CN215617253U

CN215617253U - Floating rust removal device

Info

Publication number: CN215617253U
Application number: CN202122222479.1U
Authority: CN
Inventors: 汪冬
Original assignee: Guangzhou Liduo Robot Intelligent Technology Group Co ltd
Current assignee: Guangzhou Liduo Robot Intelligent Technology Group Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-01-25
Anticipated expiration: 2031-09-14

Abstract

The application discloses a floating rust removal device, which comprises a rust removal unit; the rust removal unit comprises a device main body, a wind driver, a connecting piece and a rust removal head; the device main body is provided with a first chamber; the air batch is arranged on the device main body and used for driving the derusting head to rotate; the first end of the connecting piece is limited in the first cavity and movably arranged relative to the output shaft of the windrow, and the first end of the connecting piece is synchronously matched with the output shaft in a rotating way; the second end of the connecting piece is positioned outside the first cavity and is connected with the derusting head; the first end of the connecting piece is provided with a piston part; the piston part is in sealing sliding fit with the inner circumferential surface of the first chamber, and an extrusion air cavity communicated with the air batch exhaust hole of the air batch is formed between the top surface of the piston part and the inner circumferential surface of the first chamber; a first air guide channel is arranged in the connecting piece; the air inlet of the first air guide channel is communicated with the extrusion air cavity, the air outlet of the first air guide channel is communicated with the outside, and the derusting head can be tightly attached to a treated surface by stable acting force, so that a better derusting effect is realized.

Description

Floating rust removal device

Technical Field

The application relates to the technical field of derusting equipment, in particular to a floating derusting device.

Background

At present, in order to enable a derusting head to better cling to an uneven derusting treatment surface to achieve a good derusting effect, a buffering mechanism is usually configured for the derusting head, so that the derusting head has certain floating displacement, the existing derusting equipment can adapt to the uneven treatment surface in a self-adaptive manner, and the effect of clinging to the treatment surface is achieved. The existing common buffer mechanism is a spring mechanism, and the counterforce of the spring mechanism is larger when the spring is pressed more in the spring mechanism, so that the rust removing head is tightly attached to the processing surface with larger acting force when meeting a high-slope processing surface and is tightly attached to the processing surface with smaller acting force when meeting a low-slope or pit processing surface, so that the acting force attached to the processing surface is unbalanced, and the situation that the processing surface is damaged due to too large acting force or rust removal is not thorough due to too small acting force exists, and the rust removing effect is still insufficient.

SUMMERY OF THE UTILITY MODEL

In view of this, the purpose of this application is to provide a rust cleaning device floats, realizes better rust cleaning effect.

In order to achieve the technical purpose, the application provides a floating rust removing device which comprises a rust removing unit;

the rust removal unit comprises a device main body, a wind driver, a connecting piece and a rust removal head;

the device body is provided with a first chamber;

the air batch is arranged on the device main body and used for driving the derusting head to rotate;

the first end of the connecting piece is limited in the first cavity and movably arranged relative to the output shaft of the windrow, and the first end of the connecting piece is synchronously matched with the output shaft in a rotating way;

the second end of the connecting piece is positioned outside the first cavity and is connected with the derusting head;

a piston part is arranged at the first end of the connecting piece;

the piston part is in sealing sliding fit with the inner circumferential surface of the first chamber, and an extrusion air cavity communicated with the air batch exhaust hole of the air batch is formed between the top surface of the piston part and the inner circumferential surface of the first chamber;

a first air guide channel is arranged in the connecting piece;

the air inlet of the first air guide channel is communicated with the extrusion air cavity, and the air outlet of the first air guide channel is communicated with the outside.

Further, the device main body is also provided with a second chamber;

the air batch is arranged in the second chamber, and a heat dissipation air cavity surrounding the air batch is arranged between the outer peripheral surface of the air batch and the inner peripheral surface of the first chamber;

the air batch exhaust hole is communicated with the heat dissipation air cavity;

the device main body is also provided with a second air guide channel for communicating the heat dissipation air cavity with the extrusion air cavity.

Furthermore, the air batch exhaust hole is formed in the position, corresponding to the heat dissipation air cavity, on the outer peripheral surface of the air batch.

Further, the output shaft extends into the first chamber;

the first end of the connecting piece is movably sleeved on the output shaft along the axial direction of the output shaft and is in synchronous rotating fit with the output shaft.

Further, the device body includes a cartridge case;

the first cavity and the second cavity are arranged in the barrel shell from bottom to top.

Furthermore, annular grooves distributed around the circumference of the inner wall of the first chamber are formed in the first chamber;

the annular groove and the outer peripheral surface of the air batch enclose the heat dissipation air cavity.

Further, the cartridge case comprises a first cartridge body and a second cartridge body;

the first cylinder body is provided with a through cavity;

a partition plate is arranged in the through cavity;

the partition plate divides the through cavity into an upper cavity and a lower cavity;

the upper chamber forms the second chamber;

the partition plate is provided with a first avoidance hole for avoiding the output shaft;

the second cylinder is detachably arranged in the lower cavity, and a concave cavity is formed in the top of the second cylinder;

the cavity bottom is equipped with dodges the second of connecting piece dodges the hole, the cavity forms first cavity.

Furthermore, an air guide groove is formed in the inner peripheral surface of the through cavity;

one end of the air guide groove is communicated with the heat dissipation air cavity, and the other end of the air guide groove penetrates through the partition plate and is communicated with the extrusion air cavity;

and a second air guide channel is formed between the air guide groove and the peripheral surface of the air screwdriver.

Furthermore, the second air guide channels are multiple and distributed circumferentially.

Furthermore, a first internal thread is arranged on the inner peripheral surface of the lower cavity;

and a first external thread matched with the first internal thread is arranged on the outer peripheral surface of the cylinder section of the second cylinder extending into the lower cavity.

Further, the connecting piece is in a shaft rod structure;

and a shaft hole which is used for the output shaft to movably insert and is matched with the output shaft in a rotating way is arranged in the connecting piece.

Further, the first end of the connector is provided with an annular flange for forming the piston portion;

the second end of the connecting piece is provided with a connector;

the connector is provided with a second external thread;

the rust removing head is provided with a connecting hole;

and a second internal thread matched with the second external thread is arranged on the connecting hole.

Furthermore, a locking hole communicated with the connecting hole is also formed in the derusting head;

and a jacking screw is arranged on the locking hole.

Furthermore, a cavity exhaust hole communicated with the outside is formed in the lower end of the inner circumferential surface of the first cavity;

the minimum height of the chamber vent hole from the inner bottom surface of the first chamber is greater than or equal to the thickness of the piston part.

Further, the exhaust hole is a plurality of and be the circumference distribution.

Furthermore, the first air guide channels are distributed in a plurality of circumferential directions.

Further, the rust removing unit is multiple;

the integrated air inlet module is also included;

the plurality of rust removal units are arranged on the integrated air inlet module;

and the air batch of each rust removal unit is respectively communicated with an air inlet channel on the integrated air inlet module.

Further, the derusting head is a steel brush head.

According to the technical scheme, the air screwdriver drives the derusting head to rotate through the air screwdriver, and meanwhile, the derusting head is movably arranged relative to an output shaft of the air screwdriver through the connecting piece. And, be equipped with first cavity on the device main part, can supply the first end activity of connecting piece. The first end of the connecting piece which moves in the first cavity is provided with a sealing sliding fit with the inner peripheral surface of the first cavity, so that an extrusion air cavity communicated with an air batch exhaust hole of an air batch can be formed between the top of the piston part and the inner peripheral surface of the first cavity, the connecting piece can be extruded by utilizing the air discharged by the air batch exhaust hole, certain acting force of the derusting head is provided, and the derusting head can be attached to an uneven processing surface and can adapt to the fluctuation of the processing surface. Still set up on the connecting piece and be used for communicateing extrusion air cavity and external first air guide channel, can adjust the effort of extrusion intracavity gas to the connecting piece through the gas outlet size of adjusting first air guide channel like this for the gas in the extrusion air cavity is balanced stable to the effort of connecting piece, guarantees that the rust cleaning head can both paste the tight processing face with stable effort no matter what kind of processing face meets, avoids causing the damage to the processing face, has realized better rust cleaning effect.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic axial view of a floating rust removing apparatus provided in the present application;

FIG. 2 is an overall sectional view of a floating rust removing apparatus provided in the present application;

FIG. 3 is a first partial cross-sectional view of a floating rust removing apparatus provided herein;

FIG. 4 is a second partial cross-sectional view of a floating rust removing apparatus provided herein;

FIG. 5 is a schematic view of a rust removing head structure of a floating rust removing device provided in the present application;

FIG. 6 is a schematic structural diagram of a floating rust removal device with an integrated air intake module provided in the present application;

in the figure: 1. wind batch; 11. air exhaust holes of the air batch; 2. a device main body; 201. extruding the air cavity; 202. a heat dissipation air cavity; 203. a second air guide channel; 21. a first cylinder; 210. a partition plate; 211. an annular groove; 212. a gas guide groove; 213. a first avoidance hole; 22. a second cylinder; 220. a second avoidance hole; 221. a chamber vent; 3. a connecting member; 30. a shaft hole; 31. a piston portion; 32. a first air guide channel; 33. a connector; 4. a derusting head; 40. connecting holes; 41. a locking hole; 42. jacking the screw tightly; 5. an integrated air intake module; 51. an intake passage.

Detailed Description

The technical solutions of the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all, of the embodiments of the present application. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the protection scope of the embodiments in the present application.

In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, a fixed connection, an exchangeable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements, unless otherwise explicitly stated or limited. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.

The embodiment of the application discloses a rust cleaning device floats.

Referring to fig. 1, an embodiment of a floating rust removing apparatus provided in an embodiment of the present application includes:

the rust removal unit comprises a device main body 2, a wind batch 1, a connecting piece 3 and a rust removal head 4.

The device main part 2 is provided with a first chamber, and the air screwdriver 1 is arranged on the device main part 2 and used for driving the derusting head 4 to rotate. The first end of the connecting piece 3 is limited in the first chamber and movably arranged relative to the output shaft of the windrow 1, and the first end of the connecting piece 3 is also in synchronous rotating fit with the output shaft. The first end of restriction connecting piece 3 is movable in first cavity, can have a limiting action to connecting piece 3 like this, avoids the connecting piece 3 of activity setting to deviate from first cavity, and connecting piece 3 sets up and with the synchronous normal running fit of wind batch 1 for wind batch 1 activity, is that connecting piece 3 also can carry out the activity of certain displacement when receiving the drive of wind batch 1 and rotate promptly. The second end of the connecting piece 3 is positioned outside the first cavity and is connected with the derusting head 4, namely the air screwdriver 1 can drive the derusting head 4 to rotate through the connecting piece 3, and meanwhile, the derusting head 4 can move relative to the air screwdriver 1 while rotating.

The first end of the connecting piece 3 is provided with a piston part 31, the piston part 31 is in sealing sliding fit with the inner circumferential surface of the first chamber, and an extrusion air cavity 201 communicated with the windrow exhaust hole 11 of the windrow 1 is formed between the top surface of the piston part 31 and the inner circumferential surface of the first chamber. The gas from the air supply vent hole 11 enters the extrusion air cavity 201 to push the piston part 31, and then provides a pressing pressure for the rust removing head 4, so that the rust removing head 4 can be attached to the processing surface. The design also enables the extrusion air cavity 201 to form a buffer air cavity, so that the derusting head 4 can be adaptive to the fluctuation of the processing surface.

A first air guide channel 32 is arranged in the connecting piece 3, an air inlet of the first air guide channel 32 is communicated with the extrusion air cavity 201, and an air outlet of the first air guide channel 32 is communicated with the outside. Therefore, the acting force of the air in the extrusion air cavity 201 on the connecting piece 3 can be adjusted by adjusting the size of the air outlet of the first air guide channel 32, and even if the extrusion air cavity 201 is pressed, the extrusion air cavity 201 is communicated with the outside through the first air guide channel 32, so that the stable acting force on the connecting piece 3 can be still stably maintained. Through the design, the acting force of the gas in the extrusion air cavity 201 on the connecting piece 3 can be balanced and stable, the derusting head 4 can be ensured to be tightly attached to the treatment surface by the stable acting force no matter what treatment surface is met, the treatment surface is prevented from being damaged, and a better derusting effect is realized.

The above is an embodiment one of the floating rust removing device provided in the embodiment of the present application, and the following is an embodiment two of the floating rust removing device provided in the embodiment of the present application, and refer to fig. 1 to 6 specifically.

The scheme based on the first embodiment is as follows:

further, in order to facilitate the installation arrangement of the wind mill 1, the device body 2 is further provided with a second chamber, and the wind mill 1 is installed in the second chamber. Meanwhile, a heat dissipation air cavity 202 surrounding the air batch 1 is arranged between the outer peripheral surface of the air batch 1 and the inner peripheral surface of the first cavity, the air batch exhaust hole 11 is communicated with the heat dissipation air cavity 202, and the device main body 2 is further provided with a second air guide channel 203 for communicating the heat dissipation air cavity 202 with the extrusion air cavity 201. Through setting up heat dissipation air cavity 202 to make the gas that comes out from air batch exhaust hole 11 carry the extrusion air cavity 201 that gets into from heat dissipation air cavity 202 again through heat dissipation air cavity 202 earlier, can further utilize air with air batch exhaust hole 11 combustion gas, play and criticize 1 cooling effect to the wind, improve the life of air batch 1.

Further, in order to facilitate the conduction between the air tap exhaust hole 11 and the heat dissipation air cavity 202, the air tap exhaust hole 11 is disposed on the outer peripheral surface of the air tap 1 corresponding to the position in the heat dissipation air cavity 202.

Further, in order to make the overall structure more compact, the output shaft of the screwdriver 1 extends into the first cavity after being installed, and the output shaft is arranged at the first end of the connecting piece 3 along the movable sleeve of the axial direction of the output shaft and synchronously and rotatably matched with the output shaft, so that the direct connection and matching between the connecting piece 3 and the output shaft are realized. Of course, the connecting member 3 may also be a transmission assembly for achieving connection and cooperation with the output shaft of the windrow 1, such as a synchronous pulley, and the like, without limitation.

Further, the device main body 2 comprises a cylinder shell, wherein the first chamber and the second chamber can be arranged in the cylinder shell from bottom to top.

Further, as for the formation of the heat dissipation air cavity 202, the first chamber is provided with annular grooves 211 distributed around the circumference of the inner wall of the first chamber, and the heat dissipation air cavity 202 is enclosed between the annular grooves 211 and the outer circumferential surface of the air vane 1.

Further, the cartridge case specifically includes a first cylinder 21 and a second cylinder 22. Wherein, first barrel 21 is equipped with leads to the chamber, leads to the intracavity and is equipped with baffle 210, and baffle 210 will lead to the chamber and separate into upper plenum and lower cavity, and the upper plenum forms the second cavity, and baffle 210 is equipped with the first hole 213 of dodging the output shaft, makes things convenient for the installation of wind batch 1.

The second cylinder 22 is detachably mounted in the lower cavity, so that the second cylinder is convenient to detach and maintain, wherein a concave cavity is formed in the top of the second cylinder 22, a second avoiding hole 220 for avoiding the connecting piece 3 is formed in the bottom of the concave cavity, and the concave cavity forms the first cavity. The device main body 2 constructed by the design can make the whole structure more compact and is convenient to disassemble, assemble and maintain. The diameter of the second avoiding hole 220 should be smaller than the diameter of the concave cavity, that is, the piston portion 31 is ensured not to be disengaged from the second avoiding hole 220, so as to limit the connecting element 3 in the first cavity.

Further, as for the formation of the second air guide channel 203, an air guide groove 212 is provided on the inner peripheral surface of the through cavity, one end of the air guide groove 212 is communicated with the heat dissipation air cavity 202, the other end thereof penetrates through the partition plate 210 to be communicated with the extrusion air cavity 201, and the second air guide channel 203 is formed between the air guide groove 212 and the outer peripheral surface of the air vane 1.

Further, the second air guide channels 203 can be distributed in a plurality of circumferential directions, so that air can enter the extrusion air cavity 201 more uniformly and rapidly.

Further, with regard to the cooperation of dismantling of second barrel 22 and first barrel 21, be equipped with first internal thread on the cavity inner peripheral face down, second barrel 22 is equipped with on the section of thick bamboo periphery face of stretching into cavity down with first internal thread complex first external screw thread, realizes dismantling the connection cooperation through screw-thread fit.

Further, as for the structure of the connecting piece 3, the connecting piece is designed to be a shaft rod structure, the inside of the connecting piece 3 is provided with a shaft hole 30 which is used for the movable insertion of the output shaft and is in running fit with the output shaft, the section shape of the shaft hole 30 is matched with that of the output shaft, the output shaft is ensured to be in sliding fit with the shaft hole 30 along the axial direction, and the output shaft can be in synchronous running fit with the shaft hole 30 in the running direction.

Further, in terms of the formation of the piston portion 31, an annular flange is provided at the first end of the connecting member 3 for forming the piston portion 31. And as for the connection of the second end of the connecting piece 3 and the rust removing head 4, the second end of the connecting piece 3 is provided with a connecting head 33, the connecting head 33 is provided with a second external thread, the rust removing head 4 is provided with a connecting hole 40, the connecting hole 40 is provided with a second internal thread matched with the second external thread, the detachable connection with the rust removing head 4 is realized in a threaded connection mode, and the disassembly, assembly and maintenance are convenient.

Further, in order to enable the connection and fixation of the derusting head 4 to be firmer and more reliable, a locking hole 41 communicated with the connecting hole 40 is further formed in the derusting head 4, a jacking screw 42 is arranged on the locking hole 41, and further fixation is achieved by screwing the jacking screw 42.

Further, a chamber vent hole 221 communicated with the outside is formed in the lower end of the inner circumferential surface of the first chamber, and the minimum height of the chamber vent hole 221 from the inner bottom surface of the first chamber is greater than or equal to the thickness of the piston part 31. Through such design, when the air pressure in the extrusion air cavity 201 is too big, make the piston part 31 contact the first chamber inner wall surface, the chamber exhaust hole 221 communicates the extrusion air cavity 201 at this moment, can assist and exhaust, further improves stability and the reliability of using.

Further, the exhaust holes may be a plurality of and distributed circumferentially, and are not particularly limited.

Further, in the present application, the first air guide channel 32 may also be multiple and distributed circumferentially, and is not limited in particular.

Further, when the number of the rust removing units is multiple, the integrated air inlet module 5 can be additionally arranged, the plurality of rust removing units are arranged on the integrated air inlet module 5, and the air batches 1 of the rust removing units are respectively communicated with the air inlet channel 51 on the integrated air inlet module 5. Therefore, the number of air pipes can be reduced, and the whole structure is simpler.

Further, the rust removing head 4 is specifically a steel brush head, and can also be other rotating type rust removing structural members, which are not limited specifically.

While the above detailed description has been directed to the floating rust removing device provided in the present application, it will be apparent to those skilled in the art that the present disclosure may be modified in various embodiments and applications without departing from the spirit and scope of the present application.

Claims

1. A floating rust removal device is characterized by comprising a rust removal unit;

the device body is provided with a first chamber;

a piston part is arranged at the first end of the connecting piece;

a first air guide channel is arranged in the connecting piece;

2. The floating rust removing device as claimed in claim 1, wherein the device body is further provided with a second chamber;

3. The floating rust removing device as claimed in claim 2, wherein the air vent hole of the air vane is arranged on the outer peripheral surface of the air vane at a position corresponding to the heat dissipation air cavity.

4. The floating rust removing device of claim 1, wherein the output shaft extends into the first chamber;

5. The floating rust removing device according to claim 2, wherein the device body includes a cylindrical shell;

6. The floating rust removing device of claim 5, wherein the first chamber is provided with annular grooves circumferentially distributed around the inner wall of the first chamber;

7. The floating rust removing device as claimed in claim 5, wherein the drum housing comprises a first drum and a second drum;

the first cylinder body is provided with a through cavity;

a partition plate is arranged in the through cavity;

the upper chamber forms the second chamber;

8. The floating rust removing device as claimed in claim 7, wherein the inner peripheral surface of the through cavity is provided with an air guide groove;

9. The floating rust removing device of claim 7, wherein the second air guide channels are multiple and distributed circumferentially.

10. The floating rust removing device as claimed in claim 7, wherein the inner peripheral surface of the lower chamber is provided with a first internal thread;

11. The floating rust removing device of claim 1, wherein the connecting member is in a shaft rod structure;

12. A floating rust removing device according to claim 11, characterized in that the first end of the connecting piece is provided with an annular flange for forming the piston part;

the second end of the connecting piece is provided with a connector;

the connector is provided with a second external thread;

the rust removing head is provided with a connecting hole;

13. The floating rust removing device as claimed in claim 12, wherein the rust removing head is further provided with a locking hole communicated with the connecting hole;

and a jacking screw is arranged on the locking hole.

14. The floating rust removing device as claimed in claim 1, wherein a chamber vent hole communicated with the outside is formed at the lower end of the inner circumferential surface of the first chamber;

15. The floating rust removing device of claim 14 wherein the exhaust holes are plural and circumferentially distributed.

16. The floating rust removing device as claimed in claim 1, wherein the first air guide channels are plural and circumferentially distributed.

17. The floating rust removing device according to claim 1, wherein the rust removing unit is plural;

the integrated air inlet module is also included;

18. The floating rust removing device as claimed in claim 1, wherein the rust removing head is a steel brush head.