CN216327416U

CN216327416U - Surface rust removal device for steel structure production

Info

Publication number: CN216327416U
Application number: CN202122404815.4U
Authority: CN
Inventors: 刘浩
Original assignee: Hubei Baoqiao Heavy Industry Co ltd
Current assignee: Hubei Baoqiao Heavy Industry Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-04-19
Anticipated expiration: 2031-09-30

Abstract

The utility model relates to the technical field of steel structure production devices, and discloses a surface rust removal device for steel structure production, which comprises a rust removal box, wherein a partition plate is fixedly connected to the inner wall of the rust removal box, a sand grinding head is arranged above the partition plate, a sand storage box with the bottom fixedly connected to the inner wall of the bottom of the rust removal box is arranged below the partition plate, an air compressor is fixedly connected to the top of the sand storage box, and the output end of the air compressor is communicated with two groups of spray heads respectively positioned on the left side and the right side of the sand grinding head through a sand spraying pipe. This surface rust cleaning device is used in steel construction production changes board and guide post through setting up for change board and receive driving motor and order about and when rotating, the guide post is followed and is made circumferential motion as the axle center by change board and use driving motor's output, thereby the inner wall that makes the relative guide way of guide post goes up and down and promotes the locating plate motion, thereby it drives gear motor and sanding head and rotates to make the locating plate, in order to change the sanding position of sanding head to the steel part, the sanding rust cleaning effect of device to the steel part has been improved.

Description

Surface rust removal device for steel structure production

Technical Field

The utility model relates to the technical field of steel structure production devices, in particular to a surface rust removal device for steel structure production.

Background

In order to make the metal surface have good cleanliness and roughness, the surface of the metal structure must be pretreated by removing rust, etc., the anticorrosion world has such a sentence of "removing rust by seven minutes and coating by three minutes", so it can see the importance of removing rust, and in view of the particularity of the metal structure, such as large volume and open construction environment, the sand-blasting rust-removing method is still adopted at present, the sand for removing rust by blasting sand is required to be hard, angular and dry, after the rust-removing scheme is determined, the abrasive can be river sand, quartz sand or their mixture, in the danger-removing reinforcement of reservoir in Bangnan, the quartz sand and river sand are mixed according to one-to-one ratio and used for removing rust with best effect by pre-blasting comparison.

When the existing rust removal device uses sand blasting to remove rust, the sand grinding head is fixed in position, so that the rust removal of the steel piece by the sand grinding head is not comprehensive enough, and the rust removal effect of the device is poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a surface rust removing device for steel structure production, which solves the problem that the rust removing effect of the device is poor due to incomplete rust removal of a steel piece by a sanding head because the sanding head is fixed in position.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a surface rust removing device for steel structure production comprises a rust removing box, wherein a partition plate is fixedly connected to the inner wall of the rust removing box, a sand grinding head is arranged above the partition plate, a sand storage box with the bottom fixedly connected to the inner wall of the bottom of the rust removing box is arranged below the partition plate, an air compressor is fixedly connected to the top of the sand storage box, the output end of the air compressor is communicated with two groups of spray heads respectively positioned at the left side and the right side of the sand grinding head through a sand spraying pipe, a backflow hole for backflow of mortar is formed in the top of the partition plate, a positioning plate slidably connected to the inner wall of the top of the rust removing box is arranged above the sand grinding head, a waterproof shell is fixedly connected to the bottom of the positioning plate, a speed reducing motor is fixedly connected to the inner wall of the waterproof shell, the output end of the speed reducing motor penetrates through the bottom of the waterproof shell and is in key connection with the top of the outer surface of the sand grinding head, a guide groove is formed in a penetrating manner, and a guide column is slidably connected to the inner wall of the guide groove, the inner wall of the left side and the right side of the derusting box are fixedly connected with guide rails surrounded by a group of guide rail inner rings and guide rail outer rings, the outer walls of the guide rail inner rings and the inner walls of the guide rail outer rings are connected with the outer surfaces of the guide posts in a sliding mode, the outer surfaces of the guide posts are connected with rotating plates in a rotating mode, the inner wall of the guide rail inner ring on the right side of the positioning plate is fixedly connected with an installation shell, the inner wall of the installation shell is fixedly connected with a driving motor, and the output end of the driving motor is connected with the right side key of the rotating plates in a connecting mode.

Preferably, the baffle comprises a set of concave plate and two sets of diaphragm of integral type, leaves the space between the bottom of shower nozzle and the top of diaphragm.

Preferably, the inner wall of the backflow hole in the partition plate is fixedly connected with a backflow pipe, and the bottom end of the backflow pipe penetrates through the top of the sand storage box and is communicated with the inner cavity of the sand storage box.

Preferably, the horizontal central axes of the guide rail inner ring and the guide rail outer ring are coincident with the axis of the output end of the driving motor.

Preferably, the outer surface of the sanding head is fixedly connected with a ring plate, the top of the ring plate is fixedly connected with four groups of connecting rods, the top of each connecting rod is fixedly connected with a supporting block, the outer surface of the positioning plate is fixedly connected with a limiting ring, and the inner wall of each supporting block is provided with a limiting groove, wherein the inner wall of each limiting groove is in sliding connection with the outer surface of the corresponding limiting ring.

Preferably, the bottom of the supporting block and the top of the waterproof shell are located on the same horizontal plane, and a gap is reserved between the bottom of the limiting ring and the top of the waterproof shell.

(III) advantageous effects

Compared with the prior art, the utility model provides a surface rust removal device for steel structure production, which has the following beneficial effects:

1. this surface rust cleaning device is used in steel construction production changes board and guide post through setting up for change board and receive driving motor and order about and when rotating, the guide post is followed and is made circumferential motion as the axle center by change board and use driving motor's output, thereby the inner wall that makes the relative guide way of guide post goes up and down and promotes the locating plate motion, thereby it drives gear motor and sanding head and rotates to make the locating plate, in order to change the sanding position of sanding head to the steel part, the sanding rust cleaning effect of device to the steel part has been improved.

2. This surface rust cleaning device is used in steel construction production, through setting up the guide rail that guide rail inner ring and guide rail outer loop are constituteed, make the guide post slide along the guide rail inner wall, thereby restrict the movement track of guide post, avoid the guide post skew, and the guide post is circumferential motion, make locating plate reciprocating motion all around under the drive of guide post, so that the sanding head lasts and carries out the sanding to the different positions on steel part surface, need not to change driving motor's direction of rotation, improved the practicality of device.

3. This surface rust cleaning device is used in steel construction production keeps apart the mortar through setting up the baffle, make the mortar stop in the baffle top after the blowout of shower nozzle department, so that the outer surface contact of mortar and steel, be convenient for going on of sanding work, and set up two sets of shower nozzles and spray the mortar to the sanding head from left and right sides simultaneously, the mortar of being convenient for falls between steel and sanding head, further improve the rust cleaning effect of sanding head to steel surface, in order to shorten the sanding required time, the work efficiency of device has been improved.

Drawings

FIG. 1 is a schematic cross-sectional view of the structure of the present invention;

FIG. 2 is a schematic structural view of a reduction motor according to the present invention;

FIG. 3 is an exploded view of a portion of the present invention.

In the figure: 1. a derusting box; 2. a partition plate; 3. a sand grinding head; 4. a reduction motor; 5. a waterproof shell; 6. positioning a plate; 7. a guide post; 8. rotating the plate; 9. a guide rail inner ring; 10. a guide rail outer ring; 11. mounting a shell; 12. a drive motor; 13. a sand storage box; 14. an air compressor; 15. a sand blasting pipe; 16. a spray head; 17. a return pipe; 18. a ring plate; 19. a connecting rod; 20. a support block; 21. a limit ring.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a surface rust removing device for steel structure production comprises a rust removing box 1, a partition plate 2 is fixedly connected to the inner wall of the rust removing box 1, a sand grinding head 3 is arranged above the partition plate 2, a sand storage box 13 with the bottom fixedly connected to the inner wall of the bottom of the rust removing box 1 is arranged below the partition plate 2, an air compressor 14 is fixedly connected to the top of the sand storage box 13, the output end of the air compressor 14 is communicated with two groups of spray heads 16 respectively positioned at the left side and the right side of the sand grinding head 3 through a sand spraying pipe 15, a backflow hole for mortar backflow is formed in the top of the partition plate 2, a positioning plate 6 slidably connected to the inner wall of the top of the rust removing box 1 is arranged above the sand grinding head 3, a waterproof shell 5 is fixedly connected to the bottom of the positioning plate 6, a speed reducing motor 4 is fixedly connected to the inner wall of the waterproof shell 5, the output end of the speed reducing motor 4 penetrates through the bottom of the waterproof shell 5 and is connected with the top of the outer surface of the sand grinding head 3, a guide groove is formed in the right side of the positioning plate 6, the inner wall sliding connection of guide way has guide post 7, the equal fixedly connected with of the left and right sides inner wall of derusting case 1 a set of guide rail inner ring 9 and guide rail outer loop 10, the outer wall of guide rail inner ring 9 and the outer loop 10 inner wall of guide rail all with the surface sliding connection of guide post 7, the surface rotation of guide post 7 is connected with commentaries on classics board 8, the inner wall fixedly connected with installation shell 11 of guide rail inner ring 9 that is located 6 right sides of locating plate, the inner wall fixedly connected with driving motor 12 of installation shell 11, driving motor 12's output and commentaries on classics board 8's right side key-type connection.

Specifically, in order to facilitate the backflow of the mortar into the sand storage box 13, the partition plate 2 is composed of a group of concave plates and two groups of transverse plates which are integrated, and a gap is reserved between the bottom of the spray nozzle 16 and the top of the transverse plates, so that the mortar sprayed by the spray nozzle 16 slides downwards along the inner walls of the concave plates, and the mortar enters the backflow holes.

Specifically, in order to avoid scattering in the derusting box 1 during backflow of mortar, the inner wall of the backflow hole in the partition plate 2 is fixedly connected with the backflow pipe 17, and the bottom end of the backflow pipe 17 penetrates through the top of the sand storage box 13 and is communicated with the inner cavity of the sand storage box 13, so that the backflow pipe 17 limits the backflow mortar, and the mortar can conveniently flow into the sand storage box 13.

Specifically, in order to facilitate the guide post 7 to slide between the guide rail inner ring 9 and the guide rail outer ring 10, the horizontal central axes of the guide rail inner ring 9 and the guide rail outer ring 10 are coincident with the axis of the output end of the driving motor 12, so that the guide rail surrounded by the guide rail inner ring 9 and the guide rail outer ring 10 is coaxially arranged with the output end of the driving motor 12, and friction between the guide post 7 and the guide rail inner ring 9 and the guide rail outer ring 10 when the guide post moves circumferentially along with the rotating plate 8 is reduced.

Specifically, in order to facilitate the stable rust removal of the sanding head 3, the outer fixed surface of the sanding head 3 is connected with the annular plate 18, the top fixed connection of the annular plate 18 has four groups of connecting rods 19, the top fixed connection of the connecting rods 19 has the supporting block 20, the outer fixed surface of the positioning plate 6 is connected with the limiting ring 21, the inner wall of the supporting block 20 is provided with the limiting groove in sliding connection with the outer surface of the limiting ring 21, the supporting block 20 and the limiting ring 21 share the gravity borne by the sanding head 3, and the probability that the sanding head 3 is separated from the speed reduction motor 4 due to the overlarge stress is reduced.

Specifically, in order to improve the supporting effect of the supporting block 20 on the sanding head 3, the bottom of the supporting block 20 and the top of the waterproof shell 5 are located on the same horizontal plane, and a gap is reserved between the bottom of the limiting ring 21 and the top of the waterproof shell 5, so that when the gear motor 4 drives the sanding head 3 to rotate, the supporting block 20 cannot be clamped by the waterproof shell 5, and the supporting block 20 can rotate along with the sanding head 3.

The working principle is as follows: when rust removal is carried out, a rusty steel piece is placed on the partition plate 2, mortar in the sand storage box 13 is extracted by the air compressor 14 and is introduced into the sand spraying pipe 15, the mortar passes through the sand spraying pipe 15 and is sprayed to the sand grinding heads 3 from the spray heads 16, the speed reduction motor 4 drives the sand grinding heads 3 to rotate, so that the sand grinding heads 3 perform sand grinding and rust removal on the surfaces of the steel piece under the action of the mortar, the driving motor 12 drives the rotating plate 8 to rotate, so that the guide columns 7 do circumferential motion and apply thrust to the guide grooves, so that the positioning plate 6 is pushed to reciprocate along the horizontal direction, the positions of the speed reduction motor 4 and the sand grinding heads 3 are changed, and the rust removal range of the steel piece by the sand grinding heads 3 is enlarged.

In conclusion, the surface rust removing device for steel structure production is provided with the rotating plate 8 and the guide columns 7, when the rotating plate 8 is driven by the driving motor 12 to rotate, the guide columns 7 move circumferentially along the rotating plate 8 by taking the output end of the driving motor 12 as an axis, so that the guide columns 7 lift relative to the inner wall of the guide groove and push the positioning plate 6 to move, the positioning plate 6 drives the speed reducing motor 4 and the sanding head 3 to rotate, the sanding position of the sanding head 3 on a steel part is changed, the sanding rust removing effect of the device on the steel part is improved, the guide columns 7 slide along the inner wall of the guide rails by arranging the guide rails consisting of the guide rail inner rings 9 and the guide rail outer rings 10, the movement tracks of the guide columns 7 are limited, the guide columns 7 are prevented from deviating, the guide columns 7 move circumferentially, the positioning plate 6 moves back and forth under the driving of the guide columns 7, so that the sanding head 3 continuously sands different positions on the surface of the steel part, need not to change driving motor 12's rotation direction, the practicality of device is improved, keep apart the mortar through setting up baffle 2, make the mortar stop in baffle 2 top after 16 blowout of shower nozzle, so that the outer surface contact of mortar and steel, be convenient for the sanding work go on, and set up two sets of shower nozzles 16 and spray the mortar to sanding head 3 from controlling both sides simultaneously, be convenient for the mortar to fall between steel and sanding head 3, further improve the rust cleaning effect of sanding head 3 to steel surface, in order to shorten the sanding required time, the work efficiency of device has been improved.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a steel construction production is with surperficial rust cleaning device, including rust cleaning case (1), inner wall fixedly connected with baffle (2) of rust cleaning case (1), the top of baffle (2) is provided with sand grinding head (3), the below of baffle (2) is provided with bottom fixed connection and stores up sand box (13) on rust cleaning case (1) bottom inner wall, the top fixedly connected with air compressor machine (14) of storing up sand box (13), the output of air compressor machine (14) has two sets of shower nozzles (16) that are located the sand grinding head (3) left and right sides respectively through sand blasting pipe (15) intercommunication, the backward flow hole that supplies the mortar backward flow is seted up at the top of baffle (2), its characterized in that: a positioning plate (6) which is connected to the inner wall of the top of the rust removing box (1) in a sliding manner is arranged above the sand grinding head (3), a waterproof shell (5) is fixedly connected to the bottom of the positioning plate (6), a speed reducing motor (4) is fixedly connected to the inner wall of the waterproof shell (5), the output end of the speed reducing motor (4) penetrates through the bottom of the waterproof shell (5) and is connected with the top key of the outer surface of the sand grinding head (3) in a key manner, a guide groove is formed in the right side of the positioning plate (6) in a penetrating manner, a guide column (7) is connected to the inner wall of the guide groove in a sliding manner, a group of guide rails which are formed by a guide rail inner ring (9) and a guide rail outer ring (10) in a surrounding manner are fixedly connected to the inner walls of the left side and the right side of the rust removing box (1), the outer walls of the guide rail inner ring (9) and the guide rail outer ring (10) are both connected with the outer surface of the guide column (7) in a sliding manner, a rotating plate (8) is rotatably connected to the outer surface of the guide column (7), be located inner wall fixedly connected with installation shell (11) of guide rail inner ring (9) on locating plate (6) right side, the inner wall fixedly connected with driving motor (12) of installation shell (11), the output of driving motor (12) and the right side key-type connection of commentaries on classics board (8).

2. The surface rust removing device for the steel structure production as claimed in claim 1, wherein: the baffle (2) comprises a set of concave plate and two sets of diaphragms of integral type, leaves the space between the bottom of shower nozzle (16) and the top of diaphragm.

3. The surface rust removing device for the steel structure production as claimed in claim 1, wherein: the inner wall of the backflow hole in the partition plate (2) is fixedly connected with a backflow pipe (17), and the bottom end of the backflow pipe (17) penetrates through the top of the sand storage box (13) and is communicated with the inner cavity of the sand storage box.

4. The surface rust removing device for the steel structure production as claimed in claim 1, wherein: the horizontal central axes of the guide rail inner ring (9) and the guide rail outer ring (10) are coincident with the axis of the output end of the driving motor (12).

5. The surface rust removing device for the steel structure production as claimed in claim 1, wherein: the sand grinding head comprises a sand grinding head body (3), wherein the outer surface of the sand grinding head body (3) is fixedly connected with a ring plate (18), the top of the ring plate (18) is fixedly connected with four groups of connecting rods (19), the top of each connecting rod (19) is fixedly connected with a supporting block (20), the outer surface of a positioning plate (6) is fixedly connected with a limiting ring (21), and the inner wall of each supporting block (20) is provided with a limiting groove, wherein the inner wall of each limiting groove is in sliding connection with the outer surface of the corresponding limiting ring (21).

6. The surface rust removing device for the steel structure production as claimed in claim 5, wherein: the bottom of the supporting block (20) and the top of the waterproof shell (5) are located on the same horizontal plane, and a gap is reserved between the bottom of the limiting ring (21) and the top of the waterproof shell (5).