway Intelligent Equipment Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2022-02-18
Anticipated expiration: 2031-04-16

Abstract

The utility model discloses a negative pressure car unloader adopting a material collector, wherein a vertical material conveying mechanism comprises a rack, a feeder and the material collector, and also comprises a feeding pipe, a separation and dust removal device, a Roots blower and a discharger, wherein the rack is slidably arranged on a slide way arranged on a movable portal frame through a lifting mechanism; the separating and dedusting device and the Roots blower are both arranged on the beam of the movable gantry, and the Roots blower is communicated with the separating and dedusting device through a pipeline; the bottom of the separation dust removal device is provided with an unloader, a discharge port of the unloader is connected with a seal bin, and the discharge port of the seal bin is connected with a feed inlet of the horizontal screw mechanism. The utility model discloses a negative pressure car unloader with a material collector, which has good stability, can convey materials in a long distance, is convenient to maintain, reduces the weight of a vertical material conveying mechanism, and enhances the reliability of the whole equipment.

Description

Negative pressure car unloader with material collector

Technical Field

The utility model relates to the technical field of unloading equipment, in particular to a negative-pressure unloading machine adopting a material collector.

Background

When the train carriage carries out material conveying, single conveying capacity is large and cost is low, but in working practice, loading and unloading of some bulk materials such as coal, sand and stone and the like not only has large labor intensity but also has very low work efficiency. The unloading equipment of bulk materials of trains, such as a tippler, a chain bucket type unloader, an excavator, a horizontal screw unloader, a vertical screw unloader and the like, has the problem of clearing the residual materials.

Compared with a tippler, the coal unloading device of the screw unloader basically has no damage to the wagon when the coal is unloaded, and has good adaptability to common vehicle types. The length of the unloading line, the coal receiving quantity and the output capacity can be flexibly selected according to different requirements, and the coal can be unloaded section by section. The screw car unloader is different according to the integral form, and can be divided into a bridge type, a door type and a single-arm type;

chinese utility model patent CN201520548556.4 discloses a closed vertical screw car unloader of vertical lift, by portable portal, horizontal screw mechanism, vertical screw mechanism, hoisting mechanism and sealed storehouse are constituteed, vertical screw mechanism passes through the slide, the slide rail is installed on the portal, a hoisting mechanism for driving vertical screw mechanism lift is installed on the portal, vertical screw mechanism's discharge gate is connected with the sealed storehouse of fixing on the portal, the sealed storehouse docks with the horizontal screw mechanism of installing on the portal, vertical screw mechanism is 3 layers of mechanism, outer loading head is collected the interior material of carriage and is given the feeder, send into vertical screw mechanism by the feeder. The width of the outer-layer material collector is matched with that of the carriage, and the residual material in the carriage is less than 1 ton; the guide device is arranged below the portal end beam, and the portal end beam can work on a railway line with a curve and adapt to different working positions.

However, in the above patent, the vertical screw conveyor is used for conveying the material in the vertical direction, and when the vertical screw conveyor is used for conveying the material, the material is rubbed with the machine groove and the blades, so that the unit power consumption is large, and the machine groove and the screw blades are easily abraded; the materials are easy to break in the conveying process; the screw shaft is not suitable for long-distance conveying due to the rigidity requirement of the screw shaft; the sensitivity to overload is strong, materials with large impurity content are not suitable to be conveyed, and blockage is easily caused.

Therefore, how to improve the above prior art and provide a negative pressure car unloader using a material collector is an urgent problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

Accordingly, the present invention is directed to a negative pressure unloader using a loading head, which solves at least one of the problems set forth in the background art.

In order to realize the scheme, the utility model adopts the following technical scheme:

a negative pressure car unloader adopting a material collector comprises a movable portal frame, a horizontal screw mechanism, a lifting mechanism, a sealed bin and a vertical material conveying mechanism, wherein the vertical material conveying mechanism comprises a frame, a feeder and the material collector; the separating and dedusting device and the Roots blower are both arranged on a cross beam of the movable gantry, and the Roots blower is communicated with the separating and dedusting device through a pipeline; the bottom of the separation and dust removal device is provided with the discharger, the discharge port of the discharger is connected with the sealed bin, and the discharge port of the sealed bin is connected with the horizontal screw mechanism.

The utility model is improved on the basis of the prior art, improves a vertical screw mechanism in a vertical lifting closed type vertical screw unloader of Chinese utility model CN201520548556.4, and improves the vertical screw mechanism under the condition of keeping a movable portal frame, a horizontal screw mechanism, a lifting mechanism and a sealed bin unchanged;

because the vertical screw mechanism in the prior art is a 3-layer mechanism, the utility model replaces the vertical screw positioned at the innermost layer with a negative pressure type material conveying component, reserves other components of the original vertical screw mechanism, namely a frame, a feeder and a material collector, and adopts an independent driving motor to drive the feeder and the material collector instead of being driven by a central shaft inside the vertical screw shaft;

make the negative pressure formula feeding mechanism that inlet pipe, separation dust collector, roots's fan and tripper are constituteed as the defeated material component of vertical direction, roots's fan working stroke negative pressure environment can carry the interior material of carriage that feeder and tripper collected for separation dust collector through the inlet tube and separate, then the powder material gets into the sealed storehouse through the tripper in, finally shifts through horizontal screw mechanism horizontal transport.

Preferably, in the above-mentioned negative pressure car unloader who adopts the loading head, the feeder is installed the bottom of frame, the loading head is installed the skin of feeder, and the loading head with the feeder drives through driver part, makes the loading head still can accomplish the function of gathering materials for the feeder, the feeder still can get the material.

Preferably, in the above negative pressure car unloader using the material collector, the driving part is a driving motor, and the driving motor is in transmission connection with the feeder and the material collector to drive the feeder and the material collector to rotate.

Preferably, in the above-mentioned negative pressure car unloader who adopts the loading head, hoisting mechanism adopts first servo motor drive reel winding wire rope to drive the frame goes up and down in the slide that sets up, first servo motor with the reel is installed on the crossbeam of portable portal, wire rope one end winding is in on the reel, the other end bypass guide pulley with the frame is connected.

Preferably, in the above-mentioned negative pressure car unloader who adopts the loading head, hoisting mechanism adopts the variable frequency brake motor drive of fixing on portable portal rack in the frame, drives the frame goes up and down, the rack is vertical to be installed in the slide, variable frequency brake motor installs in the frame, the gear of installing on variable frequency brake motor's the motor shaft with rack toothing.

Preferably, in the above-mentioned negative pressure car unloader who adopts the loading head, the bottom of portable portal both sides stand is provided with removes the wheel, removes the wheel and is connected with second servo motor through the pivot transmission.

Preferably, in the negative pressure unloader using a material collector, the horizontal screw mechanism is a screw conveyor arranged horizontally.

Preferably, in the above negative pressure car unloader with the material collector, a pulley is mounted on the frame, and is connected with the slide in a sliding manner through the pulley.

Preferably, in the negative pressure unloader using the material collector, the separation and dust removal device is a cyclone separator.

Compared with the prior art, the negative pressure unloader with the material collector has the advantages that the stability is good, long-distance material conveying can be achieved, the maintenance is convenient, the weight of the vertical material conveying mechanism is reduced, and the reliability of the whole device is enhanced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic diagram of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the utility model discloses a negative-pressure car unloader adopting a material collector, which comprises a movable portal 1, a horizontal screw mechanism 2, a lifting mechanism 3, a sealed bin 4 and a vertical material conveying mechanism 5, wherein the vertical material conveying mechanism 5 comprises a rack 51, a feeder and a material collector 53, and is characterized in that the vertical material conveying mechanism 5 further comprises a feeding pipe 54, a separating and dedusting device 55, a Roots blower 56 and a discharger 57, the rack 51 is slidably mounted on a slideway arranged on the movable portal 1 through the lifting mechanism 3, the feeding pipe 54 is mounted in the rack 51, one end of the feeding pipe 54 is communicated with the separating and dedusting device 55, and the other end of the feeding pipe 54 is communicated with a discharge hole of the feeder; the separating and dedusting device 55 and the Roots blower 56 are both arranged on the beam of the movable gantry 1, and the Roots blower 56 is communicated with the separating and dedusting device 55 through a pipeline; the bottom of the separation and dust removal device 55 is provided with a discharger 57, the discharge port of the discharger 57 is connected with the sealed bin 4, and the discharge port of the sealed bin 4 is connected with the horizontal screw mechanism 2.

In order to further optimize the technical scheme, the feeder is arranged at the bottom end of the frame 51, the material collector 53 is arranged on the outer layer of the feeder, and the material collector 53 and the feeder are driven by the driving part, so that the material collector 53 can still complete the function of collecting materials for the feeder, and the feeder can still take materials.

In order to further optimize the technical scheme, the driving part is a driving motor, and the driving motor is in transmission connection with the feeder and the collector 53 and drives the feeder and the collector 53 to rotate.

In order to further optimize the technical scheme, the hoisting mechanism 3 adopts a variable frequency brake motor fixed on the movable gantry 1 to drive a rack on the rack 51 to drive the rack 51 to lift, the rack is vertically arranged in a slide way, the variable frequency brake motor is arranged on the rack 51, and a gear arranged on a motor shaft of the variable frequency brake motor is meshed with the rack.

In order to further optimize the technical scheme, moving wheels are arranged at the bottoms of the upright columns at the two sides of the movable portal 1 and are connected with a second servo motor through rotating shafts in a transmission mode.

In order to further optimize the above technical solution, the horizontal screw mechanism 2 is a horizontally arranged screw conveyor.

In order to further optimize the above technical solution, the frame 51 is provided with a pulley, and is connected with the slide way in a sliding manner through the pulley.

In order to further optimize the above technical solution, the separation and dust removal device 55 is a cyclone separator.

The working principle is as follows:

the utility model improves on the basis of the prior art, improves a vertical screw mechanism in a vertical lifting closed type vertical screw unloader of Chinese utility model CN201520548556.4, and improves the vertical screw mechanism under the condition of keeping a movable portal 1, a horizontal screw mechanism 2, a lifting mechanism 3 and a sealed bin 4 unchanged;

because the vertical screw mechanism in the prior art is a 3-layer mechanism, the utility model replaces the vertical screw positioned at the innermost layer with a negative pressure type material conveying component, keeps other components of the original vertical screw mechanism, namely the frame 51, the feeder and the material collector 53, and adopts an independent driving motor to drive the feeder and the material collector 53 instead of being driven by the internal mandrel of the vertical screw shaft;

the negative pressure type material conveying mechanism consisting of the feeding pipe 54, the separating and dedusting device 55, the Roots blower 56 and the discharger 57 is used as a material conveying component in the vertical direction, the negative pressure environment of the working stroke of the Roots blower 56 can convey the materials in the carriage collected by the feeder and the collector 53 to the separating and dedusting device 55 through the feeding pipe 54 for separation, and then the powder materials enter the sealed cabin 4 through the discharger 57 and are finally conveyed and transferred horizontally through the horizontal screw mechanism 2.

Simultaneously can also replace the feeder that sets up in the closed vertical screw unloader of CN201520548556.4 vertical lift for the material head is got to the material that is disclosed in the material head is got to china utility model CN201320545659.6 vertical screw, adopts to get the material head and gets the material, then carries the material to inlet pipe 54 and carries out the negative pressure vertical feeding.

Meanwhile, the feeder which is vertically and spirally arranged in a CN201520548556.4 vertical lifting closed type vertical screw unloader can be replaced by a material taking device in a CN201920615206.3 continuous high-efficiency screw coal unloader, the material taking device is adopted for taking materials, and then the materials are conveyed to the feeding pipe 54 for negative pressure vertical material conveying.

Simultaneously can also replace the feeder of vertical spiral setting in the closed vertical screw unloader of CN201520548556.4 a vertical lift for the material head is got to the material disclosed in the material head is got to china utility model CN201821524722.7 a screw ship unloader and spiral thereof, adopts to get the material head and gets the material, then carries the material to inlet pipe 54 and carries out the negative pressure vertical feeding.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A negative pressure car unloader adopting a material collector comprises a movable portal frame, a horizontal screw mechanism, a lifting mechanism, a sealed bin and a vertical material conveying mechanism, wherein the vertical material conveying mechanism comprises a frame, a feeder and the material collector; the separating and dedusting device and the Roots blower are both arranged on a cross beam of the movable gantry, and the Roots blower is communicated with the separating and dedusting device through a pipeline; the bottom of the separation and dust removal device is provided with the discharger, the discharge hole of the discharger is connected with the sealed bin, and the discharge hole of the sealed bin is connected with the feed inlet of the horizontal screw mechanism.

2. The negative pressure car unloader using a material collector as claimed in claim 1, wherein the feeder is installed at a bottom end of the frame, the material collector is installed at an outer layer of the feeder, and the material collector and the feeder are driven by a driving means.

3. The negative pressure car unloader with a material collector as claimed in claim 2, wherein the driving member is a driving motor, and the driving motor is in transmission connection with the feeder and the material collector to drive the feeder and the material collector to rotate.

4. The negative pressure car unloader with the material collector as claimed in claim 1, wherein the lifting mechanism drives the reel to wind a steel wire rope by a first servo motor to drive the frame to lift in a set slide way, the first servo motor and the reel are mounted on a beam of the movable gantry, one end of the steel wire rope is wound on the reel, and the other end of the steel wire rope bypasses a guide pulley and is connected with the frame.

5. The negative pressure car unloader with a material collector as claimed in claim 1, wherein the lifting mechanism drives a rack on the rack by a variable frequency brake motor fixed on a movable gantry to lift the rack, the rack is vertically installed in a slide way, the variable frequency brake motor is installed on the rack, and a gear installed on a motor shaft of the variable frequency brake motor is meshed with the rack.

6. The negative pressure car unloader with a material collector as claimed in claim 1, wherein the bottom of the upright posts on both sides of the movable gantry is provided with a movable wheel, and the movable wheel is connected with a second servo motor through a rotating shaft in a transmission way.

7. The negative pressure car unloader using a material collector as claimed in claim 1, wherein the horizontal screw mechanism is a horizontally arranged screw conveyor.

8. The negative pressure car unloader with the material collector as claimed in claim 1, wherein the frame is provided with a pulley, and the pulley is slidably connected with the slide way.

9. The negative pressure car unloader with the material collector as claimed in claim 1, wherein the separating and dust removing device is a cyclone separator.