阅读说明：本技术 一种水射流船壳除锈器 (Water jet hull rust remover ) 是由 陈正寿 孙孟 谢应孝 于 2020-06-22 设计创作，主要内容包括：本发明属于除诱设备技术领域,涉及一种水射流船壳除锈器,其解决了现有船壳除锈器的除锈效率低等问题。本船壳除锈器包括除锈盘和喷头组件,除锈盘的上表面设置有高压进水管,除锈盘的下表面开设有除锈腔,除锈腔内转动设置有旋转盘,旋转盘沿周向均匀分布有4根固定杆；喷头组件包括固定若干个固定喷头以及4个与固定杆一一对应的可调节喷头,固定喷头均匀间隔分布于固定杆上,且各固定喷头与旋转盘之间的距离均不相等,可调节喷头呈环形均匀分布于旋转盘上,可调节喷头的喷射方向与旋转盘的轴线所成的角度范围为0－45度,高压进水管与固定喷头及可调节喷头相连通。本发明具有除锈效率高等优点。(The invention belongs to the technical field of decoy equipment, relates to a water jet hull rust remover, and solves the problems of low rust removing efficiency and the like of the existing hull rust remover. The hull rust remover comprises a rust removing disc and a spray head assembly, wherein a high-pressure water inlet pipe is arranged on the upper surface of the rust removing disc, a rust removing cavity is formed in the lower surface of the rust removing disc, a rotating disc is rotatably arranged in the rust removing cavity, and 4 fixing rods are uniformly distributed on the rotating disc along the circumferential direction; the spray head assembly comprises a plurality of fixed spray heads and 4 adjustable spray heads in one-to-one correspondence with the fixed rods, the fixed spray heads are uniformly distributed on the fixed rods at intervals, the distances between the fixed spray heads and the rotary disk are different, the adjustable spray heads are uniformly distributed on the rotary disk in an annular manner, the angle range formed by the spraying direction of the adjustable spray heads and the axis of the rotary disk is 0-45 degrees, and the high-pressure water inlet pipe is communicated with the fixed spray heads and the adjustable spray heads. The invention has the advantages of high rust removal efficiency and the like.)

1. A water jet hull rust remover comprises a rust removing disc (23) and a spray head assembly (1), wherein a high-pressure water inlet pipe (2) is arranged on the upper surface of the rust removing disc (23), and a rust removing cavity (3) is formed in the lower surface of the rust removing disc (23), and is characterized in that a rotating disc (4) is rotatably arranged in the rust removing cavity (3), and 4 fixing rods (5) are uniformly distributed on the rotating disc (4) along the circumferential direction; shower nozzle subassembly (1) including fixed shower nozzle of a plurality of (6) and 4 with adjustable shower nozzle (7) of dead lever (5) one-to-one, fixed shower nozzle (6) evenly spaced distribution in on dead lever (5), and each fixed shower nozzle (6) with the distance between rotary disk (4) is all inequality, adjustable shower nozzle (7) be annular evenly distributed on rotary disk (4), the injection direction of adjustable shower nozzle (7) with the angular range that the axis of rotary disk (4) becomes is 0-45 degrees, high pressure inlet tube (2) with fixed shower nozzle (6) and adjustable shower nozzle (7) are linked together.

2. The water jet hull rust remover according to claim 1, characterized in that a rotating shaft (8) is rotatably arranged at the center of the rust removing disc (23), a coaxial inner cavity (9) is arranged in the rotating shaft (8), the high-pressure water inlet pipe (2) is connected with the upper end of the rotating shaft (8) through a rotating joint (10), and is communicated with the inner cavity (9) of the rotating shaft (8), the lower end of the rotating shaft (8) is connected with the rotating disc (4), a flow passage (11) is arranged in the fixed rod (5) along the length direction of the fixed rod, one end of the flow passage (11) is communicated with the fixed spray head (6), the other end of the flow passage (11) is communicated with the inner cavity (9) of the rotating shaft (8) through a first hose (12), the adjustable spray head (7) is communicated with the inner cavity (9) of the rotating shaft (8) through a second hose (13).

3. The water jet hull rust remover according to claim 1, characterized in that the upper surface of the rust removing disc (23) is provided with a motor, and the output end of the motor is connected with the rotary joint (10) through a transmission device.

4. The water jet hull rust remover according to claim 2, characterized in that a tee joint (14) communicated with the inner cavity (9) of the rotating shaft (8) is arranged on the outer wall of the rotating shaft (8), and the first hose (12) and the second hose (13) are both connected with the tee joint (14).

5. The water jet ship hull rust remover as claimed in claim 4, characterized in that the fixing rod (5) is provided with a strip-shaped hole (15) along its length direction, the lower end of the adjustable nozzle (7) extends into the strip-shaped hole (15), the fixing rod (5) is provided with a hinged frame (16), the middle part of the adjustable nozzle (7) is hinged on the hinged frame (16), and an adjusting device (17) capable of driving the adjustable nozzle (7) to swing is arranged between the rotating shaft (8) and the adjustable nozzle (7).

6. The water jet hull rust remover according to claim 5, characterized in that the adjusting device (17) comprises an adjusting ring (19) and 4 connecting rods (18) corresponding to the adjustable spray head (7) one by one, the adjusting ring (19) is sleeved on the rotating shaft (8) and can move along the axial direction of the rotating shaft (8), one end of the connecting rod (18) is hinged with the adjusting ring (19), and the other end of the connecting rod (18) is hinged with the upper end of the adjustable spray head (7).

7. The water jet hull rust remover according to claim 6, wherein the outer wall of the rotating shaft (8) is provided with a protrusion along the axial direction thereof, and the inner wall of the adjusting ring (19) is provided with a sliding groove in sliding fit with the protrusion; the outer wall of pivot (8) has still seted up the external screw thread, the upper end of external screw thread with bellied lower extreme links up mutually, adjusting device (17) still include with external screw thread matched with adjusting nut (20), the upper end of adjusting nut (20) with the lower extreme of adjustable ring (19) rotates to be connected.

8. The water jet hull rust remover according to claim 7, characterized in that the three-way pipe joint (14) is located above an adjusting ring (19), and when the upper end of the adjusting ring (19) is in contact with the lower end of the three-way pipe joint (14), the angle formed by the adjustable nozzle (7) and the axis of the rotating shaft (8) is 0 degree; when the lower end of the adjusting ring (19) is in contact with the upper end of the external thread on the rotating shaft (8), the angle formed by the adjustable spray head (7) and the axis of the rotating shaft (8) is 45 degrees.

9. The water jet hull rust remover according to claim 8, characterized in that the adjusting device (17) further comprises a protective cloth (21) made of soft plastic, one end of the protective cloth (21) is connected with the end part of the strip-shaped hole (15), and the other end of the protective cloth (21) is connected with the side wall of the lower half part of the adjustable nozzle (7).

10. A water jet hull rust remover according to claim 1, 2 or 3, characterized in that a vacuum recovery pipe (22) communicated with the rust removing cavity (3) is further arranged in the rust removing disc (23).

Technical Field

The invention belongs to the technical field of decoy equipment, and relates to a water jet hull rust remover.

Background

The ship rust removing machine process goes through three development stages of abrasive jet rust removal, ultrahigh-pressure pure water jet rust removal and ultrahigh-pressure pure water jet vacuum complete technology rust removal. The abrasive jet flow rust removal of the water and sand mold realizes rust removal of water, and besides the pollution caused by splashing of the abrasive, the wet rust removal greatly eliminates the environmental pollution, but the continuous conveying of the abrasive has problems. The ultrahigh pressure pure water jet can solve the problem of continuous conveying of the grinding materials, but the problem of back rusting of the ship wall is caused because water remains on the ship wall.

In order to solve the problems, Chinese patent CN 101704004A discloses a water jet hull rust remover, which comprises a high-pressure water pipe interface, a high-pressure water pipe interface seat, a rust removing disc, a high-pressure water interface seat support, a nozzle rotating frame, an air pipe interface seat, an air motor body, a vacuum recovery flange, a vacuum recovery pipe, a vacuum recovery port and a high-pressure water sealing ring, wherein the vacuum recovery port is embedded in the rust removing disc and is connected with the vacuum recovery pipe, the outlet end of the vacuum recovery pipe is connected with the vacuum recovery flange, and a height adjusting support frame is further arranged on the rust removing disc. The ultrahigh-pressure water jet rust removal and vacuum system suction and drying and slag discharge are coordinately designed into a whole, the rust slag is timely recovered by the vacuum equipment, the high temperature of more than 80 ℃ generated by the action of water jet in the vacuum cavity has certain positive influence on water evaporation of the ship wall, and the rust removal and drying and the rust return prevention of the ship shell are realized.

However, the water jet hull rust remover has a large nozzle pitch, and when the nozzle rotating frame rotates to remove rust, an annular non-rust removing area is easy to exist, and the rust removing disc needs to be moved back and forth for multiple times near multiple areas, so that the rust removing efficiency is reduced.

Disclosure of Invention

The invention aims to provide a water jet hull rust remover aiming at the problems in the prior art, and the technical problems to be solved by the invention are as follows: how to improve the rust removing efficiency of the hull rust remover.

The purpose of the invention can be realized by the following technical scheme:

a water jet hull rust remover comprises a rust removing disc and a spray head assembly, wherein a high-pressure water inlet pipe is arranged on the upper surface of the rust removing disc, and a rust removing cavity is formed in the lower surface of the rust removing disc; the shower nozzle subassembly including fixed a plurality of fixed shower nozzle and 4 with the adjustable shower nozzle of dead lever one-to-one, fixed shower nozzle evenly spaced distribution in on the dead lever, and each fixed shower nozzle with the distance between the rotary disk is inequality, adjustable shower nozzle be annular evenly distributed in on the rotary disk, the injection direction of adjustable shower nozzle with the angle scope that the axis of rotary disk becomes is 0-45 degrees, the high pressure inlet tube with fixed shower nozzle and adjustable shower nozzle are linked together.

The working principle is as follows: when the hull rust remover is used, the rust removing disc moves along the wall of the ship, the high-pressure water flow is conveyed to the fixed spray head and the adjustable spray head by the high-pressure water inlet pipe, and the rotary disc drives the fixed spray head and the adjustable spray head to rotate, so that the wall of the ship is washed in all directions. Because in this application, the distance of each fixed shower nozzle and swivel plate axis is inequality, consequently when the swivel plate rotated, can carry out the all sides to each region in the rust cleaning dish and wash the rust cleaning, and need not the rust cleaning dish and wash to the round trip movement many times in same region, improves rust cleaning efficiency. In addition, to the protruding condition of bar on some ship walls, the angle of adjustable shower nozzle is adjusted to the accessible, carries out effectual rust cleaning to the bar arch, and 4 adjustable shower nozzles just can cooperate the bellied rust cleaning of whole bar of completion, need not the rust cleaning dish and remove many times repeatedly equally, improve rust cleaning efficiency.

In foretell water jet hull rust remover, the center department of rust cleaning dish rotates and is provided with the pivot, coaxial inner chamber has been seted up in the pivot, high pressure inlet pipe pass through rotary joint with the upper end of pivot is connected, and is linked together with the inner chamber of pivot, the lower extreme of pivot with the rotary disk is connected, the runner has been seted up along self length direction in the dead lever, the one end of runner with fixed shower nozzle is linked together, the other end of runner pass through hose one with the inner chamber of pivot is linked together, adjustable shower nozzle pass through hose two with the inner chamber of pivot is linked together. Water in the high-pressure water inlet pipe can enter the inner cavity of the rotating shaft through the rotary joint and then respectively enter the fixed spray head and the adjustable spray head through the first hose and the second hose to be washed and derusted.

In the water jet hull rust remover, the motor is arranged on the upper surface of the rust removing disc, and the output end of the motor is connected with the rotary joint through a transmission device. The motor rotates, and accessible transmission drives rotary joint and rotates to drive the pivot and rotate, finally drive the dead lever rotation through the rotary disk, realize the rust cleaning that washes of full aspect.

In the water jet hull rust remover, the outer wall of the rotating shaft is provided with a three-way pipe joint communicated with the inner cavity of the rotating shaft, and the first hose and the second hose are both connected with the three-way pipe joint. Water in the inner cavity of the rotating shaft can enter the first hose and the second hose through the three-way pipe joint to realize fluid conveying.

In the water jet hull rust remover, the fixing rod is provided with a strip-shaped hole along the length direction, the lower end of the adjustable spray head extends into the strip-shaped hole, the fixing rod is provided with a hinged frame, the middle part of the adjustable spray head is hinged on the hinged frame, and an adjusting device capable of driving the adjustable spray head to swing is arranged between the rotating shaft and the adjustable spray head. The adjustable spray head can be driven to swing through the adjusting device, so that the water flow spraying angle can be adjusted, and the adjustable spray head is suitable for various ship walls with bulges.

In foretell water jet hull rust remover, adjusting device include adjustable ring and 4 with the connecting rod of adjustable shower nozzle one-to-one, the adjustable ring cover is located in the pivot, and can follow the axial displacement of pivot, the one end of connecting rod with the adjustable ring is articulated mutually, the other end of connecting rod with the upper end of adjustable shower nozzle is articulated mutually. The adjusting ring moves along the rotating shaft and can drive the connecting rod to swing, so that the adjustable spray head is driven to swing, and the spraying angle is adjusted.

In the water jet hull rust remover, the outer wall of the rotating shaft is provided with a protrusion along the self axial direction, and the inner wall of the adjusting ring is provided with a sliding groove in sliding fit with the protrusion; the outer wall of pivot has still seted up the external screw thread, the upper end of external screw thread with bellied lower extreme links up mutually, adjusting device still include with external screw thread matched with adjusting nut, adjusting nut's upper end with the lower extreme of adjustable ring rotates and is connected. And the adjusting nut is rotated and can move along the axial direction of the rotating shaft while rotating, so that the adjusting ring is driven to move along the axial direction of the rotating shaft, and finally the adjustable spray head is driven to swing.

In the water jet hull rust remover, the three-way pipe joint is positioned above the adjusting ring, and when the upper end of the adjusting ring is contacted with the lower end of the three-way pipe joint, the angle formed by the adjustable spray head and the axis of the rotating shaft is 0 degree; when the lower extreme of adjustable ring with when the external screw thread upper end on the pivot contacts, the angle that the axis of adjustable shower nozzle and pivot was is 45 degrees. The three-way pipe joint and the external thread are effectively utilized to play a role in limiting, and the adjustable spray head is guaranteed to swing and adjust within a limited range.

In the above water jet hull rust remover, the adjusting device further comprises a protective cloth made of soft plastics, one end of the protective cloth is connected with the end part of the strip-shaped hole, and the other end of the protective cloth is connected with the side wall of the lower half part of the adjustable spray head. After the design has the protection cloth, can avoid liquid, impurity etc. directly to strike in each articulated department through the bar hole and cause the jamming when the rust cleaning.

In the water jet hull rust remover, a vacuum recovery pipe communicated with the rust removing cavity is further arranged in the rust removing disc. After the vacuum recovery tube is designed, the derusting effect can be improved, and acrobatics can be timely recovered to avoid rust return.

Compared with the prior art, the invention has the following advantages:

1. the distances between the fixed spray heads and the axis of the rotating disc are different, so that when the rotating disc rotates, all areas in the derusting disc can be washed and derusted comprehensively, the derusting disc does not need to be washed by moving the derusting disc back and forth for multiple times in the same area, and the derusting efficiency is improved.

2. Aiming at the condition that part of the ship wall is provided with the strip-shaped bulges, the strip-shaped bulges can be effectively derusted by adjusting the angles of the adjustable spray heads, the 4 adjustable spray heads can just be matched with each other to complete the derusting of the whole strip-shaped bulges, and the derusting disc does not need to be repeatedly moved for many times, so that the derusting efficiency is improved.

Drawings

Fig. 1 is a perspective view of the water jet hull rust remover.

Fig. 2 is a bottom view of the water jet hull rust remover.

Fig. 3 is a schematic diagram of the water jet hull rust remover.

In the figure, 1, a spray head assembly; 2. a high-pressure water inlet pipe; 3. a rust removal cavity; 4. rotating the disc; 5. fixing the rod; 6. fixing the spray head; 7. the spray head can be adjusted; 8. a rotating shaft; 9. an inner cavity; 10. a rotary joint; 11. a flow channel; 12. a first hose; 13. a second hose; 14. a three-way pipe joint; 15. a strip-shaped hole; 16. a hinged frame; 17. an adjustment device; 18. a connecting rod; 19. an adjusting ring; 20. adjusting the nut; 21. protective cloth; 22. a vacuum recovery tube; 23. a rust removing disc;

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, 2 and 3, the hull rust remover comprises a rust removing disc 23 and a nozzle assembly 1, wherein a high-pressure water inlet pipe 2 is arranged on the upper surface of the rust removing disc 23, and a rust removing cavity 3 is arranged on the lower surface of the rust removing disc 23, and is characterized in that a rotating disc 4 is rotatably arranged in the rust removing cavity 3, and 4 fixing rods 5 are uniformly distributed on the rotating disc 4 along the circumferential direction; the spray head assembly 1 comprises a plurality of fixed spray heads 6 and 4 adjustable spray heads 7 which are in one-to-one correspondence with the fixed rods 5, the fixed spray heads 6 are uniformly distributed on the fixed rods 5 at intervals, the distances between the fixed spray heads 6 and the rotating disk 4 are different, the adjustable spray heads 7 are uniformly distributed on the rotating disk 4 in an annular mode, the angle range formed by the spraying direction of the adjustable spray heads 7 and the axis of the rotating disk 4 is 0-45 degrees, and the high-pressure water inlet pipe 2 is communicated with the fixed spray heads 6 and the adjustable spray heads 7. Preferably, a vacuum recovery pipe 22 communicated with the derusting cavity 3 is also arranged in the derusting disk 23. After the vacuum recovery tube 22 is designed, the derusting effect can be improved, and the acrobatics can be timely recovered to avoid rust return.

Specifically, in this embodiment, a rotating shaft 8 is rotatably disposed at the center of the rust removing disc 23, a coaxial inner cavity 9 is formed in the rotating shaft 8, the high-pressure water inlet pipe 2 is connected with the upper end of the rotating shaft 8 through a rotating joint 10 and is communicated with the inner cavity 9 of the rotating shaft 8, the lower end of the rotating shaft 8 is connected with the rotating disc 4, a flow passage 11 is formed in the fixed rod 5 along the length direction of the fixed rod, one end of the flow passage 11 is communicated with the fixed spray head 6, the other end of the flow passage 11 is communicated with the inner cavity 9 of the rotating shaft 8 through a first hose 12, and the adjustable spray head 7 is communicated. Water in the high-pressure water inlet pipe 2 can enter an inner cavity 9 of the rotating shaft 8 through the rotary joint 10 and then respectively enter the fixed spray head 6 and the adjustable spray head 7 through the first hose 12 and the second hose 13 for washing and derusting. Preferably, in this embodiment, a tee joint 14 communicated with the inner cavity 9 of the rotating shaft 8 is arranged on the outer wall of the rotating shaft 8, and the first hose 12 and the second hose 13 are both connected with the tee joint 14. Water in the inner cavity 9 of the rotating shaft 8 can enter the first hose 12 and the second hose 13 through the tee joint 14 to realize fluid transmission.

As shown in fig. 1, the upper surface of the rust removing disc 23 is provided with a motor, and the output end of the motor is connected with the rotary joint 10 through a transmission device. The motor rotates, and accessible transmission drives rotary joint 10 and rotates to drive pivot 8 and rotate, finally drive the dead lever 5 through rotary disk 4 and rotate, realize the rust cleaning that washes of full aspect. The motor is not marked in the figure, and the transmission device can be realized by a transmission belt, a gear and the like.

As shown in fig. 3, in this embodiment, a bar-shaped hole 15 is formed in the fixing rod 5 along the length direction thereof, the lower end of the adjustable nozzle 7 extends into the bar-shaped hole 15, a hinge frame 16 is disposed on the fixing rod 5, the middle of the adjustable nozzle 7 is hinged to the hinge frame 16, and an adjusting device 17 capable of driving the adjustable nozzle 7 to swing is disposed between the rotating shaft 8 and the adjustable nozzle 7. The adjustable spray head 7 can be driven to swing by the adjusting device 17, so that the water flow spraying angle can be adjusted, and the adjustable spray head is suitable for various ship walls with bulges.

Preferably, the adjusting device 17 includes an adjusting ring 19 and 4 connecting rods 18 corresponding to the adjustable nozzles 7 one by one, the adjusting ring 19 is sleeved on the rotating shaft 8 and can move along the axial direction of the rotating shaft 8, one end of the connecting rod 18 is hinged to the adjusting ring 19, and the other end of the connecting rod 18 is hinged to the upper end of the adjustable nozzle 7.

Preferably, the outer wall of the rotating shaft 8 is provided with a protrusion along the axial direction thereof, and the inner wall of the adjusting ring 19 is provided with a sliding groove in sliding fit with the protrusion; the outer wall of the rotating shaft 8 is further provided with an external thread, the upper end of the external thread is connected with the lower end of the bulge, the adjusting device 17 further comprises an adjusting nut 20 matched with the external thread, and the upper end of the adjusting nut 20 is rotatably connected with the lower end of the adjusting ring 19. The adjusting nut 20 is rotated, and the adjusting nut 20 can move along the axial direction of the rotating shaft 8 while rotating, so as to drive the adjusting ring 19 to move along the axial direction of the rotating shaft 8, and finally drive the adjustable nozzle 7 to swing.

In order to avoid the influence on normal cleaning and derusting caused by the overlarge swing range of the adjustable spray head 7. In the embodiment, the tee joint pipe joint 14 is positioned above the adjusting ring 19, and when the upper end of the adjusting ring 19 is contacted with the lower end of the tee joint pipe joint 14, the angle formed by the spray head 7 and the axis of the rotating shaft 8 can be adjusted to be 0 degree; when the lower end of the adjusting ring 19 is in contact with the upper end of the external thread on the rotating shaft 8, the angle formed by the spray head 7 and the axis of the rotating shaft 8 can be adjusted to be 45 degrees. The three-way pipe joint 14 and the external thread are effectively utilized to play a role in limiting, and the adjustable spray head 7 is guaranteed to swing and adjust within a limited range.

As shown in fig. 2 and 3, in this embodiment, the adjusting device 17 further includes a protective cloth 21 made of soft plastic, one end of the protective cloth 21 is connected to the end of the strip-shaped hole 15, and the other end of the protective cloth 21 is connected to the side wall of the lower half portion of the adjustable nozzle 7. After the design of the protective cloth 21, the clamping stagnation caused by the direct impact of liquid, impurities and the like on each hinged part through the strip-shaped hole 15 during rust removal can be avoided.

The working principle of the invention is as follows: when the hull rust remover is used, the rust removing disc 23 moves along the wall of the ship, the high-pressure water flow is conveyed to the fixed spray head 6 and the adjustable spray head 7 by the high-pressure water inlet pipe 2, and the rotary disc 4 drives the fixed spray head 6 and the adjustable spray head 7 to rotate, so that the wall of the ship is washed in all directions. Because in this application, the distance of each fixed nozzle 6 and rotary disk 4 axis is inequality, consequently when rotary disk 4 rotated, can carry out all sides to each region in the rust cleaning dish 23 and wash the rust cleaning, and need not rust cleaning dish 23 and wash to the multiple round trip movement in same region, improve rust cleaning efficiency. In addition, aiming at the condition that part of the ship wall is provided with the strip-shaped protrusions, the angle of the adjustable spray heads 7 can be adjusted to effectively remove the rust on the strip-shaped protrusions, the 4 adjustable spray heads 7 can be matched with each other to complete the whole rust removal of the strip-shaped protrusions, the rust removal disc 23 does not need to be repeatedly moved for multiple times, and the rust removal efficiency is improved.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.