CN113044606A

CN113044606A - Negative pressure car unloader that can commutate and clean

Info

Publication number: CN113044606A
Application number: CN202110410392.9A
Authority: CN
Inventors: 陈猛; 杨平; 孙波; 邹尔琪; 祁伟杰; 刘维礼; 刘新文; 刘璐
Original assignee: Tianfu Heavy Industry Co ltd
Current assignee: Tianfu Heavy Industry Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-06-29

Abstract

The invention discloses a negative pressure car unloader capable of reversing and cleaning, which comprises a movable portal frame, a lifting mechanism and a vertical conveying mechanism, wherein the vertical conveying mechanism comprises a lifting sliding frame, a material taking device, a feeding pipe, a separating and dedusting device, a Roots blower and a discharger; the material taking device is arranged at the bottom end of the lifting sliding frame through a rotating mechanism and comprises a material taking frame, a spiral material collector, a transverse rolling brush and a movable disc brush mechanism; the other end of the feeding pipe extends into the material taking frame and is positioned at the central position of the material taking frame, and the spiral material collector is arranged at the bottom of the material taking frame and is positioned at one side below the pipe orifice at the bottom end of the feeding pipe; the horizontal rolling brush is installed on one side of the spiral material collector, which is far away from the feeding pipe, and the movable disc brush mechanism is installed on one side of the horizontal rolling brush, which is far away from the spiral material collector. The invention discloses a negative pressure unloading machine capable of reversing cleaning, which has the advantages of good stability, long service life, convenience in cleaning and collecting materials and enhanced reliability of the whole equipment.

Description

Negative pressure car unloader that can commutate and clean

Technical Field

The invention relates to the technical field of unloading equipment, in particular to a negative pressure unloading machine capable of reversing and cleaning.

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;

the chinese utility model patent CN202021301097.7 discloses a negative pressure car cleaner, which comprises a moving gantry, a lifting carriage, a carriage guide device, a lifting device, a negative pressure collecting device, a cleaning and taking device, a hydraulic station and an electric box; the lifting sliding frame is arranged in the middle of a cross beam of the moving door frame in a sliding mode through a sliding frame guide device; the lifting device is arranged on one side of the sliding frame guide device and is connected with the lifting sliding frame through a steel wire rope; the cleaning and taking device is detachably arranged at the bottom end of the lifting sliding frame and is communicated with the negative pressure collecting device through a material conveying pipeline, and the negative pressure collecting device is positioned on the other side of the sliding frame guide device; the hydraulic station and the electric box are both installed on the beam of the movable gantry. Above-mentioned technical scheme can realize unilateral cleaning and whole carriage is cleaned, need not to open the door and cleans surplus material in the carriage to can clear up the remaining material in carriage root, high-efficient environmental protection has liberated the labour.

However, in the technical scheme of the patent, a plurality of disc brushes are matched for cleaning aggregate, but the phenomenon of material leakage often occurs by adopting the mode of matching the plurality of disc brushes, so that the material cannot be sufficiently close to the triangular adsorption mechanism, and the phenomenon of insufficient material collection occurs; when the technical scheme of above-mentioned patent is adopted simultaneously to unload, only can realize unloading to unilateral material, still have the bilateral symmetry to set up the scheme that cleans the mechanism among the prior art, but adopt the design of symmetry formula not only increase cost, aggravate cleaning device's weight moreover greatly, make the load increase of equipment.

Therefore, how to provide a negative pressure unloader capable of reversing cleaning is a problem that needs to be solved urgently by the technical personnel in the field.

Disclosure of Invention

Accordingly, the present invention is directed to a negative pressure unloading machine capable of reversing cleaning to solve at least one of the problems set forth in the background art.

In order to realize the scheme, the invention adopts the following technical scheme:

a negative pressure car unloader capable of reversing cleaning comprises a movable portal frame, a lifting mechanism and a vertical conveying mechanism, wherein the vertical conveying mechanism comprises a lifting carriage, a material taking device, a feeding pipe, a separation dust removal device, a Roots blower and a discharger; 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, and a discharge hole of the discharger is connected with a discharge pipe;

the material taking device is arranged at the bottom end of the lifting sliding frame through a rotating mechanism and comprises a material taking frame, a spiral material collector, a transverse rolling brush and a movable disc brush mechanism; the other end of the feeding pipe extends into the material taking frame and is positioned in the center of the material taking frame, and the spiral material collector is arranged at the bottom of the material taking frame and is positioned on one side below a pipe orifice at the bottom end of the feeding pipe; the horizontal round brush is installed the spiral loading head is kept away from one side of inlet pipe, it installs to remove dish brush mechanism horizontal round brush is kept away from one side of spiral loading head.

The material taking device provided by the invention can rotate at a certain angle under the driving of the rotating mechanism, and when the material on one side in the carriage is unloaded during the cleaning operation, the material taking device can rotate 180 degrees, so that the material on the other side in the carriage can be cleaned and collected, the cost input is reduced, the weight of the material taking device is lightened, and the load of the equipment is reduced.

Under the cooperation of spiral collector, horizontal round brush and removal dish brush mechanism, the material can be abundant remove to the direction of inlet pipe, furthest's removal reaches the feed inlet department of inlet pipe bottom, realizes that the material is inhaled to the negative pressure and collects.

Preferably, in the negative pressure unloader capable of reversing cleaning, the carriage guide device comprises a left carriage and a right carriage which are oppositely arranged, and two opposite faces of the left carriage and the right carriage are provided with guide pulleys; two opposite side surfaces of the lifting sliding frame, the left sliding frame and the right sliding frame are respectively provided with a sliding frame guide rail, and the guide pulleys are embedded into the sliding frame guide rails; a first lifting pulley, a second lifting pulley and a third lifting pulley are arranged in the lifting sliding frame, the first lifting pulley is arranged in the middle of the lifting sliding frame in the vertical direction, and the second lifting pulley is arranged right below the first lifting pulley; the third lifting pulley is installed at the right lower part of the first lifting pulley and is positioned above the second lifting pulley.

Preferably, in the negative pressure unloader capable of being cleaned in a reversing manner, the lifting mechanism is positioned on one side of the right carriage, the lifting device comprises a winding drum and a winding drum stepping motor, two ends of a central shaft of the winding drum are mounted on a winding drum support through bearings, and the central shaft of the winding drum is in transmission connection with an output shaft of the winding drum stepping motor; one end of the steel wire rope is wound on the winding drum, and the other end of the steel wire rope sequentially bypasses the third lifting pulley, the second lifting pulley and the first lifting pulley and is connected with a fixed block arranged at the top end of the right sliding frame; the winding drum stepping motor is electrically connected with a controller in the electric box through a lead, and the electric box is located on a beam of the movable portal frame.

The guide pulley of the sliding frame guide device is embedded into the sliding frame guide rail of the lifting sliding frame, and can lift and guide the lifting sliding frame; the winding drum stepping motor of the hoisting mechanism can drive the winding drum to rotate, and the winding drum stepping motor has certain self-locking performance, so that the lifting carriage can be lifted and lowered by winding and releasing the steel wire rope;

preferably, in the negative pressure unloading machine capable of reversing and cleaning, the rotating mechanism comprises a sleeve, an inner pipe, a rotary support, a gear ring and a rotating stepping motor, the inner pipe is mounted at the bottom end of the lifting carriage, the sleeve is mounted at the top end of the material taking frame, the inner pipe extends into the sleeve, and the rotary support is arranged between the inner pipe and the sleeve; the gear ring is installed outside the sleeve, the rotating stepping motor is installed on one side of the lifting carriage through a support, and a first gear meshed with the gear ring is arranged on a motor shaft of the rotating stepping motor; the feeding pipe penetrates through the sleeve and the inner pipe and extends into the material taking frame.

Preferably, in the negative pressure unloading machine capable of reversing and cleaning, the transverse rolling brush comprises a rolling brush rotating pipe, a first hydraulic motor, a nylon wire and steel wire mixed brush piece, a steel wire rope brush piece, a galvanized steel wire brush piece and a nylon wire brush piece; the nylon wire and steel wire mixed brush pieces are arranged at two ends of the outer pipe wall of the rolling brush rotating pipe; the steel wire rope brush piece, the zinc-coated steel wire brush piece and the nylon wire brush piece are sequentially arranged to form a brush piece group, and the brush piece group is provided with a plurality of groups; the multiple groups of brush piece groups are sequentially arranged and installed on the outer pipe wall of the rolling brush rotating pipe, and are positioned between the nylon wire and steel wire mixed brush pieces at two ends;

a rolling brush rotary table vertical to the axis of the rolling brush rotary tube is fixedly connected in the tube cavity of the rolling brush rotary tube; the first hydraulic motors are arranged in the pipe cavities at two ends of the rolling brush rotating pipe respectively, the rotating shaft of each first hydraulic motor is fixedly connected with the circle center of the rolling brush rotating disc, and the shell of each first hydraulic motor is fixedly connected with the material taking frame through a support.

The nylon wire and steel wire mixed brush piece, the steel wire rope brush piece, the galvanized steel wire brush piece and the nylon wire brush piece are combined, a plurality of groups of brush piece groups are sequentially arranged and installed on the outer pipe wall of the rolling brush rotating pipe, and the plurality of groups of brush piece groups are positioned between the nylon wire and steel wire mixed brush pieces at two ends, so that a better cleaning effect can be realized, and the service life of brush hair is long; the wire rope brush piece that sets up simultaneously can take out when rotatory and beat the material that is cleaned the collection by the round brush, prevents that the material from piling up in horizontal round brush rear to reduce the height of material heap, thereby be convenient for collect. First hydraulic motor adopts built-in mode, makes the both ends of horizontal round brush can be closely next to carriage inner wall more closely, and the reinforcing cleans the effect.

Preferably, in the negative pressure unloader capable of reversing cleaning, the movable disc brush mechanism comprises a mounting beam, a second hydraulic motor, a second gear, a cylindrical linear guide rail, a slide block, a rack, a third hydraulic motor and a disc brush; the two cylindrical linear guide rails are arranged in parallel, the rack and the cylindrical linear guide rails are arranged on the mounting beam in parallel, and the cylindrical linear guide rails are positioned below the rack; two second gears are arranged and are respectively installed on rotating shafts of the two second hydraulic motors, the two second hydraulic motors are respectively connected to the two sliding blocks, and the second gears are meshed with the racks; the sliding block is provided with a sliding groove matched with the cylindrical linear guide rail, and the cylindrical linear guide rail is embedded into the sliding groove; the third hydraulic motor is mounted on the sliding block through a mounting plate and is positioned below the second hydraulic motor, and the disc brush is mounted on a rotating shaft of the third hydraulic motor; the dust suppression device is arranged on the mounting beam, and the mounting beam is arranged on one side of the material taking frame.

Preferably, in the above-mentioned negative pressure unloader that can commutate and clean, dust suppression device includes and presses down the dirt spray pipe, press down the dirt spray pipe equidistance and install a plurality of atomising heads, press down dirt spray pipe one end and seal, the other end passes through the flexible hose and connects high-pressure water source.

The movable disc brush mechanism adopts a double-guide-rail design, two cylindrical linear guide rails are arranged in parallel, two sliding grooves are also arranged on each sliding block, and the cylindrical linear guide rails are embedded into the sliding grooves, so that the sliding is more stable, the influence of self weight is small, and the stable sliding can be kept; when a larger solid material is clamped at the meshing position of the second gear and the rack, the vibration motor arranged on the mounting beam is started to drive the sliding block to vibrate, so that the clamped solid material is conveniently vibrated down, and the problem of clamping is solved; the top of the mounting beam is provided with a dust suppression spray pipe parallel to the rack, and a plurality of spray heads are equidistantly arranged on the dust suppression spray pipe to form a dust suppression water curtain, so that dust is effectively suppressed.

Preferably, in the negative pressure unloader capable of being cleaned in a reversing manner, the spiral material collector comprises a material collecting rotating pipe and a fourth hydraulic motor, and material collecting spiral blades with opposite rotating directions are mounted at two ends of the outer pipe wall of the material collecting rotating pipe; the inner cavity of the collecting rotating pipe is fixedly connected with a collecting rotating disc vertical to the axis of the collecting rotating pipe; the four hydraulic motors are respectively arranged in the pipe cavities at two ends of the collecting rotating pipe, the rotating shaft of each hydraulic motor is fixedly connected with the circle center of the collecting rotating disc, and the shell of each hydraulic motor is fixedly connected with the material taking frame through a support.

The corner department in the carriage can be reachd to the spiral loading head, can be with the material of horizontal round brush collection to middle heap collection, the inlet pipe negative pressure feeding of being convenient for, and will be used for driven fourth hydraulic motor to set up in the lumen at the runner both ends that gathers materials, thereby can make the runner both ends that gather materials can closely inner wall of the carriage closely, thereby can collect the powder that is located at the bottom of the carriage and carriage wall juncture corner department, the fourth hydraulic motor setting has been avoided gathering materials runner both ends department, make the runner tip that gathers materials can't press close to the problem that inner wall of the carriage gathered materials.

Preferably, in the negative pressure unloading machine capable of reversing and cleaning, the nylon wire and steel wire mixed brush piece comprises a nylon wire and steel wire mixed brush disc, nylon wires and steel wires, a pipe hole through which the rolling brush rotating pipe can pass is formed in the center of the nylon wire and steel wire mixed brush disc, the nylon wire and steel wire mixed brush disc is fixedly connected to the outer pipe wall of the rolling brush rotating pipe, and the nylon wires and the steel wires are alternately connected to the edge of the nylon wire and steel wire mixed brush disc;

the steel wire rope brush piece comprises a steel wire rope brush disc and a steel wire rope, a pipe hole through which the rolling brush rotating pipe can pass is formed in the center of the steel wire rope brush disc, the steel wire rope brush disc is fixedly connected to the outer pipe wall of the rolling brush rotating pipe, and the steel wire rope is connected to the edge of the steel wire rope brush disc;

the galvanized steel wire brush piece comprises a galvanized steel wire brush disc and a galvanized steel wire, a pipe hole through which the roller brush rotating pipe can pass is formed in the center of the galvanized steel wire brush disc, the galvanized steel wire brush disc is fixedly connected to the outer pipe wall of the roller brush rotating pipe, and the galvanized steel wire is connected to the edge of the galvanized steel wire brush disc

The nylon wire brush piece comprises a nylon wire brush disc and nylon wires, the center of the nylon wire brush disc is provided with a pipe hole through which the round brush rotating pipe can pass, the nylon wire brush disc is fixedly connected to the outer pipe wall of the round brush rotating pipe, and the nylon wires are connected to the edge of the nylon wire brush disc.

Preferably, in the negative pressure unloader capable of reversing and cleaning, the disc brush comprises a brush disc, and steel wire bristles are connected to the brush disc; the edge of the brush disc is connected with a circle of steel wire rope.

According to the technical scheme, compared with the prior art, the negative pressure unloading machine capable of reversing cleaning is good in stability, long in service life, convenient for cleaning and collecting materials and capable of enhancing the reliability of the whole equipment.

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 front view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a front view of the reclaimer assembly;

FIG. 4 is a side view of the reclaimer assembly;

FIG. 5 is a cross-sectional view of the reclaimer assembly;

FIG. 6 is a perspective view of the moving brush mechanism;

FIG. 7 is a front view of the moving brush mechanism;

FIG. 8 is a cross-sectional view of the lateral roller brush;

FIG. 9 the drawing is a cross-sectional view of the spiral collector.

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 invention discloses a negative pressure car unloader capable of reversing and cleaning, which comprises a movable portal 1, a lifting mechanism 2 and a vertical conveying mechanism, wherein the vertical conveying mechanism comprises a lifting carriage 3, a material taking device 4, a feeding pipe 5, a separating and dedusting device 6, a Roots blower 7 and a discharger 8, the lifting carriage 3 is slidably mounted on a carriage guide device arranged on the movable portal 1 through the lifting mechanism 2, the feeding pipe 5 is mounted in the lifting carriage 3, and one end of the feeding pipe 5 is communicated with the separating and dedusting device 6; the separating and dedusting device 6 and the Roots blower 7 are both arranged on the beam of the movable gantry 1, and the Roots blower 7 is communicated with the separating and dedusting device 6 through a pipeline; the bottom of the separation and dust removal device 6 is provided with a discharger 8, and a discharge hole of the discharger 8 is connected with a discharge pipe 9;

the material taking device 4 is arranged at the bottom end of the lifting carriage 3 through a rotating mechanism 10, and the material taking device 4 comprises a material taking frame 41, a spiral material collector 42, a transverse rolling brush 43 and a movable disc brush mechanism 44; the other end of the feeding pipe 5 extends into the material taking frame 41 and is positioned at the central position of the material taking frame 41, and the spiral material collector 42 is arranged at the bottom of the material taking frame 41 and is positioned at one side below the pipe orifice at the bottom end of the feeding pipe 5; a transverse rolling brush 43 is mounted on the side of the spiral collector 42 remote from the feed pipe 5, and a movable disk brush mechanism 44 is mounted on the side of the transverse rolling brush 43 remote from the spiral collector 42.

In order to further optimize the technical scheme, the sliding frame guide device comprises a left sliding frame and a right sliding frame which are oppositely arranged, and guide pulleys are arranged on two opposite surfaces of the left sliding frame and the right sliding frame; two opposite side surfaces of the lifting sliding frame 3 and the left sliding frame and the right sliding frame are respectively provided with a sliding frame guide rail, and the guide pulleys are embedded into the sliding frame guide rails; a first lifting pulley, a second lifting pulley and a third lifting pulley are arranged in the lifting sliding frame 3, the first lifting pulley is arranged in the middle of the lifting sliding frame 3 in the vertical direction, and the second lifting pulley is arranged right below the first lifting pulley; the third lifting pulley is arranged at the right lower part of the first lifting pulley and is positioned above the second lifting pulley.

In order to further optimize the technical scheme, the hoisting mechanism 2 is positioned on one side of the right sliding frame, the hoisting device comprises a winding drum and a winding drum stepping motor, two ends of a central shaft of the winding drum are arranged on a winding drum bracket through bearings, and the central shaft of the winding drum is in transmission connection with an output shaft of the winding drum stepping motor; one end of the steel wire rope is wound on the winding drum, and the other end of the steel wire rope sequentially winds the third lifting pulley, the second lifting pulley and the first lifting pulley and is connected with a fixed block arranged at the top end of the right sliding frame; the winding drum stepping motor is electrically connected with a controller in an electric box through a lead, and the electric box is positioned on a beam of the movable portal frame 1.

In order to further optimize the technical scheme, the rotating mechanism 10 comprises a sleeve 101, an inner pipe 102, a rotary support 103, a gear ring 104 and a rotating stepping motor 105, wherein the inner pipe 102 is installed at the bottom end of the lifting carriage 3, the sleeve 101 is installed at the top end of the material taking frame 41, the inner pipe 102 extends into the sleeve 101, and the rotary support 103 is arranged between the inner pipe 102 and the sleeve 101; the gear ring 104 is arranged outside the sleeve 101, the rotating stepping motor 105 is arranged on one side of the lifting carriage 3 through a bracket, and a motor shaft of the rotating stepping motor 105 is provided with a first gear meshed with the gear ring 104; the feed tube 5 extends through the casing 101 and the inner tube 102 into the take off rack 41.

In order to further optimize the above technical solution, the lateral rolling brush 43 comprises a rolling brush rotating pipe 431, a first hydraulic motor 432, a nylon wire and steel wire mixed brush piece 433, a steel wire rope brush piece 434, a galvanized steel wire brush piece 435 and a nylon wire brush piece 436; the nylon wire and steel wire mixed brush sheets 433 are arranged at the two ends of the outer pipe wall of the rolling brush rotating pipe 431; the steel wire rope brush slice 434, the galvanized steel wire brush slice 435 and the nylon wire brush slice 436 are arranged in sequence to form a brush slice group, and the brush slice group is provided with a plurality of groups; the multiple groups of brush sheet groups are sequentially arranged and installed on the outer pipe wall of the rolling brush rotating pipe 431, and are positioned between the nylon wire and steel wire mixed brush sheets 433 at the two ends;

in order to further optimize the above technical solution, the moving disk brush mechanism 44 includes a mounting beam 441, a second hydraulic motor 442, a second gear 443, a cylindrical linear guide 444, a slider 445, a rack 446, a third hydraulic motor 447, and a disk brush 448; two cylindrical linear guide rails 444 are arranged in parallel, a rack 446 and the cylindrical linear guide rails 444 are arranged on the mounting beam 441 in parallel, and the cylindrical linear guide rails 444 are positioned below the rack 446; two second gears 443 are provided and are respectively mounted on the rotation shafts of the two second hydraulic motors 442, the two second hydraulic motors 442 are respectively connected to the two sliders 445, and the second gears 443 are engaged with the racks 446; the slider 445 is provided with a sliding groove matched with the cylindrical linear guide 444, and the cylindrical linear guide 444 is embedded into the sliding groove; a third hydraulic motor 447 is mounted on the slider 445 through a mounting plate and located below the second hydraulic motor 442, and a disk brush 448 is mounted on a rotary shaft of the third hydraulic motor 447; the dust suppression device is arranged on the mounting beam 441, and the mounting beam 441 is arranged on one side of the material taking frame 41.

In order to further optimize the technical scheme, the dust suppression device comprises a dust suppression spraying pipe 449, a plurality of spraying heads 450 are equidistantly installed on the dust suppression spraying pipe 449, one end of the dust suppression spraying pipe 449 is closed, and the other end of the dust suppression spraying pipe 449 is connected with a high-pressure water source through a telescopic hose.

In order to further optimize the above technical solution, the spiral material collector 42 includes a material collecting rotary pipe 421 and a fourth hydraulic motor 422, and material collecting spiral blades 423 with opposite rotation directions are installed at two ends of the outer pipe wall of the material collecting rotary pipe 421; the inner cavity of the collecting rotating pipe 421 is fixedly connected with a collecting rotating disc vertical to the axis thereof; the four hydraulic motors 422 are arranged in two cavities at two ends of the collecting rotating pipe 421, the rotating shaft of the four hydraulic motor 422 is fixedly connected with the circle center of the collecting rotating disc, and the shell of the four hydraulic motor 422 is fixedly connected with the material taking frame 41 through a support.

In order to further optimize the technical scheme, the nylon wire and steel wire mixed brush piece 433 comprises a nylon wire and steel wire mixed brush disc, nylon wires and steel wires, wherein a pipe hole through which the roller brush rotating pipe 431 can pass is formed in the center of the nylon wire and steel wire mixed brush disc, the nylon wire and steel wire mixed brush disc is fixedly connected to the outer pipe wall of the roller brush rotating pipe 431, and the nylon wires and the steel wires are alternately connected to the edge of the nylon wire and steel wire mixed brush disc;

the steel wire rope brush piece 434 comprises a steel wire rope brush disc and a steel wire rope, wherein a pipe hole through which the rolling brush rotating pipe 431 can pass is formed in the center of the steel wire rope brush disc, the steel wire rope brush disc is fixedly connected to the outer pipe wall of the rolling brush rotating pipe 431, and the steel wire rope is connected to the edge of the steel wire rope brush disc;

the galvanized steel wire brush piece 435 includes a galvanized steel wire brush plate and a galvanized steel wire, a pipe hole through which the roller brush rotary pipe 431 can pass is provided at the center of the galvanized steel wire brush plate, the galvanized steel wire brush plate is fixedly connected to the outer pipe wall of the roller brush rotary pipe 431, and the galvanized steel wire is connected to the edge of the galvanized steel wire brush plate

The nylon wire brush piece 436 comprises a nylon wire brush disc and nylon wires, a pipe hole through which the rolling brush rotating pipe 431 can pass is formed in the center of the nylon wire brush disc, the nylon wire brush disc is fixedly connected to the outer pipe wall of the rolling brush rotating pipe 431, and the nylon wires are connected to the edge of the nylon wire brush disc.

In order to further optimize the above technical solution, the disc brush 448 includes a brush disc, which is connected with steel wire brush bristles; the edge of the brush disc is connected with a circle of steel wire rope.

In order to further optimize the technical scheme, the separation and dust removal device 6 selects a bag-type dust remover; the movable gantry 1 is further provided with a hydraulic station, and the first hydraulic motor 432, the second hydraulic motor 442, the third hydraulic motor 447 and the fourth hydraulic motor 422 are respectively communicated with the hydraulic station through pipelines.

The working principle is as follows:

the material taking device 4 arranged in the invention can rotate at a certain angle under the driving of the rotating mechanism 10, and when the vehicle cleaning operation is carried out and one side of the material in the carriage 11 is unloaded, the material taking device 4 can be rotated by 180 degrees, so that the material on the other side in the carriage 11 can be cleaned and collected, the cost input is reduced, the weight of the material taking device 4 is lightened, and the load of the equipment is reduced.

Under the cooperation of the spiral material collector 42, the transverse rolling brush 43 and the moving disc brush mechanism 44, the materials can fully move towards the direction of the feeding pipe 5 and move to the feeding port at the bottom end of the feeding pipe 5 to the maximum extent, so that negative-pressure suction and collection are realized.

A guide pulley of the carriage guide device is embedded in a carriage guide rail of the lifting carriage 3, and can lift and guide the lifting carriage 3; the winding drum stepping motor of the hoisting mechanism 2 can drive the winding drum to rotate, and the winding drum stepping motor has certain self-locking property, so that the lifting carriage 3 can be lifted and lowered by winding and releasing the steel wire rope;

the movable disc brush mechanism 44 adopts a double-guide-rail design, two cylindrical linear guide rails 444 are arranged in parallel, two sliding grooves are also formed in each sliding block 445, and the cylindrical linear guide rails 444 are embedded in the sliding grooves, so that the sliding is more stable, the influence of self weight is small, and the stable sliding can be kept; when a larger solid material is clamped at the meshing part of the second gear 443 and the rack 446, the whole sliding block 445 can vibrate by starting the vibration motor, so that the clamped solid material is conveniently vibrated to fall, and the problem of clamping is solved; a dust suppression spray pipe 449 parallel to the rack 446 is installed on the top of the installation beam 441, and a plurality of spray heads 450 are equidistantly installed on the dust suppression spray pipe 449, so that a dust suppression water curtain can be formed, and dust suppression is achieved effectively. The moving brush mechanism 44 sweeps the collected material toward the transverse rolling brush 43.

A rolling brush rotary table vertical to the axis of the rolling brush rotary pipe 431 is fixedly connected in the pipe cavity of the rolling brush rotary pipe 431; the two first hydraulic motors 432 are respectively positioned in the tube cavities at the two ends of the rolling brush rotating tube 431, the rotating shaft of the first hydraulic motor 432 is fixedly connected with the circle center of the rolling brush rotating disc, and the shell of the first hydraulic motor 432 is fixedly connected with the material taking frame 41 through a support. The transverse roller brush 43 sweeps the material toward the spiral collector 42.

The nylon wire and steel wire mixed brush sheets 433, the steel wire rope brush sheets 434, the galvanized steel wire brush sheets 435 and the nylon wire brush sheets 436 are combined, a plurality of groups of brush sheet groups are sequentially arranged and installed on the outer pipe wall of the rolling brush rotating pipe 431, and the plurality of groups of brush sheet groups are located between the nylon wire and steel wire mixed brush sheets 433 at two ends, so that a good cleaning effect can be achieved, and the service life of bristles is long; the wire rope brush piece 434 that sets up simultaneously can take out and beat the material that is cleaned the collection by the round brush when rotatory, prevents that the material from piling up in horizontal round brush 43 rear to reduce the height of material heap, thereby be convenient for collect. The first hydraulic motor 432 is built in, so that both ends of the lateral rolling brush 43 can be brought close to the inner wall of the vehicle compartment 11 at a closer distance, thereby enhancing the cleaning effect.

Spiral loading head 42 can reach the corner department in carriage 11, can pile up the material that horizontal round brush 43 was collected to the centre, the inlet pipe 5 negative pressure feeding of being convenient for, and will be used for driven fourth hydraulic motor 422 to set up in the intracavity at collection material changes pipe 421 both ends, thereby can make collection material change pipe 421 both ends can be closely pressed close to carriage 11 inner wall, thereby can collect the powder that is located 11 end in carriage and 11 wall juncture corner department in carriage, fourth hydraulic motor 422 has been avoided setting up at collection material changes pipe 421 both ends, make collection material change pipe 421 tip can't press close to the problem that carriage 11 inner wall carried out the collection material.

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 invention. 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 capable of reversing and cleaning comprises a movable portal frame, a lifting mechanism and a vertical conveying mechanism, and is characterized in that the vertical conveying mechanism comprises a lifting carriage, a material taking device, a feeding pipe, a separation dust removal device, a Roots blower and a discharger, the lifting carriage is slidably mounted on a carriage guide device arranged on the movable portal frame through the lifting mechanism, the feeding pipe is mounted in the lifting carriage, and one end of the feeding pipe is communicated with the separation dust removal device; 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, and a discharge hole of the discharger is connected with a discharge pipe;

2. The negative pressure unloading machine capable of reversing cleaning according to claim 1, wherein the carriage guide device comprises a left carriage and a right carriage which are oppositely arranged, and guide pulleys are arranged on two opposite surfaces of the left carriage and the right carriage; two opposite side surfaces of the lifting sliding frame, the left sliding frame and the right sliding frame are respectively provided with a sliding frame guide rail, and the guide pulleys are embedded into the sliding frame guide rails; a first lifting pulley, a second lifting pulley and a third lifting pulley are arranged in the lifting sliding frame, the first lifting pulley is arranged in the middle of the lifting sliding frame in the vertical direction, and the second lifting pulley is arranged right below the first lifting pulley; the third lifting pulley is installed at the right lower part of the first lifting pulley and is positioned above the second lifting pulley.

3. The negative pressure unloading machine capable of reversing cleaning according to claim 2, wherein the hoisting mechanism is positioned on one side of the right carriage, the hoisting device comprises a winding drum, a steel wire rope and a winding drum stepping motor, two ends of a central shaft of the winding drum are mounted on a winding drum bracket through bearings, and the central shaft of the winding drum is in transmission connection with an output shaft of the winding drum stepping motor; one end of the steel wire rope is wound on the winding drum, and the other end of the steel wire rope sequentially bypasses the third lifting pulley, the second lifting pulley and the first lifting pulley and is connected with a fixed block arranged at the top end of the right sliding frame; the winding drum stepping motor is electrically connected with a controller in the electric box through a lead, and the electric box is located on a beam of the movable portal frame.

4. The negative-pressure unloading machine capable of realizing reversing cleaning according to claim 3, wherein the rotating mechanism comprises a sleeve, an inner pipe, a slewing bearing, a gear ring and a rotating stepping motor, the inner pipe is mounted at the bottom end of the lifting carriage, the sleeve is mounted at the top end of the material taking frame, the inner pipe extends into the sleeve, and the slewing bearing is arranged between the inner pipe and the sleeve; the gear ring is installed outside the sleeve, the rotating stepping motor is installed on one side of the lifting carriage through a support, and a first gear meshed with the gear ring is arranged on a motor shaft of the rotating stepping motor; the feeding pipe penetrates through the sleeve and the inner pipe and extends into the material taking frame.

5. The negative-pressure car unloader capable of reversing cleaning according to claim 4, wherein the transverse rolling brush comprises a rolling brush rotating pipe, a first hydraulic motor, a nylon wire and steel wire mixed brush piece, a steel wire rope brush piece, a galvanized steel wire brush piece and a nylon wire brush piece; the nylon wire and steel wire mixed brush pieces are arranged at two ends of the outer pipe wall of the rolling brush rotating pipe; the steel wire rope brush piece, the zinc-coated steel wire brush piece and the nylon wire brush piece are sequentially arranged to form a brush piece group, and the brush piece group is provided with a plurality of groups; the multiple groups of brush piece groups are sequentially arranged and installed on the outer pipe wall of the rolling brush rotating pipe, and are positioned between the nylon wire and steel wire mixed brush pieces at two ends;

6. The negative-pressure car unloader capable of reversing cleaning according to claim 5, wherein the movable disc brush mechanism comprises a mounting beam, a second hydraulic motor, a second gear, a cylindrical linear guide rail, a slide block, a rack, a third hydraulic motor, a disc brush and a dust suppression device; the two cylindrical linear guide rails are arranged in parallel, the rack and the cylindrical linear guide rails are arranged on the mounting beam in parallel, and the cylindrical linear guide rails are positioned below the rack; two second gears are arranged and are respectively installed on rotating shafts of the two second hydraulic motors, the two second hydraulic motors are respectively connected to the two sliding blocks, and the second gears are meshed with the racks; the sliding block is provided with a sliding groove matched with the cylindrical linear guide rail, and the cylindrical linear guide rail is embedded into the sliding groove; the third hydraulic motor is mounted on the sliding block through a mounting plate and is positioned below the second hydraulic motor, and the disc brush is mounted on a rotating shaft of the third hydraulic motor; the dust suppression device is arranged on the mounting beam, and the mounting beam is arranged on one side of the material taking frame.

7. The negative pressure unloading machine capable of reversing cleaning according to claim 6, wherein the dust suppression device comprises a dust suppression spraying pipe, a plurality of spraying heads are equidistantly mounted on the dust suppression spraying pipe, one end of the dust suppression spraying pipe is closed, and the other end of the dust suppression spraying pipe is connected with a high-pressure water source through a telescopic hose.

8. The negative-pressure unloader capable of reversing cleaning according to claim 7, wherein the spiral material collector comprises a material collecting rotary pipe and a fourth hydraulic motor, and material collecting spiral blades with opposite rotation directions are mounted at two ends of the outer pipe wall of the material collecting rotary pipe; the inner cavity of the collecting rotating pipe is fixedly connected with a collecting rotating disc vertical to the axis of the collecting rotating pipe; the four hydraulic motors are respectively arranged in the pipe cavities at two ends of the collecting rotating pipe, the rotating shaft of each hydraulic motor is fixedly connected with the circle center of the collecting rotating disc, and the shell of each hydraulic motor is fixedly connected with the material taking frame through a support.

9. The negative-pressure car unloader capable of reversing cleaning according to claim 5, wherein the nylon wire and steel wire mixed brush piece comprises a nylon wire and steel wire mixed brush disc, nylon wires and steel wires, a pipe hole allowing the rolling brush rotating pipe to pass through is formed in the center of the nylon wire and steel wire mixed brush disc, the nylon wire and steel wire mixed brush disc is fixedly connected to the outer pipe wall of the rolling brush rotating pipe, and the nylon wires and the steel wires are alternately connected to the edge of the nylon wire and steel wire mixed brush disc;

the galvanized steel wire brush piece comprises a galvanized steel wire brush disc and a galvanized steel wire, the center of the galvanized steel wire brush disc is provided with a pipe hole through which the roller brush rotating pipe can pass, the galvanized steel wire brush disc is fixedly connected to the outer pipe wall of the roller brush rotating pipe, and the galvanized steel wire is connected to the edge of the galvanized steel wire brush disc;

10. The negative-pressure car unloader capable of reversing cleaning according to claim 6, wherein the disc brush comprises a brush disc, and steel wire bristles are connected to the brush disc; the edge of the brush disc is connected with a circle of steel wire rope.