CN114029867A - Special shot blasting machine for outer wall of tower barrel of wind driven generator - Google Patents

Abstract

The invention relates to the field of shot blasting, in particular to a special shot blasting machine for the outer wall of a tower barrel of a wind driven generator, which comprises a base, a shot blasting device and a loopback device, wherein the base, the shot blasting device and the loopback device are arranged on a slide rail, the shot blasting device is provided with a casting port sealing box attached to the outer wall of the tower barrel, a shot blasting mechanism arranged in the casting port sealing box, a feeding hopper communicated with the casting port sealing box and a scrap removing device, the scrap removing device comprises a cleaning channel and a blowing mechanism which are horizontally arranged on the base and communicated with the casting port sealing box through a blanking channel, a horizontal conveyor and a cleaning mechanism, and an overturning device used for overturning a large number of steel shots on the horizontal conveyor is also arranged in the cleaning channel, ensure that the scrap iron on the steel shot can be washed away, and improve the use effect of the steel shot.

Description

Special shot blasting machine for outer wall of tower barrel of wind driven generator

Technical Field

The invention relates to the field of shot blasting, in particular to a special shot blasting machine for the outer wall of a tower barrel of a wind driven generator.

Background

At present, the cleaning methods for the outer walls of large towers such as wind power towers and the like are mainly two, one is manual sand washing, the other is a simple traditional shot blasting machine, the manual sand washing needs a large amount of manpower to be put into the sand washing and sand collecting, the cost is high, the sand dust flies out completely due to the completely open work of manual sand washing, which causes serious environmental pollution, and workers are easy to suffer from pneumoconiosis, thus the productivity is improved, at present, the traditional shot blasting machine is immature in technology and unreasonable in design and cannot meet the modernized quality requirements, a throwing and sand-returning device of the traditional shot blasting machine is simple, natural returning materials are adopted, when steel shots are recycled by the corresponding shot blasting machine, dust and scrap iron fall off due to the shot blasting on the surface of the tower drum, and along with the recovery of steel shots, the dust iron chips can be recycled along with the steel shots, so that the polishing effect on the outer wall of the tower cylinder is influenced when the steel shots are used again.

The present open chinese patent CN201210182618.5 is an automatic cleaning shot-blasting machine for the outer wall of a wind power generation tower, which comprises a main base and a main body base, and is characterized in that: the automatic feeding device is characterized by further comprising a dust removing system, a lifting machine, a front and rear driving system, a left and right driving system, a double-arm feeding mechanism, a feeding box, a double-throwing mechanism, a throwing dust removing channel, a lifting hydraulic oil cylinder and a dust removing ventilation pipe, wherein the left and right driving system is arranged below the main base, the main base is arranged above the main base through the front and rear driving system, the double-throwing mechanism is arranged above the main base and is controlled to move up and down through the lifting hydraulic oil cylinder, the bottom of the double-throwing mechanism is connected with a spiral conveying box, the spiral conveying box is connected with a feeding port of the feeding box through the lifting machine, a discharging port of the feeding box is connected with the double-throwing mechanism through the double-arm feeding mechanism, the side of the double-throwing mechanism is provided with the dust removing system, and the dust removing system is connected with the throwing dust removing channel above the double-throwing mechanism through the dust removing ventilation pipe.

According to above-mentioned patent, this patent has improved sand throwing efficiency through two throwing head mechanisms, however the dust removal of this patent is only through removing dust ventilation pipe and two throwing head mechanism intercommunications remove dust, but the shot is after polishing tower section of thick bamboo outer wall, and its surface still can be attached to there be iron fillings, if handle unclean, the shot can influence the effect to tower section of thick bamboo outer wall polishing when using once more, consequently, needs a special shot-blasting machine of tower section of thick bamboo outer wall that can clear up when retrieving the shot.

Disclosure of Invention

Based on this, it is necessary to provide a special shot-blasting machine of wind turbine tower section of thick bamboo outer wall to prior art problem, and this application is through the collection of blast mechanism to a large amount of dust and through the cooperation between wiper mechanism and the stirring device for more dust and iron fillings are taken away tentatively, guarantee that the iron fillings homoenergetic on the shot can be washed away, have improved the result of use of shot.

In order to solve the problems of the prior art, the invention adopts the technical scheme that:

the invention provides a special shot blasting machine for the outer wall of a tower barrel of a wind driven generator, which comprises a base arranged on a slide rail, a shot blasting device arranged on the base and a returning device arranged on the base and used for returning steel shots thrown by the shot blasting device into the shot blasting device again, wherein the shot blasting device is provided with a throwing port sealing box attached to the outer wall of the tower barrel and a shot blasting mechanism arranged in the throwing sealing box, the throwing port sealing box is also provided with a feeding hopper communicated with the inside of the throwing port sealing box, and also comprises a scrap removing device used for removing scrap iron falling from the tower barrel and cleaning scrap iron attached to the steel shots, the scrap removing device comprises a cleaning channel, a blowing mechanism, a horizontal conveyor and a cleaning mechanism, wherein the cleaning channel is horizontally arranged on a base and is communicated with a throwing port sealing box through a blanking channel, the blowing mechanism is arranged on the blanking channel, the horizontal conveyor and the cleaning mechanism are arranged in the cleaning channel, and a material overturning device used for overturning a large number of steel shots on the horizontal conveyor is further arranged in the cleaning channel.

Preferably, the blowing mechanism is including setting up the fan of blowing on the blanking passageway, sets up the mouth of blowing that supplies the fan of blowing to blow on the blanking passageway and for the mouth of blowing confession iron fillings exhaust discharge port, and the last just position in the exit of blowing department of blanking passageway still is equipped with the play bits passageway that is the slope and upwards sets up, is equipped with the collecting box that is used for collecting the iron fillings dust on the base to still communicate through the dust absorption pipe between play bits passageway and the collecting box.

Preferably, the direction of delivery of horizontal conveyor moves back the direction of device, the equidistant dress box that holds that is used for carrying a large amount of shots that holds that is equipped with of horizontal conveyor, every bottom that holds the dress box all is equipped with the rubber pad, every holds still leaves the space between the both ends of dress box and the washing passageway, the both sides of horizontal conveyor still all are equipped with the limiting plate, and still all seted up a plurality of limbers on every limiting plate, the last bottom that just is located the dress box that holds of horizontal conveyor still is equipped with a backup pad that is used for bearing a large amount of shots.

Preferably, the part of the inside of the cleaning channel, which is close to the returning device, is provided with a cavity for steel shot cleaning, the cleaning mechanism comprises a plurality of flushing pipe heads arranged on the cleaning channel, each flushing pipe head is positioned in the cavity, the flushing direction of each flushing pipe head faces the direction of the horizontal conveyor, the flushing pipe heads are communicated with each other through a water collecting pipe, the base is further provided with a water storage tank, and the water storage tank is communicated with the water collecting pipe through a return pipe.

Preferably, the stirring device comprises an installation frame arranged on the cleaning channel and positioned in the cavity and an upper ejector arranged on the installation frame, the upper ejector is provided with a plurality of upper ejectors, each upper ejector can slide on the installation frame relative to the direction of the flushing pipe head, and the installation frame is further provided with an upward pushing mechanism for driving the plurality of upper ejectors to move upward simultaneously.

Preferably, go up the structure that the kicking piece is three hornblocks lower extreme rectangular blocks in upper end, along the equidistant activity mouth of offering with last kicking piece of the direction of delivery of horizontal conveyor in the mounting bracket, every goes up the rectangular block activity that the kicking piece all has through it and inserts and establish in an activity mouth, interval between every two adjacent kicking pieces all equals the interval between every two adjacent bearing box, and every goes up the bight of the upper end of its triangle that has on the kicking piece and all establishes to the fillet.

Preferably, the push-up mechanism is including transversely inserting the extension rod of establishing in every top member tip, still connects through a linkage plate between all extension rods with one side, and the tip of every extension rod all is fixed on corresponding linkage plate through a nut, and every linkage plate homoenergetic enough rebound to the both sides of mounting bracket still all are equipped with the driving piece that is used for driving corresponding linkage plate rebound.

Preferably, the driving part is a cam, a horizontal plate is arranged on the side of the mounting frame, the cam can rotate on the horizontal plate along the direction of the horizontal conveyor, a driving motor for driving the cam to rotate is further arranged on the horizontal plate, and the linkage plate is further connected with the horizontal plate through a spring.

Preferably, the loopback device is including the perpendicular stoving passageway that sets up on the base, the lower half portion of stoving passageway and the tip intercommunication of wasing the passageway, it can lead to steam in the inside steam eruption pipeline of stoving passageway to be equipped with on the stoving passageway, the inside of stoving passageway still is being equipped with a vertical transport machine of vertical state, still equidistant being equipped with a plurality of on the vertical transport machine is used for upwards carrying the box of holding up of a large amount of shots, and still through a gliding passageway intercommunication that is the slope and sets up downwards between the upper end of stoving passageway and the feed hopper, the lower extreme of stoving passageway has still been seted up and has been linked together in the water service mouth of water storage box inside.

Preferably, the upper end of the throwing opening sealing box is provided with a brush for sweeping iron dust on the outer wall of the tower cylinder into the blanking channel, the blanking channel is also internally provided with a buffer plate for preventing a large amount of steel shots from vertically falling on the horizontal conveyor, and the communicating part of the cleaning channel and the drying channel is also provided with a slope for facilitating the steel shots to roll into the drying channel.

Compared with the prior art, the invention has the beneficial effects that:

1. this application is through the collection of the mechanism of blowing to a large amount of dust for more dust and iron fillings are taken away tentatively, avoid attaching to more dust and iron fillings on the shot and lead to the unable sanitization's of wiper mechanism the condition, through the cooperation between wiper mechanism and the stirring device, have realized the complete washing to the shot, guarantee that the iron fillings homoenergetic on the shot can be washed away, avoid being in the unable abluent condition of shot of below.

2. This application is through the cooperation between fan of blowing and the dust absorption pipe, has realized the discharge to a large amount of dust iron fillings, can not influence the washing of shot because of more dust iron fillings when guaranteeing the shot washing.

3 this application has realized the comprehensive washing to all shot in the holding box through a plurality of tube heads that erode that set up to act on the shot with the mode of sharp water spray through erodeing the tube head, can more effectually wash the adnexed dust on the shot.

4. This application has realized simultaneously the jack-up operation to the rubber pad in a plurality of take up boxes through the cooperation between push-up mechanism and a plurality of lifters to accomplish the stirring to the steel shot in the take up box.

5. This application has realized the operation that turns to the shot through the structure of last top member, also can not damage the rubber pad when turning up the shot.

6. This application passes through the cooperation between driving piece and the linkage board, has realized driving a plurality of simultaneous movements of going up the kicking piece, has improved the wiper mechanism to the cleaning efficiency of shot to make the shot can be washd repeatedly, improved abluent effect.

7. This application has realized the operation to the rubber pad jack-up through driving motor to the drive of cam to through the periodic rotation of cam and the intermittent type nature removal of holding the dress box, guaranteed that every steel shot homoenergetic in holding the dress box can be turned, thereby guaranteed the comprehensive washing of steel shot.

8. This application has realized the stoving work to the shot through the setting of steam eruption pipeline on the stoving passageway, has improved the result of use of shot.

Drawings

FIG. 1 is a schematic perspective view of the embodiment;

FIG. 2 is a front view of the embodiment;

FIG. 3 is a left side view of the embodiment;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 3;

FIG. 5 is an enlarged schematic view at B of FIG. 4;

FIG. 6 is an enlarged schematic view at C of FIG. 4;

FIG. 7 is a schematic perspective view of the horizontal conveyor and the upender;

FIG. 8 is a front view of FIG. 7;

FIG. 9 is a schematic perspective view of the material turning device;

fig. 10 is an exploded perspective view of fig. 9.

The reference numbers in the figures are:

1-a slide rail;

2-a base;

3-shot blasting device; 3 a-polishing port sealing box; 3a 1-feed funnel; 3a 2-brush; 3 b-a shot blasting mechanism;

4-a chip removing device; 4 a-cleaning the channel; 4a 1-blanking channel; 4a 11-buffer plate; 4a2 — ramp; 4 b-a blowing mechanism; 4b 1-blower fan; 4b 2-chip outlet channel; 4b 3-collection box; 4b 4-suction hose; 4 c-a horizontal conveyor; 4c 1-carrying box; 4c 11-rubber pad; 4c 2-limiting plate; 4c 3-support plate; 4 d-a cleaning mechanism; 4d 1-flush the cartridge; 4d 2-header pipe; 4d 3-reservoir; 4d 4-return line;

5-a material turning device; 5 a-a mounting frame; 5 b-upper top piece; 5 c-a push-up mechanism; 5c 1-extension rod; 5c 2-linkage plate; 5c 3-nut; 5c4 — drive; 5c41 — cam; 5c 42-horizontal plate; 5c 43-spring; 5c44 — drive motor;

6-a loopback device; 6 a-a drying channel; 6a 1-Hot gas burst pipe; 6a 2-water passage; 6 b-a vertical conveyor; 6b 1-lift-off box; 6 c-glide path.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

As shown in fig. 1-10, the present application provides:

a special shot blasting machine for the outer wall of a tower barrel of a wind driven generator comprises a base 2 arranged on a sliding rail 1, a shot blasting device 3 arranged on the base 2, and a returning device 6 arranged on the base 2 and used for returning steel shots thrown out by the shot blasting device 3 into the shot blasting device 3 again, wherein the shot blasting device 3 is provided with a throwing port sealing box 3a attached to the outer wall of the tower barrel and a shot blasting mechanism 3b arranged in the throwing sealing box, the throwing port sealing box 3a is also provided with a feeding hopper 3a1 communicated with the inside of the throwing port sealing box, the special shot blasting machine further comprises a scrap removing device 4 used for removing scrap iron falling from the tower barrel and cleaning scrap iron attached to the steel shots, the scrap removing device 4 comprises a cleaning channel 4a horizontally arranged on the base 2 and communicated with the throwing port sealing box 3a through a blanking channel 4a1, a blowing mechanism 4b arranged on the blanking channel 4a1, and a horizontal conveyor 4c and a cleaning mechanism 4d arranged inside the cleaning channel 4a, the cleaning channel 4a is also internally provided with a stirring device 5 for stirring a large amount of steel shots on the horizontal conveyor 4 c.

Based on the above embodiment, after the existing shot blasting machine is thrown on the surface of the outer wall of the tower drum through the steel shots, dust and scrap iron are generated and are recovered along with the steel shots, however, the existing shot blasting machine only sucks away the dust through a fan, and the scrap iron attached to the steel shots cannot be processed, so that in order to solve the technical problem of how to clean the steel shots during recovery, the base 2 moves on the slide rail 1 towards the outer wall of the tower drum until the throwing port end of the throwing port sealing box 3a of the shot blasting device 3 is attached to the outer wall of the tower drum, a large number of steel shots are thrown into the shot blasting mechanism 3b from the feeding hopper 3a1, and along with the driving of the shot blasting mechanism 3b, a large number of steel shots are thrown out from the throwing port sealing box 3a towards the direction of the tower drum, the outer wall of the tower drum is polished under the contact of a large number of steel shots, and the steel shots fall into the blanking channel 4a1 from the throwing port sealing box 3a after being thrown, the dust and iron filings on the tower barrel fall into the blanking channel 4a1 along with the steel shots, the steel shots fall onto the horizontal conveyor 4c along the blanking channel 4a1, the dust in the blanking channel 4a1 is blown away by the blowing mechanism 4b, a large number of steel shots are conveyed by the horizontal conveyor 4c to the cleaning area of the cleaning mechanism 4d, the steel shots on the horizontal conveyor 4c are turned over by the material turning device 5 while the cleaning mechanism 4d cleans the steel shots, so that the steel shots below the horizontal conveyor 4c are turned over, the iron filings attached to the steel shots are washed away along with the steel shots under the flushing of the cleaning mechanism 4d, the steel shots enter the returning device 6 along with the conveying of the horizontal conveyor 4c, the wastewater flowing down after the steel shots are cleaned in the cleaning channel 4a is discharged along with the steel shots, and the steel shots are dried in the returning device 6 and finally conveyed, a large amount of steel shots after being cleaned are guided back to the throwing opening sealing box 3a through the returning device 6, and the outer wall of the tower barrel is continuously polished through the throwing ball mechanism 3 b.

Further:

the blowing mechanism 4b comprises a blowing fan 4b1 arranged on the blanking channel 4a1, a blowing port for blowing the blowing fan 4b1 and a discharging port for discharging scrap iron relative to the blowing port are formed in the blanking channel 4a1, a scrap discharging channel 4b2 which is obliquely and upwards arranged at the discharging port is further arranged on the blanking channel 4a1, a collecting box 4b3 for collecting scrap iron and dust is arranged on the base 2, and the scrap discharging channel 4b2 is communicated with the collecting box 4b3 through a dust collecting pipe 4b 4.

Based on the above embodiment, in order to solve the technical problem how the blowing mechanism 4b takes away a large amount of dust and iron filings, after the dust and iron filings enter the blanking channel 4a1 along with the steel shots, the steel shots fall on the horizontal conveyor 4c along the blanking channel 4a1, when the dust and iron filings pass through between the blowing port and the air outlet, the blowing fan 4b1 controls the air speed to blow the dust and iron filings into the scrap outlet channel 4b2, the fan of the blowing fan 4b1 cannot blow the steel shots, because the scrap outlet channel 4b2 is in an inclined upward state, the situation that the steel shots accidentally fall into the scrap outlet channel 4b2 and are sent out along with the dust and iron filings is avoided, and finally, the dust and iron filings are sucked into the collection box 4b3 under the action of the dust suction pipe 4b 4.

Further:

the direction of delivery of horizontal conveyor 4c is towards the direction of loopback device 6, the equidistant dress box 4c1 that holds that is used for carrying a large amount of shot that is equipped with of horizontal conveyor 4c, every dress box 4c 1's bottom all is equipped with rubber pad 4c11, still leave the space between every dress box 4c 1's both ends and the washing passageway 4a, horizontal conveyor 4 c's both sides still all are equipped with limiting plate 4c2, and still all seted up a plurality of limbers on every limiting plate 4c2, the bottom that just is located dress box 4c1 on the horizontal conveyor 4c still is equipped with a backup pad 4c3 that is used for bearing a large amount of shots.

Based on the above embodiment, when a large number of steel shots are dropped onto the horizontal conveyor 4c, the steel shots are in the receiving box 4c1, and as the horizontal conveyor 4c is driven intermittently, the steel shots also come to the cleaning area, when the cleaning mechanism 4d washes the steel shots, because the bottom of the containing box 4c1 is the rubber pad 4c11, therefore, the material turning device 5 can drive the steel shots in the bearing box 4c1 to turn over by upwards abutting against the rubber pad 4c11, so that the steel shots at the bottom of the containing box 4c1 are turned to the upper part, and the cleaning mechanism 4d can also clean all the steel shots in the containing box 4c1 completely, under the movement of the loading box 4c1 carried by a large amount of steel shots, the loading box 4c1 moves on the supporting plate 4c3, so that the rubber pad 4c11 is not damaged by the weight of a large amount of steel shots, which are washed, the cleaned waste water falls into the cleaning passage 4a through the water passage holes of the restriction plate 4c2 and is finally discharged.

Further:

the part of the inside of the cleaning channel 4a close to the returning device 6 is provided with a cavity for cleaning steel shots, the cleaning mechanism 4d comprises a plurality of flushing pipe heads 4d1 arranged on the cleaning channel 4a, each flushing pipe head 4d1 is positioned in the cavity, the flushing direction of each flushing pipe head 4d1 faces the direction of the horizontal conveyor 4c, the flushing pipe heads 4d1 are communicated with each other through a water collecting pipe 4d2, the base 2 is also provided with a water storage tank 4d3, and the water storage tank 4d3 is communicated with the water collecting pipe 4d2 through a return pipe 4d 4.

Based on the above embodiment, in order to solve the technical problem how the cleaning mechanism 4d cleans the steel shots, when the steel shots enter the cleaning area, the return pipe 4d4 guides the water in the water storage tank 4d3 into the water collecting pipe 4d2 through the water pump, the guided water is dispersed into each flushing pipe head 4d1 under the action of the water collecting pipe 4d2, and the dust and iron filings on the steel shots are washed away along with the action of the flushing pipe heads 4d1 on the steel shots in a linear water spraying manner, and the cleaning mechanism 4d is located in the cavity, so when the material overturning device 5 overturns the steel shots, the steel shots can have an overturned space, and finally the steel shots are washed clean.

Further:

the stirring device 5 comprises a mounting frame 5a arranged on the cleaning channel 4a and positioned in the cavity and an upper top piece 5b arranged on the mounting frame 5a, the upper top piece 5b is provided with a plurality of upper top pieces, each upper top piece 5b can slide on the mounting frame 5a in the direction opposite to the flushing pipe head 4d1, and the mounting frame 5a is further provided with an upward pushing mechanism 5c used for driving the upper top pieces 5b to move upward simultaneously.

Based on the above embodiment, in order to solve the technical problem how the material turnover device 5 lifts the rubber pads 4c11 upwards to turn over a large number of steel shots in the loading box 4c1, in the driving process of the material turnover device 5, the push-up mechanism 5c pushes the plurality of upper push pieces 5b to move upwards at the same time, and since the horizontal conveyor 4c drives the loading box 4c1 to move intermittently, when one loading box 4c1 is positioned right above one upper push piece 5b, the plurality of rubber pads 4c11 are lifted up after the upper push piece 5b is lifted up, and the steel shots at the bottom in the loading box 4c1 are also lifted up, so that the complete cleaning of the steel shots is completed.

Further:

go up top member 5b and be the structure of the triangle piece lower extreme rectangle piece in upper end, the equidistant movable mouthful of offering with last top member 5b equivalent quantity of transport direction along horizontal conveyor 4c on the mounting bracket 5a, every is gone up the activity of rectangle piece that top member 5b all has through it and is inserted in a movable mouthful, interval between every two adjacent top members 5b all equals the interval between every two adjacent bearing box 4c1, and every goes up the bight of the upper end of its triangle piece that has on top member 5b and all establishes to the fillet.

Based on the above embodiment, in order to solve the technical problem how to turn up the bottom shot when the rubber pad 4c11 is jacked up, because the upper jacking piece 5b is a structure with a triangular block at the upper end and a rectangular block at the lower end, when the upper jacking piece 5b moves upwards in the mounting rack 5a, the triangular block end of the upper jacking piece 5b jacks up the rubber pad 4c11, the rubber pad 4c11 is deformed into a triangular shape, the steel shot at the bottom in the containing box 4c1 is upwards brought along with the triangular block, the steel shot at the top is scattered towards two sides so as to fall into the containing boxes 4c1 at two sides, and because the end parts of the triangular block of the upper jacking piece 5b are round corners, the rubber pad 4c11 is not damaged when the rubber pad 4c11 is jacked up.

Further:

the pushing-up mechanism 5c comprises extension rods 5c1 transversely inserted into the end of each upper ejecting piece 5b, all the extension rods 5c1 on the same side are connected through a linkage plate 5c2, the end of each extension rod 5c1 is fixed on the corresponding linkage plate 5c2 through a nut 5c3, each linkage plate 5c2 can move upwards, and driving pieces 5c4 for driving the corresponding linkage plates 5c2 to move upwards are arranged on two sides of the mounting rack 5 a.

Based on the above embodiment, in order to solve the technical problem how the push-up mechanism 5c pushes the plurality of upper ejecting members 5b simultaneously, when the push-up mechanism 5c is driven, the driving member 5c4 drives the linkage plate 5c2 to move upwards, because each upper ejecting member 5b is fixed on the linkage plate 5c2 through the extension rod 5c1, as the linkage plate 5c2 moves upwards, the plurality of upper ejecting members 5b also move upwards, the driving member 5c4 is also in an intermittent driving mode like the horizontal conveyor 4c, the driving of the driving member 5c4 is synchronously matched with the conveying of the horizontal conveyor 4c, and after the loading box 4c1 comes above the upper ejecting members 5b, the upper ejecting members 5b also lift the rubber pads 4c11 along with the driving of the horizontal conveyor, and finally the steel shots are turned over.

Further:

the driving member 5c4 is specifically a cam 5c41, a horizontal plate 5c42 is arranged at the side of the mounting frame 5a, the cam 5c41 can rotate on the horizontal plate 5c42 along the direction of the horizontal conveyor 4c, a driving motor 5c44 for driving the cam 5c41 to rotate is further arranged on the horizontal plate 5c42, and the linkage plate 5c2 is connected with the horizontal plate 5c42 through a spring 5c 43.

Based on the above embodiment, in order to solve the technical problem how the driving member 5c4 drives the linkage plate 5c2 to move, when the driving member 5c4 is driven, the driving motor 5c44 rotates the cam 5c41, after the small end of the cam 5c41 jacks up the linkage plate 5c2, the upper jacking member 5b also jacks up the rubber pad 4c11, after the small end of the cam 5c41 rotates away, the linkage plate 5c2 returns to the original position under the action of the spring 5c43, the rubber pad 4c11 also tends to be flat, and finally, the rubber pad 4c11 on each bearing box 4c1 can be jacked up along with the movement of the bearing box 4c1 and the periodic rotation of the cam 5c41, and the steel shots in each bearing box 4c1 can be turned over.

Further:

the returning device 6 comprises a drying channel 6a vertically arranged on the base 2, the lower half part of the drying channel 6a is communicated with the end part of the cleaning channel 4a, a hot air eruption pipeline 6a1 capable of leading hot air to the inside of the drying channel 6a is arranged on the drying channel 6a, a vertical conveyor 6b is also arranged in the drying channel 6a in a vertical state, a plurality of supporting boxes 6b1 used for upwards conveying a large number of steel shots are arranged on the vertical conveyor 6b at equal intervals, the upper end of the drying channel 6a is communicated with the feeding hopper 3a1 through a downward sliding channel 6c which is obliquely and downwards arranged, and a water passing port 6a2 communicated with the inside of a water storage tank 4d3 is further formed in the lower end of the drying channel 6 a.

Based on the above embodiment, in order to solve the technical problem of how to dry the steel shots when the returning device 6 returns the steel shots, after the steel shots fall into the drying channel 6a on the horizontal conveyor 4c, the vertical conveyor 6b then conveys the steel shots towards the direction of the downward sliding channel 6c through the supporting box 6b1, the waste water cleaned on the steel shots flows into the water storage tank 4d3 through the water opening 6a2, since the water storage tank 4d3 has a self-cleaning function, the waste water introduced into the water storage tank 4d3 can be reused by the cleaning mechanism 4d after being cleaned, during the delivery of the shot, the hot air spouting duct 6a1 emits hot air toward the inside of the drying tunnel 6a, so that the steel shots in each lifting box 6b1 are dried and finally slide down into the feeding hopper 3a1 through the lower slide channel 6c and enter the throwing port sealing box 3 a.

Further:

the upper end of the throwing opening sealing box 3a is provided with a brush 3a2 for sweeping iron dust on the outer wall of the tower drum into the blanking channel 4a1, a buffer plate 4a11 for preventing a large number of steel shots from vertically falling on the horizontal conveyor 4c is further arranged in the blanking channel 4a1, and a slope 4a2 for facilitating the rolling of the steel shots into the drying channel 6a is further arranged at the communicating part of the cleaning channel 4a and the drying channel 6 a.

Based on the embodiment, when the tower barrel rotates along with the throwing port attached to the throwing port sealing box 3a, the brushes 3a2 on the throwing port sealing box 3a sweep dust and scrap iron on the outer wall of the tower barrel into the blanking channel 4a1, the dust and scrap iron are prevented from drifting in the air along with the rotation of the tower barrel, the environment is influenced, when steel shots fall from the blanking channel 4a1, the steel shots are buffered by falling through the buffer plate 4a11, the damage of the horizontal conveyor 4c caused by the fact that the steel shots directly fall onto the horizontal conveyor 4c is avoided, and the steel shots finally slide into the drying channel 6a through the slope 4a2 under the conveying of the horizontal conveyor 4 c.

This application is through the collection of 4b of blowing mechanism to a large amount of dusts and through the cooperation between wiper mechanism 4d and the turning device 5 for more dust and iron fillings are taken away tentatively, guarantee that the iron fillings homoenergetic on the shot can be washed away, avoid the unable circumstances that is washd of shot that is in the below.

The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. The special shot blasting machine for the outer wall of the tower barrel of the wind driven generator comprises a base (2) arranged on a sliding rail (1), a shot blasting device (3) arranged on the base (2) and a loopback device (6) arranged on the base (2) and used for guiding steel shots thrown out by the shot blasting device (3) back into the shot blasting device (3), wherein the shot blasting device (3) is provided with a throwing port sealing box (3a) attached to the outer wall of the tower barrel and a shot blasting mechanism (3b) installed in the throwing port sealing box, the throwing port sealing box (3a) is further provided with a feeding hopper (3a1) communicated with the inside of the throwing port sealing box, the special shot blasting machine is characterized by further comprising a scrap removing device (4) used for removing scrap falling from the tower barrel and cleaning scrap attached to the steel shots on the steel shots, and the scrap removing device (4) comprises a cleaning channel (4a) and a channel (4a) which is horizontally arranged on the base (2) and communicated with the throwing port sealing box (3a) through a blanking channel (4a sealing channel (1) and a blanking channel (4a) a1) The blowing mechanism (4b) and the horizontal conveyor (4c) and the cleaning mechanism (4d) which are arranged in the cleaning channel (4a) are arranged, and the cleaning channel (4a) is also internally provided with a material overturning device (5) which is used for overturning a large amount of steel shots on the horizontal conveyor (4 c).

2. The shot blasting machine special for the outer wall of the tower of the wind driven generator as claimed in claim 1, wherein the blowing mechanism (4b) comprises a blowing fan (4b1) arranged on the blanking channel (4a1), the blanking channel (4a1) is provided with a blowing port for blowing the blowing fan (4b1) and a discharge port for discharging scrap iron relative to the blowing port, a scrap discharge channel (4b2) which is obliquely and upwardly arranged is further arranged on the blanking channel (4a1) and at the discharge port, the base (2) is provided with a collection box (4b3) for collecting scrap iron and dust, and the scrap discharge channel (4b2) and the collection box (4b3) are further communicated through a dust collection pipe (4b 4).

3. The special shot blasting machine for the outer wall of the tower of the wind driven generator as claimed in claim 1, wherein the conveying direction of the horizontal conveyor (4c) faces the direction of the loopback device (6), a plurality of loading boxes (4c1) for conveying a large number of steel shots are arranged on the horizontal conveyor (4c) at equal intervals, a rubber pad (4c11) is arranged at the bottom of each loading box (4c1), a gap is reserved between each end of each loading box (4c1) and the cleaning channel (4a), limiting plates (4c2) are arranged on two sides of the horizontal conveyor (4c), a plurality of water through holes are arranged on each limiting plate (4c2), and a supporting plate (4c3) for bearing a large number of steel shots is arranged on the bottom of the loading box (4c1) on the horizontal conveyor (4 c).

4. The shot blasting machine special for the outer wall of the tower of the wind driven generator as claimed in claim 1, wherein a cavity for steel shot cleaning is formed in a part, close to the returning device (6), in the cleaning channel (4a), the cleaning mechanism (4d) comprises a plurality of flushing pipe heads (4d1) arranged on the cleaning channel (4a), each flushing pipe head (4d1) is located in the cavity, the flushing direction of each flushing pipe head (4d1) faces the direction of the horizontal conveyor (4c), the flushing pipe heads (4d1) are communicated with each other through a water collecting pipe (4d2), a water storage tank (4d3) is further arranged on the base (2), and the water storage tank (4d3) is communicated with the water collecting pipe (4d2) through a return pipe (4d 4).

5. The shot blasting machine special for the outer wall of the tower of the wind driven generator as claimed in claim 1, wherein the material turnover device (5) comprises a mounting frame (5a) arranged on the cleaning channel (4a) and located in the cavity and a plurality of upper ejecting pieces (5b) arranged on the mounting frame (5a), each upper ejecting piece (5b) can slide on the mounting frame (5a) in the direction opposite to the scouring pipe head (4d1), and an upward pushing mechanism (5c) for driving the plurality of upper ejecting pieces (5b) to move upward simultaneously is further arranged on the mounting frame (5 a).

6. The special shot blasting machine for the outer wall of the tower barrel of the wind driven generator as claimed in claim 5, wherein the upper top piece (5b) is of a structure of a triangular block at the upper end and a rectangular block at the lower end, the mounting frame (5a) is provided with moving openings with the same number as the upper top piece (5b) at equal intervals along the conveying direction of the horizontal conveyor (4c), each upper top piece (5b) is movably inserted into one moving opening through the rectangular block of the upper top piece, the interval between every two adjacent upper top pieces (5b) is equal to the interval between every two adjacent bearing boxes (4c1), and the corner of the upper end of the triangular block of each upper top piece (5b) is set to be a round corner.

7. The special shot blasting machine for the outer wall of the tower of the wind driven generator as claimed in claim 5, wherein the push-up mechanism (5c) comprises extension rods (5c1) transversely inserted at the end of each upper top member (5b), all the extension rods (5c1) on the same side are connected through a linkage plate (5c2), the end of each extension rod (5c1) is fixed on the corresponding linkage plate (5c2) through a nut (5c3), each linkage plate (5c2) can move upwards, and driving members (5c4) for driving the corresponding linkage plate (5c2) to move upwards are arranged on two sides of the mounting frame (5 a).

8. The special shot blasting machine for the outer wall of the tower of the wind driven generator as claimed in claim 7, wherein the driving member (5c4) is specifically a cam (5c41), a horizontal plate (5c42) is arranged at the side of the mounting frame (5a), the cam (5c41) can rotate on the horizontal plate (5c42) along the direction of the horizontal conveyor (4c), a driving motor (5c44) for driving the cam (5c41) to rotate is further arranged on the horizontal plate (5c42), and the linkage plate (5c2) is further connected with the horizontal plate (5c42) through a spring (5c 43).

9. The shot blasting machine special for the outer wall of the tower of the wind driven generator as claimed in claim 1, wherein the back conveying device (6) comprises a drying channel (6a) vertically arranged on the base (2), the lower half part of the drying channel (6a) is communicated with the end part of the cleaning channel (4a), a hot air eruption pipeline (6a1) capable of communicating hot air inside the drying channel (6a) is arranged on the drying channel (6a), a vertical conveyor (6b) is further arranged inside the drying channel (6a) in a vertical state, a plurality of supporting boxes (6b1) for conveying a large number of steel shots upwards are further arranged on the vertical conveyor (6b) at equal intervals, the upper end of the drying channel (6a) is further communicated with the feeding hopper (3a1) through a downward inclined sliding channel (6c), and a water through hole (6a2) communicated with the inside of the water storage tank (4d3) is further formed in the lower end of the drying channel (6 a).

10. The special shot blasting machine for the outer wall of the tower of the wind driven generator as claimed in claim 1, wherein a brush (3a2) for sweeping iron dust on the outer wall of the tower into a blanking channel (4a1) is arranged at the upper end of the throwing port sealing box (3a), a buffer plate (4a11) for preventing a large number of steel shots from vertically falling on a horizontal conveyor (4c) is further arranged in the blanking channel (4a1), and a slope (4a2) for facilitating rolling of the steel shots into the drying channel (6a) is further arranged at the communicating part of the cleaning channel (4a) and the drying channel (6 a).

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